libretro/beetle-pce-fast-libretro
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Merge pull request #2 from fr500/Correct-Pixel-Aspect-Ratio-and-line-hiding-scaling

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only call set geometry when geometry actually should change
This commit is contained in:
Tatsuya79 2016-10-23 20:02:27 +02:00 committed by GitHub
commit 5ad3d0e46f
1 changed files with 26 additions and 11 deletions
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37
libretro.cpp
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@ -1605,6 +1605,17 @@ static void update_input(void)
static uint64_t video_frames, audio_frames;
void update_geometry(unsigned width, unsigned height)
{
struct retro_system_av_info system_av_info;
system_av_info.geometry.base_width = width;
system_av_info.geometry.base_height = height;
system_av_info.geometry.aspect_ratio = MEDNAFEN_CORE_GEOMETRY_ASPECT_RATIO;
environ_cb(RETRO_ENVIRONMENT_SET_GEOMETRY, &system_av_info);
}
void retro_run(void)
{
MDFNGI *curgame = (MDFNGI*)game;
@ -1615,6 +1626,8 @@ void retro_run(void)
static int16_t sound_buf[0x10000];
static int32_t rects[FB_HEIGHT];
static unsigned width, height;
bool resolution_changed = false;
rects[0] = ~0;
EmulateSpecStruct spec = {0};
@ -1643,27 +1656,29 @@ void retro_run(void)
spec.SoundBufSize = spec.SoundBufSizeALMS + SoundBufSize;
unsigned width = spec.DisplayRect.w;
unsigned height = spec.DisplayRect.h;
struct retro_system_av_info system_av_info;
system_av_info.geometry.base_width = width;
system_av_info.geometry.base_height = height;
system_av_info.geometry.aspect_ratio = MEDNAFEN_CORE_GEOMETRY_ASPECT_RATIO;
environ_cb(RETRO_ENVIRONMENT_SET_GEOMETRY, &system_av_info);
if (width != spec.DisplayRect.w || height != spec.DisplayRect.h)
resolution_changed = true;
width = spec.DisplayRect.w;
height = spec.DisplayRect.h;
video_cb(surf->pixels + surf->pitch * spec.DisplayRect.y, width, height, FB_WIDTH * 2);
video_frames++;
audio_frames += spec.SoundBufSize;
audio_batch_cb(spec.SoundBuf, spec.SoundBufSize);
bool updated = false;
if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE_UPDATE, &updated) && updated){
if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE_UPDATE, &updated) && updated)
{
check_variables();
update_geometry(width, height);
if(PCE_IsCD){
psg->SetVolume(0.678 * setting_pce_fast_cdpsgvolume / 100);
}
}
if (resolution_changed)
update_geometry(width, height);
video_frames++;
audio_frames += spec.SoundBufSize;
}
void retro_get_system_info(struct retro_system_info *info)