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gpu / command_buffer / service / shared_image / wrapped_graphite_texture_holder.h [blame]

// Copyright 2024 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef GPU_COMMAND_BUFFER_SERVICE_SHARED_IMAGE_WRAPPED_GRAPHITE_TEXTURE_HOLDER_H_
#define GPU_COMMAND_BUFFER_SERVICE_SHARED_IMAGE_WRAPPED_GRAPHITE_TEXTURE_HOLDER_H_

#include "base/memory/ref_counted.h"
#include "base/memory/scoped_refptr.h"
#include "base/task/single_thread_task_runner.h"
#include "third_party/skia/include/gpu/graphite/BackendTexture.h"

namespace gpu {

class SharedContextState;

// Holds Skia Graphite allocated BackendTextures if RefCountedThreadSafe class.
// This holder can be used to extend BackendTexture's lifetime beyond that of
// the backing that holds it.
class WrappedGraphiteTextureHolder
    : public base::RefCountedThreadSafe<WrappedGraphiteTextureHolder> {
 public:
  WrappedGraphiteTextureHolder(
      skgpu::graphite::BackendTexture backend_texture,
      scoped_refptr<SharedContextState> context_state,
      scoped_refptr<base::SingleThreadTaskRunner> task_runner);

  const skgpu::graphite::BackendTexture& texture() { return texture_; }

 private:
  friend class base::RefCountedThreadSafe<WrappedGraphiteTextureHolder>;
  ~WrappedGraphiteTextureHolder();

  skgpu::graphite::BackendTexture texture_;
  scoped_refptr<SharedContextState> context_state_;
  scoped_refptr<base::SingleThreadTaskRunner> task_runner_;
};

}  // namespace gpu

#endif  // GPU_COMMAND_BUFFER_SERVICE_SHARED_IMAGE_WRAPPED_GRAPHITE_TEXTURE_HOLDER_H_