kc3-lang/angle/src/libANGLE/renderer/d3d/FramebufferD3D.h

Branch : - branch - main - tag -

• Show log

  Commit

• Author : Corentin Wallez
  Date : 2017-06-12 12:05:45
  Hash : db9e5d31
  Message : D3D11: Only apply attachments that are written by the program This works around a bug in the AMD driver that writes 0's to the first attachment if it isn't written by the pixel shader. BUG=angleproject:2048 Change-Id: I384fd60c0e0a37fbc0fd7b69fe1ec74fe4ffac8f Reviewed-on: https://chromium-review.googlesource.com/531630 Reviewed-by: Jamie Madill <jmadill@chromium.org> Commit-Queue: Corentin Wallez <cwallez@chromium.org>

• src/libANGLE/renderer/d3d/FramebufferD3D.h

• //
  // Copyright 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.
  //
  
  // FramebufferD3D.h: Defines the DefaultAttachmentD3D and FramebufferD3D classes.
  
  #ifndef LIBANGLE_RENDERER_D3D_FRAMBUFFERD3D_H_
  #define LIBANGLE_RENDERER_D3D_FRAMBUFFERD3D_H_
  
  #include <cstdint>
  #include <vector>
  
  #include "common/Color.h"
  #include "common/Optional.h"
  #include "libANGLE/angletypes.h"
  #include "libANGLE/renderer/FramebufferImpl.h"
  
  namespace gl
  {
  class FramebufferAttachment;
  struct PixelPackState;
  
  typedef std::vector<const FramebufferAttachment *> AttachmentList;
  }
  
  namespace rx
  {
  class RendererD3D;
  class RenderTargetD3D;
  
  struct ClearParameters
  {
      bool clearColor[gl::IMPLEMENTATION_MAX_DRAW_BUFFERS];
      gl::ColorF colorF;
      gl::ColorI colorI;
      gl::ColorUI colorUI;
      GLenum colorType;
      bool colorMaskRed;
      bool colorMaskGreen;
      bool colorMaskBlue;
      bool colorMaskAlpha;
  
      bool clearDepth;
      float depthValue;
  
      bool clearStencil;
      GLint stencilValue;
      GLuint stencilWriteMask;
  
      bool scissorEnabled;
      gl::Rectangle scissor;
  };
  
  class FramebufferD3D : public FramebufferImpl
  {
    public:
      FramebufferD3D(const gl::FramebufferState &data, RendererD3D *renderer);
      virtual ~FramebufferD3D();
  
      gl::Error clear(const gl::Context *context, GLbitfield mask) override;
      gl::Error clearBufferfv(const gl::Context *context,
                              GLenum buffer,
                              GLint drawbuffer,
                              const GLfloat *values) override;
      gl::Error clearBufferuiv(const gl::Context *context,
                               GLenum buffer,
                               GLint drawbuffer,
                               const GLuint *values) override;
      gl::Error clearBufferiv(const gl::Context *context,
                              GLenum buffer,
                              GLint drawbuffer,
                              const GLint *values) override;
      gl::Error clearBufferfi(const gl::Context *context,
                              GLenum buffer,
                              GLint drawbuffer,
                              GLfloat depth,
                              GLint stencil) override;
  
      GLenum getImplementationColorReadFormat(const gl::Context *context) const override;
      GLenum getImplementationColorReadType(const gl::Context *context) const override;
      gl::Error readPixels(const gl::Context *context,
                           const gl::Rectangle &area,
                           GLenum format,
                           GLenum type,
                           void *pixels) const override;
  
      gl::Error blit(const gl::Context *context,
                     const gl::Rectangle &sourceArea,
                     const gl::Rectangle &destArea,
                     GLbitfield mask,
                     GLenum filter) override;
  
      bool checkStatus() const override;
  
      void syncState(const gl::Context *context,
                     const gl::Framebuffer::DirtyBits &dirtyBits) override;
  
      const gl::AttachmentList &getColorAttachmentsForRender(const gl::Context *context);
  
      gl::Error getSamplePosition(size_t index, GLfloat *xy) const override;
  
    private:
      virtual gl::Error clearImpl(const gl::Context *context, const ClearParameters &clearParams) = 0;
  
      virtual gl::Error readPixelsImpl(const gl::Context *context,
                                       const gl::Rectangle &area,
                                       GLenum format,
                                       GLenum type,
                                       size_t outputPitch,
                                       const gl::PixelPackState &pack,
                                       uint8_t *pixels) const = 0;
  
      virtual gl::Error blitImpl(const gl::Context *context,
                                 const gl::Rectangle &sourceArea,
                                 const gl::Rectangle &destArea,
                                 const gl::Rectangle *scissor,
                                 bool blitRenderTarget,
                                 bool blitDepth,
                                 bool blitStencil,
                                 GLenum filter,
                                 const gl::Framebuffer *sourceFramebuffer) = 0;
  
      virtual GLenum getRenderTargetImplementationFormat(RenderTargetD3D *renderTarget) const = 0;
  
      RendererD3D *mRenderer;
      Optional<gl::AttachmentList> mColorAttachmentsForRender;
      gl::DrawBufferMask mCurrentActiveProgramOutputs;
  };
  }
  
  #endif  // LIBANGLE_RENDERER_D3D_FRAMBUFFERD3D_H_