src/ui/ozone/gpu/gpu_memory_buffer_factory_ozone_native_buffer.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_OZONE_GPU_GPU_MEMORY_BUFFER_FACTORY_OZONE_NATIVE_BUFFER_H_
   6 #define UI_OZONE_GPU_GPU_MEMORY_BUFFER_FACTORY_OZONE_NATIVE_BUFFER_H_
   7
   8 #include <map>
   9
  10 #include "base/memory/ref_counted.h"
  11 #include "ui/gfx/geometry/size.h"
  12 #include "ui/gfx/gpu_memory_buffer.h"
  13 #include "ui/ozone/gpu/ozone_gpu_export.h"
  14
  15 namespace gfx {
  16 class GLImage;
  17 }
  18
  19 namespace ui {
  20 class NativePixmap;
  21
  22 class OZONE_GPU_EXPORT GpuMemoryBufferFactoryOzoneNativeBuffer {
  23   typedef std::map<std::pair<uint32_t, uint32_t>, scoped_refptr<NativePixmap> >
  24       BufferToPixmapMap;
  25
  26  public:
  27   GpuMemoryBufferFactoryOzoneNativeBuffer();
  28   virtual ~GpuMemoryBufferFactoryOzoneNativeBuffer();
  29
  30   // Creates a GPU memory buffer identified by |id|.
  31   bool CreateGpuMemoryBuffer(const gfx::GpuMemoryBufferId& id,
  32                              const gfx::Size& size,
  33                              unsigned internalformat,
  34                              unsigned usage);
  35
  36   // Destroys GPU memory buffer identified by |id|.
  37   void DestroyGpuMemoryBuffer(const gfx::GpuMemoryBufferId& id);
  38
  39   // Creates a GLImage instance for GPU memory buffer identified by |id|.
  40   scoped_refptr<gfx::GLImage> CreateImageForGpuMemoryBuffer(
  41       const gfx::GpuMemoryBufferId& id,
  42       const gfx::Size& size,
  43       unsigned internalformat);
  44
  45  private:
  46   BufferToPixmapMap native_pixmap_map_;
  47 };
  48
  49 }  // namespace ui
  50
  51 #endif  // UI_OZONE_GPU_GPU_MEMORY_BUFFER_FACTORY_OZONE_NATIVE_BUFFER_H_