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Reduce input lag by 1 frame

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This commit is contained in:
Tatsuya79 2018-02-03 12:32:31 +01:00 committed by radius
parent a8741674ce
commit 7459b9610c
1 changed files with 4 additions and 2 deletions
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6
libretro/libretro.c
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@ -137,7 +137,6 @@ static void audio_callback(void *gb)
static void vblank1(GB_gameboy_t *gb) static void vblank1(GB_gameboy_t *gb)
{ {
vblank1_occurred = true; vblank1_occurred = true;
GB_update_keys_status(gb, 0);
if (audio_out == GB_1) if (audio_out == GB_1)
audio_callback(gb); audio_callback(gb);
} }
@ -145,7 +144,6 @@ static void vblank1(GB_gameboy_t *gb)
static void vblank2(GB_gameboy_t *gb) static void vblank2(GB_gameboy_t *gb)
{ {
vblank2_occurred = true; vblank2_occurred = true;
GB_update_keys_status(gb, 1);
if (audio_out == GB_2) if (audio_out == GB_2)
audio_callback(gb); audio_callback(gb);
} }
@ -626,6 +624,10 @@ void retro_run(void)
if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE_UPDATE, &updated) && updated) if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE_UPDATE, &updated) && updated)
check_variables(emulated_devices == 2 ? true : false); check_variables(emulated_devices == 2 ? true : false);
GB_update_keys_status(&gameboy[0], 0);
if (emulated_devices == 2)
GB_update_keys_status(&gameboy[1], 1);
vblank1_occurred = vblank2_occurred = false; vblank1_occurred = vblank2_occurred = false;
signed delta = 0; signed delta = 0;
if (emulated_devices == 2) if (emulated_devices == 2)