1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ 2 /* vim: set ts=8 sts=2 et sw=2 tw=80: */ 3 /* This Source Code Form is subject to the terms of the Mozilla Public 4 * License, v. 2.0. If a copy of the MPL was not distributed with this 5 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ 6 7 #ifndef GFX_D3DSURFACEIMAGE_H 8 #define GFX_D3DSURFACEIMAGE_H 9 10 #include "mozilla/RefPtr.h" 11 #include "ImageContainer.h" 12 #include "d3d9.h" 13 #include "mozilla/layers/TextureClientRecycleAllocator.h" 14 15 namespace mozilla { 16 namespace layers { 17 18 class TextureClient; 19 20 class D3D9RecycleAllocator : public TextureClientRecycleAllocator { 21 public: D3D9RecycleAllocator(KnowsCompositor * aAllocator,IDirect3DDevice9 * aDevice)22 D3D9RecycleAllocator(KnowsCompositor* aAllocator, IDirect3DDevice9* aDevice) 23 : TextureClientRecycleAllocator(aAllocator), mDevice(aDevice) {} 24 25 already_AddRefed<TextureClient> CreateOrRecycleClient( 26 gfx::SurfaceFormat aFormat, const gfx::IntSize& aSize); 27 28 protected: 29 already_AddRefed<TextureClient> Allocate( 30 gfx::SurfaceFormat aFormat, gfx::IntSize aSize, BackendSelector aSelector, 31 TextureFlags aTextureFlags, TextureAllocationFlags aAllocFlags) override; 32 33 RefPtr<IDirect3DDevice9> mDevice; 34 }; 35 36 /** 37 * Wraps a D3D9 texture, shared with the compositor though DXGI. 38 * At the moment it is only used with D3D11 compositing, and the corresponding 39 * TextureHost is DXGITextureHostD3D11. 40 */ 41 class DXGID3D9TextureData : public TextureData { 42 public: 43 static DXGID3D9TextureData* Create(gfx::IntSize aSize, 44 gfx::SurfaceFormat aFormat, 45 TextureFlags aFlags, 46 IDirect3DDevice9* aDevice); 47 48 virtual ~DXGID3D9TextureData(); 49 50 void FillInfo(TextureData::Info& aInfo) const override; 51 Lock(OpenMode)52 bool Lock(OpenMode) override { return true; } 53 Unlock()54 void Unlock() override {} 55 56 bool Serialize(SurfaceDescriptor& aOutDescriptor) override; 57 Deallocate(LayersIPCChannel * aAllocator)58 void Deallocate(LayersIPCChannel* aAllocator) override {} 59 GetD3D9Device()60 IDirect3DDevice9* GetD3D9Device() { return mDevice; } GetD3D9Texture()61 IDirect3DTexture9* GetD3D9Texture() { return mTexture; } GetShareHandle()62 HANDLE GetShareHandle() const { return mHandle; } 63 already_AddRefed<IDirect3DSurface9> GetD3D9Surface() const; 64 GetDesc()65 const D3DSURFACE_DESC& GetDesc() const { return mDesc; } 66 GetSize()67 gfx::IntSize GetSize() const { 68 return gfx::IntSize(mDesc.Width, mDesc.Height); 69 } 70 71 protected: 72 DXGID3D9TextureData(gfx::SurfaceFormat aFormat, IDirect3DTexture9* aTexture, 73 HANDLE aHandle, IDirect3DDevice9* aDevice); 74 75 RefPtr<IDirect3DDevice9> mDevice; 76 RefPtr<IDirect3DTexture9> mTexture; 77 gfx::SurfaceFormat mFormat; 78 HANDLE mHandle; 79 D3DSURFACE_DESC mDesc; 80 }; 81 82 // Image class that wraps a IDirect3DSurface9. This class copies the image 83 // passed into SetData(), so that it can be accessed from other D3D devices. 84 // This class also manages the synchronization of the copy, to ensure the 85 // resource is ready to use. 86 class D3D9SurfaceImage : public Image { 87 public: 88 D3D9SurfaceImage(); 89 virtual ~D3D9SurfaceImage(); 90 91 HRESULT AllocateAndCopy(D3D9RecycleAllocator* aAllocator, 92 IDirect3DSurface9* aSurface, 93 const gfx::IntRect& aRegion); 94 95 // Returns the description of the shared surface. 96 gfx::IntSize GetSize() const override; 97 98 already_AddRefed<gfx::SourceSurface> GetAsSourceSurface() override; 99 100 TextureClient* GetTextureClient(KnowsCompositor* aKnowsCompositor) override; 101 102 already_AddRefed<IDirect3DSurface9> GetD3D9Surface() const; 103 104 HANDLE GetShareHandle() const; 105 IsValid()106 bool IsValid() const override { return mValid; } 107 Invalidate()108 void Invalidate() { mValid = false; } 109 110 private: 111 gfx::IntSize mSize; 112 RefPtr<TextureClient> mTextureClient; 113 RefPtr<IDirect3DTexture9> mTexture; 114 HANDLE mShareHandle; 115 D3DSURFACE_DESC mDesc; 116 bool mValid; 117 }; 118 119 } // namespace layers 120 } // namespace mozilla 121 122 #endif // GFX_D3DSURFACEIMAGE_H 123