diff options
Diffstat (limited to 'opengl/libagl/egl.cpp')
| -rw-r--r-- | opengl/libagl/egl.cpp | 30 |
1 files changed, 20 insertions, 10 deletions
diff --git a/opengl/libagl/egl.cpp b/opengl/libagl/egl.cpp index c31aebf..172ef95 100644 --- a/opengl/libagl/egl.cpp +++ b/opengl/libagl/egl.cpp @@ -31,6 +31,7 @@ #include <utils/threads.h> #include <ui/ANativeObjectBase.h> +#include <ui/Fence.h> #include <EGL/egl.h> #include <EGL/eglext.h> @@ -372,7 +373,16 @@ EGLBoolean egl_window_surface_v2_t::connect() GRALLOC_USAGE_SW_READ_OFTEN | GRALLOC_USAGE_SW_WRITE_OFTEN); // dequeue a buffer - if (nativeWindow->dequeueBuffer(nativeWindow, &buffer) != NO_ERROR) { + int fenceFd = -1; + if (nativeWindow->dequeueBuffer(nativeWindow, &buffer, + &fenceFd) != NO_ERROR) { + return setError(EGL_BAD_ALLOC, EGL_FALSE); + } + + // wait for the buffer + sp<Fence> fence(new Fence(fenceFd)); + if (fence->wait(Fence::TIMEOUT_NEVER) != NO_ERROR) { + nativeWindow->cancelBuffer(nativeWindow, buffer, fenceFd); return setError(EGL_BAD_ALLOC, EGL_FALSE); } @@ -392,8 +402,6 @@ EGLBoolean egl_window_surface_v2_t::connect() // keep a reference on the buffer buffer->common.incRef(&buffer->common); - // Lock the buffer - nativeWindow->lockBuffer(nativeWindow, buffer); // pin the buffer down if (lock(buffer, GRALLOC_USAGE_SW_READ_OFTEN | GRALLOC_USAGE_SW_WRITE_OFTEN, &bits) != NO_ERROR) { @@ -412,7 +420,7 @@ void egl_window_surface_v2_t::disconnect() unlock(buffer); } // enqueue the last frame - nativeWindow->queueBuffer(nativeWindow, buffer); + nativeWindow->queueBuffer(nativeWindow, buffer, -1); if (buffer) { buffer->common.decRef(&buffer->common); buffer = 0; @@ -517,15 +525,17 @@ EGLBoolean egl_window_surface_v2_t::swapBuffers() unlock(buffer); previousBuffer = buffer; - nativeWindow->queueBuffer(nativeWindow, buffer); + nativeWindow->queueBuffer(nativeWindow, buffer, -1); buffer = 0; // dequeue a new buffer - if (nativeWindow->dequeueBuffer(nativeWindow, &buffer) == NO_ERROR) { - - // TODO: lockBuffer should rather be executed when the very first - // direct rendering occurs. - nativeWindow->lockBuffer(nativeWindow, buffer); + int fenceFd = -1; + if (nativeWindow->dequeueBuffer(nativeWindow, &buffer, &fenceFd) == NO_ERROR) { + sp<Fence> fence(new Fence(fenceFd)); + if (fence->wait(Fence::TIMEOUT_NEVER)) { + nativeWindow->cancelBuffer(nativeWindow, buffer, fenceFd); + return setError(EGL_BAD_ALLOC, EGL_FALSE); + } // reallocate the depth-buffer if needed if ((width != buffer->width) || (height != buffer->height)) { |