repos/blastem: render_fbdev.c annotate

annotate render_fbdev.c @ 1971:80920c21bb52

Add an event log soft flush and call it twice per frame in between hard flushes to netplay latency when there are insufficient hardware updates to flush packets in the middle of a frame

author	Michael Pavone <pavone@retrodev.com>
date	Fri, 08 May 2020 11:40:30 -0700
parents	2fd0a8cb1c80
children

rev	line source
1779 3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1 /*
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	2 Copyright 2013 Michael Pavone
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	3 This file is part of BlastEm.
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	4 BlastEm is free software distributed under the terms of the GNU General Public License version 3 or greater. See COPYING for full license text.
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	5 */
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	6 #include <stdlib.h>
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	7 #include <stdio.h>
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	8 #include <string.h>
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	9 #include <math.h>
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	10 #include <linux/fb.h>
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	11 #include <linux/input.h>
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	12 #include <linux/kd.h>
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	13 #include <alsa/asoundlib.h>
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	14 #include <sys/types.h>
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	15 #include <sys/stat.h>
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	16 #include <sys/ioctl.h>
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	17 #include <sys/mman.h>
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	18 #include <fcntl.h>
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	19 #include <unistd.h>
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	20 #include <pthread.h>
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	21 #include <dirent.h>
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	22 #include "render.h"
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	23 #include "blastem.h"
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	24 #include "genesis.h"
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	25 #include "bindings.h"
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	26 #include "util.h"
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	27 #include "paths.h"
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	28 #include "ppm.h"
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	29 #include "png.h"
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	30 #include "config.h"
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	31 #include "controller_info.h"
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	32
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	33 #ifndef DISABLE_OPENGL
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	34 #include <EGL/egl.h>
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	35 #include <GLES2/gl2.h>
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	36 #ifdef USE_MALI
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	37 //Mali GLES headers don't seem to define GLchar for some reason
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	38 typedef char GLchar;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	39 #endif
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	40 #endif
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	41
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	42 #define MAX_EVENT_POLL_PER_FRAME 2
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	43
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	44 static EGLContext main_context;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	45
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	46 static int main_width, main_height, windowed_width, windowed_height, is_fullscreen;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	47
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	48 static uint8_t render_gl = 1;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	49 static uint8_t scanlines = 0;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	50
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	51 static uint32_t last_frame = 0;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	52 static snd_pcm_uframes_t buffer_samples;
1954 2fd0a8cb1c80 Properly initialize Genesis reset cycle on startup. Fixes crash in GDB remote debugger when stepping past the first two instructions Michael Pavone <pavone@retrodev.com> parents: 1786 diff changeset	53 static size_t buffer_bytes;
1779 3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	54 static unsigned int output_channels, sample_rate;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	55
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	56
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	57 static uint8_t quitting = 0;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	58
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	59
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	60 static void render_close_audio()
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	61 {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	62
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	63 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	64
1954 2fd0a8cb1c80 Properly initialize Genesis reset cycle on startup. Fixes crash in GDB remote debugger when stepping past the first two instructions Michael Pavone <pavone@retrodev.com> parents: 1786 diff changeset	65 static snd_pcm_t *audio_handle;
2fd0a8cb1c80 Properly initialize Genesis reset cycle on startup. Fixes crash in GDB remote debugger when stepping past the first two instructions Michael Pavone <pavone@retrodev.com> parents: 1786 diff changeset	66 static void *output_buffer;
2fd0a8cb1c80 Properly initialize Genesis reset cycle on startup. Fixes crash in GDB remote debugger when stepping past the first two instructions Michael Pavone <pavone@retrodev.com> parents: 1786 diff changeset	67 void render_do_audio_ready(audio_source *src)
1779 3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	68 {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	69 if (src->front_populated) {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	70 fatal_error("Audio source filled up a buffer a second time before other sources finished their first\n");
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	71 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	72 int16_t *tmp = src->front;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	73 src->front = src->back;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	74 src->back = tmp;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	75 src->front_populated = 1;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	76 src->buffer_pos = 0;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	77
1954 2fd0a8cb1c80 Properly initialize Genesis reset cycle on startup. Fixes crash in GDB remote debugger when stepping past the first two instructions Michael Pavone <pavone@retrodev.com> parents: 1786 diff changeset	78 if (!all_sources_ready()) {
2fd0a8cb1c80 Properly initialize Genesis reset cycle on startup. Fixes crash in GDB remote debugger when stepping past the first two instructions Michael Pavone <pavone@retrodev.com> parents: 1786 diff changeset	79 return;
1779 3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	80 }
1954 2fd0a8cb1c80 Properly initialize Genesis reset cycle on startup. Fixes crash in GDB remote debugger when stepping past the first two instructions Michael Pavone <pavone@retrodev.com> parents: 1786 diff changeset	81 mix_and_convert(output_buffer, buffer_bytes, NULL);
2fd0a8cb1c80 Properly initialize Genesis reset cycle on startup. Fixes crash in GDB remote debugger when stepping past the first two instructions Michael Pavone <pavone@retrodev.com> parents: 1786 diff changeset	82
2fd0a8cb1c80 Properly initialize Genesis reset cycle on startup. Fixes crash in GDB remote debugger when stepping past the first two instructions Michael Pavone <pavone@retrodev.com> parents: 1786 diff changeset	83 int frames = snd_pcm_writei(audio_handle, output_buffer, buffer_samples);
1779 3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	84 if (frames < 0) {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	85 frames = snd_pcm_recover(audio_handle, frames, 0);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	86 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	87 if (frames < 0) {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	88 fprintf(stderr, "Failed to write samples: %s\n", snd_strerror(frames));
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	89 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	90 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	91
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	92 int render_width()
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	93 {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	94 return main_width;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	95 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	96
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	97 int render_height()
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	98 {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	99 return main_height;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	100 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	101
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	102 int render_fullscreen()
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	103 {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	104 return 1;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	105 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	106
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	107 uint32_t red_shift, blue_shift, green_shift;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	108 uint32_t render_map_color(uint8_t r, uint8_t g, uint8_t b)
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	109 {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	110 return r << red_shift \| g << green_shift \| b << blue_shift;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	111 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	112
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	113 #ifndef DISABLE_OPENGL
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	114 static GLuint textures[3], buffers[2], vshader, fshader, program, un_textures[2], un_width, un_height, at_pos;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	115
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	116 static GLfloat vertex_data_default[] = {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	117 -1.0f, -1.0f,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	118 1.0f, -1.0f,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	119 -1.0f, 1.0f,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	120 1.0f, 1.0f
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	121 };
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	122
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	123 static GLfloat vertex_data[8];
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	124
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	125 static const GLushort element_data[] = {0, 1, 2, 3};
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	126
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	127 static const GLchar shader_prefix[] =
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	128 #ifdef USE_GLES
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	129 "#version 100\n";
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	130 #else
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	131 "#version 110\n"
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	132 "#define lowp\n"
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	133 "#define mediump\n"
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	134 "#define highp\n";
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	135 #endif
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	136
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	137 static GLuint load_shader(char * fname, GLenum shader_type)
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	138 {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	139 char const * parts[] = {get_home_dir(), "/.config/blastem/shaders/", fname};
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	140 char * shader_path = alloc_concat_m(3, parts);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	141 FILE * f = fopen(shader_path, "rb");
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	142 free(shader_path);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	143 GLchar * text;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	144 long fsize;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	145 if (f) {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	146 fsize = file_size(f);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	147 text = malloc(fsize);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	148 if (fread(text, 1, fsize, f) != fsize) {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	149 warning("Error reading from shader file %s\n", fname);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	150 free(text);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	151 return 0;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	152 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	153 } else {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	154 shader_path = path_append("shaders", fname);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	155 uint32_t fsize32;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	156 text = read_bundled_file(shader_path, &fsize32);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	157 free(shader_path);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	158 if (!text) {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	159 warning("Failed to open shader file %s for reading\n", fname);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	160 return 0;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	161 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	162 fsize = fsize32;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	163 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	164
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	165 if (strncmp(text, "#version", strlen("#version"))) {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	166 GLchar *tmp = text;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	167 text = alloc_concat(shader_prefix, tmp);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	168 free(tmp);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	169 fsize += strlen(shader_prefix);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	170 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	171 GLuint ret = glCreateShader(shader_type);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	172 glShaderSource(ret, 1, (const GLchar *)&text, (const GLint )&fsize);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	173 free(text);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	174 glCompileShader(ret);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	175 GLint compile_status, loglen;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	176 glGetShaderiv(ret, GL_COMPILE_STATUS, &compile_status);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	177 if (!compile_status) {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	178 glGetShaderiv(ret, GL_INFO_LOG_LENGTH, &loglen);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	179 text = malloc(loglen);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	180 glGetShaderInfoLog(ret, loglen, NULL, text);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	181 warning("Shader %s failed to compile:\n%s\n", fname, text);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	182 free(text);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	183 glDeleteShader(ret);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	184 return 0;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	185 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	186 return ret;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	187 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	188 #endif
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	189
1785 8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	190 #define MAX_FB_LINES 590
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	191 static uint32_t texture_buf[MAX_FB_LINES * LINEBUF_SIZE * 2];
1779 3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	192 #ifdef DISABLE_OPENGL
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	193 #define RENDER_FORMAT SDL_PIXELFORMAT_ARGB8888
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	194 #else
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	195 #ifdef USE_GLES
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	196 #define INTERNAL_FORMAT GL_RGBA
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	197 #define SRC_FORMAT GL_RGBA
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	198 #define RENDER_FORMAT SDL_PIXELFORMAT_ABGR8888
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	199 #else
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	200 #define INTERNAL_FORMAT GL_RGBA8
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	201 #define SRC_FORMAT GL_BGRA
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	202 #define RENDER_FORMAT SDL_PIXELFORMAT_ARGB8888
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	203 #endif
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	204 static void gl_setup()
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	205 {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	206 tern_val def = {.ptrval = "linear"};
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	207 char *scaling = tern_find_path_default(config, "video\0scaling\0", def, TVAL_PTR).ptrval;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	208 GLint filter = strcmp(scaling, "linear") ? GL_NEAREST : GL_LINEAR;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	209 glGenTextures(3, textures);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	210 for (int i = 0; i < 3; i++)
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	211 {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	212 glBindTexture(GL_TEXTURE_2D, textures[i]);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	213 glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, filter);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	214 glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, filter);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	215 glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	216 glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	217 if (i < 2) {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	218 //TODO: Fixme for PAL + invalid display mode
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	219 glTexImage2D(GL_TEXTURE_2D, 0, INTERNAL_FORMAT, 512, 512, 0, SRC_FORMAT, GL_UNSIGNED_BYTE, texture_buf);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	220 } else {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	221 uint32_t blank = 255 << 24;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	222 glTexImage2D(GL_TEXTURE_2D, 0, INTERNAL_FORMAT, 1, 1, 0, SRC_FORMAT, GL_UNSIGNED_BYTE, &blank);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	223 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	224 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	225 glGenBuffers(2, buffers);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	226 glBindBuffer(GL_ARRAY_BUFFER, buffers[0]);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	227 glBufferData(GL_ARRAY_BUFFER, sizeof(vertex_data), vertex_data, GL_STATIC_DRAW);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	228 glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, buffers[1]);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	229 glBufferData(GL_ELEMENT_ARRAY_BUFFER, sizeof(element_data), element_data, GL_STATIC_DRAW);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	230 def.ptrval = "default.v.glsl";
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	231 vshader = load_shader(tern_find_path_default(config, "video\0vertex_shader\0", def, TVAL_PTR).ptrval, GL_VERTEX_SHADER);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	232 def.ptrval = "default.f.glsl";
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	233 fshader = load_shader(tern_find_path_default(config, "video\0fragment_shader\0", def, TVAL_PTR).ptrval, GL_FRAGMENT_SHADER);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	234 program = glCreateProgram();
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	235 glAttachShader(program, vshader);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	236 glAttachShader(program, fshader);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	237 glLinkProgram(program);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	238 GLint link_status;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	239 glGetProgramiv(program, GL_LINK_STATUS, &link_status);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	240 if (!link_status) {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	241 fputs("Failed to link shader program\n", stderr);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	242 exit(1);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	243 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	244 un_textures[0] = glGetUniformLocation(program, "textures[0]");
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	245 un_textures[1] = glGetUniformLocation(program, "textures[1]");
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	246 un_width = glGetUniformLocation(program, "width");
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	247 un_height = glGetUniformLocation(program, "height");
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	248 at_pos = glGetAttribLocation(program, "pos");
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	249 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	250
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	251 static void gl_teardown()
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	252 {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	253 glDeleteProgram(program);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	254 glDeleteShader(vshader);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	255 glDeleteShader(fshader);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	256 glDeleteBuffers(2, buffers);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	257 glDeleteTextures(3, textures);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	258 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	259 #endif
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	260
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	261 static uint8_t texture_init;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	262 static void render_alloc_surfaces()
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	263 {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	264 if (texture_init) {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	265 return;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	266 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	267 texture_init = 1;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	268 #ifndef DISABLE_OPENGL
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	269 if (render_gl) {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	270 gl_setup();
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	271 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	272 #endif
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	273 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	274
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	275 static void free_surfaces(void)
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	276 {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	277 texture_init = 0;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	278 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	279
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	280 static char * caption = NULL;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	281 static char * fps_caption = NULL;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	282
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	283 static void render_quit()
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	284 {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	285 render_close_audio();
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	286 free_surfaces();
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	287 #ifndef DISABLE_OPENGL
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	288 if (render_gl) {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	289 gl_teardown();
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	290 //FIXME: replace with EGL equivalent
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	291 //SDL_GL_DeleteContext(main_context);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	292 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	293 #endif
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	294 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	295
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	296 static float config_aspect()
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	297 {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	298 static float aspect = 0.0f;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	299 if (aspect == 0.0f) {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	300 char *config_aspect = tern_find_path_default(config, "video\0aspect\0", (tern_val){.ptrval = "4:3"}, TVAL_PTR).ptrval;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	301 if (strcmp("stretch", config_aspect)) {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	302 aspect = 4.0f/3.0f;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	303 char *end;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	304 float aspect_numerator = strtof(config_aspect, &end);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	305 if (aspect_numerator > 0.0f && *end == ':') {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	306 float aspect_denominator = strtof(end+1, &end);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	307 if (aspect_denominator > 0.0f && !*end) {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	308 aspect = aspect_numerator / aspect_denominator;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	309 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	310 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	311 } else {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	312 aspect = -1.0f;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	313 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	314 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	315 return aspect;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	316 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	317
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	318 static void update_aspect()
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	319 {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	320 //reset default values
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	321 #ifndef DISABLE_OPENGL
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	322 memcpy(vertex_data, vertex_data_default, sizeof(vertex_data));
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	323 #endif
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	324 if (config_aspect() > 0.0f) {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	325 float aspect = (float)main_width / main_height;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	326 if (fabs(aspect - config_aspect()) < 0.01f) {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	327 //close enough for government work
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	328 return;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	329 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	330 #ifndef DISABLE_OPENGL
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	331 if (render_gl) {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	332 for (int i = 0; i < 4; i++)
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	333 {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	334 if (aspect > config_aspect()) {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	335 vertex_data[i2] = config_aspect()/aspect;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	336 } else {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	337 vertex_data[i2+1] = aspect/config_aspect();
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	338 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	339 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	340 } else {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	341 #endif
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	342 //TODO: Maybe do some stuff for non-integer scaling in raw fbdev copy
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	343 #ifndef DISABLE_OPENGL
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	344 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	345 #endif
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	346 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	347 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	348
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	349 static uint8_t scancode_map[128] = {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	350 [KEY_A] = 0x1C,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	351 [KEY_B] = 0x32,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	352 [KEY_C] = 0x21,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	353 [KEY_D] = 0x23,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	354 [KEY_E] = 0x24,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	355 [KEY_F] = 0x2B,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	356 [KEY_G] = 0x34,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	357 [KEY_H] = 0x33,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	358 [KEY_I] = 0x43,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	359 [KEY_J] = 0x3B,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	360 [KEY_K] = 0x42,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	361 [KEY_L] = 0x4B,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	362 [KEY_M] = 0x3A,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	363 [KEY_N] = 0x31,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	364 [KEY_O] = 0x44,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	365 [KEY_P] = 0x4D,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	366 [KEY_Q] = 0x15,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	367 [KEY_R] = 0x2D,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	368 [KEY_S] = 0x1B,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	369 [KEY_T] = 0x2C,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	370 [KEY_U] = 0x3C,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	371 [KEY_V] = 0x2A,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	372 [KEY_W] = 0x1D,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	373 [KEY_X] = 0x22,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	374 [KEY_Y] = 0x35,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	375 [KEY_Z] = 0x1A,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	376 [KEY_1] = 0x16,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	377 [KEY_2] = 0x1E,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	378 [KEY_3] = 0x26,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	379 [KEY_4] = 0x25,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	380 [KEY_5] = 0x2E,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	381 [KEY_6] = 0x36,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	382 [KEY_7] = 0x3D,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	383 [KEY_8] = 0x3E,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	384 [KEY_9] = 0x46,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	385 [KEY_0] = 0x45,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	386 [KEY_ENTER] = 0x5A,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	387 [KEY_ESC] = 0x76,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	388 [KEY_SPACE] = 0x29,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	389 [KEY_TAB] = 0x0D,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	390 [KEY_BACKSPACE] = 0x66,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	391 [KEY_MINUS] = 0x4E,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	392 [KEY_EQUAL] = 0x55,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	393 [KEY_LEFTBRACE] = 0x54,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	394 [KEY_RIGHTBRACE] = 0x5B,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	395 [KEY_BACKSLASH] = 0x5D,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	396 [KEY_SEMICOLON] = 0x4C,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	397 [KEY_APOSTROPHE] = 0x52,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	398 [KEY_GRAVE] = 0x0E,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	399 [KEY_COMMA] = 0x41,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	400 [KEY_DOT] = 0x49,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	401 [KEY_SLASH] = 0x4A,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	402 [KEY_CAPSLOCK] = 0x58,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	403 [KEY_F1] = 0x05,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	404 [KEY_F2] = 0x06,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	405 [KEY_F3] = 0x04,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	406 [KEY_F4] = 0x0C,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	407 [KEY_F5] = 0x03,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	408 [KEY_F6] = 0x0B,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	409 [KEY_F7] = 0x83,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	410 [KEY_F8] = 0x0A,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	411 [KEY_F9] = 0x01,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	412 [KEY_F10] = 0x09,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	413 [KEY_F11] = 0x78,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	414 [KEY_F12] = 0x07,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	415 [KEY_LEFTCTRL] = 0x14,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	416 [KEY_LEFTSHIFT] = 0x12,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	417 [KEY_LEFTALT] = 0x11,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	418 [KEY_RIGHTCTRL] = 0x18,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	419 [KEY_RIGHTSHIFT] = 0x59,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	420 [KEY_RIGHTALT] = 0x17,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	421 [KEY_INSERT] = 0x81,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	422 [KEY_PAUSE] = 0x82,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	423 [KEY_SYSRQ] = 0x84,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	424 [KEY_SCROLLLOCK] = 0x7E,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	425 [KEY_DELETE] = 0x85,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	426 [KEY_LEFT] = 0x86,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	427 [KEY_HOME] = 0x87,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	428 [KEY_END] = 0x88,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	429 [KEY_UP] = 0x89,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	430 [KEY_DOWN] = 0x8A,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	431 [KEY_PAGEUP] = 0x8B,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	432 [KEY_PAGEDOWN] = 0x8C,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	433 [KEY_RIGHT] = 0x8D,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	434 [KEY_NUMLOCK] = 0x77,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	435 [KEY_KPSLASH] = 0x80,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	436 [KEY_KPASTERISK] = 0x7C,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	437 [KEY_KPMINUS] = 0x7B,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	438 [KEY_KPPLUS] = 0x79,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	439 [KEY_KPENTER] = 0x19,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	440 [KEY_KP1] = 0x69,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	441 [KEY_KP2] = 0x72,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	442 [KEY_KP3] = 0x7A,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	443 [KEY_KP4] = 0x6B,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	444 [KEY_KP5] = 0x73,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	445 [KEY_KP6] = 0x74,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	446 [KEY_KP7] = 0x6C,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	447 [KEY_KP8] = 0x75,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	448 [KEY_KP9] = 0x7D,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	449 [KEY_KP0] = 0x70,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	450 [KEY_KPDOT] = 0x71,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	451 };
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	452
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	453 #include "special_keys_evdev.h"
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	454 static uint8_t sym_map[128] = {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	455 [KEY_A] = 'a',
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	456 [KEY_B] = 'b',
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	457 [KEY_C] = 'c',
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	458 [KEY_D] = 'd',
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	459 [KEY_E] = 'e',
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	460 [KEY_F] = 'f',
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	461 [KEY_G] = 'g',
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	462 [KEY_H] = 'h',
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	463 [KEY_I] = 'i',
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	464 [KEY_J] = 'j',
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	465 [KEY_K] = 'k',
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	466 [KEY_L] = 'l',
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	467 [KEY_M] = 'm',
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	468 [KEY_N] = 'n',
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	469 [KEY_O] = 'o',
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	470 [KEY_P] = 'p',
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	471 [KEY_Q] = 'q',
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	472 [KEY_R] = 'r',
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	473 [KEY_S] = 's',
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	474 [KEY_T] = 't',
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	475 [KEY_U] = 'u',
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	476 [KEY_V] = 'v',
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	477 [KEY_W] = 'w',
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	478 [KEY_X] = 'x',
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	479 [KEY_Y] = 'y',
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	480 [KEY_Z] = 'z',
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	481 [KEY_1] = '1',
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	482 [KEY_2] = '2',
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	483 [KEY_3] = '3',
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	484 [KEY_4] = '4',
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	485 [KEY_5] = '5',
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	486 [KEY_6] = '6',
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	487 [KEY_7] = '7',
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	488 [KEY_8] = '8',
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	489 [KEY_9] = '9',
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	490 [KEY_0] = '0',
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	491 [KEY_ENTER] = '\r',
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	492 [KEY_SPACE] = ' ',
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	493 [KEY_TAB] = '\t',
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	494 [KEY_BACKSPACE] = '\b',
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	495 [KEY_MINUS] = '-',
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	496 [KEY_EQUAL] = '=',
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	497 [KEY_LEFTBRACE] = '[',
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	498 [KEY_RIGHTBRACE] = ']',
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	499 [KEY_BACKSLASH] = '\\',
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	500 [KEY_SEMICOLON] = ';',
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	501 [KEY_APOSTROPHE] = '\'',
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	502 [KEY_GRAVE] = '`',
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	503 [KEY_COMMA] = ',',
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	504 [KEY_DOT] = '.',
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	505 [KEY_SLASH] = '/',
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	506 [KEY_ESC] = RENDERKEY_ESC,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	507 [KEY_F1] = RENDERKEY_F1,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	508 [KEY_F2] = RENDERKEY_F2,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	509 [KEY_F3] = RENDERKEY_F3,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	510 [KEY_F4] = RENDERKEY_F4,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	511 [KEY_F5] = RENDERKEY_F5,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	512 [KEY_F6] = RENDERKEY_F6,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	513 [KEY_F7] = RENDERKEY_F7,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	514 [KEY_F8] = RENDERKEY_F8,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	515 [KEY_F9] = RENDERKEY_F9,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	516 [KEY_F10] = RENDERKEY_F10,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	517 [KEY_F11] = RENDERKEY_F11,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	518 [KEY_F12] = RENDERKEY_F12,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	519 [KEY_LEFTCTRL] = RENDERKEY_LCTRL,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	520 [KEY_LEFTSHIFT] = RENDERKEY_LSHIFT,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	521 [KEY_LEFTALT] = RENDERKEY_LALT,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	522 [KEY_RIGHTCTRL] = RENDERKEY_RCTRL,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	523 [KEY_RIGHTSHIFT] = RENDERKEY_RSHIFT,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	524 [KEY_RIGHTALT] = RENDERKEY_RALT,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	525 [KEY_DELETE] = RENDERKEY_DEL,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	526 [KEY_LEFT] = RENDERKEY_LEFT,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	527 [KEY_HOME] = RENDERKEY_HOME,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	528 [KEY_END] = RENDERKEY_END,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	529 [KEY_UP] = RENDERKEY_UP,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	530 [KEY_DOWN] = RENDERKEY_DOWN,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	531 [KEY_PAGEUP] = RENDERKEY_PAGEUP,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	532 [KEY_PAGEDOWN] = RENDERKEY_PAGEDOWN,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	533 [KEY_RIGHT] = RENDERKEY_RIGHT,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	534 [KEY_KPSLASH] = 0x80,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	535 [KEY_KPASTERISK] = 0x7C,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	536 [KEY_KPMINUS] = 0x7B,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	537 [KEY_KPPLUS] = 0x79,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	538 [KEY_KPENTER] = 0x19,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	539 [KEY_KP1] = 0x69,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	540 [KEY_KP2] = 0x72,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	541 [KEY_KP3] = 0x7A,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	542 [KEY_KP4] = 0x6B,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	543 [KEY_KP5] = 0x73,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	544 [KEY_KP6] = 0x74,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	545 [KEY_KP7] = 0x6C,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	546 [KEY_KP8] = 0x75,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	547 [KEY_KP9] = 0x7D,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	548 [KEY_KP0] = 0x70,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	549 [KEY_KPDOT] = 0x71,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	550 };
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	551
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	552 static drop_handler drag_drop_handler;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	553 void render_set_drag_drop_handler(drop_handler handler)
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	554 {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	555 drag_drop_handler = handler;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	556 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	557
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	558 char* render_joystick_type_id(int index)
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	559 {
1786 2b661c1e431f Remove some commented out code in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1785 diff changeset	560 return strdup("");
1779 3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	561 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	562
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	563 static uint32_t overscan_top[NUM_VID_STD] = {2, 21};
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	564 static uint32_t overscan_bot[NUM_VID_STD] = {1, 17};
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	565 static uint32_t overscan_left[NUM_VID_STD] = {13, 13};
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	566 static uint32_t overscan_right[NUM_VID_STD] = {14, 14};
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	567 static vid_std video_standard = VID_NTSC;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	568
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	569 typedef enum {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	570 DEV_NONE,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	571 DEV_KEYBOARD,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	572 DEV_MOUSE,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	573 DEV_GAMEPAD
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	574 } device_type;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	575
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	576 static int32_t mouse_x, mouse_y, mouse_accum_x, mouse_accum_y;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	577 static int32_t handle_event(device_type dtype, int device_index, struct input_event *event)
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	578 {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	579 switch (event->type) {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	580 case EV_KEY:
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	581 //code is key, value is 1 for keydown, 0 for keyup
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	582 if (dtype == DEV_KEYBOARD && event->code < 128) {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	583 //keyboard key that we might have a mapping for
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	584 if (event->value) {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	585 handle_keydown(sym_map[event->code], scancode_map[event->code]);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	586 } else {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	587 handle_keyup(sym_map[event->code], scancode_map[event->code]);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	588 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	589 } else if (dtype == DEV_MOUSE && event->code >= BTN_MOUSE && event->code < BTN_JOYSTICK) {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	590 //mosue button
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	591 if (event->value) {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	592 handle_mousedown(device_index, event->code - BTN_LEFT);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	593 } else {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	594 handle_mouseup(device_index, event->code - BTN_LEFT);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	595 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	596 } else if (dtype == DEV_GAMEPAD && event->code >= BTN_GAMEPAD && event->code < BTN_DIGI) {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	597 //gamepad button
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	598 if (event->value) {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	599 handle_joydown(device_index, event->code - BTN_SOUTH);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	600 } else {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	601 handle_joyup(device_index, event->code - BTN_SOUTH);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	602 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	603 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	604 break;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	605 case EV_REL:
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	606 if (dtype == DEV_MOUSE) {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	607 switch(event->code)
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	608 {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	609 case REL_X:
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	610 mouse_accum_x += event->value;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	611 break;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	612 case REL_Y:
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	613 mouse_accum_y += event->value;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	614 break;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	615 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	616 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	617 break;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	618 case EV_ABS:
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	619 //TODO: Handle joystick axis/hat motion, absolute mouse movement
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	620 break;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	621 case EV_SYN:
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	622 if (dtype == DEV_MOUSE && (mouse_accum_x \|\| mouse_accum_y)) {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	623 mouse_x += mouse_accum_x;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	624 mouse_y += mouse_accum_y;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	625 if (mouse_x < 0) {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	626 mouse_x = 0;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	627 } else if (mouse_x >= main_width) {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	628 mouse_x = main_width - 1;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	629 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	630 if (mouse_y < 0) {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	631 mouse_y = 0;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	632 } else if (mouse_y >= main_height) {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	633 mouse_y = main_height - 1;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	634 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	635 handle_mouse_moved(device_index, mouse_x, mouse_y, mouse_accum_x, mouse_accum_y);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	636 mouse_accum_x = mouse_accum_y = 0;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	637 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	638 break;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	639 /*
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	640 case SDL_JOYHATMOTION:
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	641 handle_joy_dpad(find_joystick_index(event->jhat.which), event->jhat.hat, event->jhat.value);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	642 break;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	643 case SDL_JOYAXISMOTION:
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	644 handle_joy_axis(find_joystick_index(event->jaxis.which), event->jaxis.axis, event->jaxis.value);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	645 break;*/
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	646 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	647 return 0;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	648 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	649
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	650 #define MAX_DEVICES 16
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	651 static int device_fds[MAX_DEVICES];
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	652 static device_type device_types[MAX_DEVICES];
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	653 static int cur_devices;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	654
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	655 static void drain_events()
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	656 {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	657 struct input_event events[64];
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	658 int index_by_type[3] = {0,0,0};
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	659 for (int i = 0; i < cur_devices; i++)
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	660 {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	661 int bytes = sizeof(events);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	662 int device_index = index_by_type[device_types[i]-1]++;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	663 while (bytes == sizeof(events))
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	664 {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	665 bytes = read(device_fds[i], events, sizeof(events));
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	666 if (bytes > 0) {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	667 int num_events = bytes / sizeof(events[0]);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	668 for (int j = 0; j < num_events; j++)
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	669 {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	670 handle_event(device_types[i], device_index, events + j);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	671 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	672 } else if (bytes < 0 && errno != EAGAIN && errno != EWOULDBLOCK) {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	673 perror("Failed to read evdev events");
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	674 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	675 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	676 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	677 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	678
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	679 static char *vid_std_names[NUM_VID_STD] = {"ntsc", "pal"};
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	680
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	681 static void init_audio()
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	682 {
1780 fc9bea5ee079 Fix off-by-one error in evdev init code and allow ALSA device to be specified in config Michael Pavone <pavone@retrodev.com> parents: 1779 diff changeset	683 char *device_name = tern_find_path_default(config, "audio\0alsa_device\0", (tern_val){.ptrval="default"}, TVAL_PTR).ptrval;
fc9bea5ee079 Fix off-by-one error in evdev init code and allow ALSA device to be specified in config Michael Pavone <pavone@retrodev.com> parents: 1779 diff changeset	684 int res = snd_pcm_open(&audio_handle, device_name, SND_PCM_STREAM_PLAYBACK, 0);
1779 3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	685 if (res < 0) {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	686 fatal_error("Failed to open ALSA device: %s\n", snd_strerror(res));
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	687 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	688
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	689 snd_pcm_hw_params_t *params;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	690 snd_pcm_hw_params_alloca(&params);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	691 res = snd_pcm_hw_params_any(audio_handle, params);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	692 if (res < 0) {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	693 fatal_error("No playback configurations available: %s\n", snd_strerror(res));
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	694 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	695 res = snd_pcm_hw_params_set_access(audio_handle, params, SND_PCM_ACCESS_RW_INTERLEAVED);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	696 if (res < 0) {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	697 fatal_error("Failed to set access type: %s\n", snd_strerror(res));
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	698 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	699 res = snd_pcm_hw_params_set_format(audio_handle, params, SND_PCM_FORMAT_S16_LE);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	700 if (res < 0) {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	701 //failed to set, signed 16-bit integer, try floating point
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	702 res = snd_pcm_hw_params_set_format(audio_handle, params, SND_PCM_FORMAT_FLOAT_LE);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	703 if (res < 0) {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	704 fatal_error("Failed to set an acceptable format: %s\n", snd_strerror(res));
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	705 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	706 mix = mix_f32;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	707 } else {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	708 mix = mix_s16;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	709 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	710
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	711 char * rate_str = tern_find_path(config, "audio\0rate\0", TVAL_PTR).ptrval;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	712 sample_rate = rate_str ? atoi(rate_str) : 0;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	713 if (!sample_rate) {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	714 sample_rate = 48000;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	715 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	716 snd_pcm_hw_params_set_rate_near(audio_handle, params, &sample_rate, NULL);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	717 output_channels = 2;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	718 snd_pcm_hw_params_set_channels_near(audio_handle, params, &output_channels);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	719
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	720 char * samples_str = tern_find_path(config, "audio\0buffer\0", TVAL_PTR).ptrval;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	721 buffer_samples = samples_str ? atoi(samples_str) : 0;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	722 if (!buffer_samples) {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	723 buffer_samples = 512;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	724 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	725 snd_pcm_hw_params_set_period_size_near(audio_handle, params, &buffer_samples, NULL);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	726
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	727 int dir = 1;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	728 unsigned int periods = 2;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	729 snd_pcm_hw_params_set_periods_near(audio_handle, params, &periods, &dir);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	730
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	731 res = snd_pcm_hw_params(audio_handle, params);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	732 if (res < 0) {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	733 fatal_error("Failed to set ALSA hardware params: %s\n", snd_strerror(res));
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	734 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	735
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	736 printf("Initialized audio at frequency %d with a %d sample buffer, ", (int)sample_rate, (int)buffer_samples);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	737 if (mix == mix_s16) {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	738 puts("signed 16-bit int format");
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	739 } else {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	740 puts("32-bit float format");
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	741 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	742 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	743
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	744 int fbfd;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	745 uint32_t *framebuffer;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	746 uint32_t fb_stride;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	747 #ifndef DISABLE_OPENGL
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	748 EGLDisplay egl_display;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	749 EGLSurface main_surface;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	750 uint8_t egl_setup(void)
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	751 {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	752 //Mesa wants the fbdev file descriptor as the display
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	753 egl_display = eglGetDisplay((EGLNativeDisplayType)fbfd);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	754 if (egl_display == EGL_NO_DISPLAY) {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	755 //Mali (and possibly others) seems to just want EGL_DEFAULT_DISPLAY
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	756 egl_display = eglGetDisplay(EGL_DEFAULT_DISPLAY);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	757 if (egl_display == EGL_NO_DISPLAY) {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	758 warning("eglGetDisplay failed with error %X\n", eglGetError());
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	759 return 0;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	760 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	761 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	762 EGLint major, minor;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	763 if (!eglInitialize(egl_display, &major, &minor)) {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	764 warning("eglInitialize failed with error %X\n", eglGetError());
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	765 return 0;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	766 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	767 printf("EGL version %d.%d\n", major, minor);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	768 EGLint num_configs;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	769 EGLConfig config;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	770 EGLint const config_attribs[] = {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	771 EGL_RED_SIZE, 5,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	772 EGL_GREEN_SIZE, 5,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	773 EGL_BLUE_SIZE, 5,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	774 EGL_CONFORMANT, EGL_OPENGL_ES2_BIT,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	775 EGL_NONE
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	776 };
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	777 if (!eglChooseConfig(egl_display, config_attribs, &config, 1, &num_configs)) {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	778 num_configs = 0;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	779 warning("eglChooseConfig failed with error %X\n", eglGetError());
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	780 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	781 if (!num_configs) {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	782 warning("Failed to choose an EGL config\n");
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	783 goto error;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	784 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	785 EGLint const context_attribs[] = {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	786 #ifdef EGL_CONTEXT_MAJOR_VERSION
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	787 EGL_CONTEXT_MAJOR_VERSION, 2,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	788 #endif
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	789 EGL_NONE
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	790 };
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	791 main_context = eglCreateContext(egl_display, config, EGL_NO_CONTEXT, context_attribs);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	792 if (main_context == EGL_NO_CONTEXT) {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	793 warning("Failed to create EGL context %X\n", eglGetError());
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	794 goto error;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	795 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	796 #ifdef USE_MALI
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	797 struct mali_native_window native_window = {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	798 .width = main_width,
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	799 .height = main_height
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	800 };
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	801 main_surface = eglCreateWindowSurface(egl_display, config, &native_window, NULL);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	802 #else
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	803 main_surface = eglCreateWindowSurface(egl_display, config, (EGLNativeWindowType)NULL, NULL);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	804 #endif
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	805 if (main_surface == EGL_NO_SURFACE) {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	806 warning("Failed to create EGL surface %X\n", eglGetError());
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	807 goto post_context_error;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	808 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	809 if (eglMakeCurrent(egl_display, main_surface, main_surface, main_context)) {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	810 return 1;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	811 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	812 eglDestroySurface(egl_display, main_surface);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	813 post_context_error:
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	814 eglDestroyContext(egl_display, main_context);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	815 error:
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	816 eglTerminate(egl_display);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	817 return 0;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	818 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	819 #endif
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	820 static pthread_mutex_t buffer_lock = PTHREAD_MUTEX_INITIALIZER;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	821 static pthread_cond_t buffer_cond = PTHREAD_COND_INITIALIZER;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	822 static uint8_t buffer_ready;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	823 static uint32_t *copy_buffer;
1785 8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	824 static uint32_t last_width, last_width_scale, last_height, last_height_scale;
1779 3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	825 static uint32_t max_multiple;
1785 8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	826
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	827 static uint32_t mix_pixel(uint32_t last, uint32_t cur, float ratio)
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	828 {
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	829 float a,b,c,d;
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	830 a = (last & 255) * ratio;
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	831 b = (last >> 8 & 255) * ratio;
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	832 c = (last >> 16 & 255) * ratio;
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	833 d = (last >> 24 & 255) * ratio;
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	834 ratio = 1.0f - ratio;
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	835 a += (cur & 255) * ratio;
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	836 b += (cur >> 8 & 255) * ratio;
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	837 c += (cur >> 16 & 255) * ratio;
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	838 d += (cur >> 24 & 255) * ratio;
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	839 return ((int)d) << 24 \| ((int)c) << 16 \| ((int)b) << 8 \| ((int)a);
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	840 }
1779 3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	841 static void do_buffer_copy(void)
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	842 {
1782 b2bffd98063d Scale H32 horizontally in fbdev backend so it has the correct aspect ratio Michael Pavone <pavone@retrodev.com> parents: 1781 diff changeset	843 uint32_t width_multiple = main_width / last_width_scale;
1785 8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	844 uint32_t height_multiple = main_height / last_height_scale;
1779 3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	845 uint32_t multiple = width_multiple < height_multiple ? width_multiple : height_multiple;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	846 if (max_multiple && multiple > max_multiple) {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	847 multiple = max_multiple;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	848 }
1785 8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	849 height_multiple = last_height_scale * multiple / last_height;
1782 b2bffd98063d Scale H32 horizontally in fbdev backend so it has the correct aspect ratio Michael Pavone <pavone@retrodev.com> parents: 1781 diff changeset	850 uint32_t cur_line = framebuffer + (main_width - last_width_scale multiple)/2;
1785 8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	851 cur_line += fb_stride * (main_height - last_height_scale * multiple) / (2 * sizeof(uint32_t));
1779 3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	852 uint32_t *src_line = copy_buffer;
1785 8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	853 if (height_multiple * last_height == multiple * last_height_scale) {
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	854 if (last_width == last_width_scale) {
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	855 for (uint32_t y = 0; y < last_height; y++)
1782 b2bffd98063d Scale H32 horizontally in fbdev backend so it has the correct aspect ratio Michael Pavone <pavone@retrodev.com> parents: 1781 diff changeset	856 {
1785 8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	857 for (uint32_t i = 0; i < height_multiple; i++)
1782 b2bffd98063d Scale H32 horizontally in fbdev backend so it has the correct aspect ratio Michael Pavone <pavone@retrodev.com> parents: 1781 diff changeset	858 {
1785 8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	859 uint32_t *cur = cur_line;
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	860 uint32_t *src = src_line;
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	861 for (uint32_t x = 0; x < last_width ; x++)
1782 b2bffd98063d Scale H32 horizontally in fbdev backend so it has the correct aspect ratio Michael Pavone <pavone@retrodev.com> parents: 1781 diff changeset	862 {
1785 8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	863 uint32_t pixel = *(src++);
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	864 for (uint32_t j = 0; j < multiple; j++)
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	865 {
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	866 *(cur++) = pixel;
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	867 }
1782 b2bffd98063d Scale H32 horizontally in fbdev backend so it has the correct aspect ratio Michael Pavone <pavone@retrodev.com> parents: 1781 diff changeset	868 }
1785 8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	869
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	870 cur_line += fb_stride / sizeof(uint32_t);
1782 b2bffd98063d Scale H32 horizontally in fbdev backend so it has the correct aspect ratio Michael Pavone <pavone@retrodev.com> parents: 1781 diff changeset	871 }
1785 8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	872 src_line += LINEBUF_SIZE;
1782 b2bffd98063d Scale H32 horizontally in fbdev backend so it has the correct aspect ratio Michael Pavone <pavone@retrodev.com> parents: 1781 diff changeset	873 }
1785 8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	874 } else {
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	875 float scale_multiple = ((float)(last_width_scale * multiple)) / (float)last_width;
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	876 float remaining = 0.0f;
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	877 uint32_t last_pixel = 0;
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	878 for (uint32_t y = 0; y < last_height; y++)
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	879 {
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	880 for (uint32_t i = 0; i < height_multiple; i++)
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	881 {
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	882 uint32_t *cur = cur_line;
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	883 uint32_t *src = src_line;
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	884 for (uint32_t x = 0; x < last_width ; x++)
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	885 {
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	886 uint32_t pixel = *(src++);
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	887 float count = scale_multiple;
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	888 if (remaining > 0.0f) {
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	889 *(cur++) = mix_pixel(last_pixel, pixel, remaining);
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	890 count -= 1.0f - remaining;
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	891 }
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	892 for (; count >= 1; count -= 1.0f)
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	893 {
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	894 *(cur++) = pixel;
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	895 }
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	896 remaining = count;
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	897 last_pixel = pixel;
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	898 }
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	899
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	900 cur_line += fb_stride / sizeof(uint32_t);
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	901 }
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	902 src_line += LINEBUF_SIZE;
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	903 }
1782 b2bffd98063d Scale H32 horizontally in fbdev backend so it has the correct aspect ratio Michael Pavone <pavone@retrodev.com> parents: 1781 diff changeset	904 }
b2bffd98063d Scale H32 horizontally in fbdev backend so it has the correct aspect ratio Michael Pavone <pavone@retrodev.com> parents: 1781 diff changeset	905 } else {
1785 8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	906 float height_scale = ((float)(last_height_scale * multiple)) / (float)last_height;
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	907 float height_remaining = 0.0f;
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	908 uint32_t *last_line;
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	909 if (last_width == last_width_scale) {
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	910 for (uint32_t y = 0; y < last_height; y++)
1779 3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	911 {
1785 8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	912 float hcount = height_scale;
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	913 if (height_remaining > 0.0f) {
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	914 uint32_t *cur = cur_line;
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	915 uint32_t *src = src_line;
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	916 uint32_t *last = last_line;
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	917 for (uint32_t x = 0; x < last_width ; x++)
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	918 {
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	919 uint32_t mixed = mix_pixel((last++), (src++), height_remaining);
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	920 for (uint32_t j = 0; j < multiple; j++)
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	921 {
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	922 *(cur++) = mixed;
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	923 }
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	924 }
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	925 hcount -= 1.0f - height_remaining;
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	926 cur_line += fb_stride / sizeof(uint32_t);
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	927 }
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	928 for(; hcount >= 1; hcount -= 1.0f)
1779 3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	929 {
1785 8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	930 uint32_t *cur = cur_line;
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	931 uint32_t *src = src_line;
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	932 for (uint32_t x = 0; x < last_width ; x++)
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	933 {
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	934 uint32_t pixel = *(src++);
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	935 for (uint32_t j = 0; j < multiple; j++)
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	936 {
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	937 *(cur++) = pixel;
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	938 }
1782 b2bffd98063d Scale H32 horizontally in fbdev backend so it has the correct aspect ratio Michael Pavone <pavone@retrodev.com> parents: 1781 diff changeset	939 }
1785 8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	940
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	941 cur_line += fb_stride / sizeof(uint32_t);
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	942 }
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	943 height_remaining = hcount;
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	944 last_line = src_line;
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	945 src_line += LINEBUF_SIZE;
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	946 }
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	947 } else {
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	948 float scale_multiple = ((float)(last_width_scale * multiple)) / (float)last_width;
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	949 float remaining = 0.0f;
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	950 uint32_t last_pixel = 0;
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	951 for (uint32_t y = 0; y < last_height; y++)
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	952 {
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	953 float hcount = height_scale;
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	954 if (height_remaining > 0.0f) {
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	955 uint32_t *cur = cur_line;
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	956 uint32_t *src = src_line;
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	957 uint32_t *last = last_line;
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	958
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	959 for (uint32_t x = 0; x < last_width; x++)
1782 b2bffd98063d Scale H32 horizontally in fbdev backend so it has the correct aspect ratio Michael Pavone <pavone@retrodev.com> parents: 1781 diff changeset	960 {
1785 8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	961 uint32_t pixel = mix_pixel((last++), (src++), height_remaining);
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	962 float count = scale_multiple;
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	963 if (remaining > 0.0f) {
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	964 *(cur++) = mix_pixel(last_pixel, pixel, remaining);
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	965 count -= 1.0f - remaining;
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	966 }
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	967 for (; count >= 1.0f; count -= 1.0f)
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	968 {
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	969 *(cur++) = pixel;
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	970 }
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	971 remaining = count;
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	972 last_pixel = pixel;
1782 b2bffd98063d Scale H32 horizontally in fbdev backend so it has the correct aspect ratio Michael Pavone <pavone@retrodev.com> parents: 1781 diff changeset	973 }
1785 8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	974 hcount -= 1.0f - height_remaining;
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	975 cur_line += fb_stride / sizeof(uint32_t);
1779 3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	976 }
1782 b2bffd98063d Scale H32 horizontally in fbdev backend so it has the correct aspect ratio Michael Pavone <pavone@retrodev.com> parents: 1781 diff changeset	977
1785 8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	978 for (; hcount >= 1.0f; hcount -= 1.0f)
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	979 {
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	980 uint32_t *cur = cur_line;
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	981 uint32_t *src = src_line;
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	982 for (uint32_t x = 0; x < last_width ; x++)
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	983 {
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	984 uint32_t pixel = *(src++);
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	985 float count = scale_multiple;
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	986 if (remaining > 0.0f) {
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	987 *(cur++) = mix_pixel(last_pixel, pixel, remaining);
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	988 count -= 1.0f - remaining;
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	989 }
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	990 for (; count >= 1; count -= 1.0f)
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	991 {
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	992 *(cur++) = pixel;
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	993 }
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	994 remaining = count;
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	995 last_pixel = pixel;
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	996 }
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	997
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	998 cur_line += fb_stride / sizeof(uint32_t);
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	999 }
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	1000 height_remaining = hcount;
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	1001 last_line = src_line;
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	1002 src_line += LINEBUF_SIZE;
1779 3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1003 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1004 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1005 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1006 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1007 static void buffer_copy(void data)
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1008 {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1009 pthread_mutex_lock(&buffer_lock);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1010 for(;;)
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1011 {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1012 while (!buffer_ready)
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1013 {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1014 pthread_cond_wait(&buffer_cond, &buffer_lock);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1015 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1016 buffer_ready = 0;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1017 do_buffer_copy();
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1018 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1019 return 0;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1020 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1021
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1022 static pthread_t buffer_copy_handle;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1023 static uint8_t copy_use_thread;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1024 void window_setup(void)
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1025 {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1026 fbfd = open("/dev/fb0", O_RDWR);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1027 struct fb_fix_screeninfo fixInfo;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1028 struct fb_var_screeninfo varInfo;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1029 ioctl(fbfd, FBIOGET_FSCREENINFO, &fixInfo);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1030 ioctl(fbfd, FBIOGET_VSCREENINFO, &varInfo);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1031 printf("Resolution: %d x %d\n", varInfo.xres, varInfo.yres);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1032 printf("Framebuffer size: %d, line stride: %d\n", fixInfo.smem_len, fixInfo.line_length);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1033 main_width = varInfo.xres;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1034 main_height = varInfo.yres;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1035 fb_stride = fixInfo.line_length;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1036 tern_val def = {.ptrval = "audio"};
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1037 char *sync_src = tern_find_path_default(config, "system\0sync_source\0", def, TVAL_PTR).ptrval;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1038
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1039 const char *vsync;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1040 def.ptrval = "off";
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1041 vsync = tern_find_path_default(config, "video\0vsync\0", def, TVAL_PTR).ptrval;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1042
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1043
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1044 tern_node *video = tern_find_node(config, "video");
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1045 if (video)
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1046 {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1047 for (int i = 0; i < NUM_VID_STD; i++)
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1048 {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1049 tern_node *std_settings = tern_find_node(video, vid_std_names[i]);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1050 if (std_settings) {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1051 char *val = tern_find_path_default(std_settings, "overscan\0top\0", (tern_val){.ptrval = NULL}, TVAL_PTR).ptrval;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1052 if (val) {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1053 overscan_top[i] = atoi(val);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1054 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1055 val = tern_find_path_default(std_settings, "overscan\0bottom\0", (tern_val){.ptrval = NULL}, TVAL_PTR).ptrval;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1056 if (val) {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1057 overscan_bot[i] = atoi(val);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1058 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1059 val = tern_find_path_default(std_settings, "overscan\0left\0", (tern_val){.ptrval = NULL}, TVAL_PTR).ptrval;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1060 if (val) {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1061 overscan_left[i] = atoi(val);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1062 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1063 val = tern_find_path_default(std_settings, "overscan\0right\0", (tern_val){.ptrval = NULL}, TVAL_PTR).ptrval;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1064 if (val) {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1065 overscan_right[i] = atoi(val);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1066 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1067 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1068 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1069 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1070 render_gl = 0;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1071 #ifndef DISABLE_OPENGL
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1072 char *gl_enabled_str = tern_find_path_default(config, "video\0gl\0", def, TVAL_PTR).ptrval;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1073 uint8_t gl_enabled = strcmp(gl_enabled_str, "off") != 0;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1074 if (gl_enabled)
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1075 {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1076 render_gl = egl_setup();
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1077 blue_shift = 16;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1078 green_shift = 8;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1079 red_shift = 0;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1080 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1081 if (!render_gl) {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1082 #endif
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1083 framebuffer = mmap(NULL, fixInfo.smem_len, PROT_READ\|PROT_WRITE, MAP_SHARED, fbfd, 0);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1084 red_shift = varInfo.red.offset;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1085 green_shift = varInfo.green.offset;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1086 blue_shift = varInfo.blue.offset;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1087 def.ptrval = "0";
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1088 max_multiple = atoi(tern_find_path_default(config, "video\0fbdev\0max_multiple\0", def, TVAL_PTR).ptrval);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1089 def.ptrval = "true";
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1090 copy_use_thread = strcmp(tern_find_path_default(config, "video\0fbdev\0use_thread\0", def, TVAL_PTR).ptrval, "false");
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1091 if (copy_use_thread) {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1092 pthread_create(&buffer_copy_handle, NULL, buffer_copy, NULL);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1093 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1094 #ifndef DISABLE_OPENGL
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1095 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1096 #endif
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1097
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1098 update_aspect();
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1099 render_alloc_surfaces();
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1100 def.ptrval = "off";
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1101 scanlines = !strcmp(tern_find_path_default(config, "video\0scanlines\0", def, TVAL_PTR).ptrval, "on");
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1102 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1103
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1104 void restore_tty(void)
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1105 {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1106 ioctl(STDIN_FILENO, KDSETMODE, KD_TEXT);
1781 2b4d5cfec6d9 Grab keyboard devices at startup so keyboard input stops going to terminal while running Michael Pavone <pavone@retrodev.com> parents: 1780 diff changeset	1107 for (int i = 0; i < cur_devices; i++)
2b4d5cfec6d9 Grab keyboard devices at startup so keyboard input stops going to terminal while running Michael Pavone <pavone@retrodev.com> parents: 1780 diff changeset	1108 {
2b4d5cfec6d9 Grab keyboard devices at startup so keyboard input stops going to terminal while running Michael Pavone <pavone@retrodev.com> parents: 1780 diff changeset	1109 if (device_types[i] == DEV_KEYBOARD) {
2b4d5cfec6d9 Grab keyboard devices at startup so keyboard input stops going to terminal while running Michael Pavone <pavone@retrodev.com> parents: 1780 diff changeset	1110 ioctl(device_fds[i], EVIOCGRAB, 0);
2b4d5cfec6d9 Grab keyboard devices at startup so keyboard input stops going to terminal while running Michael Pavone <pavone@retrodev.com> parents: 1780 diff changeset	1111 }
2b4d5cfec6d9 Grab keyboard devices at startup so keyboard input stops going to terminal while running Michael Pavone <pavone@retrodev.com> parents: 1780 diff changeset	1112 }
1779 3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1113 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1114
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1115 void render_init(int width, int height, char * title, uint8_t fullscreen)
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1116 {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1117 if (height <= 0) {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1118 float aspect = config_aspect() > 0.0f ? config_aspect() : 4.0f/3.0f;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1119 height = ((float)width / aspect) + 0.5f;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1120 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1121 printf("width: %d, height: %d\n", width, height);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1122 windowed_width = width;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1123 windowed_height = height;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1124
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1125 main_width = width;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1126 main_height = height;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1127
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1128 caption = title;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1129
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1130 if (isatty(STDIN_FILENO)) {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1131 ioctl(STDIN_FILENO, KDSETMODE, KD_GRAPHICS);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1132 atexit(restore_tty);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1133 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1134
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1135 window_setup();
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1136
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1137 init_audio();
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1138
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1139 render_set_video_standard(VID_NTSC);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1140
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1141 DIR *d = opendir("/dev/input");
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1142 struct dirent* entry;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1143 int joystick_counter = 0;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1144 while ((entry = readdir(d)) && cur_devices < MAX_DEVICES)
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1145 {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1146 if (!strncmp("event", entry->d_name, strlen("event"))) {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1147 char *filename = alloc_concat("/dev/input/", entry->d_name);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1148 int fd = open(filename, O_RDONLY);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1149 if (fd == -1) {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1150 int errnum = errno;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1151 warning("Failed to open evdev device %s for reading: %s\n", filename, strerror(errnum));
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1152 free(filename);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1153 continue;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1154 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1155
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1156 unsigned long bits;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1157 if (-1 == ioctl(fd, EVIOCGBIT(0, sizeof(bits)), &bits)) {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1158 int errnum = errno;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1159 warning("Failed get capability bits from evdev device %s: %s\n", filename, strerror(errnum));
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1160 free(filename);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1161 close(fd);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1162 continue;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1163 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1164 if (!(1 & bits >> EV_KEY)) {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1165 //if it doesn't support key events we don't care about it
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1166 free(filename);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1167 close(fd);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1168 continue;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1169 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1170 unsigned long button_bits[(BTN_THUMBR+8sizeof(long))/(8sizeof(long))];
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1171 int res = ioctl(fd, EVIOCGBIT(EV_KEY, sizeof(button_bits)), button_bits);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1172 if (-1 == res) {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1173 int errnum = errno;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1174 warning("Failed get capability bits from evdev device %s: %s\n", filename, strerror(errnum));
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1175 free(filename);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1176 close(fd);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1177 continue;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1178 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1179 int to_check[] = {KEY_ENTER, BTN_MOUSE, BTN_GAMEPAD};
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1180 device_type dtype = DEV_NONE;
1780 fc9bea5ee079 Fix off-by-one error in evdev init code and allow ALSA device to be specified in config Michael Pavone <pavone@retrodev.com> parents: 1779 diff changeset	1181 for (int i = 0; i < 3; i++)
1779 3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1182 {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1183 if (1 & button_bits[to_check[i]/(8sizeof(button_bits[0]))] >> to_check[i]%(8sizeof(button_bits[0]))) {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1184 dtype = i + 1;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1185 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1186 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1187 if (dtype == DEV_NONE) {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1188 close(fd);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1189 } else {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1190 device_fds[cur_devices] = fd;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1191 device_types[cur_devices] = dtype;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1192 char name[1024];
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1193 char *names[] = {"Keyboard", "Mouse", "Gamepad"};
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1194 ioctl(fd, EVIOCGNAME(sizeof(name)), name);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1195 printf("%s is a %s\n%s\n", filename, names[dtype - 1], name);
1781 2b4d5cfec6d9 Grab keyboard devices at startup so keyboard input stops going to terminal while running Michael Pavone <pavone@retrodev.com> parents: 1780 diff changeset	1196
2b4d5cfec6d9 Grab keyboard devices at startup so keyboard input stops going to terminal while running Michael Pavone <pavone@retrodev.com> parents: 1780 diff changeset	1197 if (dtype == DEV_GAMEPAD) {
2b4d5cfec6d9 Grab keyboard devices at startup so keyboard input stops going to terminal while running Michael Pavone <pavone@retrodev.com> parents: 1780 diff changeset	1198 handle_joy_added(joystick_counter++);
2b4d5cfec6d9 Grab keyboard devices at startup so keyboard input stops going to terminal while running Michael Pavone <pavone@retrodev.com> parents: 1780 diff changeset	1199 } else if (dtype == DEV_KEYBOARD && isatty(STDIN_FILENO)) {
2b4d5cfec6d9 Grab keyboard devices at startup so keyboard input stops going to terminal while running Michael Pavone <pavone@retrodev.com> parents: 1780 diff changeset	1200 ioctl(fd, EVIOCGRAB, 1);
2b4d5cfec6d9 Grab keyboard devices at startup so keyboard input stops going to terminal while running Michael Pavone <pavone@retrodev.com> parents: 1780 diff changeset	1201 }
2b4d5cfec6d9 Grab keyboard devices at startup so keyboard input stops going to terminal while running Michael Pavone <pavone@retrodev.com> parents: 1780 diff changeset	1202
1779 3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1203 //set FD to non-blocking mode for event polling
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1204 fcntl(fd, F_SETFL, O_NONBLOCK);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1205 cur_devices++;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1206 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1207 free(filename);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1208 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1209 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1210
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1211 atexit(render_quit);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1212 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1213 #include<unistd.h>
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1214 static int in_toggle;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1215 static void update_source(audio_source *src, double rc, uint8_t sync_changed)
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1216 {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1217 double alpha = src->dt / (src->dt + rc);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1218 int32_t lowpass_alpha = (int32_t)(((double)0x10000) * alpha);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1219 src->lowpass_alpha = lowpass_alpha;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1220 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1221
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1222 void render_config_updated(void)
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1223 {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1224
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1225 free_surfaces();
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1226 #ifndef DISABLE_OPENGL
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1227 if (render_gl) {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1228 /*if (on_context_destroyed) {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1229 on_context_destroyed();
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1230 }*/
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1231 gl_teardown();
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1232 //FIXME: EGL equivalent
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1233 //SDL_GL_DeleteContext(main_context);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1234 } else {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1235 #endif
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1236 #ifndef DISABLE_OPENGL
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1237 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1238 #endif
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1239 //FIXME: EGL equivalent
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1240 //SDL_DestroyWindow(main_window);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1241 drain_events();
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1242
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1243 char *config_width = tern_find_path(config, "video\0width\0", TVAL_PTR).ptrval;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1244 if (config_width) {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1245 windowed_width = atoi(config_width);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1246 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1247 char *config_height = tern_find_path(config, "video\0height\0", TVAL_PTR).ptrval;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1248 if (config_height) {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1249 windowed_height = atoi(config_height);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1250 } else {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1251 float aspect = config_aspect() > 0.0f ? config_aspect() : 4.0f/3.0f;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1252 windowed_height = ((float)windowed_width / aspect) + 0.5f;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1253 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1254
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1255 window_setup();
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1256 update_aspect();
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1257 #ifndef DISABLE_OPENGL
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1258 //need to check render_gl again after window_setup as render option could have changed
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1259 /*if (render_gl && on_context_created) {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1260 on_context_created();
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1261 }*/
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1262 #endif
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1263
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1264 render_close_audio();
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1265 quitting = 0;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1266 init_audio();
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1267 render_set_video_standard(video_standard);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1268
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1269 double lowpass_cutoff = get_lowpass_cutoff(config);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1270 double rc = (1.0 / lowpass_cutoff) / (2.0 * M_PI);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1271 for (uint8_t i = 0; i < num_audio_sources; i++)
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1272 {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1273 update_source(audio_sources[i], rc, 0);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1274 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1275 for (uint8_t i = 0; i < num_inactive_audio_sources; i++)
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1276 {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1277 update_source(inactive_audio_sources[i], rc, 0);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1278 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1279 drain_events();
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1280 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1281
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1282 void render_set_video_standard(vid_std std)
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1283 {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1284 video_standard = std;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1285 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1286
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1287 void render_update_caption(char *title)
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1288 {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1289 caption = title;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1290 free(fps_caption);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1291 fps_caption = NULL;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1292 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1293
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1294 static char *screenshot_path;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1295 void render_save_screenshot(char *path)
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1296 {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1297 if (screenshot_path) {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1298 free(screenshot_path);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1299 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1300 screenshot_path = path;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1301 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1302
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1303 uint8_t render_create_window(char *caption, uint32_t width, uint32_t height, window_close_handler close_handler)
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1304 {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1305 //not supported under fbdev
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1306 return 0;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1307 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1308
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1309 void render_destroy_window(uint8_t which)
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1310 {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1311 //not supported under fbdev
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1312 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1313
1785 8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	1314 static uint8_t last_fb;
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	1315 static uint32_t texture_off;
1779 3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1316 uint32_t render_get_framebuffer(uint8_t which, int pitch)
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1317 {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1318 if (max_multiple == 1 && !render_gl) {
1785 8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	1319 if (last_fb != which) {
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	1320 pitch = fb_stride 2;
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	1321 return framebuffer + (which == FRAMEBUFFER_EVEN ? fb_stride / sizeof(uint32_t) : 0);
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	1322 }
1779 3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1323 *pitch = fb_stride;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1324 return framebuffer;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1325 }
1785 8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	1326 if (!render_gl && last_fb != which) {
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	1327 pitch = LINEBUF_SIZE sizeof(uint32_t) * 2;
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	1328 return texture_buf + texture_off + (which == FRAMEBUFFER_EVEN ? LINEBUF_SIZE : 0);
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	1329 }
1779 3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1330 pitch = LINEBUF_SIZE sizeof(uint32_t);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1331 return texture_buf + texture_off;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1332 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1333
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1334 uint8_t events_processed;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1335 #ifdef __ANDROID__
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1336 #define FPS_INTERVAL 10000
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1337 #else
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1338 #define FPS_INTERVAL 1000
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1339 #endif
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1340
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1341 static uint8_t interlaced;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1342 void render_update_display();
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1343 void render_framebuffer_updated(uint8_t which, int width)
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1344 {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1345 uint32_t height = which <= FRAMEBUFFER_EVEN
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1346 ? (video_standard == VID_NTSC ? 243 : 294) - (overscan_top[video_standard] + overscan_bot[video_standard])
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1347 : 240;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1348 width -= overscan_left[video_standard] + overscan_right[video_standard];
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1349 #ifndef DISABLE_OPENGL
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1350 if (render_gl && which <= FRAMEBUFFER_EVEN) {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1351 last_width = width;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1352 glBindTexture(GL_TEXTURE_2D, textures[which]);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1353 glTexSubImage2D(GL_TEXTURE_2D, 0, 0, 0, LINEBUF_SIZE, height, SRC_FORMAT, GL_UNSIGNED_BYTE, texture_buf + overscan_left[video_standard] + LINEBUF_SIZE * overscan_top[video_standard]);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1354 render_update_display();
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1355 last_height = height;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1356 } else {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1357 #endif
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1358 if (max_multiple != 1) {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1359 if (copy_use_thread) {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1360 pthread_mutex_lock(&buffer_lock);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1361 buffer_ready = 1;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1362 last_width = width;
1782 b2bffd98063d Scale H32 horizontally in fbdev backend so it has the correct aspect ratio Michael Pavone <pavone@retrodev.com> parents: 1781 diff changeset	1363 last_width_scale = LINEBUF_SIZE - (overscan_left[video_standard] + overscan_right[video_standard]);
1785 8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	1364 last_height = last_height_scale = height;
1779 3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1365 copy_buffer = texture_buf + texture_off + overscan_left[video_standard] + LINEBUF_SIZE * overscan_top[video_standard];
1785 8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	1366 if (which != last_fb) {
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	1367 last_height *= 2;
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	1368 copy_buffer += LINEBUF_SIZE * overscan_top[video_standard];
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	1369 uint32_t src = texture_buf + (texture_off ? 0 : LINEBUF_SIZE MAX_FB_LINES) + overscan_left[video_standard] + LINEBUF_SIZE * overscan_top[video_standard] + LINEBUF_SIZE * overscan_top[video_standard];
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	1370 uint32_t *dst = copy_buffer;
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	1371 if (which == FRAMEBUFFER_ODD) {
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	1372 src += LINEBUF_SIZE;
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	1373 dst += LINEBUF_SIZE;
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	1374 }
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	1375 for (int i = 0; i < height; i++)
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	1376 {
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	1377 memcpy(dst, src, width * sizeof(uint32_t));
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	1378 src += LINEBUF_SIZE * 2;
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	1379 dst += LINEBUF_SIZE * 2;
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	1380 }
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	1381 }
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	1382 texture_off = texture_off ? 0 : LINEBUF_SIZE * MAX_FB_LINES;
1779 3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1383 pthread_cond_signal(&buffer_cond);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1384 pthread_mutex_unlock(&buffer_lock);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1385 } else {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1386 last_width = width;
1782 b2bffd98063d Scale H32 horizontally in fbdev backend so it has the correct aspect ratio Michael Pavone <pavone@retrodev.com> parents: 1781 diff changeset	1387 last_width_scale = LINEBUF_SIZE - (overscan_left[video_standard] + overscan_right[video_standard]);
1785 8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	1388 last_height = last_height_scale = height;
1779 3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1389 copy_buffer = texture_buf + texture_off + overscan_left[video_standard] + LINEBUF_SIZE * overscan_top[video_standard];
1785 8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	1390 if (which != last_fb) {
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	1391 last_height *= 2;
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	1392 copy_buffer += LINEBUF_SIZE * overscan_top[video_standard];
8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	1393 }
1779 3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1394 do_buffer_copy();
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1395 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1396 }
1785 8f2e78db0872 Handle interlaced mode in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1782 diff changeset	1397 last_fb = which;
1779 3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1398 if (!events_processed) {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1399 process_events();
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1400 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1401 events_processed = 0;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1402 #ifndef DISABLE_OPENGL
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1403 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1404 #endif
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1405 }
1786 2b661c1e431f Remove some commented out code in fbdev backend Michael Pavone <pavone@retrodev.com> parents: 1785 diff changeset	1406
1779 3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1407 void render_update_display()
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1408 {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1409 #ifndef DISABLE_OPENGL
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1410 if (render_gl) {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1411 glClearColor(0.0f, 0.0f, 0.0f, 1.0f);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1412 glClear(GL_COLOR_BUFFER_BIT);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1413
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1414 glUseProgram(program);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1415 glActiveTexture(GL_TEXTURE0);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1416 glBindTexture(GL_TEXTURE_2D, textures[0]);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1417 glUniform1i(un_textures[0], 0);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1418
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1419 glActiveTexture(GL_TEXTURE1);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1420 glBindTexture(GL_TEXTURE_2D, textures[interlaced ? 1 : scanlines ? 2 : 0]);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1421 glUniform1i(un_textures[1], 1);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1422
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1423 glUniform1f(un_width, render_emulated_width());
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1424 glUniform1f(un_height, last_height);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1425
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1426 glBindBuffer(GL_ARRAY_BUFFER, buffers[0]);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1427 glVertexAttribPointer(at_pos, 2, GL_FLOAT, GL_FALSE, sizeof(GLfloat[2]), (void *)0);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1428 glEnableVertexAttribArray(at_pos);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1429
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1430 glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, buffers[1]);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1431 glDrawElements(GL_TRIANGLE_STRIP, 4, GL_UNSIGNED_SHORT, (void *)0);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1432
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1433 glDisableVertexAttribArray(at_pos);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1434
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1435 /*if (render_ui) {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1436 render_ui();
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1437 }*/
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1438
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1439 eglSwapBuffers(egl_display, main_surface);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1440 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1441 #endif
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1442 if (!events_processed) {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1443 process_events();
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1444 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1445 events_processed = 0;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1446 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1447
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1448 uint32_t render_emulated_width()
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1449 {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1450 return last_width - overscan_left[video_standard] - overscan_right[video_standard];
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1451 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1452
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1453 uint32_t render_emulated_height()
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1454 {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1455 return (video_standard == VID_NTSC ? 243 : 294) - overscan_top[video_standard] - overscan_bot[video_standard];
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1456 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1457
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1458 uint32_t render_overscan_left()
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1459 {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1460 return overscan_left[video_standard];
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1461 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1462
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1463 uint32_t render_overscan_top()
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1464 {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1465 return overscan_top[video_standard];
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1466 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1467
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1468 void render_wait_quit(vdp_context * context)
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1469 {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1470 for(;;)
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1471 {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1472 drain_events();
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1473 sleep(1);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1474 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1475 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1476
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1477 int render_lookup_button(char *name)
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1478 {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1479 static tern_node *button_lookup;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1480 if (!button_lookup) {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1481 //xbox/sdl style names
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1482 button_lookup = tern_insert_int(button_lookup, "a", BTN_SOUTH);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1483 button_lookup = tern_insert_int(button_lookup, "b", BTN_EAST);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1484 button_lookup = tern_insert_int(button_lookup, "x", BTN_WEST);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1485 button_lookup = tern_insert_int(button_lookup, "y", BTN_NORTH);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1486 button_lookup = tern_insert_int(button_lookup, "back", BTN_SELECT);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1487 button_lookup = tern_insert_int(button_lookup, "start", BTN_START);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1488 button_lookup = tern_insert_int(button_lookup, "guid", BTN_MODE);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1489 button_lookup = tern_insert_int(button_lookup, "leftshoulder", BTN_TL);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1490 button_lookup = tern_insert_int(button_lookup, "rightshoulder", BTN_TR);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1491 button_lookup = tern_insert_int(button_lookup, "leftstick", BTN_THUMBL);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1492 button_lookup = tern_insert_int(button_lookup, "rightstick", BTN_THUMBR);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1493 //alternative Playstation-style names
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1494 button_lookup = tern_insert_int(button_lookup, "cross", BTN_SOUTH);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1495 button_lookup = tern_insert_int(button_lookup, "circle", BTN_EAST);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1496 button_lookup = tern_insert_int(button_lookup, "square", BTN_WEST);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1497 button_lookup = tern_insert_int(button_lookup, "triangle", BTN_NORTH);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1498 button_lookup = tern_insert_int(button_lookup, "share", BTN_SELECT);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1499 button_lookup = tern_insert_int(button_lookup, "select", BTN_SELECT);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1500 button_lookup = tern_insert_int(button_lookup, "options", BTN_START);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1501 button_lookup = tern_insert_int(button_lookup, "l1", BTN_TL);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1502 button_lookup = tern_insert_int(button_lookup, "r1", BTN_TR);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1503 button_lookup = tern_insert_int(button_lookup, "l3", BTN_THUMBL);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1504 button_lookup = tern_insert_int(button_lookup, "r3", BTN_THUMBR);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1505 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1506 return (int)tern_find_int(button_lookup, name, KEY_CNT);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1507 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1508
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1509 int render_lookup_axis(char *name)
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1510 {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1511 static tern_node *axis_lookup;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1512 if (!axis_lookup) {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1513 //xbox/sdl style names
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1514 axis_lookup = tern_insert_int(axis_lookup, "leftx", ABS_X);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1515 axis_lookup = tern_insert_int(axis_lookup, "lefty", ABS_Y);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1516 axis_lookup = tern_insert_int(axis_lookup, "lefttrigger", ABS_Z);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1517 axis_lookup = tern_insert_int(axis_lookup, "rightx", ABS_RX);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1518 axis_lookup = tern_insert_int(axis_lookup, "righty", ABS_RY);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1519 axis_lookup = tern_insert_int(axis_lookup, "righttrigger", ABS_RZ);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1520 //alternative Playstation-style names
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1521 axis_lookup = tern_insert_int(axis_lookup, "l2", ABS_Z);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1522 axis_lookup = tern_insert_int(axis_lookup, "r2", ABS_RZ);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1523 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1524 return (int)tern_find_int(axis_lookup, name, ABS_CNT);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1525 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1526
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1527 int32_t render_translate_input_name(int32_t controller, char *name, uint8_t is_axis)
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1528 {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1529 tern_node button_lookup, axis_lookup;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1530 if (is_axis) {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1531 int axis = render_lookup_axis(name);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1532 if (axis == ABS_CNT) {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1533 return RENDER_INVALID_NAME;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1534 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1535 return RENDER_AXIS_BIT \| axis;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1536 } else {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1537 int button = render_lookup_button(name);
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1538 if (button != KEY_CNT) {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1539 return button;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1540 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1541 if (!strcmp("dpup", name)) {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1542 return RENDER_DPAD_BIT \| 1;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1543 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1544 if (!strcmp("dpdown", name)) {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1545 return RENDER_DPAD_BIT \| 4;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1546 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1547 if (!strcmp("dpdleft", name)) {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1548 return RENDER_DPAD_BIT \| 8;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1549 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1550 if (!strcmp("dpright", name)) {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1551 return RENDER_DPAD_BIT \| 2;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1552 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1553 return RENDER_INVALID_NAME;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1554 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1555 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1556
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1557 int32_t render_dpad_part(int32_t input)
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1558 {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1559 return input >> 4 & 0xFFFFFF;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1560 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1561
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1562 uint8_t render_direction_part(int32_t input)
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1563 {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1564 return input & 0xF;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1565 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1566
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1567 int32_t render_axis_part(int32_t input)
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1568 {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1569 return input & 0xFFFFFFF;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1570 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1571
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1572 void process_events()
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1573 {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1574 if (events_processed > MAX_EVENT_POLL_PER_FRAME) {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1575 return;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1576 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1577 drain_events();
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1578 events_processed++;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1579 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1580
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1581 #define TOGGLE_MIN_DELAY 250
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1582 void render_toggle_fullscreen()
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1583 {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1584 //always fullscreen in fbdev
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1585 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1586
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1587 uint32_t render_audio_buffer()
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1588 {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1589 return buffer_samples;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1590 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1591
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1592 uint32_t render_sample_rate()
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1593 {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1594 return sample_rate;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1595 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1596
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1597 void render_errorbox(char title, char message)
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1598 {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1599
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1600 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1601
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1602 void render_warnbox(char title, char message)
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1603 {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1604
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1605 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1606
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1607 void render_infobox(char title, char message)
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1608 {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1609
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1610 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1611
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1612 uint8_t render_has_gl(void)
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1613 {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1614 return render_gl;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1615 }
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1616
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1617 uint8_t render_get_active_framebuffer(void)
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1618 {
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1619 return FRAMEBUFFER_ODD;
3a8c4ee68568 Added raw fbdev/evdev/ALSA render backend Michael Pavone <pavone@retrodev.com> parents: diff changeset	1620 }

Mercurial > repos > blastem

annotate render_fbdev.c @ 1971:80920c21bb52