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authorYuri Kunde Schlesner <yuriks@yuriks.net>2017-02-21 01:31:59 +0100
committerYuri Kunde Schlesner <yuriks@yuriks.net>2017-02-27 02:22:04 +0100
commitfb1979d7e26c20fe2b8d2c3d3dc998e5e00f2f61 (patch)
tree690461954bff040727fa2cb3b34c9d71c003ea9c /src/core/hw/gpu.cpp
parentCore: Make PerfStats internally locked (diff)
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Diffstat (limited to '')
-rw-r--r--src/core/hw/gpu.cpp39
1 files changed, 0 insertions, 39 deletions
diff --git a/src/core/hw/gpu.cpp b/src/core/hw/gpu.cpp
index 7cf081aad..42809c731 100644
--- a/src/core/hw/gpu.cpp
+++ b/src/core/hw/gpu.cpp
@@ -8,17 +8,13 @@
#include "common/color.h"
#include "common/common_types.h"
#include "common/logging/log.h"
-#include "common/math_util.h"
#include "common/microprofile.h"
-#include "common/thread.h"
-#include "common/timer.h"
#include "common/vector_math.h"
#include "core/core_timing.h"
#include "core/hle/service/gsp_gpu.h"
#include "core/hw/gpu.h"
#include "core/hw/hw.h"
#include "core/memory.h"
-#include "core/settings.h"
#include "core/tracer/recorder.h"
#include "video_core/command_processor.h"
#include "video_core/debug_utils/debug_utils.h"
@@ -35,16 +31,6 @@ Regs g_regs;
const u64 frame_ticks = BASE_CLOCK_RATE_ARM11 / SCREEN_REFRESH_RATE;
/// Event id for CoreTiming
static int vblank_event;
-/// Total number of frames drawn
-static u64 frame_count;
-/// Start clock for frame limiter
-static u32 time_point;
-/// Total delay caused by slow frames
-static float time_delay;
-constexpr float FIXED_FRAME_TIME = 1000.0f / SCREEN_REFRESH_RATE;
-// Max lag caused by slow frames. Can be adjusted to compensate for too many slow frames. Higher
-// values increases time needed to limit frame rate after spikes
-constexpr float MAX_LAG_TIME = 18;
template <typename T>
inline void Read(T& var, const u32 raw_addr) {
@@ -522,24 +508,8 @@ template void Write<u32>(u32 addr, const u32 data);
template void Write<u16>(u32 addr, const u16 data);
template void Write<u8>(u32 addr, const u8 data);
-static void FrameLimiter() {
- time_delay += FIXED_FRAME_TIME;
- time_delay = MathUtil::Clamp(time_delay, -MAX_LAG_TIME, MAX_LAG_TIME);
- s32 desired_time = static_cast<s32>(time_delay);
- s32 elapsed_time = static_cast<s32>(Common::Timer::GetTimeMs() - time_point);
-
- if (elapsed_time < desired_time) {
- Common::SleepCurrentThread(desired_time - elapsed_time);
- }
-
- u32 frame_time = Common::Timer::GetTimeMs() - time_point;
-
- time_delay -= frame_time;
-}
-
/// Update hardware
static void VBlankCallback(u64 userdata, int cycles_late) {
- frame_count++;
VideoCore::g_renderer->SwapBuffers();
// Signal to GSP that GPU interrupt has occurred
@@ -550,12 +520,6 @@ static void VBlankCallback(u64 userdata, int cycles_late) {
Service::GSP::SignalInterrupt(Service::GSP::InterruptId::PDC0);
Service::GSP::SignalInterrupt(Service::GSP::InterruptId::PDC1);
- if (!Settings::values.use_vsync && Settings::values.toggle_framelimit) {
- FrameLimiter();
- }
-
- time_point = Common::Timer::GetTimeMs();
-
// Reschedule recurrent event
CoreTiming::ScheduleEvent(frame_ticks - cycles_late, vblank_event);
}
@@ -590,9 +554,6 @@ void Init() {
framebuffer_sub.color_format.Assign(Regs::PixelFormat::RGB8);
framebuffer_sub.active_fb = 0;
- frame_count = 0;
- time_point = Common::Timer::GetTimeMs();
-
vblank_event = CoreTiming::RegisterEvent("GPU::VBlankCallback", VBlankCallback);
CoreTiming::ScheduleEvent(frame_ticks, vblank_event);