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GPU: Add #define'able PSX GPU stats

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This commit is contained in:
Stenzek 2024-05-01 23:00:10 +10:00
parent fec210b1e1
commit 7e22fb08d2
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1 changed files with 28 additions and 0 deletions
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28
src/core/gpu.cpp
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@ -48,6 +48,12 @@ static void JoinScreenshotThreads();
static std::deque<std::thread> s_screenshot_threads;
static std::mutex s_screenshot_threads_mutex;
// #define PSX_GPU_STATS
#ifdef PSX_GPU_STATS
static u64 s_active_gpu_cycles = 0;
static u32 s_active_gpu_cycles_frames = 0;
#endif
GPU::GPU()
{
ResetStatistics();
@ -88,6 +94,11 @@ bool GPU::Initialize()
g_gpu_device->SetGPUTimingEnabled(g_settings.display_show_gpu_usage);
#ifdef PSX_GPU_STATS
s_active_gpu_cycles = 0;
s_active_gpu_cycles_frames = 0;
#endif
return true;
}
@ -536,6 +547,9 @@ TickCount GPU::SystemTicksToCRTCTicks(TickCount sysclk_ticks, TickCount* fractio
void GPU::AddCommandTicks(TickCount ticks)
{
m_pending_command_ticks += ticks;
#ifdef PSX_GPU_STATS
s_active_gpu_cycles += ticks;
#endif
}
void GPU::SynchronizeCRTC()
@ -998,6 +1012,20 @@ void GPU::CRTCTickEvent(TickCount ticks)
m_crtc_state.interlaced_display_field = m_crtc_state.interlaced_field ^ 1u;
else
m_crtc_state.interlaced_display_field = 0;
#ifdef PSX_GPU_STATS
if ((++s_active_gpu_cycles_frames) == 60)
{
const double busy_frac =
static_cast<double>(s_active_gpu_cycles) /
static_cast<double>(SystemTicksToGPUTicks(System::ScaleTicksToOverclock(System::MASTER_CLOCK)) *
(ComputeVerticalFrequency() / 60.0f));
Log_DevFmt("PSX GPU Usage: {:.2f}% [{:.0f} cycles avg per frame]", busy_frac * 100,
static_cast<double>(s_active_gpu_cycles) / static_cast<double>(s_active_gpu_cycles_frames));
s_active_gpu_cycles = 0;
s_active_gpu_cycles_frames = 0;
}
#endif
}
Timers::SetGate(HBLANK_TIMER_INDEX, new_vblank);