kc3-lang/angle/src/libANGLE/renderer/gl/FramebufferGL.h

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• Hash : 1d2c41d6
  Author :
  Date : 2016-10-19T16:14:46
  

  Implement GL_EXT_sRGB_write_control for GL.
  
  BUG=angleproject:1547
  BUG=655247
  
  Change-Id: I3f04ddc7032e4a47eb21ff3b8586c5b47415bb64
  Reviewed-on: https://chromium-review.googlesource.com/400958
  Commit-Queue: Geoff Lang <geofflang@chromium.org>
  Reviewed-by: Jamie Madill <jmadill@chromium.org>
  

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• src/libANGLE/renderer/gl/FramebufferGL.h

• //
  // Copyright 2015 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.
  //
  
  // FramebufferGL.h: Defines the class interface for FramebufferGL.
  
  #ifndef LIBANGLE_RENDERER_GL_FRAMEBUFFERGL_H_
  #define LIBANGLE_RENDERER_GL_FRAMEBUFFERGL_H_
  
  #include "libANGLE/renderer/FramebufferImpl.h"
  
  namespace rx
  {
  
  class BlitGL;
  class FunctionsGL;
  class StateManagerGL;
  struct WorkaroundsGL;
  
  class FramebufferGL : public FramebufferImpl
  {
    public:
      FramebufferGL(const gl::FramebufferState &data,
                    const FunctionsGL *functions,
                    StateManagerGL *stateManager,
                    const WorkaroundsGL &workarounds,
                    BlitGL *blitter,
                    bool isDefault);
      // Constructor called when we need to create a FramebufferGL from an
      // existing framebuffer name, for example for the default framebuffer
      // on the Mac EGL CGL backend.
      FramebufferGL(GLuint id,
                    const gl::FramebufferState &data,
                    const FunctionsGL *functions,
                    const WorkaroundsGL &workarounds,
                    BlitGL *blitter,
                    StateManagerGL *stateManager);
      ~FramebufferGL() override;
  
      gl::Error discard(size_t count, const GLenum *attachments) override;
      gl::Error invalidate(size_t count, const GLenum *attachments) override;
      gl::Error invalidateSub(size_t count, const GLenum *attachments, const gl::Rectangle &area) override;
  
      gl::Error clear(ContextImpl *context, GLbitfield mask) override;
      gl::Error clearBufferfv(ContextImpl *context,
                              GLenum buffer,
                              GLint drawbuffer,
                              const GLfloat *values) override;
      gl::Error clearBufferuiv(ContextImpl *context,
                               GLenum buffer,
                               GLint drawbuffer,
                               const GLuint *values) override;
      gl::Error clearBufferiv(ContextImpl *context,
                              GLenum buffer,
                              GLint drawbuffer,
                              const GLint *values) override;
      gl::Error clearBufferfi(ContextImpl *context,
                              GLenum buffer,
                              GLint drawbuffer,
                              GLfloat depth,
                              GLint stencil) override;
  
      GLenum getImplementationColorReadFormat() const override;
      GLenum getImplementationColorReadType() const override;
      gl::Error readPixels(ContextImpl *context,
                           const gl::Rectangle &area,
                           GLenum format,
                           GLenum type,
                           GLvoid *pixels) const override;
  
      gl::Error blit(ContextImpl *context,
                     const gl::Rectangle &sourceArea,
                     const gl::Rectangle &destArea,
                     GLbitfield mask,
                     GLenum filter) override;
  
      bool checkStatus() const override;
  
      void syncState(const gl::Framebuffer::DirtyBits &dirtyBits) override;
  
      GLuint getFramebufferID() const;
      bool isDefault() const;
  
    private:
      void syncClearState(GLbitfield mask);
      void syncClearBufferState(GLenum buffer, GLint drawBuffer);
  
      gl::Error readPixelsRowByRowWorkaround(const gl::Rectangle &area,
                                             GLenum format,
                                             GLenum type,
                                             const gl::PixelPackState &pack,
                                             GLvoid *pixels) const;
  
      gl::Error readPixelsPaddingWorkaround(const gl::Rectangle &area,
                                            GLenum format,
                                            GLenum type,
                                            const gl::PixelPackState &pack,
                                            GLvoid *pixels) const;
  
      const FunctionsGL *mFunctions;
      StateManagerGL *mStateManager;
      const WorkaroundsGL &mWorkarounds;
      BlitGL *mBlitter;
  
      GLuint mFramebufferID;
      bool mIsDefault;
  };
  
  }
  
  #endif // LIBANGLE_RENDERER_GL_FRAMEBUFFERGL_H_
  

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