Android/frameworks_base
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Merge "Optimize layer clears."

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This commit is contained in:
Romain Guy
2010-10-12 18:44:18 -07:00
committed by Android (Google) Code Review
parent 2fd0c94a11 eb07af6873
commit 63eadbce77
1 changed files with 3 additions and 4 deletions
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7
libs/hwui/OpenGLRenderer.cpp
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@@ -425,8 +425,6 @@ bool OpenGLRenderer::createLayer(sp<Snapshot> snapshot, float left, float top,
snapshot->flags |= Snapshot::kFlagDirtyOrtho;
snapshot->orthoMatrix.load(mOrthoMatrix);
setScissorFromClip();
// Bind texture to FBO
glBindFramebuffer(GL_FRAMEBUFFER, layer->fbo);
glBindTexture(GL_TEXTURE_2D, layer->texture);
@@ -457,10 +455,11 @@ bool OpenGLRenderer::createLayer(sp<Snapshot> snapshot, float left, float top,
#endif
// Clear the FBO
glDisable(GL_SCISSOR_TEST);
glScissor(0.0f, 0.0f, bounds.getWidth(), bounds.getHeight());
glClearColor(0.0f, 0.0f, 0.0f, 0.0f);
glClear(GL_COLOR_BUFFER_BIT);
glEnable(GL_SCISSOR_TEST);
setScissorFromClip();
// Change the ortho projection
glViewport(0, 0, bounds.getWidth(), bounds.getHeight());