Mercurial > repos > blastem

annotate libblastem.c @ 2047:275da208aa75 proprietary

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Backed out changeset 96323d73b8ab
author Michael Pavone <pavone@retrodev.com>
date Tue, 21 Sep 2021 23:23:52 -0700
parents 0f2855db27ea
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
1688
395f684c5379 Fixed the most glaring issues in libretro build
Mike Pavone <pavone@retrodev.com>
parents: 1687
diff changeset
1 #include <stdlib.h>
395f684c5379 Fixed the most glaring issues in libretro build
Mike Pavone <pavone@retrodev.com>
parents: 1687
diff changeset
2 #include <string.h>
1687
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
3 #include "libretro.h"
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
4 #include "system.h"
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
5 #include "util.h"
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
6 #include "vdp.h"
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
7 #include "render.h"
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
8 #include "io.h"
1924
81b059e3ded6 Add memory hook for cheat/rumble/cheevos support
negativeExponent <negativeExponent@users.noreply.github.com>
parents: 1889
diff changeset
9 #include "genesis.h"
81b059e3ded6 Add memory hook for cheat/rumble/cheevos support
negativeExponent <negativeExponent@users.noreply.github.com>
parents: 1889
diff changeset
10 #include "sms.h"
1687
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
11
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
12 static retro_environment_t retro_environment;
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
13 RETRO_API void retro_set_environment(retro_environment_t re)
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
14 {
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
15 retro_environment = re;
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
16 }
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
17
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
18 static retro_video_refresh_t retro_video_refresh;
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
19 RETRO_API void retro_set_video_refresh(retro_video_refresh_t rvf)
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
20 {
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
21 retro_video_refresh = rvf;
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
22 }
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
23
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
24 RETRO_API void retro_set_audio_sample(retro_audio_sample_t ras)
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
25 {
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
26 }
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
27
1927
9fd4bedc1a31 Update libretro target to use render_audio shared audio code
Mike Pavone <pavone@retrodev.com>
parents: 1926
diff changeset
28 static retro_audio_sample_batch_t retro_audio_sample_batch;
1687
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
29 RETRO_API void retro_set_audio_sample_batch(retro_audio_sample_batch_t rasb)
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
30 {
1927
9fd4bedc1a31 Update libretro target to use render_audio shared audio code
Mike Pavone <pavone@retrodev.com>
parents: 1926
diff changeset
31 retro_audio_sample_batch = rasb;
1687
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
32 }
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
33
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
34 static retro_input_poll_t retro_input_poll;
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
35 RETRO_API void retro_set_input_poll(retro_input_poll_t rip)
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
36 {
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
37 retro_input_poll = rip;
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
38 }
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
39
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
40 static retro_input_state_t retro_input_state;
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
41 RETRO_API void retro_set_input_state(retro_input_state_t ris)
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
42 {
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
43 retro_input_state = ris;
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
44 }
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
45
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
46 int headless = 0;
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
47 int exit_after = 0;
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
48 int z80_enabled = 1;
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
49 char *save_filename;
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
50 tern_node *config;
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
51 uint8_t use_native_states = 1;
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
52 system_header *current_system;
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
53 system_media media;
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
54
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
55 RETRO_API void retro_init(void)
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
56 {
1927
9fd4bedc1a31 Update libretro target to use render_audio shared audio code
Mike Pavone <pavone@retrodev.com>
parents: 1926
diff changeset
57 render_audio_initialized(RENDER_AUDIO_S16, 53693175 / (7 * 6 * 4), 2, 4, sizeof(int16_t));
1687
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
58 }
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
59
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
60 RETRO_API void retro_deinit(void)
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
61 {
1691
e96d0d3bec7f Don't leak a system context when a game is unloaded
Mike Pavone <pavone@retrodev.com>
parents: 1690
diff changeset
62 if (current_system) {
e96d0d3bec7f Don't leak a system context when a game is unloaded
Mike Pavone <pavone@retrodev.com>
parents: 1690
diff changeset
63 retro_unload_game();
e96d0d3bec7f Don't leak a system context when a game is unloaded
Mike Pavone <pavone@retrodev.com>
parents: 1690
diff changeset
64 }
1687
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
65 }
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
66
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
67 RETRO_API unsigned retro_api_version(void)
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
68 {
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
69 return RETRO_API_VERSION;
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
70 }
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
71
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
72 RETRO_API void retro_get_system_info(struct retro_system_info *info)
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
73 {
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
74 info->library_name = "BlastEm";
1819
4fb9af0c65b6 Update verison number in liblastem.c
Mike Pavone <pavone@retrodev.com>
parents: 1818
diff changeset
75 info->library_version = "0.6.3-pre"; //TODO: share this with blastem.c
1687
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
76 info->valid_extensions = "md|gen|sms|bin|rom";
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
77 info->need_fullpath = 0;
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
78 info->block_extract = 0;
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
79 }
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
80
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
81 static vid_std video_standard;
1695
3c34122754ac Properly support interlace in libretro build
Michael Pavone <pavone@retrodev.com>
parents: 1694
diff changeset
82 static uint32_t last_width, last_height;
1882
62e8a8833e39 Implement overscan crop in libretro target
Michael Pavone <pavone@retrodev.com>
parents: 1881
diff changeset
83 static uint32_t overscan_top, overscan_bot, overscan_left, overscan_right;
62e8a8833e39 Implement overscan crop in libretro target
Michael Pavone <pavone@retrodev.com>
parents: 1881
diff changeset
84 static void update_overscan(void)
62e8a8833e39 Implement overscan crop in libretro target
Michael Pavone <pavone@retrodev.com>
parents: 1881
diff changeset
85 {
62e8a8833e39 Implement overscan crop in libretro target
Michael Pavone <pavone@retrodev.com>
parents: 1881
diff changeset
86 uint8_t overscan;
62e8a8833e39 Implement overscan crop in libretro target
Michael Pavone <pavone@retrodev.com>
parents: 1881
diff changeset
87 retro_environment(RETRO_ENVIRONMENT_GET_OVERSCAN, &overscan);
62e8a8833e39 Implement overscan crop in libretro target
Michael Pavone <pavone@retrodev.com>
parents: 1881
diff changeset
88 if (overscan) {
62e8a8833e39 Implement overscan crop in libretro target
Michael Pavone <pavone@retrodev.com>
parents: 1881
diff changeset
89 overscan_top = overscan_bot = overscan_left = overscan_right = 0;
62e8a8833e39 Implement overscan crop in libretro target
Michael Pavone <pavone@retrodev.com>
parents: 1881
diff changeset
90 } else {
62e8a8833e39 Implement overscan crop in libretro target
Michael Pavone <pavone@retrodev.com>
parents: 1881
diff changeset
91 if (video_standard == VID_NTSC) {
62e8a8833e39 Implement overscan crop in libretro target
Michael Pavone <pavone@retrodev.com>
parents: 1881
diff changeset
92 overscan_top = 11;
62e8a8833e39 Implement overscan crop in libretro target
Michael Pavone <pavone@retrodev.com>
parents: 1881
diff changeset
93 overscan_bot = 8;
62e8a8833e39 Implement overscan crop in libretro target
Michael Pavone <pavone@retrodev.com>
parents: 1881
diff changeset
94 overscan_left = 13;
62e8a8833e39 Implement overscan crop in libretro target
Michael Pavone <pavone@retrodev.com>
parents: 1881
diff changeset
95 overscan_right = 14;
62e8a8833e39 Implement overscan crop in libretro target
Michael Pavone <pavone@retrodev.com>
parents: 1881
diff changeset
96 } else {
62e8a8833e39 Implement overscan crop in libretro target
Michael Pavone <pavone@retrodev.com>
parents: 1881
diff changeset
97 overscan_top = 30;
62e8a8833e39 Implement overscan crop in libretro target
Michael Pavone <pavone@retrodev.com>
parents: 1881
diff changeset
98 overscan_bot = 24;
62e8a8833e39 Implement overscan crop in libretro target
Michael Pavone <pavone@retrodev.com>
parents: 1881
diff changeset
99 overscan_left = 13;
62e8a8833e39 Implement overscan crop in libretro target
Michael Pavone <pavone@retrodev.com>
parents: 1881
diff changeset
100 overscan_right = 14;
62e8a8833e39 Implement overscan crop in libretro target
Michael Pavone <pavone@retrodev.com>
parents: 1881
diff changeset
101 }
62e8a8833e39 Implement overscan crop in libretro target
Michael Pavone <pavone@retrodev.com>
parents: 1881
diff changeset
102 }
62e8a8833e39 Implement overscan crop in libretro target
Michael Pavone <pavone@retrodev.com>
parents: 1881
diff changeset
103 }
62e8a8833e39 Implement overscan crop in libretro target
Michael Pavone <pavone@retrodev.com>
parents: 1881
diff changeset
104
1889
377f110e4cea Report more accurate frame and sample rates to frontend in libretro target
Michael Pavone <pavone@retrodev.com>
parents: 1882
diff changeset
105 static int32_t sample_rate;
1687
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
106 RETRO_API void retro_get_system_av_info(struct retro_system_av_info *info)
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
107 {
1882
62e8a8833e39 Implement overscan crop in libretro target
Michael Pavone <pavone@retrodev.com>
parents: 1881
diff changeset
108 update_overscan();
1694
9e4dd1595f37 Fix aspect ratio for H32 games
Michael Pavone <pavone@retrodev.com>
parents: 1691
diff changeset
109 last_width = LINEBUF_SIZE;
1882
62e8a8833e39 Implement overscan crop in libretro target
Michael Pavone <pavone@retrodev.com>
parents: 1881
diff changeset
110 info->geometry.base_width = info->geometry.max_width = LINEBUF_SIZE - (overscan_left + overscan_right);
62e8a8833e39 Implement overscan crop in libretro target
Michael Pavone <pavone@retrodev.com>
parents: 1881
diff changeset
111 info->geometry.base_height = (video_standard == VID_NTSC ? 243 : 294) - (overscan_top + overscan_bot);
1695
3c34122754ac Properly support interlace in libretro build
Michael Pavone <pavone@retrodev.com>
parents: 1694
diff changeset
112 last_height = info->geometry.base_height;
3c34122754ac Properly support interlace in libretro build
Michael Pavone <pavone@retrodev.com>
parents: 1694
diff changeset
113 info->geometry.max_height = info->geometry.base_height * 2;
1687
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
114 info->geometry.aspect_ratio = 0;
1889
377f110e4cea Report more accurate frame and sample rates to frontend in libretro target
Michael Pavone <pavone@retrodev.com>
parents: 1882
diff changeset
115 double master_clock = video_standard == VID_NTSC ? 53693175 : 53203395;
377f110e4cea Report more accurate frame and sample rates to frontend in libretro target
Michael Pavone <pavone@retrodev.com>
parents: 1882
diff changeset
116 double lines = video_standard == VID_NTSC ? 262 : 313;
377f110e4cea Report more accurate frame and sample rates to frontend in libretro target
Michael Pavone <pavone@retrodev.com>
parents: 1882
diff changeset
117 info->timing.fps = master_clock / (3420.0 * lines);
377f110e4cea Report more accurate frame and sample rates to frontend in libretro target
Michael Pavone <pavone@retrodev.com>
parents: 1882
diff changeset
118 info->timing.sample_rate = master_clock / (7 * 6 * 24); //sample rate of YM2612
377f110e4cea Report more accurate frame and sample rates to frontend in libretro target
Michael Pavone <pavone@retrodev.com>
parents: 1882
diff changeset
119 sample_rate = info->timing.sample_rate;
1927
9fd4bedc1a31 Update libretro target to use render_audio shared audio code
Mike Pavone <pavone@retrodev.com>
parents: 1926
diff changeset
120 render_audio_initialized(RENDER_AUDIO_S16, info->timing.sample_rate, 2, 4, sizeof(int16_t));
9fd4bedc1a31 Update libretro target to use render_audio shared audio code
Mike Pavone <pavone@retrodev.com>
parents: 1926
diff changeset
121 //force adjustment of resampling parameters since target sample rate may have changed slightly
9fd4bedc1a31 Update libretro target to use render_audio shared audio code
Mike Pavone <pavone@retrodev.com>
parents: 1926
diff changeset
122 current_system->set_speed_percent(current_system, 100);
1687
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
123 }
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
124
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
125 RETRO_API void retro_set_controller_port_device(unsigned port, unsigned device)
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
126 {
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
127 }
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
128
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
129 /* Resets the current game. */
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
130 RETRO_API void retro_reset(void)
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
131 {
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
132 current_system->soft_reset(current_system);
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
133 }
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
134
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
135 /* Runs the game for one video frame.
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
136 * During retro_run(), input_poll callback must be called at least once.
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
137 *
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
138 * If a frame is not rendered for reasons where a game "dropped" a frame,
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
139 * this still counts as a frame, and retro_run() should explicitly dupe
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
140 * a frame if GET_CAN_DUPE returns true.
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
141 * In this case, the video callback can take a NULL argument for data.
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
142 */
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
143 static uint8_t started;
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
144 RETRO_API void retro_run(void)
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
145 {
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
146 if (started) {
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
147 current_system->resume_context(current_system);
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
148 } else {
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
149 current_system->start_context(current_system, NULL);
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
150 started = 1;
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
151 }
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
152 }
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
153
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
154 /* Returns the amount of data the implementation requires to serialize
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
155 * internal state (save states).
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
156 * Between calls to retro_load_game() and retro_unload_game(), the
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
157 * returned size is never allowed to be larger than a previous returned
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
158 * value, to ensure that the frontend can allocate a save state buffer once.
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
159 */
1690
319d90025d50 Implement serialization/deserialization in libretro build
Mike Pavone <pavone@retrodev.com>
parents: 1689
diff changeset
160 static size_t serialize_size_cache;
1687
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
161 RETRO_API size_t retro_serialize_size(void)
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
162 {
1690
319d90025d50 Implement serialization/deserialization in libretro build
Mike Pavone <pavone@retrodev.com>
parents: 1689
diff changeset
163 if (!serialize_size_cache) {
319d90025d50 Implement serialization/deserialization in libretro build
Mike Pavone <pavone@retrodev.com>
parents: 1689
diff changeset
164 uint8_t *tmp = current_system->serialize(current_system, &serialize_size_cache);
319d90025d50 Implement serialization/deserialization in libretro build
Mike Pavone <pavone@retrodev.com>
parents: 1689
diff changeset
165 free(tmp);
319d90025d50 Implement serialization/deserialization in libretro build
Mike Pavone <pavone@retrodev.com>
parents: 1689
diff changeset
166 }
319d90025d50 Implement serialization/deserialization in libretro build
Mike Pavone <pavone@retrodev.com>
parents: 1689
diff changeset
167 return serialize_size_cache;
1687
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
168 }
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
169
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
170 /* Serializes internal state. If failed, or size is lower than
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
171 * retro_serialize_size(), it should return false, true otherwise. */
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
172 RETRO_API bool retro_serialize(void *data, size_t size)
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
173 {
1690
319d90025d50 Implement serialization/deserialization in libretro build
Mike Pavone <pavone@retrodev.com>
parents: 1689
diff changeset
174 size_t actual_size;
319d90025d50 Implement serialization/deserialization in libretro build
Mike Pavone <pavone@retrodev.com>
parents: 1689
diff changeset
175 uint8_t *tmp = current_system->serialize(current_system, &actual_size);
319d90025d50 Implement serialization/deserialization in libretro build
Mike Pavone <pavone@retrodev.com>
parents: 1689
diff changeset
176 if (actual_size > size) {
319d90025d50 Implement serialization/deserialization in libretro build
Mike Pavone <pavone@retrodev.com>
parents: 1689
diff changeset
177 free(tmp);
319d90025d50 Implement serialization/deserialization in libretro build
Mike Pavone <pavone@retrodev.com>
parents: 1689
diff changeset
178 return 0;
319d90025d50 Implement serialization/deserialization in libretro build
Mike Pavone <pavone@retrodev.com>
parents: 1689
diff changeset
179 }
319d90025d50 Implement serialization/deserialization in libretro build
Mike Pavone <pavone@retrodev.com>
parents: 1689
diff changeset
180 memcpy(data, tmp, actual_size);
319d90025d50 Implement serialization/deserialization in libretro build
Mike Pavone <pavone@retrodev.com>
parents: 1689
diff changeset
181 free(tmp);
319d90025d50 Implement serialization/deserialization in libretro build
Mike Pavone <pavone@retrodev.com>
parents: 1689
diff changeset
182 return 1;
1687
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
183 }
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
184
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
185 RETRO_API bool retro_unserialize(const void *data, size_t size)
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
186 {
1690
319d90025d50 Implement serialization/deserialization in libretro build
Mike Pavone <pavone@retrodev.com>
parents: 1689
diff changeset
187 current_system->deserialize(current_system, (uint8_t *)data, size);
1687
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
188 return 0;
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
189 }
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
190
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
191 RETRO_API void retro_cheat_reset(void)
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
192 {
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
193 }
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
194
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
195 RETRO_API void retro_cheat_set(unsigned index, bool enabled, const char *code)
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
196 {
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
197 }
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
198
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
199 /* Loads a game. */
1924
81b059e3ded6 Add memory hook for cheat/rumble/cheevos support
negativeExponent <negativeExponent@users.noreply.github.com>
parents: 1889
diff changeset
200 static system_type stype;
1687
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
201 RETRO_API bool retro_load_game(const struct retro_game_info *game)
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
202 {
1690
319d90025d50 Implement serialization/deserialization in libretro build
Mike Pavone <pavone@retrodev.com>
parents: 1689
diff changeset
203 serialize_size_cache = 0;
1687
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
204 if (game->path) {
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
205 media.dir = path_dirname(game->path);
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
206 media.name = basename_no_extension(game->path);
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
207 media.extension = path_extension(game->path);
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
208 }
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
209 media.buffer = malloc(nearest_pow2(game->size));
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
210 memcpy(media.buffer, game->data, game->size);
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
211 media.size = game->size;
1924
81b059e3ded6 Add memory hook for cheat/rumble/cheevos support
negativeExponent <negativeExponent@users.noreply.github.com>
parents: 1889
diff changeset
212 stype = detect_system_type(&media);
81b059e3ded6 Add memory hook for cheat/rumble/cheevos support
negativeExponent <negativeExponent@users.noreply.github.com>
parents: 1889
diff changeset
213 current_system = alloc_config_system(stype, &media, 0, 0);
1687
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
214
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
215 unsigned format = RETRO_PIXEL_FORMAT_XRGB8888;
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
216 retro_environment(RETRO_ENVIRONMENT_SET_PIXEL_FORMAT, &format);
1927
9fd4bedc1a31 Update libretro target to use render_audio shared audio code
Mike Pavone <pavone@retrodev.com>
parents: 1926
diff changeset
217
1687
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
218 return current_system != NULL;
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
219 }
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
220
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
221 /* Loads a "special" kind of game. Should not be used,
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
222 * except in extreme cases. */
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
223 RETRO_API bool retro_load_game_special(unsigned game_type, const struct retro_game_info *info, size_t num_info)
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
224 {
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
225 return retro_load_game(info);
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
226 }
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
227
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
228 /* Unloads a currently loaded game. */
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
229 RETRO_API void retro_unload_game(void)
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
230 {
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
231 free(media.dir);
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
232 free(media.name);
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
233 free(media.extension);
1691
e96d0d3bec7f Don't leak a system context when a game is unloaded
Mike Pavone <pavone@retrodev.com>
parents: 1690
diff changeset
234 media.dir = media.name = media.extension = NULL;
e96d0d3bec7f Don't leak a system context when a game is unloaded
Mike Pavone <pavone@retrodev.com>
parents: 1690
diff changeset
235 //buffer is freed by the context
e96d0d3bec7f Don't leak a system context when a game is unloaded
Mike Pavone <pavone@retrodev.com>
parents: 1690
diff changeset
236 media.buffer = NULL;
e96d0d3bec7f Don't leak a system context when a game is unloaded
Mike Pavone <pavone@retrodev.com>
parents: 1690
diff changeset
237 current_system->free_context(current_system);
e96d0d3bec7f Don't leak a system context when a game is unloaded
Mike Pavone <pavone@retrodev.com>
parents: 1690
diff changeset
238 current_system = NULL;
1687
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
239 }
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
240
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
241 /* Gets region of game. */
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
242 RETRO_API unsigned retro_get_region(void)
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
243 {
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
244 return video_standard == VID_NTSC ? RETRO_REGION_NTSC : RETRO_REGION_PAL;
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
245 }
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
246
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
247 /* Gets region of memory. */
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
248 RETRO_API void *retro_get_memory_data(unsigned id)
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
249 {
2046
0f2855db27ea Backed out changeset 94f37e4b1469
Michael Pavone <pavone@retrodev.com>
parents: 2001
diff changeset
250 if (id == RETRO_MEMORY_SYSTEM_RAM)
0f2855db27ea Backed out changeset 94f37e4b1469
Michael Pavone <pavone@retrodev.com>
parents: 2001
diff changeset
251 {
0f2855db27ea Backed out changeset 94f37e4b1469
Michael Pavone <pavone@retrodev.com>
parents: 2001
diff changeset
252 switch (stype)
0f2855db27ea Backed out changeset 94f37e4b1469
Michael Pavone <pavone@retrodev.com>
parents: 2001
diff changeset
253 {
0f2855db27ea Backed out changeset 94f37e4b1469
Michael Pavone <pavone@retrodev.com>
parents: 2001
diff changeset
254 case SYSTEM_GENESIS:
0f2855db27ea Backed out changeset 94f37e4b1469
Michael Pavone <pavone@retrodev.com>
parents: 2001
diff changeset
255 {
1924
81b059e3ded6 Add memory hook for cheat/rumble/cheevos support
negativeExponent <negativeExponent@users.noreply.github.com>
parents: 1889
diff changeset
256 genesis_context *gen = (genesis_context *)current_system;
81b059e3ded6 Add memory hook for cheat/rumble/cheevos support
negativeExponent <negativeExponent@users.noreply.github.com>
parents: 1889
diff changeset
257 return (uint8_t *)gen->work_ram;
81b059e3ded6 Add memory hook for cheat/rumble/cheevos support
negativeExponent <negativeExponent@users.noreply.github.com>
parents: 1889
diff changeset
258 }
2046
0f2855db27ea Backed out changeset 94f37e4b1469
Michael Pavone <pavone@retrodev.com>
parents: 2001
diff changeset
259 break;
1924
81b059e3ded6 Add memory hook for cheat/rumble/cheevos support
negativeExponent <negativeExponent@users.noreply.github.com>
parents: 1889
diff changeset
260 #ifndef NO_Z80
2046
0f2855db27ea Backed out changeset 94f37e4b1469
Michael Pavone <pavone@retrodev.com>
parents: 2001
diff changeset
261 case SYSTEM_SMS:
0f2855db27ea Backed out changeset 94f37e4b1469
Michael Pavone <pavone@retrodev.com>
parents: 2001
diff changeset
262 {
1924
81b059e3ded6 Add memory hook for cheat/rumble/cheevos support
negativeExponent <negativeExponent@users.noreply.github.com>
parents: 1889
diff changeset
263 sms_context *sms = (sms_context *)current_system;
81b059e3ded6 Add memory hook for cheat/rumble/cheevos support
negativeExponent <negativeExponent@users.noreply.github.com>
parents: 1889
diff changeset
264 return sms->ram;
81b059e3ded6 Add memory hook for cheat/rumble/cheevos support
negativeExponent <negativeExponent@users.noreply.github.com>
parents: 1889
diff changeset
265 }
2046
0f2855db27ea Backed out changeset 94f37e4b1469
Michael Pavone <pavone@retrodev.com>
parents: 2001
diff changeset
266 break;
1924
81b059e3ded6 Add memory hook for cheat/rumble/cheevos support
negativeExponent <negativeExponent@users.noreply.github.com>
parents: 1889
diff changeset
267 #endif
81b059e3ded6 Add memory hook for cheat/rumble/cheevos support
negativeExponent <negativeExponent@users.noreply.github.com>
parents: 1889
diff changeset
268 }
81b059e3ded6 Add memory hook for cheat/rumble/cheevos support
negativeExponent <negativeExponent@users.noreply.github.com>
parents: 1889
diff changeset
269 }
1687
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
270 return NULL;
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
271 }
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
272
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
273 RETRO_API size_t retro_get_memory_size(unsigned id)
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
274 {
2046
0f2855db27ea Backed out changeset 94f37e4b1469
Michael Pavone <pavone@retrodev.com>
parents: 2001
diff changeset
275 if (id == RETRO_MEMORY_SYSTEM_RAM)
0f2855db27ea Backed out changeset 94f37e4b1469
Michael Pavone <pavone@retrodev.com>
parents: 2001
diff changeset
276 {
0f2855db27ea Backed out changeset 94f37e4b1469
Michael Pavone <pavone@retrodev.com>
parents: 2001
diff changeset
277 switch (stype)
0f2855db27ea Backed out changeset 94f37e4b1469
Michael Pavone <pavone@retrodev.com>
parents: 2001
diff changeset
278 {
1924
81b059e3ded6 Add memory hook for cheat/rumble/cheevos support
negativeExponent <negativeExponent@users.noreply.github.com>
parents: 1889
diff changeset
279 case SYSTEM_GENESIS:
81b059e3ded6 Add memory hook for cheat/rumble/cheevos support
negativeExponent <negativeExponent@users.noreply.github.com>
parents: 1889
diff changeset
280 return RAM_WORDS * sizeof(uint16_t);
81b059e3ded6 Add memory hook for cheat/rumble/cheevos support
negativeExponent <negativeExponent@users.noreply.github.com>
parents: 1889
diff changeset
281 #ifndef NO_Z80
81b059e3ded6 Add memory hook for cheat/rumble/cheevos support
negativeExponent <negativeExponent@users.noreply.github.com>
parents: 1889
diff changeset
282 case SYSTEM_SMS:
81b059e3ded6 Add memory hook for cheat/rumble/cheevos support
negativeExponent <negativeExponent@users.noreply.github.com>
parents: 1889
diff changeset
283 return SMS_RAM_SIZE;
81b059e3ded6 Add memory hook for cheat/rumble/cheevos support
negativeExponent <negativeExponent@users.noreply.github.com>
parents: 1889
diff changeset
284 #endif
81b059e3ded6 Add memory hook for cheat/rumble/cheevos support
negativeExponent <negativeExponent@users.noreply.github.com>
parents: 1889
diff changeset
285 }
81b059e3ded6 Add memory hook for cheat/rumble/cheevos support
negativeExponent <negativeExponent@users.noreply.github.com>
parents: 1889
diff changeset
286 }
1687
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
287 return 0;
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
288 }
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
289
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
290 //blastem render backend API implementation
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
291 uint32_t render_map_color(uint8_t r, uint8_t g, uint8_t b)
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
292 {
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
293 return r << 16 | g << 8 | b;
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
294 }
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
295
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
296 uint8_t render_create_window(char *caption, uint32_t width, uint32_t height, window_close_handler close_handler)
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
297 {
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
298 //not supported in lib build
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
299 return 0;
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
300 }
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
301
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
302 void render_destroy_window(uint8_t which)
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
303 {
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
304 //not supported in lib build
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
305 }
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
306
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
307 static uint32_t fb[LINEBUF_SIZE * 294 * 2];
1695
3c34122754ac Properly support interlace in libretro build
Michael Pavone <pavone@retrodev.com>
parents: 1694
diff changeset
308 static uint8_t last_fb;
1687
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
309 uint32_t *render_get_framebuffer(uint8_t which, int *pitch)
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
310 {
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
311 *pitch = LINEBUF_SIZE * sizeof(uint32_t);
1695
3c34122754ac Properly support interlace in libretro build
Michael Pavone <pavone@retrodev.com>
parents: 1694
diff changeset
312 if (which != last_fb) {
3c34122754ac Properly support interlace in libretro build
Michael Pavone <pavone@retrodev.com>
parents: 1694
diff changeset
313 *pitch = *pitch * 2;
3c34122754ac Properly support interlace in libretro build
Michael Pavone <pavone@retrodev.com>
parents: 1694
diff changeset
314 }
3c34122754ac Properly support interlace in libretro build
Michael Pavone <pavone@retrodev.com>
parents: 1694
diff changeset
315
3c34122754ac Properly support interlace in libretro build
Michael Pavone <pavone@retrodev.com>
parents: 1694
diff changeset
316 if (which) {
3c34122754ac Properly support interlace in libretro build
Michael Pavone <pavone@retrodev.com>
parents: 1694
diff changeset
317 return fb + LINEBUF_SIZE;
3c34122754ac Properly support interlace in libretro build
Michael Pavone <pavone@retrodev.com>
parents: 1694
diff changeset
318 } else {
3c34122754ac Properly support interlace in libretro build
Michael Pavone <pavone@retrodev.com>
parents: 1694
diff changeset
319 return fb;
3c34122754ac Properly support interlace in libretro build
Michael Pavone <pavone@retrodev.com>
parents: 1694
diff changeset
320 }
1687
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
321 }
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
322
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
323 void render_framebuffer_updated(uint8_t which, int width)
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
324 {
1882
62e8a8833e39 Implement overscan crop in libretro target
Michael Pavone <pavone@retrodev.com>
parents: 1881
diff changeset
325 unsigned height = (video_standard == VID_NTSC ? 243 : 294) - (overscan_top + overscan_bot);
62e8a8833e39 Implement overscan crop in libretro target
Michael Pavone <pavone@retrodev.com>
parents: 1881
diff changeset
326 width -= (overscan_left + overscan_right);
1695
3c34122754ac Properly support interlace in libretro build
Michael Pavone <pavone@retrodev.com>
parents: 1694
diff changeset
327 unsigned base_height = height;
3c34122754ac Properly support interlace in libretro build
Michael Pavone <pavone@retrodev.com>
parents: 1694
diff changeset
328 if (which != last_fb) {
3c34122754ac Properly support interlace in libretro build
Michael Pavone <pavone@retrodev.com>
parents: 1694
diff changeset
329 height *= 2;
3c34122754ac Properly support interlace in libretro build
Michael Pavone <pavone@retrodev.com>
parents: 1694
diff changeset
330 last_fb = which;
3c34122754ac Properly support interlace in libretro build
Michael Pavone <pavone@retrodev.com>
parents: 1694
diff changeset
331 }
3c34122754ac Properly support interlace in libretro build
Michael Pavone <pavone@retrodev.com>
parents: 1694
diff changeset
332 if (width != last_width || height != last_height) {
1694
9e4dd1595f37 Fix aspect ratio for H32 games
Michael Pavone <pavone@retrodev.com>
parents: 1691
diff changeset
333 struct retro_game_geometry geometry = {
9e4dd1595f37 Fix aspect ratio for H32 games
Michael Pavone <pavone@retrodev.com>
parents: 1691
diff changeset
334 .base_width = width,
9e4dd1595f37 Fix aspect ratio for H32 games
Michael Pavone <pavone@retrodev.com>
parents: 1691
diff changeset
335 .base_height = height,
1695
3c34122754ac Properly support interlace in libretro build
Michael Pavone <pavone@retrodev.com>
parents: 1694
diff changeset
336 .aspect_ratio = (float)LINEBUF_SIZE / base_height
1694
9e4dd1595f37 Fix aspect ratio for H32 games
Michael Pavone <pavone@retrodev.com>
parents: 1691
diff changeset
337 };
9e4dd1595f37 Fix aspect ratio for H32 games
Michael Pavone <pavone@retrodev.com>
parents: 1691
diff changeset
338 retro_environment(RETRO_ENVIRONMENT_SET_GEOMETRY, &geometry);
9e4dd1595f37 Fix aspect ratio for H32 games
Michael Pavone <pavone@retrodev.com>
parents: 1691
diff changeset
339 last_width = width;
1695
3c34122754ac Properly support interlace in libretro build
Michael Pavone <pavone@retrodev.com>
parents: 1694
diff changeset
340 last_height = height;
1694
9e4dd1595f37 Fix aspect ratio for H32 games
Michael Pavone <pavone@retrodev.com>
parents: 1691
diff changeset
341 }
1882
62e8a8833e39 Implement overscan crop in libretro target
Michael Pavone <pavone@retrodev.com>
parents: 1881
diff changeset
342 retro_video_refresh(fb + overscan_left + LINEBUF_SIZE * overscan_top, width, height, LINEBUF_SIZE * sizeof(uint32_t));
1980
81df9aa2de9b Less hacky run on audio thread mode
Michael Pavone <pavone@retrodev.com>
parents: 1932
diff changeset
343 system_request_exit(current_system, 0);
1687
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
344 }
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
345
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
346 uint8_t render_get_active_framebuffer(void)
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
347 {
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
348 return 0;
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
349 }
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
350
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
351 void render_set_video_standard(vid_std std)
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
352 {
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
353 video_standard = std;
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
354 }
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
355
1822
8500bd987dda Make libretro target successfully build for Windows and possibly Mac
Mike Pavone <pavone@retrodev.com>
parents: 1819
diff changeset
356 int render_fullscreen(void)
8500bd987dda Make libretro target successfully build for Windows and possibly Mac
Mike Pavone <pavone@retrodev.com>
parents: 1819
diff changeset
357 {
8500bd987dda Make libretro target successfully build for Windows and possibly Mac
Mike Pavone <pavone@retrodev.com>
parents: 1819
diff changeset
358 return 1;
8500bd987dda Make libretro target successfully build for Windows and possibly Mac
Mike Pavone <pavone@retrodev.com>
parents: 1819
diff changeset
359 }
8500bd987dda Make libretro target successfully build for Windows and possibly Mac
Mike Pavone <pavone@retrodev.com>
parents: 1819
diff changeset
360
1881
55198fc9cc1f Don't render lines that are cropped by overscan. Allows submitting frame earlier when bottom overscan is non-zero which can reduce latency in some cases
Mike Pavone <pavone@retrodev.com>
parents: 1868
diff changeset
361 uint32_t render_overscan_top()
55198fc9cc1f Don't render lines that are cropped by overscan. Allows submitting frame earlier when bottom overscan is non-zero which can reduce latency in some cases
Mike Pavone <pavone@retrodev.com>
parents: 1868
diff changeset
362 {
1882
62e8a8833e39 Implement overscan crop in libretro target
Michael Pavone <pavone@retrodev.com>
parents: 1881
diff changeset
363 return overscan_top;
1881
55198fc9cc1f Don't render lines that are cropped by overscan. Allows submitting frame earlier when bottom overscan is non-zero which can reduce latency in some cases
Mike Pavone <pavone@retrodev.com>
parents: 1868
diff changeset
364 }
55198fc9cc1f Don't render lines that are cropped by overscan. Allows submitting frame earlier when bottom overscan is non-zero which can reduce latency in some cases
Mike Pavone <pavone@retrodev.com>
parents: 1868
diff changeset
365
55198fc9cc1f Don't render lines that are cropped by overscan. Allows submitting frame earlier when bottom overscan is non-zero which can reduce latency in some cases
Mike Pavone <pavone@retrodev.com>
parents: 1868
diff changeset
366 uint32_t render_overscan_bot()
55198fc9cc1f Don't render lines that are cropped by overscan. Allows submitting frame earlier when bottom overscan is non-zero which can reduce latency in some cases
Mike Pavone <pavone@retrodev.com>
parents: 1868
diff changeset
367 {
1882
62e8a8833e39 Implement overscan crop in libretro target
Michael Pavone <pavone@retrodev.com>
parents: 1881
diff changeset
368 return overscan_bot;
1881
55198fc9cc1f Don't render lines that are cropped by overscan. Allows submitting frame earlier when bottom overscan is non-zero which can reduce latency in some cases
Mike Pavone <pavone@retrodev.com>
parents: 1868
diff changeset
369 }
55198fc9cc1f Don't render lines that are cropped by overscan. Allows submitting frame earlier when bottom overscan is non-zero which can reduce latency in some cases
Mike Pavone <pavone@retrodev.com>
parents: 1868
diff changeset
370
1687
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
371 void process_events()
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
372 {
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
373 static int16_t prev_state[2][RETRO_DEVICE_ID_JOYPAD_L2];
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
374 static const uint8_t map[] = {
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
375 BUTTON_A, BUTTON_X, BUTTON_MODE, BUTTON_START, DPAD_UP, DPAD_DOWN,
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
376 DPAD_LEFT, DPAD_RIGHT, BUTTON_B, BUTTON_Y, BUTTON_Z, BUTTON_C
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
377 };
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
378 //TODO: handle other input device types
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
379 //TODO: handle more than 2 ports when appropriate
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
380 retro_input_poll();
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
381 for (int port = 0; port < 2; port++)
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
382 {
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
383 for (int id = RETRO_DEVICE_ID_JOYPAD_B; id < RETRO_DEVICE_ID_JOYPAD_L2; id++)
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
384 {
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
385 int16_t new_state = retro_input_state(port, RETRO_DEVICE_JOYPAD, 0, id);
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
386 if (new_state != prev_state[port][id]) {
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
387 if (new_state) {
1689
7f42a93f18a4 Have a suitable default IO port configuration when nonIO is present from the config file. Fixed off by one in processing gamepad button events in libretro build
Mike Pavone <pavone@retrodev.com>
parents: 1688
diff changeset
388 current_system->gamepad_down(current_system, port + 1, map[id]);
1687
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
389 } else {
1689
7f42a93f18a4 Have a suitable default IO port configuration when nonIO is present from the config file. Fixed off by one in processing gamepad button events in libretro build
Mike Pavone <pavone@retrodev.com>
parents: 1688
diff changeset
390 current_system->gamepad_up(current_system, port + 1, map[id]);
1687
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
391 }
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
392 prev_state[port][id] = new_state;
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
393 }
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
394 }
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
395 }
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
396 }
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
397
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
398 void render_errorbox(char *title, char *message)
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
399 {
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
400 }
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
401 void render_warnbox(char *title, char *message)
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
402 {
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
403 }
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
404 void render_infobox(char *title, char *message)
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
405 {
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
406 }
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
407
1927
9fd4bedc1a31 Update libretro target to use render_audio shared audio code
Mike Pavone <pavone@retrodev.com>
parents: 1926
diff changeset
408 uint8_t render_is_audio_sync(void)
9fd4bedc1a31 Update libretro target to use render_audio shared audio code
Mike Pavone <pavone@retrodev.com>
parents: 1926
diff changeset
409 {
9fd4bedc1a31 Update libretro target to use render_audio shared audio code
Mike Pavone <pavone@retrodev.com>
parents: 1926
diff changeset
410 //whether this is true depends on the libretro frontend implementation
9fd4bedc1a31 Update libretro target to use render_audio shared audio code
Mike Pavone <pavone@retrodev.com>
parents: 1926
diff changeset
411 //but the sync to audio path works better here
9fd4bedc1a31 Update libretro target to use render_audio shared audio code
Mike Pavone <pavone@retrodev.com>
parents: 1926
diff changeset
412 return 1;
9fd4bedc1a31 Update libretro target to use render_audio shared audio code
Mike Pavone <pavone@retrodev.com>
parents: 1926
diff changeset
413 }
1687
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
414
1932
b387f1c5a1d0 WIP new sync mode that runs emulation on audio thread
Michael Pavone <pavone@retrodev.com>
parents: 1927
diff changeset
415 uint8_t render_should_release_on_exit(void)
b387f1c5a1d0 WIP new sync mode that runs emulation on audio thread
Michael Pavone <pavone@retrodev.com>
parents: 1927
diff changeset
416 {
b387f1c5a1d0 WIP new sync mode that runs emulation on audio thread
Michael Pavone <pavone@retrodev.com>
parents: 1927
diff changeset
417 return 0;
b387f1c5a1d0 WIP new sync mode that runs emulation on audio thread
Michael Pavone <pavone@retrodev.com>
parents: 1927
diff changeset
418 }
b387f1c5a1d0 WIP new sync mode that runs emulation on audio thread
Michael Pavone <pavone@retrodev.com>
parents: 1927
diff changeset
419
1927
9fd4bedc1a31 Update libretro target to use render_audio shared audio code
Mike Pavone <pavone@retrodev.com>
parents: 1926
diff changeset
420 void render_buffer_consumed(audio_source *src)
1687
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
421 {
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
422 }
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
423
1927
9fd4bedc1a31 Update libretro target to use render_audio shared audio code
Mike Pavone <pavone@retrodev.com>
parents: 1926
diff changeset
424 void *render_new_audio_opaque(void)
9fd4bedc1a31 Update libretro target to use render_audio shared audio code
Mike Pavone <pavone@retrodev.com>
parents: 1926
diff changeset
425 {
9fd4bedc1a31 Update libretro target to use render_audio shared audio code
Mike Pavone <pavone@retrodev.com>
parents: 1926
diff changeset
426 return NULL;
9fd4bedc1a31 Update libretro target to use render_audio shared audio code
Mike Pavone <pavone@retrodev.com>
parents: 1926
diff changeset
427 }
9fd4bedc1a31 Update libretro target to use render_audio shared audio code
Mike Pavone <pavone@retrodev.com>
parents: 1926
diff changeset
428
9fd4bedc1a31 Update libretro target to use render_audio shared audio code
Mike Pavone <pavone@retrodev.com>
parents: 1926
diff changeset
429 void render_free_audio_opaque(void *opaque)
9fd4bedc1a31 Update libretro target to use render_audio shared audio code
Mike Pavone <pavone@retrodev.com>
parents: 1926
diff changeset
430 {
9fd4bedc1a31 Update libretro target to use render_audio shared audio code
Mike Pavone <pavone@retrodev.com>
parents: 1926
diff changeset
431 }
9fd4bedc1a31 Update libretro target to use render_audio shared audio code
Mike Pavone <pavone@retrodev.com>
parents: 1926
diff changeset
432
9fd4bedc1a31 Update libretro target to use render_audio shared audio code
Mike Pavone <pavone@retrodev.com>
parents: 1926
diff changeset
433 void render_lock_audio(void)
9fd4bedc1a31 Update libretro target to use render_audio shared audio code
Mike Pavone <pavone@retrodev.com>
parents: 1926
diff changeset
434 {
9fd4bedc1a31 Update libretro target to use render_audio shared audio code
Mike Pavone <pavone@retrodev.com>
parents: 1926
diff changeset
435 }
9fd4bedc1a31 Update libretro target to use render_audio shared audio code
Mike Pavone <pavone@retrodev.com>
parents: 1926
diff changeset
436
9fd4bedc1a31 Update libretro target to use render_audio shared audio code
Mike Pavone <pavone@retrodev.com>
parents: 1926
diff changeset
437 void render_unlock_audio()
1687
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
438 {
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
439 }
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
440
1927
9fd4bedc1a31 Update libretro target to use render_audio shared audio code
Mike Pavone <pavone@retrodev.com>
parents: 1926
diff changeset
441 uint32_t render_min_buffered(void)
1817
03895a4585c3 Fix build breakage for libretro target
Mike Pavone <pavone@retrodev.com>
parents: 1695
diff changeset
442 {
1927
9fd4bedc1a31 Update libretro target to use render_audio shared audio code
Mike Pavone <pavone@retrodev.com>
parents: 1926
diff changeset
443 //not actually used in the sync to audio path
9fd4bedc1a31 Update libretro target to use render_audio shared audio code
Mike Pavone <pavone@retrodev.com>
parents: 1926
diff changeset
444 return 4;
1817
03895a4585c3 Fix build breakage for libretro target
Mike Pavone <pavone@retrodev.com>
parents: 1695
diff changeset
445 }
03895a4585c3 Fix build breakage for libretro target
Mike Pavone <pavone@retrodev.com>
parents: 1695
diff changeset
446
1927
9fd4bedc1a31 Update libretro target to use render_audio shared audio code
Mike Pavone <pavone@retrodev.com>
parents: 1926
diff changeset
447 uint32_t render_audio_syncs_per_sec(void)
1687
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
448 {
1927
9fd4bedc1a31 Update libretro target to use render_audio shared audio code
Mike Pavone <pavone@retrodev.com>
parents: 1926
diff changeset
449 return 0;
9fd4bedc1a31 Update libretro target to use render_audio shared audio code
Mike Pavone <pavone@retrodev.com>
parents: 1926
diff changeset
450 }
9fd4bedc1a31 Update libretro target to use render_audio shared audio code
Mike Pavone <pavone@retrodev.com>
parents: 1926
diff changeset
451
9fd4bedc1a31 Update libretro target to use render_audio shared audio code
Mike Pavone <pavone@retrodev.com>
parents: 1926
diff changeset
452 void render_audio_created(audio_source *src)
9fd4bedc1a31 Update libretro target to use render_audio shared audio code
Mike Pavone <pavone@retrodev.com>
parents: 1926
diff changeset
453 {
1687
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
454 }
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
455
1927
9fd4bedc1a31 Update libretro target to use render_audio shared audio code
Mike Pavone <pavone@retrodev.com>
parents: 1926
diff changeset
456 void render_do_audio_ready(audio_source *src)
1687
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
457 {
1927
9fd4bedc1a31 Update libretro target to use render_audio shared audio code
Mike Pavone <pavone@retrodev.com>
parents: 1926
diff changeset
458 int16_t *tmp = src->front;
9fd4bedc1a31 Update libretro target to use render_audio shared audio code
Mike Pavone <pavone@retrodev.com>
parents: 1926
diff changeset
459 src->front = src->back;
9fd4bedc1a31 Update libretro target to use render_audio shared audio code
Mike Pavone <pavone@retrodev.com>
parents: 1926
diff changeset
460 src->back = tmp;
9fd4bedc1a31 Update libretro target to use render_audio shared audio code
Mike Pavone <pavone@retrodev.com>
parents: 1926
diff changeset
461 src->front_populated = 1;
9fd4bedc1a31 Update libretro target to use render_audio shared audio code
Mike Pavone <pavone@retrodev.com>
parents: 1926
diff changeset
462 src->buffer_pos = 0;
9fd4bedc1a31 Update libretro target to use render_audio shared audio code
Mike Pavone <pavone@retrodev.com>
parents: 1926
diff changeset
463 if (all_sources_ready()) {
9fd4bedc1a31 Update libretro target to use render_audio shared audio code
Mike Pavone <pavone@retrodev.com>
parents: 1926
diff changeset
464 int16_t buffer[8];
9fd4bedc1a31 Update libretro target to use render_audio shared audio code
Mike Pavone <pavone@retrodev.com>
parents: 1926
diff changeset
465 int min_remaining_out;
9fd4bedc1a31 Update libretro target to use render_audio shared audio code
Mike Pavone <pavone@retrodev.com>
parents: 1926
diff changeset
466 mix_and_convert((uint8_t *)buffer, sizeof(buffer), &min_remaining_out);
9fd4bedc1a31 Update libretro target to use render_audio shared audio code
Mike Pavone <pavone@retrodev.com>
parents: 1926
diff changeset
467 retro_audio_sample_batch(buffer, sizeof(buffer)/(2*sizeof(*buffer)));
9fd4bedc1a31 Update libretro target to use render_audio shared audio code
Mike Pavone <pavone@retrodev.com>
parents: 1926
diff changeset
468 }
1687
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
469 }
1688
395f684c5379 Fixed the most glaring issues in libretro build
Mike Pavone <pavone@retrodev.com>
parents: 1687
diff changeset
470
1927
9fd4bedc1a31 Update libretro target to use render_audio shared audio code
Mike Pavone <pavone@retrodev.com>
parents: 1926
diff changeset
471 void render_source_paused(audio_source *src, uint8_t remaining_sources)
1687
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
472 {
1927
9fd4bedc1a31 Update libretro target to use render_audio shared audio code
Mike Pavone <pavone@retrodev.com>
parents: 1926
diff changeset
473 }
9fd4bedc1a31 Update libretro target to use render_audio shared audio code
Mike Pavone <pavone@retrodev.com>
parents: 1926
diff changeset
474
9fd4bedc1a31 Update libretro target to use render_audio shared audio code
Mike Pavone <pavone@retrodev.com>
parents: 1926
diff changeset
475 void render_source_resumed(audio_source *src)
9fd4bedc1a31 Update libretro target to use render_audio shared audio code
Mike Pavone <pavone@retrodev.com>
parents: 1926
diff changeset
476 {
1687
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
477 }
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
478
2001
f77d36a975ff Add stubs for some functions in libblastem.c to fix link failures on windows libretro target
Mike Pavone <pavone@retrodev.com>
parents: 1980
diff changeset
479 void render_set_external_sync(uint8_t ext_sync_on)
f77d36a975ff Add stubs for some functions in libblastem.c to fix link failures on windows libretro target
Mike Pavone <pavone@retrodev.com>
parents: 1980
diff changeset
480 {
f77d36a975ff Add stubs for some functions in libblastem.c to fix link failures on windows libretro target
Mike Pavone <pavone@retrodev.com>
parents: 1980
diff changeset
481 }
f77d36a975ff Add stubs for some functions in libblastem.c to fix link failures on windows libretro target
Mike Pavone <pavone@retrodev.com>
parents: 1980
diff changeset
482
1687
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
483 void bindings_set_mouse_mode(uint8_t mode)
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
484 {
6c54bb5fe3b3 Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
485 }
1818
243f3a7247f9 Include ROM DB in library binary for libretro target
Mike Pavone <pavone@retrodev.com>
parents: 1817
diff changeset
486
2001
f77d36a975ff Add stubs for some functions in libblastem.c to fix link failures on windows libretro target
Mike Pavone <pavone@retrodev.com>
parents: 1980
diff changeset
487 void bindings_release_capture(void)
f77d36a975ff Add stubs for some functions in libblastem.c to fix link failures on windows libretro target
Mike Pavone <pavone@retrodev.com>
parents: 1980
diff changeset
488 {
f77d36a975ff Add stubs for some functions in libblastem.c to fix link failures on windows libretro target
Mike Pavone <pavone@retrodev.com>
parents: 1980
diff changeset
489 }
f77d36a975ff Add stubs for some functions in libblastem.c to fix link failures on windows libretro target
Mike Pavone <pavone@retrodev.com>
parents: 1980
diff changeset
490
f77d36a975ff Add stubs for some functions in libblastem.c to fix link failures on windows libretro target
Mike Pavone <pavone@retrodev.com>
parents: 1980
diff changeset
491 void bindings_reacquire_capture(void)
f77d36a975ff Add stubs for some functions in libblastem.c to fix link failures on windows libretro target
Mike Pavone <pavone@retrodev.com>
parents: 1980
diff changeset
492 {
f77d36a975ff Add stubs for some functions in libblastem.c to fix link failures on windows libretro target
Mike Pavone <pavone@retrodev.com>
parents: 1980
diff changeset
493 }
f77d36a975ff Add stubs for some functions in libblastem.c to fix link failures on windows libretro target
Mike Pavone <pavone@retrodev.com>
parents: 1980
diff changeset
494
1818
243f3a7247f9 Include ROM DB in library binary for libretro target
Mike Pavone <pavone@retrodev.com>
parents: 1817
diff changeset
495 extern const char rom_db_data[];
243f3a7247f9 Include ROM DB in library binary for libretro target
Mike Pavone <pavone@retrodev.com>
parents: 1817
diff changeset
496 char *read_bundled_file(char *name, uint32_t *sizeret)
243f3a7247f9 Include ROM DB in library binary for libretro target
Mike Pavone <pavone@retrodev.com>
parents: 1817
diff changeset
497 {
243f3a7247f9 Include ROM DB in library binary for libretro target
Mike Pavone <pavone@retrodev.com>
parents: 1817
diff changeset
498 if (!strcmp(name, "rom.db")) {
243f3a7247f9 Include ROM DB in library binary for libretro target
Mike Pavone <pavone@retrodev.com>
parents: 1817
diff changeset
499 *sizeret = strlen(rom_db_data);
243f3a7247f9 Include ROM DB in library binary for libretro target
Mike Pavone <pavone@retrodev.com>
parents: 1817
diff changeset
500 char *ret = malloc(*sizeret+1);
243f3a7247f9 Include ROM DB in library binary for libretro target
Mike Pavone <pavone@retrodev.com>
parents: 1817
diff changeset
501 memcpy(ret, rom_db_data, *sizeret + 1);
243f3a7247f9 Include ROM DB in library binary for libretro target
Mike Pavone <pavone@retrodev.com>
parents: 1817
diff changeset
502 return ret;
243f3a7247f9 Include ROM DB in library binary for libretro target
Mike Pavone <pavone@retrodev.com>
parents: 1817
diff changeset
503 }
243f3a7247f9 Include ROM DB in library binary for libretro target
Mike Pavone <pavone@retrodev.com>
parents: 1817
diff changeset
504 return NULL;
243f3a7247f9 Include ROM DB in library binary for libretro target
Mike Pavone <pavone@retrodev.com>
parents: 1817
diff changeset
505 }