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only set mRendered to true when a frame was actually rendered

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This commit is contained in:
Nick Fisher
2025-05-09 11:23:13 +08:00
parent 4a5a1d0157
commit ebab1f528d
1 changed files with 16 additions and 15 deletions
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29
thermion_dart/native/src/rendering/RenderThread.cpp
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@@ -115,23 +115,24 @@ void RenderThread::iter()
{ {
if (mRender && !mRendered) if (mRender && !mRendered)
{ {
mRenderTicker->render(0); if(mRenderTicker->render(0)) {
mRender = false; mRender = false;
mRendered = true; mRendered = true;
// Calculate and print FPS // Calculate and print FPS
auto currentTime = std::chrono::high_resolution_clock::now(); auto currentTime = std::chrono::high_resolution_clock::now();
float deltaTime = std::chrono::duration<float, std::chrono::seconds::period>(currentTime - _lastFrameTime).count(); float deltaTime = std::chrono::duration<float, std::chrono::seconds::period>(currentTime - _lastFrameTime).count();
_lastFrameTime = currentTime; _lastFrameTime = currentTime;
_frameCount++; _frameCount++;
_accumulatedTime += deltaTime; _accumulatedTime += deltaTime;
if (_accumulatedTime >= 1.0f) // Update FPS every second if (_accumulatedTime >= 1.0f) // Update FPS every second
{ {
_fps = _frameCount / _accumulatedTime; _fps = _frameCount / _accumulatedTime;
_frameCount = 0; _frameCount = 0;
_accumulatedTime = 0.0f; _accumulatedTime = 0.0f;
}
} }
} }