kc3-lang/angle/src/libANGLE/renderer/d3d/d3d11/Fence11.h

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• Hash : 6d6b91a6
  Author :
  Date : 2020-01-21T15:58:19
  

  Enable GL_NV_fence with Vulkan backend
  
  Implemented FenceNVVk, based on the existing vk::SyncHelper class.
  
  Bug: angleproject:4295
  Change-Id: I3f44a66e27ce3bd24461894dae4757b25321a6a4
  Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/2013880
  Commit-Queue: Alexis Hétu <sugoi@chromium.org>
  Reviewed-by: Geoff Lang <geofflang@chromium.org>
  

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• src/libANGLE/renderer/d3d/d3d11/Fence11.h

• //
  // Copyright 2013 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.
  //
  
  // Fence11.h: Defines the rx::FenceNV11 and rx::Sync11 classes which implement rx::FenceNVImpl
  // and rx::SyncImpl.
  
  #ifndef LIBANGLE_RENDERER_D3D_D3D11_FENCE11_H_
  #define LIBANGLE_RENDERER_D3D_D3D11_FENCE11_H_
  
  #include "libANGLE/renderer/FenceNVImpl.h"
  #include "libANGLE/renderer/SyncImpl.h"
  
  namespace rx
  {
  class Renderer11;
  
  class FenceNV11 : public FenceNVImpl
  {
    public:
      explicit FenceNV11(Renderer11 *renderer);
      ~FenceNV11() override;
  
      void onDestroy(const gl::Context *context) override {}
      angle::Result set(const gl::Context *context, GLenum condition) override;
      angle::Result test(const gl::Context *context, GLboolean *outFinished) override;
      angle::Result finish(const gl::Context *context) override;
  
    private:
      template <class T>
      friend angle::Result FenceSetHelper(const gl::Context *context, T *fence);
      template <class T>
      friend angle::Result FenceTestHelper(const gl::Context *context,
                                           T *fence,
                                           bool flushCommandBuffer,
                                           GLboolean *outFinished);
  
      Renderer11 *mRenderer;
      ID3D11Query *mQuery;
  };
  
  class Sync11 : public SyncImpl
  {
    public:
      explicit Sync11(Renderer11 *renderer);
      ~Sync11() override;
  
      angle::Result set(const gl::Context *context, GLenum condition, GLbitfield flags) override;
      angle::Result clientWait(const gl::Context *context,
                               GLbitfield flags,
                               GLuint64 timeout,
                               GLenum *outResult) override;
      angle::Result serverWait(const gl::Context *context,
                               GLbitfield flags,
                               GLuint64 timeout) override;
      angle::Result getStatus(const gl::Context *context, GLint *outResult) override;
  
    private:
      template <class T>
      friend angle::Result FenceSetHelper(const gl::Context *context, T *fence);
      template <class T>
      friend angle::Result FenceTestHelper(const gl::Context *context,
                                           T *fence,
                                           bool flushCommandBuffer,
                                           GLboolean *outFinished);
  
      Renderer11 *mRenderer;
      ID3D11Query *mQuery;
      LONGLONG mCounterFrequency;
  };
  
  }  // namespace rx
  
  #endif  // LIBANGLE_RENDERER_D3D_D3D11_FENCE11_H_
  

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