repos/blastem: render_fbdev.c annotate

annotate render_fbdev.c @ 2231:8e6fb2c06024

Fix CDC transfer regression

author	Michael Pavone <pavone@retrodev.com>
date	Thu, 08 Sep 2022 18:56:34 -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 @ 2231:8e6fb2c06024