Source code

Revision control

Other Tools

/* -*- 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_WEBRENDERIMAGEHOST_H
#define MOZILLA_GFX_WEBRENDERIMAGEHOST_H
#include <unordered_map>
#include "CompositableHost.h" // for CompositableHost
#include "mozilla/layers/ImageComposite.h" // for ImageComposite
#include "mozilla/WeakPtr.h"
namespace mozilla {
namespace layers {
class AsyncImagePipelineManager;
class WebRenderBridgeParent;
class WebRenderBridgeParentRef;
/**
* ImageHost. Works with ImageClientSingle and ImageClientBuffered
*/
class WebRenderImageHost : public CompositableHost, public ImageComposite {
public:
explicit WebRenderImageHost(const TextureInfo& aTextureInfo);
virtual ~WebRenderImageHost();
CompositableType GetType() override { return mTextureInfo.mCompositableType; }
void Composite(Compositor* aCompositor, LayerComposite* aLayer,
EffectChain& aEffectChain, float aOpacity,
const gfx::Matrix4x4& aTransform,
const gfx::SamplingFilter aSamplingFilter,
const gfx::IntRect& aClipRect,
const nsIntRegion* aVisibleRegion = nullptr,
const Maybe<gfx::Polygon>& aGeometry = Nothing()) override;
void UseTextureHost(const nsTArray<TimedTexture>& aTextures) override;
void UseComponentAlphaTextures(TextureHost* aTextureOnBlack,
TextureHost* aTextureOnWhite) override;
void RemoveTextureHost(TextureHost* aTexture) override;
TextureHost* GetAsTextureHost(gfx::IntRect* aPictureRect = nullptr) override;
void Attach(Layer* aLayer, TextureSourceProvider* aProvider,
AttachFlags aFlags = NO_FLAGS) override;
void SetTextureSourceProvider(TextureSourceProvider* aProvider) override;
gfx::IntSize GetImageSize() override;
void PrintInfo(std::stringstream& aStream, const char* aPrefix) override;
void Dump(std::stringstream& aStream, const char* aPrefix = "",
bool aDumpHtml = false) override;
already_AddRefed<gfx::DataSourceSurface> GetAsSurface() override;
bool Lock() override;
void Unlock() override;
void CleanupResources() override;
uint32_t GetDroppedFrames() override { return GetDroppedFramesAndReset(); }
WebRenderImageHost* AsWebRenderImageHost() override { return this; }
TextureHost* GetAsTextureHostForComposite(
AsyncImagePipelineManager* aAsyncImageManager);
void SetWrBridge(const wr::PipelineId& aPipelineId,
WebRenderBridgeParent* aWrBridge);
void ClearWrBridge(const wr::PipelineId& aPipelineId,
WebRenderBridgeParent* aWrBridge);
TextureHost* GetCurrentTextureHost() { return mCurrentTextureHost; }
protected:
// ImageComposite
TimeStamp GetCompositionTime() const override;
CompositionOpportunityId GetCompositionOpportunityId() const override;
void AppendImageCompositeNotification(
const ImageCompositeNotificationInfo& aInfo) const override;
void SetCurrentTextureHost(TextureHost* aTexture);
std::unordered_map<uint64_t, RefPtr<WebRenderBridgeParentRef>> mWrBridges;
AsyncImagePipelineManager* mCurrentAsyncImageManager;
CompositableTextureHostRef mCurrentTextureHost;
};
} // namespace layers
} // namespace mozilla
#endif // MOZILLA_GFX_WEBRENDERIMAGEHOST_H