ui/gl/gl_image_shared_memory.h

   1 // Copyright 2014 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #ifndef UI_GL_GL_IMAGE_SHARED_MEMORY_H_
   6 #define UI_GL_GL_IMAGE_SHARED_MEMORY_H_
   7
   8 #include "base/memory/scoped_ptr.h"
   9 #include "ui/gfx/gpu_memory_buffer.h"
  10 #include "ui/gl/gl_image_memory.h"
  11
  12 namespace gfx {
  13
  14 class GL_EXPORT GLImageSharedMemory : public GLImageMemory {
  15  public:
  16   GLImageSharedMemory(const gfx::Size& size, unsigned internalformat);
  17
  18   bool Initialize(const gfx::GpuMemoryBufferHandle& handle,
  19                   gfx::BufferFormat format);
  20
  21   // Overridden from GLImage:
  22   void Destroy(bool have_context) override;
  23   void OnMemoryDump(base::trace_event::ProcessMemoryDump* pmd,
  24                     uint64_t process_tracing_id,
  25                     const std::string& dump_name) override;
  26
  27  protected:
  28   ~GLImageSharedMemory() override;
  29
  30  private:
  31   scoped_ptr<base::SharedMemory> shared_memory_;
  32   gfx::GenericSharedMemoryId shared_memory_id_;
  33
  34   DISALLOW_COPY_AND_ASSIGN(GLImageSharedMemory);
  35 };
  36
  37 }  // namespace gfx
  38
  39 #endif  // UI_GL_GL_IMAGE_SHARED_MEMORY_H_