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LIBRETRO: change auto perf tuner actions order

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This commit is contained in:
Giovanni Cascione 2023-04-07 16:28:41 +02:00
parent ebd8997375
commit 7460d2c3d7
1 changed files with 27 additions and 28 deletions
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55
backends/platform/libretro/src/libretro.cpp
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@ -151,6 +151,12 @@ static void set_audio_buffer_status() {
}
static void increase_performance() {
if (!(performance_switch & PERF_SWITCH_ENABLE_REDUCE_FRAMERATE)) {
performance_switch |= PERF_SWITCH_ENABLE_REDUCE_FRAMERATE;
log_cb(RETRO_LOG_DEBUG, "Auto performance tuner: 'Auto reduce framerate' enabled.\n");
return;
}
if (!(performance_switch & PERF_SWITCH_DISABLE_CONSECUTIVE_SCREEN_UPDATES)) {
performance_switch |= PERF_SWITCH_DISABLE_CONSECUTIVE_SCREEN_UPDATES;
log_cb(RETRO_LOG_DEBUG, "Auto performance tuner: 'Disable consecutive screen updates' enabled.\n");
@ -163,24 +169,12 @@ static void increase_performance() {
return;
}
if (!(performance_switch & PERF_SWITCH_ENABLE_REDUCE_FRAMERATE)) {
performance_switch |= PERF_SWITCH_ENABLE_REDUCE_FRAMERATE;
log_cb(RETRO_LOG_DEBUG, "Auto performance tuner: 'Auto reduce framerate' enabled.\n");
return;
}
performance_switch |= PERF_SWITCH_OVER;
}
static void increase_accuracy() {
performance_switch &= ~PERF_SWITCH_OVER;
if (performance_switch & PERF_SWITCH_ENABLE_REDUCE_FRAMERATE) {
performance_switch &= ~PERF_SWITCH_ENABLE_REDUCE_FRAMERATE;
log_cb(RETRO_LOG_DEBUG, "Auto performance tuner: 'Auto reduce framerate' disabled.\n");
return;
}
if (performance_switch & PERF_SWITCH_ENABLE_TIMING_INACCURACIES) {
performance_switch &= ~PERF_SWITCH_ENABLE_TIMING_INACCURACIES;
log_cb(RETRO_LOG_DEBUG, "Auto performance tuner: 'Allow Timing Inaccuracies' disabled.\n");
@ -193,6 +187,12 @@ static void increase_accuracy() {
log_cb(RETRO_LOG_DEBUG, "Auto performance tuner: 'Disable consecutive screen updates' disabled.\n");
return;
}
if (performance_switch & PERF_SWITCH_ENABLE_REDUCE_FRAMERATE) {
performance_switch &= ~PERF_SWITCH_ENABLE_REDUCE_FRAMERATE;
log_cb(RETRO_LOG_DEBUG, "Auto performance tuner: 'Auto reduce framerate' disabled.\n");
return;
}
}
void reset_performance_tuner() {
@ -739,22 +739,6 @@ void retro_run(void) {
delayMillis call in ScummVM thread.
*/
do {
/* Framerate reduction using sound buffer size */
if (reduce_framerate_type == REDUCE_FRAMERATE_SHIFT_AUTO || (performance_switch & PERF_SWITCH_ENABLE_REDUCE_FRAMERATE) || (getThreadSwitchCaller() & THREAD_SWITCH_UPDATE)) {
if ((audio_status & AUDIO_STATUS_BUFFER_UNDERRUN) && !(audio_status & AUDIO_STATUS_MUTE)) {
if (reduce_framerate_shift < REDUCE_FRAMERATE_SHIFT_MAX)
reduce_framerate_shift++;
reduce_framerate_countdown = REDUCE_FRAMERATE_REST;
}
if (reduce_framerate_countdown)
reduce_framerate_countdown--;
else
reduce_framerate_shift = 0;
} else {
reduce_framerate_shift = 0;
}
/* Determine frameskip need based on settings */
if ((frameskip_type == 2) || (performance_switch & PERF_SWITCH_ON))
skip_frame = (audio_status & AUDIO_STATUS_BUFFER_UNDERRUN);
@ -807,6 +791,21 @@ void retro_run(void) {
/* Retrieve audio */
samples_count = 0;
if (audio_video_enable & 2) {
/* Framerate reduction using sound buffer size */
if (reduce_framerate_type == REDUCE_FRAMERATE_SHIFT_AUTO || (performance_switch & PERF_SWITCH_ENABLE_REDUCE_FRAMERATE) || (getThreadSwitchCaller() & THREAD_SWITCH_UPDATE)) {
if ((audio_status & AUDIO_STATUS_BUFFER_UNDERRUN) && !(audio_status & AUDIO_STATUS_MUTE)) {
if (reduce_framerate_shift < REDUCE_FRAMERATE_SHIFT_MAX)
reduce_framerate_shift++;
reduce_framerate_countdown = REDUCE_FRAMERATE_REST;
}
if (reduce_framerate_countdown)
reduce_framerate_countdown--;
else
reduce_framerate_shift = 0;
} else {
reduce_framerate_shift = 0;
}
samples_count = ((Audio::MixerImpl *)g_system->getMixer())->mixCallback((byte *) sound_buffer, samples_per_frame_buffer_size << reduce_framerate_shift);
}
audio_status = samples_count ? (audio_status & ~AUDIO_STATUS_MUTE) : (audio_status | AUDIO_STATUS_MUTE);