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am 135e5899: save/restore viewport properly when taking screenshot

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* commit '135e5899f70a67e62baaf6dbec7ba2ce611ca16a':
  save/restore viewport properly when taking screenshot
This commit is contained in:
Mathias Agopian 2012-10-01 10:16:47 -07:00 committed by Android Git Automerger
commit f8e5c37bc5
2 changed files with 4 additions and 1 deletions
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1
services/surfaceflinger/DisplayDevice.cpp
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@ -273,6 +273,7 @@ void DisplayDevice::setViewportAndProjection(const sp<const DisplayDevice>& hw)
glLoadIdentity();
// put the origin in the left-bottom corner
glOrthof(0, w, 0, h, 0, 1); // l=0, r=w ; b=0, t=h
glMatrixMode(GL_MODELVIEW);
}
// ----------------------------------------------------------------------------

4
services/surfaceflinger/SurfaceFlinger.cpp
View File

@ -2597,6 +2597,8 @@ status_t SurfaceFlinger::captureScreenImplLocked(const sp<IBinder>& display,
if (status == GL_FRAMEBUFFER_COMPLETE_OES) {
// invert everything, b/c glReadPixel() below will invert the FB
GLint viewport[4];
glGetIntegerv(GL_VIEWPORT, viewport);
glViewport(0, 0, sw, sh);
glMatrixMode(GL_PROJECTION);
glPushMatrix();
@ -2645,7 +2647,7 @@ status_t SurfaceFlinger::captureScreenImplLocked(const sp<IBinder>& display,
result = NO_MEMORY;
}
}
glViewport(0, 0, hw_w, hw_h);
glViewport(viewport[0], viewport[1], viewport[2], viewport[3]);
glMatrixMode(GL_PROJECTION);
glPopMatrix();
glMatrixMode(GL_MODELVIEW);