Merge "ASurfaceControl: fix surface damage" into qt-dev

This commit is contained in:
TreeHugger Robot
2019-04-23 23:57:19 +00:00
committed by Android (Google) Code Review

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@@ -411,7 +411,15 @@ void ASurfaceTransaction_setDamageRegion(ASurfaceTransaction* aSurfaceTransactio
Region region;
for (uint32_t i = 0; i < count; ++i) {
region.merge(static_cast<const Rect&>(rects[i]));
region.orSelf(static_cast<const Rect&>(rects[i]));
}
// Hardware composer interprets a DamageRegion with a single Rect of {0,0,0,0} to be an
// undamaged region and {0,0,-1,-1} to be a fully damaged buffer. This is a confusing
// distinction for a public api. Instead, default both cases to be a fully damaged buffer.
if (count == 1 && region.getBounds().isEmpty()) {
transaction->setSurfaceDamageRegion(surfaceControl, Region::INVALID_REGION);
return;
}
transaction->setSurfaceDamageRegion(surfaceControl, region);