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[317580] fix issue where the screen wouldn't be rotated properly in bypass mode

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In some situations, the screen transformation would not be
applied while in bypass mode.

Change-Id: I3d6dd52e4c12b11aae97b54bf8e2322536eee37f
This commit is contained in:
Mathias Agopian 2010-12-07 21:00:25 -08:00
parent db13e364f9
commit e24cc7a38d
3 changed files with 19 additions and 1 deletions
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12
services/surfaceflinger/Layer.cpp
View File

@ -466,6 +466,18 @@ bool Layer::setBypass(bool enable)
return true;
}
void Layer::updateBuffersOrientation()
{
sp<GraphicBuffer> buffer(getBypassBuffer());
if (buffer != NULL && mOrientation != buffer->transform) {
ClientRef::Access sharedClient(mUserClientRef);
SharedBufferServer* lcblk(sharedClient.get());
if (lcblk) { // all buffers need reallocation
lcblk->reallocateAll();
}
}
}
uint32_t Layer::doTransaction(uint32_t flags)
{
const Layer::State& front(drawingState());

2
services/surfaceflinger/Layer.h
View File

@ -83,6 +83,8 @@ public:
virtual void onRemoved();
virtual bool setBypass(bool enable);
void updateBuffersOrientation();
inline sp<GraphicBuffer> getBypassBuffer() const {
return mBufferManager.getActiveBuffer(); }

6
services/surfaceflinger/SurfaceFlinger.cpp
View File

@ -725,8 +725,12 @@ void SurfaceFlinger::setBypassLayer(const sp<LayerBase>& layer)
{
// if this layer is already the bypass layer, do nothing
sp<Layer> cur(mBypassLayer.promote());
if (mBypassLayer == layer)
if (mBypassLayer == layer) {
if (cur != NULL) {
cur->updateBuffersOrientation();
}
return;
}
// clear the current bypass layer
mBypassLayer.clear();