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renderer: add canSkipBackBufferClear

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This commit is contained in:
vaxerski 2023-07-20 14:11:05 +02:00
parent 547305c7ed
commit 948855a984
2 changed files with 23 additions and 4 deletions
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18
src/render/Renderer.cpp
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@ -995,10 +995,12 @@ void CHyprRenderer::renderMonitor(CMonitor* pMonitor) {
EMIT_HOOK_EVENT("render", RENDER_POST_MIRROR);
} else {
g_pHyprOpenGL->blend(false);
if (!canSkipBackBufferClear(pMonitor)) {
if (*PRENDERTEX /* inverted cfg flag */)
g_pHyprOpenGL->clear(CColor(17.0 / 255.0, 17.0 / 255.0, 17.0 / 255.0, 1.0));
else
g_pHyprOpenGL->clearWithTex(); // will apply the hypr "wallpaper"
}
g_pHyprOpenGL->blend(true);
wlr_box renderBox = {0, 0, (int)pMonitor->vecPixelSize.x, (int)pMonitor->vecPixelSize.y};
@ -2000,3 +2002,19 @@ void CHyprRenderer::setOccludedForBackLayers(CRegion& region, CWorkspace* pWorks
region.subtract(rg);
}
bool CHyprRenderer::canSkipBackBufferClear(CMonitor* pMonitor) {
for (auto& ls : pMonitor->m_aLayerSurfaceLayers[ZWLR_LAYER_SHELL_V1_LAYER_BACKGROUND]) {
if (!ls->layerSurface)
continue;
if (!ls->layerSurface->surface->opaque || !(ls->alpha.fl() >= 1.f))
continue;
if (ls->geometry.x == pMonitor->vecPosition.x && ls->geometry.y == pMonitor->vecPosition.y && ls->geometry.width == pMonitor->vecSize.x &&
ls->geometry.height == pMonitor->vecSize.y)
return true;
}
return false;
}

1
src/render/Renderer.hpp
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@ -52,6 +52,7 @@ class CHyprRenderer {
std::tuple<float, float, float> getRenderTimes(CMonitor* pMonitor); // avg max min
void renderLockscreen(CMonitor* pMonitor, timespec* now);
void setOccludedForBackLayers(CRegion& region, CWorkspace* pWorkspace);
bool canSkipBackBufferClear(CMonitor* pMonitor);
bool m_bWindowRequestedCursorHide = false;
bool m_bBlockSurfaceFeedback = false;