1 // 2 // Copyright 2012 The ANGLE Project Authors. All rights reserved. 3 // Use of this source code is governed by a BSD-style license that can be 4 // found in the LICENSE file. 5 // 6 7 // SwapChain11.h: Defines a back-end specific class for the D3D11 swap chain. 8 9 #ifndef LIBANGLE_RENDERER_D3D_D3D11_SWAPCHAIN11_H_ 10 #define LIBANGLE_RENDERER_D3D_D3D11_SWAPCHAIN11_H_ 11 12 #include "common/angleutils.h" 13 #include "libANGLE/renderer/d3d/SwapChainD3D.h" 14 #include "libANGLE/renderer/d3d/d3d11/RenderTarget11.h" 15 16 namespace rx 17 { 18 class Renderer11; 19 class NativeWindow11; 20 21 class SwapChain11 final : public SwapChainD3D 22 { 23 public: 24 SwapChain11(Renderer11 *renderer, 25 NativeWindow11 *nativeWindow, 26 HANDLE shareHandle, 27 IUnknown *d3dTexture, 28 GLenum backBufferFormat, 29 GLenum depthBufferFormat, 30 EGLint orientation, 31 EGLint samples); 32 ~SwapChain11() override; 33 34 EGLint resize(DisplayD3D *displayD3D, EGLint backbufferWidth, EGLint backbufferHeight) override; 35 EGLint reset(DisplayD3D *displayD3D, 36 EGLint backbufferWidth, 37 EGLint backbufferHeight, 38 EGLint swapInterval) override; 39 EGLint swapRect(DisplayD3D *displayD3D, 40 EGLint x, 41 EGLint y, 42 EGLint width, 43 EGLint height) override; 44 void recreate() override; 45 46 RenderTargetD3D *getColorRenderTarget() override; 47 RenderTargetD3D *getDepthStencilRenderTarget() override; 48 49 const TextureHelper11 &getOffscreenTexture(); 50 const d3d11::RenderTargetView &getRenderTarget(); 51 const d3d11::SharedSRV &getRenderTargetShaderResource(d3d::Context *context); 52 53 const TextureHelper11 &getDepthStencilTexture(); 54 const d3d11::DepthStencilView &getDepthStencil(); 55 const d3d11::SharedSRV &getDepthStencilShaderResource(); 56 getWidth()57 EGLint getWidth() const { return mWidth; } getHeight()58 EGLint getHeight() const { return mHeight; } 59 void *getKeyedMutex() override; getSamples()60 EGLint getSamples() const { return mEGLSamples; } 61 62 egl::Error getSyncValues(EGLuint64KHR *ust, EGLuint64KHR *msc, EGLuint64KHR *sbc) override; 63 64 private: 65 void release(); 66 angle::Result initPassThroughResources(DisplayD3D *displayD3D); 67 68 void releaseOffscreenColorBuffer(); 69 void releaseOffscreenDepthBuffer(); 70 EGLint resetOffscreenBuffers(DisplayD3D *displayD3D, int backbufferWidth, int backbufferHeight); 71 EGLint resetOffscreenColorBuffer(DisplayD3D *displayD3D, 72 int backbufferWidth, 73 int backbufferHeight); 74 EGLint resetOffscreenDepthBuffer(DisplayD3D *displayD3D, 75 int backbufferWidth, 76 int backbufferHeight); 77 78 DXGI_FORMAT getSwapChainNativeFormat() const; 79 80 EGLint copyOffscreenToBackbuffer(DisplayD3D *displayD3D, 81 EGLint x, 82 EGLint y, 83 EGLint width, 84 EGLint height); 85 EGLint present(DisplayD3D *displayD3D, EGLint x, EGLint y, EGLint width, EGLint height); 86 UINT getD3DSamples() const; 87 88 Renderer11 *mRenderer; 89 EGLint mWidth; 90 EGLint mHeight; 91 const EGLint mOrientation; 92 bool mAppCreatedShareHandle; 93 unsigned int mSwapInterval; 94 bool mPassThroughResourcesInit; 95 96 NativeWindow11 *mNativeWindow; // Handler for the Window that the surface is created for. 97 98 bool mFirstSwap; 99 IDXGISwapChain *mSwapChain; 100 IDXGISwapChain1 *mSwapChain1; 101 IDXGIKeyedMutex *mKeyedMutex; 102 103 TextureHelper11 mBackBufferTexture; 104 d3d11::RenderTargetView mBackBufferRTView; 105 d3d11::SharedSRV mBackBufferSRView; 106 107 const bool mNeedsOffscreenTexture; 108 TextureHelper11 mOffscreenTexture; 109 d3d11::RenderTargetView mOffscreenRTView; 110 d3d11::SharedSRV mOffscreenSRView; 111 bool mNeedsOffscreenTextureCopy; 112 TextureHelper11 mOffscreenTextureCopyForSRV; 113 114 TextureHelper11 mDepthStencilTexture; 115 d3d11::DepthStencilView mDepthStencilDSView; 116 d3d11::SharedSRV mDepthStencilSRView; 117 118 d3d11::Buffer mQuadVB; 119 d3d11::SamplerState mPassThroughSampler; 120 d3d11::InputLayout mPassThroughIL; 121 d3d11::VertexShader mPassThroughVS; 122 d3d11::PixelShader mPassThroughOrResolvePS; 123 d3d11::RasterizerState mPassThroughRS; 124 125 SurfaceRenderTarget11 mColorRenderTarget; 126 SurfaceRenderTarget11 mDepthStencilRenderTarget; 127 128 EGLint mEGLSamples; 129 LONGLONG mQPCFrequency; 130 }; 131 132 } // namespace rx 133 #endif // LIBANGLE_RENDERER_D3D_D3D11_SWAPCHAIN11_H_ 134