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

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• Hash : 1a1a1427
  Author :
  Date : 2020-01-23T13:57:21
  

  Expose eglGetMscRateCHROMIUM from EGL_CHROMIUM_sync_control
  
  When ANGLE is using the GL backend on GLX, we can expose
  eglGetMscRateCHROMIUM via glXGetMscRateOML. Otherwise, this function
  should return false.
  
  Bug: chromium:1042393
  Change-Id: Id9b308c2217e07ee9860e2869be0e23b7a0c7411
  Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/2017048
  Commit-Queue: Jonah Ryan-Davis <jonahr@google.com>
  Reviewed-by: Geoff Lang <geofflang@chromium.org>
  

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• src/libANGLE/renderer/gl/SurfaceGL.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.
  //
  
  // SurfaceGL.h: Defines the class interface for SurfaceGL.
  
  #ifndef LIBANGLE_RENDERER_GL_SURFACEGL_H_
  #define LIBANGLE_RENDERER_GL_SURFACEGL_H_
  
  #include "libANGLE/renderer/SurfaceImpl.h"
  
  namespace rx
  {
  
  class SurfaceGL : public SurfaceImpl
  {
    public:
      SurfaceGL(const egl::SurfaceState &state);
      ~SurfaceGL() override;
  
      FramebufferImpl *createDefaultFramebuffer(const gl::Context *context,
                                                const gl::FramebufferState &data) override;
      egl::Error getSyncValues(EGLuint64KHR *ust, EGLuint64KHR *msc, EGLuint64KHR *sbc) override;
      egl::Error getMscRate(EGLint *numerator, EGLint *denominator) override;
  
      angle::Result initializeContents(const gl::Context *context,
                                       const gl::ImageIndex &imageIndex) override;
  
      virtual bool hasEmulatedAlphaChannel() const;
  };
  
  }  // namespace rx
  
  #endif  // LIBANGLE_RENDERER_GL_SURFACEGL_H_
  

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