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config: Add vblank divider option

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This commit is contained in:
IndecisiveTurtle 2024-07-18 22:34:47 +03:00
parent fb325e33bd
commit 6d86c6f9bf
3 changed files with 11 additions and 1 deletions
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7
src/common/config.cpp
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@ -22,6 +22,7 @@ static bool isShowSplash = false;
static bool isNullGpu = false;
static bool shouldDumpShaders = false;
static bool shouldDumpPM4 = false;
static u32 vblankDivider = 1;
static bool vkValidation = false;
static bool vkValidationSync = false;
// Gui
@ -94,6 +95,10 @@ bool dumpPM4() {
return shouldDumpPM4;
}
u32 vblankDiv() {
return vblankDivider;
}
bool vkValidationEnabled() {
return vkValidation;
}
@ -237,6 +242,7 @@ void load(const std::filesystem::path& path) {
isNullGpu = toml::find_or<toml::boolean>(gpu, "nullGpu", false);
shouldDumpShaders = toml::find_or<toml::boolean>(gpu, "dumpShaders", false);
shouldDumpPM4 = toml::find_or<toml::boolean>(gpu, "dumpPM4", false);
vblankDivider = toml::find_or<toml::integer>(gpu, "vblankDivider", 1);
}
}
if (data.contains("Vulkan")) {
@ -318,6 +324,7 @@ void save(const std::filesystem::path& path) {
data["GPU"]["nullGpu"] = isNullGpu;
data["GPU"]["dumpShaders"] = shouldDumpShaders;
data["GPU"]["dumpPM4"] = shouldDumpPM4;
data["GPU"]["vblankDivider"] = vblankDivider;
data["Vulkan"]["validation"] = vkValidation;
data["Vulkan"]["validation_sync"] = vkValidationSync;
data["Debug"]["DebugDump"] = isDebugDump;

1
src/common/config.h
View file

@ -26,6 +26,7 @@ bool showSplash();
bool nullGpu();
bool dumpShaders();
bool dumpPM4();
u32 vblankDiv();
bool vkValidationEnabled();
bool vkValidationSyncEnabled();

4
src/core/libraries/videoout/driver.cpp
View file

@ -3,6 +3,7 @@
#include <pthread.h>
#include "common/assert.h"
#include "common/config.h"
#include "common/debug.h"
#include "common/thread.h"
#include "core/libraries/error_codes.h"
@ -269,10 +270,11 @@ void VideoOutDriver::PresentThread(std::stop_token token) {
return {};
};
auto vblank_period = VblankPeriod / Config::vblankDiv();
auto delay = std::chrono::microseconds{0};
while (!token.stop_requested()) {
// Sleep for most of the vblank duration.
std::this_thread::sleep_for(VblankPeriod - delay);
std::this_thread::sleep_for(vblank_period - delay);
// Check if it's time to take a request.
auto& vblank_status = main_port.vblank_status;