1 files changed, 134 insertions, 0 deletions
diff --git a/gfx/angle/checkout/src/libANGLE/renderer/d3d/d3d11/SwapChain11.h b/gfx/angle/checkout/src/libANGLE/renderer/d3d/d3d11/SwapChain11.h
new file mode 100644
index 0000000000..2d7f0a00ee
--- /dev/null
+++ b/gfx/angle/checkout/src/libANGLE/renderer/d3d/d3d11/SwapChain11.h
@@ -0,0 +1,134 @@
+//
+// Copyright 2012 The ANGLE Project Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+//
+
+// SwapChain11.h: Defines a back-end specific class for the D3D11 swap chain.
+
+#ifndef LIBANGLE_RENDERER_D3D_D3D11_SWAPCHAIN11_H_
+#define LIBANGLE_RENDERER_D3D_D3D11_SWAPCHAIN11_H_
+
+#include "common/angleutils.h"
+#include "libANGLE/renderer/d3d/SwapChainD3D.h"
+#include "libANGLE/renderer/d3d/d3d11/RenderTarget11.h"
+
+namespace rx
+{
+class Renderer11;
+class NativeWindow11;
+
+class SwapChain11 final : public SwapChainD3D
+{
+  public:
+    SwapChain11(Renderer11 *renderer,
+                NativeWindow11 *nativeWindow,
+                HANDLE shareHandle,
+                IUnknown *d3dTexture,
+                GLenum backBufferFormat,
+                GLenum depthBufferFormat,
+                EGLint orientation,
+                EGLint samples);
+    ~SwapChain11() override;
+
+    EGLint resize(DisplayD3D *displayD3D, EGLint backbufferWidth, EGLint backbufferHeight) override;
+    EGLint reset(DisplayD3D *displayD3D,
+                 EGLint backbufferWidth,
+                 EGLint backbufferHeight,
+                 EGLint swapInterval) override;
+    EGLint swapRect(DisplayD3D *displayD3D,
+                    EGLint x,
+                    EGLint y,
+                    EGLint width,
+                    EGLint height) override;
+    void recreate() override;
+
+    RenderTargetD3D *getColorRenderTarget() override;
+    RenderTargetD3D *getDepthStencilRenderTarget() override;
+
+    const TextureHelper11 &getOffscreenTexture();
+    const d3d11::RenderTargetView &getRenderTarget();
+    angle::Result getRenderTargetShaderResource(d3d::Context *context,
+                                                const d3d11::SharedSRV **outSRV);
+
+    const TextureHelper11 &getDepthStencilTexture();
+    const d3d11::DepthStencilView &getDepthStencil();
+    const d3d11::SharedSRV &getDepthStencilShaderResource();
+
+    EGLint getWidth() const { return mWidth; }
+    EGLint getHeight() const { return mHeight; }
+    void *getKeyedMutex() override;
+    EGLint getSamples() const { return mEGLSamples; }
+
+    egl::Error getSyncValues(EGLuint64KHR *ust, EGLuint64KHR *msc, EGLuint64KHR *sbc) override;
+
+  private:
+    void release();
+    angle::Result initPassThroughResources(DisplayD3D *displayD3D);
+
+    void releaseOffscreenColorBuffer();
+    void releaseOffscreenDepthBuffer();
+    EGLint resetOffscreenBuffers(DisplayD3D *displayD3D, int backbufferWidth, int backbufferHeight);
+    EGLint resetOffscreenColorBuffer(DisplayD3D *displayD3D,
+                                     int backbufferWidth,
+                                     int backbufferHeight);
+    EGLint resetOffscreenDepthBuffer(DisplayD3D *displayD3D,
+                                     int backbufferWidth,
+                                     int backbufferHeight);
+
+    DXGI_FORMAT getSwapChainNativeFormat() const;
+
+    EGLint copyOffscreenToBackbuffer(DisplayD3D *displayD3D,
+                                     EGLint x,
+                                     EGLint y,
+                                     EGLint width,
+                                     EGLint height);
+    EGLint present(DisplayD3D *displayD3D, EGLint x, EGLint y, EGLint width, EGLint height);
+    UINT getD3DSamples() const;
+
+    Renderer11 *mRenderer;
+    EGLint mWidth;
+    EGLint mHeight;
+    const EGLint mOrientation;
+    bool mAppCreatedShareHandle;
+    unsigned int mSwapInterval;
+    bool mPassThroughResourcesInit;
+
+    NativeWindow11 *mNativeWindow;  // Handler for the Window that the surface is created for.
+
+    bool mFirstSwap;
+    IDXGISwapChain *mSwapChain;
+    IDXGISwapChain1 *mSwapChain1;
+    IDXGIKeyedMutex *mKeyedMutex;
+
+    TextureHelper11 mBackBufferTexture;
+    d3d11::RenderTargetView mBackBufferRTView;
+    d3d11::SharedSRV mBackBufferSRView;
+
+    const bool mNeedsOffscreenTexture;
+    TextureHelper11 mOffscreenTexture;
+    d3d11::RenderTargetView mOffscreenRTView;
+    d3d11::SharedSRV mOffscreenSRView;
+    bool mNeedsOffscreenTextureCopy;
+    TextureHelper11 mOffscreenTextureCopyForSRV;
+
+    TextureHelper11 mDepthStencilTexture;
+    d3d11::DepthStencilView mDepthStencilDSView;
+    d3d11::SharedSRV mDepthStencilSRView;
+
+    d3d11::Buffer mQuadVB;
+    d3d11::SamplerState mPassThroughSampler;
+    d3d11::InputLayout mPassThroughIL;
+    d3d11::VertexShader mPassThroughVS;
+    d3d11::PixelShader mPassThroughOrResolvePS;
+    d3d11::RasterizerState mPassThroughRS;
+
+    SurfaceRenderTarget11 mColorRenderTarget;
+    SurfaceRenderTarget11 mDepthStencilRenderTarget;
+
+    EGLint mEGLSamples;
+    LONGLONG mQPCFrequency;
+};
+
+}  // namespace rx
+#endif  // LIBANGLE_RENDERER_D3D_D3D11_SWAPCHAIN11_H_