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Skip unnecessary glClear() on X11

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This commit is contained in:
Cameron Gutman 2025-12-29 16:50:15 -06:00
commit e89f63b8fb
1 changed files with 5 additions and 1 deletions
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6
app/streaming/video/ffmpeg-renderers/eglvid.cpp
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@ -803,7 +803,11 @@ void EGLRenderer::renderFrame(AVFrame* frame)
m_glEGLImageTargetTexture2DOES(GL_TEXTURE_EXTERNAL_OES, imgs[i]);
}
glClear(GL_COLOR_BUFFER_BIT);
// We already called glClear() after last frame's SDL_GL_SwapWindow()
// to synchronize with our fence if swap buffers is blocking
if (!m_BlockingSwapBuffers) {
glClear(GL_COLOR_BUFFER_BIT);
}
int drawableWidth, drawableHeight;
SDL_GL_GetDrawableSize(m_Window, &drawableWidth, &drawableHeight);