summaryrefslogtreecommitdiffstats
path: root/src/core
diff options
context:
space:
mode:
Diffstat (limited to 'src/core')
-rw-r--r--src/core/core.cpp10
-rw-r--r--src/core/core.h10
-rw-r--r--src/core/hle/service/nvdrv/devices/nvdisp_disp0.cpp2
-rw-r--r--src/core/hle/service/nvflinger/nvflinger.cpp11
-rw-r--r--src/core/perf_stats.cpp20
-rw-r--r--src/core/perf_stats.h6
-rw-r--r--src/core/telemetry_session.cpp4
7 files changed, 32 insertions, 31 deletions
diff --git a/src/core/core.cpp b/src/core/core.cpp
index 15226cf41..d3e84c4ef 100644
--- a/src/core/core.cpp
+++ b/src/core/core.cpp
@@ -411,7 +411,7 @@ struct System::Impl {
std::string status_details = "";
std::unique_ptr<Core::PerfStats> perf_stats;
- Core::FrameLimiter frame_limiter;
+ Core::SpeedLimiter speed_limiter;
bool is_multicore{};
bool is_async_gpu{};
@@ -606,12 +606,12 @@ const Core::PerfStats& System::GetPerfStats() const {
return *impl->perf_stats;
}
-Core::FrameLimiter& System::FrameLimiter() {
- return impl->frame_limiter;
+Core::SpeedLimiter& System::SpeedLimiter() {
+ return impl->speed_limiter;
}
-const Core::FrameLimiter& System::FrameLimiter() const {
- return impl->frame_limiter;
+const Core::SpeedLimiter& System::SpeedLimiter() const {
+ return impl->speed_limiter;
}
Loader::ResultStatus System::GetGameName(std::string& out) const {
diff --git a/src/core/core.h b/src/core/core.h
index b93c32e60..ea143043c 100644
--- a/src/core/core.h
+++ b/src/core/core.h
@@ -94,7 +94,7 @@ class ARM_Interface;
class CpuManager;
class DeviceMemory;
class ExclusiveMonitor;
-class FrameLimiter;
+class SpeedLimiter;
class PerfStats;
class Reporter;
class TelemetrySession;
@@ -292,11 +292,11 @@ public:
/// Provides a constant reference to the internal PerfStats instance.
[[nodiscard]] const Core::PerfStats& GetPerfStats() const;
- /// Provides a reference to the frame limiter;
- [[nodiscard]] Core::FrameLimiter& FrameLimiter();
+ /// Provides a reference to the speed limiter;
+ [[nodiscard]] Core::SpeedLimiter& SpeedLimiter();
- /// Provides a constant referent to the frame limiter
- [[nodiscard]] const Core::FrameLimiter& FrameLimiter() const;
+ /// Provides a constant reference to the speed limiter
+ [[nodiscard]] const Core::SpeedLimiter& SpeedLimiter() const;
/// Gets the name of the current game
[[nodiscard]] Loader::ResultStatus GetGameName(std::string& out) const;
diff --git a/src/core/hle/service/nvdrv/devices/nvdisp_disp0.cpp b/src/core/hle/service/nvdrv/devices/nvdisp_disp0.cpp
index 2cc0da124..ce6065db2 100644
--- a/src/core/hle/service/nvdrv/devices/nvdisp_disp0.cpp
+++ b/src/core/hle/service/nvdrv/devices/nvdisp_disp0.cpp
@@ -54,7 +54,7 @@ void nvdisp_disp0::flip(u32 buffer_handle, u32 offset, u32 format, u32 width, u3
system.GetPerfStats().EndSystemFrame();
system.GPU().SwapBuffers(&framebuffer);
- system.FrameLimiter().DoFrameLimiting(system.CoreTiming().GetGlobalTimeUs());
+ system.SpeedLimiter().DoSpeedLimiting(system.CoreTiming().GetGlobalTimeUs());
system.GetPerfStats().BeginSystemFrame();
}
diff --git a/src/core/hle/service/nvflinger/nvflinger.cpp b/src/core/hle/service/nvflinger/nvflinger.cpp
index 1d810562f..941748970 100644
--- a/src/core/hle/service/nvflinger/nvflinger.cpp
+++ b/src/core/hle/service/nvflinger/nvflinger.cpp
@@ -307,11 +307,12 @@ void NVFlinger::Compose() {
}
s64 NVFlinger::GetNextTicks() const {
- if (Settings::values.disable_fps_limit.GetValue()) {
- return 0;
- }
- constexpr s64 max_hertz = 120LL;
- return (1000000000 * (1LL << swap_interval)) / max_hertz;
+ static constexpr s64 max_hertz = 120LL;
+
+ const auto& settings = Settings::values;
+ const bool unlocked_fps = settings.disable_fps_limit.GetValue();
+ const s64 fps_cap = unlocked_fps ? static_cast<s64>(settings.fps_cap.GetValue()) : 1;
+ return (1000000000 * (1LL << swap_interval)) / (max_hertz * fps_cap);
}
} // namespace Service::NVFlinger
diff --git a/src/core/perf_stats.cpp b/src/core/perf_stats.cpp
index 6635a1339..c9ded49d0 100644
--- a/src/core/perf_stats.cpp
+++ b/src/core/perf_stats.cpp
@@ -127,15 +127,15 @@ double PerfStats::GetLastFrameTimeScale() const {
return duration_cast<DoubleSecs>(previous_frame_length).count() / FRAME_LENGTH;
}
-void FrameLimiter::DoFrameLimiting(microseconds current_system_time_us) {
- if (!Settings::values.use_frame_limit.GetValue() ||
+void SpeedLimiter::DoSpeedLimiting(microseconds current_system_time_us) {
+ if (!Settings::values.use_speed_limit.GetValue() ||
Settings::values.use_multi_core.GetValue()) {
return;
}
auto now = Clock::now();
- const double sleep_scale = Settings::values.frame_limit.GetValue() / 100.0;
+ const double sleep_scale = Settings::values.speed_limit.GetValue() / 100.0;
// Max lag caused by slow frames. Shouldn't be more than the length of a frame at the current
// speed percent or it will clamp too much and prevent this from properly limiting to that
@@ -143,17 +143,17 @@ void FrameLimiter::DoFrameLimiting(microseconds current_system_time_us) {
// limiting
const microseconds max_lag_time_us = duration_cast<microseconds>(
std::chrono::duration<double, std::chrono::microseconds::period>(25ms / sleep_scale));
- frame_limiting_delta_err += duration_cast<microseconds>(
+ speed_limiting_delta_err += duration_cast<microseconds>(
std::chrono::duration<double, std::chrono::microseconds::period>(
(current_system_time_us - previous_system_time_us) / sleep_scale));
- frame_limiting_delta_err -= duration_cast<microseconds>(now - previous_walltime);
- frame_limiting_delta_err =
- std::clamp(frame_limiting_delta_err, -max_lag_time_us, max_lag_time_us);
+ speed_limiting_delta_err -= duration_cast<microseconds>(now - previous_walltime);
+ speed_limiting_delta_err =
+ std::clamp(speed_limiting_delta_err, -max_lag_time_us, max_lag_time_us);
- if (frame_limiting_delta_err > microseconds::zero()) {
- std::this_thread::sleep_for(frame_limiting_delta_err);
+ if (speed_limiting_delta_err > microseconds::zero()) {
+ std::this_thread::sleep_for(speed_limiting_delta_err);
auto now_after_sleep = Clock::now();
- frame_limiting_delta_err -= duration_cast<microseconds>(now_after_sleep - now);
+ speed_limiting_delta_err -= duration_cast<microseconds>(now_after_sleep - now);
now = now_after_sleep;
}
diff --git a/src/core/perf_stats.h b/src/core/perf_stats.h
index e5d603717..a2541906f 100644
--- a/src/core/perf_stats.h
+++ b/src/core/perf_stats.h
@@ -85,11 +85,11 @@ private:
double previous_fps = 0;
};
-class FrameLimiter {
+class SpeedLimiter {
public:
using Clock = std::chrono::high_resolution_clock;
- void DoFrameLimiting(std::chrono::microseconds current_system_time_us);
+ void DoSpeedLimiting(std::chrono::microseconds current_system_time_us);
private:
/// Emulated system time (in microseconds) at the last limiter invocation
@@ -98,7 +98,7 @@ private:
Clock::time_point previous_walltime = Clock::now();
/// Accumulated difference between walltime and emulated time
- std::chrono::microseconds frame_limiting_delta_err{0};
+ std::chrono::microseconds speed_limiting_delta_err{0};
};
} // namespace Core
diff --git a/src/core/telemetry_session.cpp b/src/core/telemetry_session.cpp
index 422de3a7d..5a8cfd301 100644
--- a/src/core/telemetry_session.cpp
+++ b/src/core/telemetry_session.cpp
@@ -221,8 +221,8 @@ void TelemetrySession::AddInitialInfo(Loader::AppLoader& app_loader,
TranslateRenderer(Settings::values.renderer_backend.GetValue()));
AddField(field_type, "Renderer_ResolutionFactor",
Settings::values.resolution_factor.GetValue());
- AddField(field_type, "Renderer_UseFrameLimit", Settings::values.use_frame_limit.GetValue());
- AddField(field_type, "Renderer_FrameLimit", Settings::values.frame_limit.GetValue());
+ AddField(field_type, "Renderer_UseSpeedLimit", Settings::values.use_speed_limit.GetValue());
+ AddField(field_type, "Renderer_SpeedLimit", Settings::values.speed_limit.GetValue());
AddField(field_type, "Renderer_UseDiskShaderCache",
Settings::values.use_disk_shader_cache.GetValue());
AddField(field_type, "Renderer_GPUAccuracyLevel",
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-23 01:32:19 +0100