Fix wrong surfaceRequiresRedraw check
We only need to redraw if the size /changed/ not
if it was the same. Also fix damageId to not use
frameNumber as repeated redraws of the same frame
would toggle.
Bug: 143711430
Test: systrace
Change-Id: I8ac4629c9ff4fd51de33d1be7aa46ccc995ba342
diff --git a/libs/hwui/renderthread/CanvasContext.cpp b/libs/hwui/renderthread/CanvasContext.cpp
index e5c502c..4ca26c2 100644
--- a/libs/hwui/renderthread/CanvasContext.cpp
+++ b/libs/hwui/renderthread/CanvasContext.cpp
@@ -303,6 +303,7 @@
info.damageAccumulator = &mDamageAccumulator;
info.layerUpdateQueue = &mLayerUpdateQueue;
+ info.damageGenerationId = mDamageId++;
info.out.canDrawThisFrame = true;
mAnimationContext->startFrame(info.mode);
@@ -702,7 +703,7 @@
surface->query(NATIVE_WINDOW_WIDTH, &width);
surface->query(NATIVE_WINDOW_HEIGHT, &height);
- return width == mLastFrameWidth && height == mLastFrameHeight;
+ return width != mLastFrameWidth || height != mLastFrameHeight;
}
void CanvasContext::setRenderAheadDepth(int renderAhead) {
diff --git a/libs/hwui/renderthread/CanvasContext.h b/libs/hwui/renderthread/CanvasContext.h
index 6e3e43a..b192d46 100644
--- a/libs/hwui/renderthread/CanvasContext.h
+++ b/libs/hwui/renderthread/CanvasContext.h
@@ -245,6 +245,7 @@
// Need at least 4 because we do quad buffer. Add a 5th for good measure.
RingBuffer<SwapHistory, 5> mSwapHistory;
int64_t mFrameNumber = -1;
+ int64_t mDamageId = 0;
// last vsync for a dropped frame due to stuffed queue
nsecs_t mLastDropVsync = 0;