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Libretro: Use callbacks for audio and video

This commit is contained in:
Jeffrey Pfau 2015-03-08 21:06:11 -07:00
parent 70b01f99ad
commit 1b591b5844
1 changed files with 23 additions and 1 deletions
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24
src/platform/libretro/libretro.c
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@ -8,18 +8,23 @@
static retro_environment_t environCallback;
static retro_video_refresh_t videoCallback;
static retro_audio_sample_t audioCallback;
static retro_input_poll_t inputPollCallback;
static retro_input_state_t inputCallback;
static retro_log_printf_t logCallback;
static void GBARetroLog(struct GBAThread* thread, enum GBALogLevel level, const char* format, va_list args);
static void _postAudioFrame(struct GBAAVStream*, int16_t left, int16_t right);
static void _postVideoFrame(struct GBAAVStream*, struct GBAVideoRenderer* renderer);
static struct GBA gba;
static struct ARMCore cpu;
static struct GBAVideoSoftwareRenderer renderer;
static struct VFile* rom;
static struct VFile* save;
static void* savedata;
static struct GBAAVStream stream;
unsigned retro_api_version(void) {
return RETRO_API_VERSION;
@ -34,7 +39,7 @@ void retro_set_video_refresh(retro_video_refresh_t video) {
}
void retro_set_audio_sample(retro_audio_sample_t audio) {
UNUSED(audio);
audioCallback = audio;
}
void retro_set_audio_sample_batch(retro_audio_sample_batch_t audioBatch) {
@ -103,11 +108,15 @@ void retro_init(void) {
logCallback = 0;
}
stream.postAudioFrame = _postAudioFrame;
stream.postVideoFrame = _postVideoFrame;
GBACreate(&gba);
ARMSetComponents(&cpu, &gba.d, 0, 0);
ARMInit(&cpu);
gba.logLevel = 0; // TODO: Settings
gba.logHandler = GBARetroLog;
gba.stream = &stream;
gba.idleOptimization = IDLE_LOOP_REMOVE; // TODO: Settings
rom = 0;
@ -265,3 +274,16 @@ void GBARetroLog(struct GBAThread* thread, enum GBALogLevel level, const char* f
}
logCallback(retroLevel, "%s\n", message);
}
static void _postAudioFrame(struct GBAAVStream* stream, int16_t left, int16_t right) {
UNUSED(stream);
audioCallback(left, right);
}
static void _postVideoFrame(struct GBAAVStream* stream, struct GBAVideoRenderer* renderer) {
UNUSED(stream);
void* pixels;
unsigned stride;
renderer->getPixels(renderer, &stride, &pixels);
videoCallback(pixels, VIDEO_HORIZONTAL_PIXELS, VIDEO_VERTICAL_PIXELS, BYTES_PER_PIXEL * stride);
}