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Merge "fix an orientation change drawing artifact."

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Mathias Agopian 2011-08-12 17:13:01 -07:00 committed by Android (Google) Code Review
commit d5f6a19e72
1 changed files with 2 additions and 3 deletions
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services/surfaceflinger/Layer.cpp
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@ -191,14 +191,13 @@ void Layer::setGeometry(hwc_layer_t* hwcl)
* 1) buffer orientation/flip/mirror * 1) buffer orientation/flip/mirror
* 2) state transformation (window manager) * 2) state transformation (window manager)
* 3) layer orientation (screen orientation) * 3) layer orientation (screen orientation)
* mOrientation is already the composition of (2) and (3)
* (NOTE: the matrices are multiplied in reverse order) * (NOTE: the matrices are multiplied in reverse order)
*/ */
const Transform bufferOrientation(mCurrentTransform); const Transform bufferOrientation(mCurrentTransform);
const Transform& stateTransform(s.transform);
const Transform layerOrientation(mOrientation); const Transform layerOrientation(mOrientation);
const Transform tr(layerOrientation * bufferOrientation);
const Transform tr(layerOrientation * stateTransform * bufferOrientation);
// this gives us only the "orientation" component of the transform // this gives us only the "orientation" component of the transform
const uint32_t finalTransform = tr.getOrientation(); const uint32_t finalTransform = tr.getOrientation();