kc3-lang/angle/src/libANGLE/renderer/d3d/SurfaceD3D.h

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• Hash : 8170eab7
  Author :
  Date : 2017-09-21T13:59:04
  

  D3D: Implement robust resource init for Surfaces.
  
  BUG=angleproject:2107
  BUG=angleproject:2317
  
  Change-Id: I22260e1093dc6c09e4627c62a95ca4088c99e951
  Reviewed-on: https://chromium-review.googlesource.com/678480
  Commit-Queue: Geoff Lang <geofflang@chromium.org>
  Reviewed-by: Corentin Wallez <cwallez@chromium.org>
  

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• src/libANGLE/renderer/d3d/SurfaceD3D.h

• //
  // Copyright (c) 2014 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.
  //
  
  // SurfaceD3D.h: D3D implementation of an EGL surface
  
  #ifndef LIBANGLE_RENDERER_D3D_SURFACED3D_H_
  #define LIBANGLE_RENDERER_D3D_SURFACED3D_H_
  
  #include "libANGLE/renderer/SurfaceImpl.h"
  #include "libANGLE/renderer/d3d/NativeWindowD3D.h"
  
  namespace egl
  {
  class Surface;
  }
  
  namespace rx
  {
  class SwapChainD3D;
  class RendererD3D;
  
  class SurfaceD3D : public SurfaceImpl
  {
    public:
      ~SurfaceD3D() override;
      void releaseSwapChain();
  
      egl::Error initialize(const egl::Display *display) override;
      FramebufferImpl *createDefaultFramebuffer(const gl::FramebufferState &state) override;
  
      egl::Error swap(const gl::Context *context) override;
      egl::Error postSubBuffer(const gl::Context *context,
                               EGLint x,
                               EGLint y,
                               EGLint width,
                               EGLint height) override;
      egl::Error querySurfacePointerANGLE(EGLint attribute, void **value) override;
      egl::Error bindTexImage(gl::Texture *texture, EGLint buffer) override;
      egl::Error releaseTexImage(EGLint buffer) override;
      egl::Error getSyncValues(EGLuint64KHR *ust, EGLuint64KHR *msc, EGLuint64KHR *sbc) override;
      void setSwapInterval(EGLint interval) override;
  
      EGLint getWidth() const override;
      EGLint getHeight() const override;
  
      EGLint isPostSubBufferSupported() const override;
      EGLint getSwapBehavior() const override;
  
      // D3D implementations
      SwapChainD3D *getSwapChain() const;
  
      egl::Error resetSwapChain(const egl::Display *display);
  
      egl::Error checkForOutOfDateSwapChain(const gl::Context *context);
  
      gl::Error getAttachmentRenderTarget(const gl::Context *context,
                                          GLenum binding,
                                          const gl::ImageIndex &imageIndex,
                                          FramebufferAttachmentRenderTarget **rtOut) override;
      gl::Error initializeContents(const gl::Context *context,
                                   const gl::ImageIndex &imageIndex) override;
  
      const angle::Format *getD3DTextureColorFormat() const override;
  
    protected:
      SurfaceD3D(const egl::SurfaceState &state,
                 RendererD3D *renderer,
                 egl::Display *display,
                 EGLNativeWindowType window,
                 EGLenum buftype,
                 EGLClientBuffer clientBuffer,
                 const egl::AttributeMap &attribs);
  
      egl::Error swapRect(const gl::Context *context,
                          EGLint x,
                          EGLint y,
                          EGLint width,
                          EGLint height);
      egl::Error resetSwapChain(const gl::Context *context,
                                int backbufferWidth,
                                int backbufferHeight);
      egl::Error resizeSwapChain(const gl::Context *context,
                                 int backbufferWidth,
                                 int backbufferHeight);
  
      RendererD3D *mRenderer;
      egl::Display *mDisplay;
  
      bool mFixedSize;
      GLint mOrientation;
  
      GLenum mRenderTargetFormat;
      GLenum mDepthStencilFormat;
      const angle::Format *mColorFormat;
  
      SwapChainD3D *mSwapChain;
      bool mSwapIntervalDirty;
  
      NativeWindowD3D *mNativeWindow;  // Handler for the Window that the surface is created for.
      EGLint mWidth;
      EGLint mHeight;
  
      EGLint mSwapInterval;
  
      HANDLE mShareHandle;
      IUnknown *mD3DTexture;
  
      EGLenum mBuftype;
  };
  
  class WindowSurfaceD3D : public SurfaceD3D
  {
    public:
      WindowSurfaceD3D(const egl::SurfaceState &state,
                       RendererD3D *renderer,
                       egl::Display *display,
                       EGLNativeWindowType window,
                       const egl::AttributeMap &attribs);
      ~WindowSurfaceD3D() override;
  };
  
  class PbufferSurfaceD3D : public SurfaceD3D
  {
    public:
      PbufferSurfaceD3D(const egl::SurfaceState &state,
                        RendererD3D *renderer,
                        egl::Display *display,
                        EGLenum buftype,
                        EGLClientBuffer clientBuffer,
                        const egl::AttributeMap &attribs);
      ~PbufferSurfaceD3D() override;
  };
  
  }  // namespace rx
  
  #endif // LIBANGLE_RENDERER_D3D_SURFACED3D_H_
  

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