зеркало из https://github.com/mozilla/gecko-dev.git
100 строки
2.7 KiB
C++
100 строки
2.7 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set sw=2 sts=2 ts=8 et tw=99 : */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef MOZILLA_LAYERS_RENDEREROGL_H
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#define MOZILLA_LAYERS_RENDEREROGL_H
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#include "mozilla/webrender/RenderThread.h"
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#include "mozilla/webrender/WebRenderTypes.h"
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#include "mozilla/webrender/webrender_ffi.h"
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namespace mozilla {
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namespace gfx {
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class DrawTarget;
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}
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namespace gl {
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class GLContext;
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}
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namespace layers {
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class CompositorBridgeParentBase;
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}
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namespace widget {
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class CompositorWidget;
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}
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namespace wr {
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class RenderTextureHost;
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/// Owns the WebRender renderer and GL context.
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///
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/// There is one renderer per window, all owned by the render thread.
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/// This class is a similar abstraction to CompositorOGL except that it is used
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/// on the render thread instead of the compositor thread.
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class RendererOGL
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{
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friend WrExternalImage LockExternalImage(void* aObj, WrExternalImageId aId, uint8_t aChannelIndex);
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friend void UnlockExternalImage(void* aObj, WrExternalImageId aId, uint8_t aChannelIndex);
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public:
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WrExternalImageHandler GetExternalImageHandler();
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/// This can be called on the render thread only.
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void Update();
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/// This can be called on the render thread only.
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bool Render();
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/// This can be called on the render thread only.
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bool RenderToTarget(gfx::DrawTarget& aTarget);
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/// This can be called on the render thread only.
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void SetProfilerEnabled(bool aEnabled);
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/// This can be called on the render thread only.
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~RendererOGL();
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/// This can be called on the render thread only.
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RendererOGL(RefPtr<RenderThread>&& aThread,
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RefPtr<gl::GLContext>&& aGL,
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RefPtr<widget::CompositorWidget>&&,
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wr::WindowId aWindowId,
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WrRenderer* aWrRenderer,
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layers::CompositorBridgeParentBase* aBridge);
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/// This can be called on the render thread only.
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void Pause();
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/// This can be called on the render thread only.
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bool Resume();
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layers::CompositorBridgeParentBase* GetCompositorBridge() { return mBridge; }
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WrRenderedEpochs* FlushRenderedEpochs();
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RenderTextureHost* GetRenderTexture(WrExternalImageId aExternalImageId);
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WrRenderer* GetWrRenderer() { return mWrRenderer; }
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protected:
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RefPtr<RenderThread> mThread;
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RefPtr<gl::GLContext> mGL;
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RefPtr<widget::CompositorWidget> mWidget;
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WrRenderer* mWrRenderer;
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layers::CompositorBridgeParentBase* mBridge;
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wr::WindowId mWindowId;
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};
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} // namespace wr
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} // namespace mozilla
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#endif
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