yuzu/src/video_core/shader_notify.cpp

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// Copyright 2020 yuzu Emulator Project
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#include <atomic>
#include <chrono>
#include <optional>
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#include "video_core/shader_notify.h"
using namespace std::chrono_literals;
namespace VideoCore {
const auto TIME_TO_STOP_REPORTING = 2s;
int ShaderNotify::ShadersBuilding() noexcept {
const int now_complete = num_complete.load(std::memory_order::relaxed);
const int now_building = num_building.load(std::memory_order::relaxed);
if (now_complete == now_building) {
const auto now = std::chrono::steady_clock::now();
if (completed && num_complete == num_when_completed) {
if (now - complete_time > TIME_TO_STOP_REPORTING) {
report_base = now_complete;
completed = false;
}
} else {
completed = true;
num_when_completed = num_complete;
complete_time = now;
}
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}
return now_building - report_base;
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}
} // namespace VideoCore