kc3-lang/angle/src/libANGLE/renderer/d3d/d3d11/TransformFeedback11.h

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• Hash : 1e0ea4f5
  Author :
  Date : 2016-07-22T13:07:24
  

  Add a workaround for NVIDIA drivers with repeated transform feedback.
  
  BUG=angleproject:1298
  
  Change-Id: Ibfbad8eb8ec824e377d8c1746a6691d6b689f498
  Reviewed-on: https://chromium-review.googlesource.com/362601
  Reviewed-by: Geoff Lang <geofflang@chromium.org>
  Commit-Queue: Geoff Lang <geofflang@chromium.org>
  

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• src/libANGLE/renderer/d3d/d3d11/TransformFeedback11.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.
  //
  
  // TransformFeedback11.h: Implements the abstract rx::TransformFeedbackImpl class.
  
  #ifndef LIBANGLE_RENDERER_D3D_D3D11_TRANSFORMFEEDBACK11_H_
  #define LIBANGLE_RENDERER_D3D_D3D11_TRANSFORMFEEDBACK11_H_
  
  #include "common/platform.h"
  
  #include "libANGLE/angletypes.h"
  #include "libANGLE/Error.h"
  #include "libANGLE/renderer/TransformFeedbackImpl.h"
  
  namespace rx
  {
  
  class Renderer11;
  
  class TransformFeedback11 : public TransformFeedbackImpl
  {
    public:
      TransformFeedback11(const gl::TransformFeedbackState &state, Renderer11 *renderer);
      ~TransformFeedback11() override;
  
      void begin(GLenum primitiveMode) override;
      void end() override;
      void pause() override;
      void resume() override;
  
      void bindGenericBuffer(const BindingPointer<gl::Buffer> &binding) override;
      void bindIndexedBuffer(size_t index, const OffsetBindingPointer<gl::Buffer> &binding) override;
  
      void onApply();
  
      bool isDirty() const;
  
      UINT getNumSOBuffers() const;
      gl::ErrorOrResult<const std::vector<ID3D11Buffer *> *> getSOBuffers();
      const std::vector<UINT> &getSOBufferOffsets() const;
  
    private:
      Renderer11 *mRenderer;
  
      bool mIsDirty;
      std::vector<ID3D11Buffer *> mBuffers;
      std::vector<UINT> mBufferOffsets;
  };
  }  // namespace rx
  
  #endif  // LIBANGLE_RENDERER_D3D_D3D11_TRANSFORMFEEDBACK11_H_
  

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