diff --git a/src/core/core.cpp b/src/core/core.cpp
index 434bf32626..47e70c1574 100644
--- a/src/core/core.cpp
+++ b/src/core/core.cpp
@@ -289,7 +289,8 @@ struct System::Impl {
telemetry_session->AddField(performance, "Shutdown_EmulationSpeed",
perf_results.emulation_speed * 100.0);
- telemetry_session->AddField(performance, "Shutdown_Framerate", perf_results.game_fps);
+ telemetry_session->AddField(performance, "Shutdown_Framerate",
+ perf_results.average_game_fps);
telemetry_session->AddField(performance, "Shutdown_Frametime",
perf_results.frametime * 1000.0);
telemetry_session->AddField(performance, "Mean_Frametime_MS",
diff --git a/src/core/hle/service/nvdrv/devices/nvdisp_disp0.cpp b/src/core/hle/service/nvdrv/devices/nvdisp_disp0.cpp
index bbef04a29c..2cc0da124e 100644
--- a/src/core/hle/service/nvdrv/devices/nvdisp_disp0.cpp
+++ b/src/core/hle/service/nvdrv/devices/nvdisp_disp0.cpp
@@ -52,7 +52,6 @@ void nvdisp_disp0::flip(u32 buffer_handle, u32 offset, u32 format, u32 width, u3
addr, offset, width, height, stride, static_cast<PixelFormat>(format),
transform, crop_rect};
- system.GetPerfStats().EndGameFrame();
system.GetPerfStats().EndSystemFrame();
system.GPU().SwapBuffers(&framebuffer);
system.FrameLimiter().DoFrameLimiting(system.CoreTiming().GetGlobalTimeUs());
diff --git a/src/core/perf_stats.cpp b/src/core/perf_stats.cpp
index b185a38841..c42c437b72 100644
--- a/src/core/perf_stats.cpp
+++ b/src/core/perf_stats.cpp
@@ -69,9 +69,7 @@ void PerfStats::EndSystemFrame() {
}
void PerfStats::EndGameFrame() {
- std::lock_guard lock{object_mutex};
-
- game_frames += 1;
+ game_frames.fetch_add(1, std::memory_order_relaxed);
}
double PerfStats::GetMeanFrametime() const {
@@ -94,10 +92,11 @@ PerfStatsResults PerfStats::GetAndResetStats(microseconds current_system_time_us
const auto interval = duration_cast<DoubleSecs>(now - reset_point).count();
const auto system_us_per_second = (current_system_time_us - reset_point_system_us) / interval;
-
+ const auto current_frames = static_cast<double>(game_frames.load(std::memory_order_relaxed));
+ const auto current_fps = current_frames / interval;
const PerfStatsResults results{
.system_fps = static_cast<double>(system_frames) / interval,
- .game_fps = static_cast<double>(game_frames) / interval,
+ .average_game_fps = (current_fps + previous_fps) / 2.0,
.frametime = duration_cast<DoubleSecs>(accumulated_frametime).count() /
static_cast<double>(system_frames),
.emulation_speed = system_us_per_second.count() / 1'000'000.0,
@@ -108,7 +107,8 @@ PerfStatsResults PerfStats::GetAndResetStats(microseconds current_system_time_us
reset_point_system_us = current_system_time_us;
accumulated_frametime = Clock::duration::zero();
system_frames = 0;
- game_frames = 0;
+ game_frames.store(0, std::memory_order_relaxed);
+ previous_fps = current_fps;
return results;
}
diff --git a/src/core/perf_stats.h b/src/core/perf_stats.h
index ae46986969..e5d6037176 100644
--- a/src/core/perf_stats.h
+++ b/src/core/perf_stats.h
@@ -5,6 +5,7 @@
#pragma once
#include <array>
+#include <atomic>
#include <chrono>
#include <cstddef>
#include <mutex>
@@ -15,8 +16,8 @@ namespace Core {
struct PerfStatsResults {
/// System FPS (LCD VBlanks) in Hz
double system_fps;
- /// Game FPS (GSP frame submissions) in Hz
- double game_fps;
+ /// Average game FPS (GPU frame renders) in Hz
+ double average_game_fps;
/// Walltime per system frame, in seconds, excluding any waits
double frametime;
/// Ratio of walltime / emulated time elapsed
@@ -72,7 +73,7 @@ private:
/// Cumulative number of system frames (LCD VBlanks) presented since last reset
u32 system_frames = 0;
/// Cumulative number of game frames (GSP frame submissions) since last reset
- u32 game_frames = 0;
+ std::atomic<u32> game_frames = 0;
/// Point when the previous system frame ended
Clock::time_point previous_frame_end = reset_point;
@@ -80,6 +81,8 @@ private:
Clock::time_point frame_begin = reset_point;
/// Total visible duration (including frame-limiting, etc.) of the previous system frame
Clock::duration previous_frame_length = Clock::duration::zero();
+ /// Previously computed fps
+ double previous_fps = 0;
};
class FrameLimiter {
diff --git a/src/video_core/gpu.cpp b/src/video_core/gpu.cpp
index a380242422..37f7b24e14 100644
--- a/src/video_core/gpu.cpp
+++ b/src/video_core/gpu.cpp
@@ -13,6 +13,7 @@
#include "core/frontend/emu_window.h"
#include "core/hardware_interrupt_manager.h"
#include "core/memory.h"
+#include "core/perf_stats.h"
#include "video_core/engines/fermi_2d.h"
#include "video_core/engines/kepler_compute.h"
#include "video_core/engines/kepler_memory.h"
@@ -191,6 +192,10 @@ u64 GPU::GetTicks() const {
return nanoseconds_num * gpu_ticks_num + (nanoseconds_rem * gpu_ticks_num) / gpu_ticks_den;
}
+void GPU::RendererFrameEndNotify() {
+ system.GetPerfStats().EndGameFrame();
+}
+
void GPU::FlushCommands() {
rasterizer->FlushCommands();
}
diff --git a/src/video_core/gpu.h b/src/video_core/gpu.h
index 8669e9940f..29a8678631 100644
--- a/src/video_core/gpu.h
+++ b/src/video_core/gpu.h
@@ -247,6 +247,8 @@ public:
return use_nvdec;
}
+ void RendererFrameEndNotify();
+
enum class FenceOperation : u32 {
Acquire = 0,
Increment = 1,
diff --git a/src/video_core/renderer_opengl/renderer_opengl.cpp b/src/video_core/renderer_opengl/renderer_opengl.cpp
index cc2e499f92..a718bff7aa 100644
--- a/src/video_core/renderer_opengl/renderer_opengl.cpp
+++ b/src/video_core/renderer_opengl/renderer_opengl.cpp
@@ -155,6 +155,7 @@ void RendererOpenGL::SwapBuffers(const Tegra::FramebufferConfig* framebuffer) {
++m_current_frame;
+ gpu.RendererFrameEndNotify();
rasterizer.TickFrame();
context->SwapBuffers();
diff --git a/src/video_core/renderer_vulkan/renderer_vulkan.cpp b/src/video_core/renderer_vulkan/renderer_vulkan.cpp
index 2e0cf42325..3986eb172a 100644
--- a/src/video_core/renderer_vulkan/renderer_vulkan.cpp
+++ b/src/video_core/renderer_vulkan/renderer_vulkan.cpp
@@ -154,6 +154,7 @@ void RendererVulkan::SwapBuffers(const Tegra::FramebufferConfig* framebuffer) {
if (swapchain.Present(render_semaphore)) {
blit_screen.Recreate();
}
+ gpu.RendererFrameEndNotify();
rasterizer.TickFrame();
}
diff --git a/src/yuzu/main.cpp b/src/yuzu/main.cpp
index 1d36cc02db..9275cba53c 100644
--- a/src/yuzu/main.cpp
+++ b/src/yuzu/main.cpp
@@ -1378,7 +1378,7 @@ void GMainWindow::BootGame(const QString& filename, std::size_t program_index) {
game_list->hide();
game_list_placeholder->hide();
}
- status_bar_update_timer.start(2000);
+ status_bar_update_timer.start(500);
async_status_button->setDisabled(true);
multicore_status_button->setDisabled(true);
renderer_status_button->setDisabled(true);
@@ -2809,7 +2809,7 @@ void GMainWindow::UpdateStatusBar() {
} else {
emu_speed_label->setText(tr("Speed: %1%").arg(results.emulation_speed * 100.0, 0, 'f', 0));
}
- game_fps_label->setText(tr("Game: %1 FPS").arg(results.game_fps, 0, 'f', 0));
+ game_fps_label->setText(tr("Game: %1 FPS").arg(results.average_game_fps, 0, 'f', 0));
emu_frametime_label->setText(tr("Frame: %1 ms").arg(results.frametime * 1000.0, 0, 'f', 2));
emu_speed_label->setVisible(!Settings::values.use_multi_core.GetValue());
diff --git a/src/yuzu_cmd/emu_window/emu_window_sdl2.cpp b/src/yuzu_cmd/emu_window/emu_window_sdl2.cpp
index d64f811064..06b20c9756 100644
--- a/src/yuzu_cmd/emu_window/emu_window_sdl2.cpp
+++ b/src/yuzu_cmd/emu_window/emu_window_sdl2.cpp
@@ -215,7 +215,7 @@ void EmuWindow_SDL2::WaitEvent() {
const auto results = Core::System::GetInstance().GetAndResetPerfStats();
const auto title =
fmt::format("yuzu {} | {}-{} | FPS: {:.0f} ({:.0f}%)", Common::g_build_fullname,
- Common::g_scm_branch, Common::g_scm_desc, results.game_fps,
+ Common::g_scm_branch, Common::g_scm_desc, results.average_game_fps,
results.emulation_speed * 100.0);
SDL_SetWindowTitle(render_window, title.c_str());
last_time = current_time;