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Merge pull request #2357 from zarroboogs/force-30fps-mode

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Add a toggle to force 30FPS mode
This commit is contained in:
bunnei
2019-04-13 22:14:04 -04:00
committed by GitHub
parent a788c861bd be6466d5c0
commit 6088898b02
5 changed files with 23 additions and 6 deletions
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16
src/core/hle/service/nvflinger/nvflinger.cpp
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@@ -21,12 +21,13 @@
#include "core/hle/service/vi/display/vi_display.h"
#include "core/hle/service/vi/layer/vi_layer.h"
#include "core/perf_stats.h"
#include "core/settings.h"
#include "video_core/renderer_base.h"
namespace Service::NVFlinger {
constexpr std::size_t SCREEN_REFRESH_RATE = 60;
constexpr s64 frame_ticks = static_cast<s64>(Core::Timing::BASE_CLOCK_RATE / SCREEN_REFRESH_RATE);
constexpr s64 frame_ticks = static_cast<s64>(Core::Timing::BASE_CLOCK_RATE / 60);
constexpr s64 frame_ticks_30fps = static_cast<s64>(Core::Timing::BASE_CLOCK_RATE / 30);
NVFlinger::NVFlinger(Core::Timing::CoreTiming& core_timing) : core_timing{core_timing} {
displays.emplace_back(0, "Default");
@@ -36,13 +37,15 @@ NVFlinger::NVFlinger(Core::Timing::CoreTiming& core_timing) : core_timing{core_t
displays.emplace_back(4, "Null");
// Schedule the screen composition events
composition_event =
core_timing.RegisterEvent("ScreenComposition", [this](u64 userdata, s64 cycles_late) {
const auto ticks = Settings::values.force_30fps_mode ? frame_ticks_30fps : frame_ticks;
composition_event = core_timing.RegisterEvent(
"ScreenComposition", [this, ticks](u64 userdata, s64 cycles_late) {
Compose();
this->core_timing.ScheduleEvent(frame_ticks - cycles_late, composition_event);
this->core_timing.ScheduleEvent(ticks - cycles_late, composition_event);
});
core_timing.ScheduleEvent(frame_ticks, composition_event);
core_timing.ScheduleEvent(ticks, composition_event);
}
NVFlinger::~NVFlinger() {
@@ -62,6 +65,7 @@ std::optional<u64> NVFlinger::OpenDisplay(std::string_view name) {
const auto itr =
std::find_if(displays.begin(), displays.end(),
[&](const VI::Display& display) { return display.GetName() == name; });
if (itr == displays.end()) {
return {};
}