Files
kaizen/src/frontend/EmuThread.cpp

90 lines
2.7 KiB
C++

#include <Core.hpp>
#include <EmuThread.hpp>
#include <KaizenGui.hpp>
EmuThread::EmuThread(const std::shared_ptr<n64::Core> &core, double &fps, RenderWidget &renderWidget,
SettingsWindow &settings) noexcept :
renderWidget(renderWidget), core(core), settings(settings), fps(fps) {
thread = std::thread([&]() {
core->parallel.Init(renderWidget.wsiPlatform, renderWidget.windowInfo, core->cpu->GetMem().GetRDRAMPtr());
parallelRDPInitialized = true;
isRunning = true;
auto lastSample = std::chrono::high_resolution_clock::now();
auto avgFps = 16.667;
auto sampledFps = 0;
static bool oneSecondPassed = false;
fps = 1000.0 / avgFps;
while (!interruptionRequested) {
if(!started) {
core->parallel.UpdateScreen(core->cpu->GetMem().mmio.vi, false);
fps = -1.0;
continue;
}
if(started) {
started = false;
const auto startFrameTime = std::chrono::high_resolution_clock::now();
if (!core->pause) {
core->Run(settings.getVolumeL(), settings.getVolumeR());
}
if (core->render) {
core->parallel.UpdateScreen(core->cpu->GetMem().mmio.vi);
}
const auto endFrameTime = std::chrono::high_resolution_clock::now();
using namespace std::chrono_literals;
const auto frameTimeMs = std::chrono::duration<double>(endFrameTime - startFrameTime) / 1ms;
avgFps += frameTimeMs;
sampledFps++;
if (const auto elapsedSinceLastSample = std::chrono::duration<double>(endFrameTime - lastSample) / 1s;
elapsedSinceLastSample >= 1.0) {
if (!oneSecondPassed) {
oneSecondPassed = true;
continue;
}
lastSample = endFrameTime;
avgFps /= sampledFps;
sampledFps = 0;
fps = 1000.0 / avgFps;
}
}
}
SetRender(false);
Stop();
isRunning = false;
});
}
void EmuThread::start() noexcept { started = true; }
void EmuThread::TogglePause() const noexcept {
core->TogglePause();
Util::RPC::GetInstance().Update(core->pause ? Util::RPC::Paused : Util::RPC::GetInstance().GetState(),
core->cpu->GetMem().rom.gameNameDB,
core->cpu->GetMem().mmio.si.pif.movie.GetFilename());
}
void EmuThread::SetRender(const bool v) const noexcept { core->render = v; }
void EmuThread::Reset() const noexcept {
core->pause = true;
core->Stop();
core->LoadROM(core->rom);
core->pause = false;
}
void EmuThread::Stop() const noexcept {
Util::RPC::GetInstance().Update(Util::RPC::Idling);
core->rom = {};
core->pause = true;
core->Stop();
}