/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#ifndef MOZILLA_GFX_RENDERCOMPOSITOR_EGL_H
#define MOZILLA_GFX_RENDERCOMPOSITOR_EGL_H
#include "GLTypes.h"
#include "mozilla/webrender/RenderCompositor.h"
namespace mozilla {
namespace wr {
class RenderCompositorEGL :
public RenderCompositor {
public:
static UniquePtr<RenderCompositor> Create(
const RefPtr<widget::CompositorWidget>& aWidget, nsACString& aError);
explicit RenderCompositorEGL(
const RefPtr<widget::CompositorWidget>& aWidget,
RefPtr<gl::GLContext>&& aGL);
virtual ~RenderCompositorEGL();
bool BeginFrame() override;
RenderedFrameId EndFrame(
const nsTArray<DeviceIntRect>& aDirtyRects) final;
void Pause() override;
bool Resume() override;
bool IsPaused() override;
gl::GLContext* gl()
const override {
return mGL; }
bool MakeCurrent() override;
bool UseANGLE()
const override {
return false; }
LayoutDeviceIntSize GetBufferSize() override;
// Interface for partial present
bool UsePartialPresent() override;
bool RequestFullRender() override;
uint32_t GetMaxPartialPresentRects() override;
bool ShouldDrawPreviousPartialPresentRegions() override;
size_t GetBufferAge()
const override;
void SetBufferDamageRegion(
const wr::DeviceIntRect* aRects,
size_t aNumRects) override;
ipc::FileDescriptor GetAndResetReleaseFence() override;
protected:
EGLSurface CreateEGLSurface();
void DestroyEGLSurface();
RefPtr<gl::GLContext> mGL;
EGLSurface mEGLSurface;
// Whether we are in the process of handling a NEW_SURFACE error. On Android
// this is used to allow the widget an opportunity to recover from the first
// instance, before raising a WebRenderError on subsequent occurences.
bool mHandlingNewSurfaceError =
false;
// FileDescriptor of release fence.
// Release fence is a fence that is used for waiting until usage/composite of
// AHardwareBuffer is ended. The fence is delivered to client side via
// ImageBridge. It is used only on android.
ipc::FileDescriptor mReleaseFenceFd;
};
}
// namespace wr
}
// namespace mozilla
#endif // MOZILLA_GFX_RENDERCOMPOSITOR_EGL_H
