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fix: Undefined behaviour in frame wait time calculation

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This commit is contained in:
WerWolv 2022-08-15 22:21:53 +02:00
parent 6b62a1963e
commit 29adeae6a3
1 changed files with 5 additions and 2 deletions
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7
main/source/window/window.cpp
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@ -202,8 +202,11 @@ namespace hex {
this->frameEnd(); this->frameEnd();
const auto targetFps = ImHexApi::System::getTargetFPS(); const auto targetFps = ImHexApi::System::getTargetFPS();
if (targetFps <= 200) if (targetFps <= 200) {
std::this_thread::sleep_for(std::chrono::milliseconds(u64((this->m_lastFrameTime + 1 / targetFps - glfwGetTime()) * 1000))); auto leftoverFrameTime = i64((this->m_lastFrameTime + 1 / targetFps - glfwGetTime()) * 1000);
if (leftoverFrameTime > 0)
std::this_thread::sleep_for(std::chrono::milliseconds(leftoverFrameTime));
}
this->m_lastFrameTime = glfwGetTime(); this->m_lastFrameTime = glfwGetTime();