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authornotaz2012-12-10 03:38:46 +0200
committernotaz2012-12-10 23:20:59 +0200
commite2bdb933ecee40a0c4caf14a20f5e642e3b93120 (patch)
tree37e326aa9cc4c82ea61f284c2d80aa1925cdeb44 /frontend/libretro.c
parent460f4c37a6fa4fbebba78fb82d153213442e2336 (diff)
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libretro: only pass fb to video_cb when it's updated
Diffstat (limited to 'frontend/libretro.c')
-rw-r--r--frontend/libretro.c8
1 files changed, 6 insertions, 2 deletions
diff --git a/frontend/libretro.c b/frontend/libretro.c
index 6212980..8256fe1 100644
--- a/frontend/libretro.c
+++ b/frontend/libretro.c
@@ -97,6 +97,7 @@ static void convert(void *buf, size_t bytes)
static unsigned game_width;
static unsigned game_height;
+static unsigned game_fb_dirty;
static void vout_flip(const void *vram, int stride, int bgr24, int w, int h)
{
@@ -132,7 +133,8 @@ out:
#endif
game_width = w;
game_height = h;
- pl_rearmed_cbs.flip_cnt++;
+ game_fb_dirty = 1;
+ pl_rearmed_cbs.flip_cnt++;
}
static void vout_close(void)
@@ -390,7 +392,9 @@ void retro_run(void)
psxCpu->Execute();
samples_to_send += 44100 / 60;
- video_cb(vout_buf, game_width, game_height, game_width * 2);
+
+ video_cb(game_fb_dirty ? vout_buf : NULL, game_width, game_height, game_width * 2);
+ game_fb_dirty = 0;
}
void retro_init(void)