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Merge changes I47cd25c9,I7638ffe8 into jb-mr1-dev

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* changes:
  don't call eglMakeCurrent() before calling HWC commit() on HWC 1.1
  handle EGL errors
This commit is contained in:
Mathias Agopian 2012-09-24 18:31:48 -07:00 committed by Android (Google) Code Review
commit 13de369980
2 changed files with 17 additions and 7 deletions
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13
services/surfaceflinger/DisplayDevice.cpp
View File

@ -205,27 +205,34 @@ void DisplayDevice::flip(const Region& dirty) const
}
void DisplayDevice::swapBuffers(HWComposer& hwc) const {
EGLBoolean success = EGL_TRUE;
if (hwc.initCheck() != NO_ERROR) {
// no HWC, we call eglSwapBuffers()
eglSwapBuffers(mDisplay, mSurface);
success = eglSwapBuffers(mDisplay, mSurface);
} else {
// We have a valid HWC, but not all displays can use it, in particular
// the virtual displays are on their own.
// TODO: HWC 1.2 will allow virtual displays
if (mType >= DisplayDevice::DISPLAY_VIRTUAL) {
// always call eglSwapBuffers() for virtual displays
eglSwapBuffers(mDisplay, mSurface);
success = eglSwapBuffers(mDisplay, mSurface);
} else if (hwc.supportsFramebufferTarget()) {
// as of hwc 1.1 we always call eglSwapBuffers if we have some
// GLES layers
if (hwc.hasGlesComposition(mType)) {
eglSwapBuffers(mDisplay, mSurface);
success = eglSwapBuffers(mDisplay, mSurface);
}
} else {
// HWC doesn't have the framebuffer target, we don't call
// eglSwapBuffers(), since this is handled by HWComposer::commit().
}
}
// TODO: we should at least handle EGL_CONTEXT_LOST, by recreating the
// context and resetting our state.
LOG_ALWAYS_FATAL_IF(!success,
"eglSwapBuffers(%p, %p) failed with 0x%8x",
mDisplay, mSurface, eglGetError());
}
void DisplayDevice::onSwapBuffersCompleted(HWComposer& hwc) const {

7
services/surfaceflinger/SurfaceFlinger.cpp
View File

@ -927,10 +927,13 @@ void SurfaceFlinger::postFramebuffer()
HWComposer& hwc(getHwComposer());
if (hwc.initCheck() == NO_ERROR) {
// FIXME: EGL spec says:
if (!hwc.supportsFramebufferTarget()) {
// EGL spec says:
// "surface must be bound to the calling thread's current context,
// for the current rendering API."
DisplayDevice::makeCurrent(mEGLDisplay, getDefaultDisplayDevice(), mEGLContext);
DisplayDevice::makeCurrent(mEGLDisplay,
getDefaultDisplayDevice(), mEGLContext);
}
hwc.commit();
}