Fix garbage showing up beneath dialogs
bug:17463894
Fixes the setViewport method to immediately affect the return values
of getViewportWidth/Height methods.
Also works around tiling extension issues observed on first frame
after window resize by disabling tiling for that frame.
Change-Id: Ie172d572d20d74a1be9cc58ad389af2cffa0e4b6
diff --git a/libs/hwui/OpenGLRenderer.cpp b/libs/hwui/OpenGLRenderer.cpp
index 25ea729..ce1d09f 100755
--- a/libs/hwui/OpenGLRenderer.cpp
+++ b/libs/hwui/OpenGLRenderer.cpp
@@ -134,6 +134,8 @@
, mExtensions(Extensions::getInstance())
, mRenderState(renderState)
, mScissorOptimizationDisabled(false)
+ , mSuppressTiling(false)
+ , mFirstFrameAfterResize(true)
, mCountOverdraw(false)
, mLightCenter((Vector3){FLT_MIN, FLT_MIN, FLT_MIN})
, mLightRadius(FLT_MIN)
@@ -179,6 +181,7 @@
glClearColor(0.0f, 0.0f, 0.0f, 0.0f);
glEnableVertexAttribArray(Program::kBindingPosition);
+ mFirstFrameAfterResize = true;
}
void OpenGLRenderer::setupFrameState(float left, float top,
@@ -202,7 +205,9 @@
// Functors break the tiling extension in pretty spectacular ways
// This ensures we don't use tiling when a functor is going to be
// invoked during the frame
- mSuppressTiling = mCaches.hasRegisteredFunctors();
+ mSuppressTiling = mCaches.hasRegisteredFunctors()
+ || mFirstFrameAfterResize;
+ mFirstFrameAfterResize = false;
startTilingCurrentClip(true);