kc3-lang/angle/src/libANGLE/renderer/vulkan/SemaphoreVk.h

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• Hash : c4197713
  Author :
  Date : 2019-06-03T19:23:02
  

  Implement glImportMemoryZirconHandle & glImportSemaphoreZirconHandle
  
  Implement import of fuchsia external objects passed by zircon handle. This
  works exactly the same as with file descriptors.
  
  Bug: angleproject:3492
  Change-Id: I4d46917dfc5902f00c94550158a9f8073097f0a4
  Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/1642334
  Commit-Queue: Michael Spang <spang@chromium.org>
  Reviewed-by: Jamie Madill <jmadill@chromium.org>
  

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• src/libANGLE/renderer/vulkan/SemaphoreVk.h

• // Copyright 2019 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.
  //
  // SemaphoreVk.h: Defines the class interface for SemaphoreVk,
  // implementing SemaphoreImpl.
  
  #ifndef LIBANGLE_RENDERER_VULKAN_SEMAPHOREVK_H_
  #define LIBANGLE_RENDERER_VULKAN_SEMAPHOREVK_H_
  
  #include "libANGLE/renderer/SemaphoreImpl.h"
  #include "libANGLE/renderer/vulkan/vk_helpers.h"
  #include "libANGLE/renderer/vulkan/vk_wrapper.h"
  
  namespace rx
  {
  
  class SemaphoreVk : public SemaphoreImpl
  {
    public:
      SemaphoreVk();
      ~SemaphoreVk() override;
  
      void onDestroy(const gl::Context *context) override;
  
      angle::Result importFd(gl::Context *context, gl::HandleType handleType, GLint fd) override;
  
      angle::Result importZirconHandle(gl::Context *context,
                                       gl::HandleType handleType,
                                       GLuint handle) override;
  
      angle::Result wait(gl::Context *context,
                         const gl::BufferBarrierVector &bufferBarriers,
                         const gl::TextureBarrierVector &textureBarriers) override;
  
      angle::Result signal(gl::Context *context,
                           const gl::BufferBarrierVector &bufferBarriers,
                           const gl::TextureBarrierVector &textureBarriers) override;
  
    private:
      angle::Result importOpaqueFd(ContextVk *contextVk, GLint fd);
      angle::Result importZirconEvent(ContextVk *contextVk, GLuint handle);
  
      vk::Semaphore mSemaphore;
  };
  
  }  // namespace rx
  
  #endif  // LIBANGLE_RENDERER_VULKAN_SEMAPHOREVK_H_
  

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