ppb_graphics_3d_shared.h revision a1401311d1ab56c4ed0a474bd38c108f75cb0cd9 
1// Copyright (c) 2012 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 PPAPI_SHARED_IMPL_GRAPHICS_3D_IMPL_H_
6#define PPAPI_SHARED_IMPL_GRAPHICS_3D_IMPL_H_
7
8#include "base/basictypes.h"
9#include "base/memory/scoped_ptr.h"
10#include "ppapi/c/pp_completion_callback.h"
11#include "ppapi/shared_impl/ppapi_shared_export.h"
12#include "ppapi/shared_impl/resource.h"
13#include "ppapi/shared_impl/tracked_callback.h"
14#include "ppapi/thunk/ppb_graphics_3d_api.h"
15
16namespace gpu {
17class CommandBuffer;
18class GpuControl;
19class TransferBuffer;
20namespace gles2 {
21class GLES2CmdHelper;
22class GLES2Implementation;
23}  // namespace gles2
24}  // namespace gpu.
25
26namespace ppapi {
27
28class PPAPI_SHARED_EXPORT PPB_Graphics3D_Shared
29    : public Resource,
30      public thunk::PPB_Graphics3D_API {
31 public:
32  // Resource overrides.
33  virtual thunk::PPB_Graphics3D_API* AsPPB_Graphics3D_API() OVERRIDE;
34
35  // PPB_Graphics3D_API implementation.
36  virtual int32_t GetAttribs(int32_t attrib_list[]) OVERRIDE;
37  virtual int32_t SetAttribs(const int32_t attrib_list[]) OVERRIDE;
38  virtual int32_t GetError() OVERRIDE;
39  virtual int32_t ResizeBuffers(int32_t width, int32_t height) OVERRIDE;
40  virtual int32_t SwapBuffers(scoped_refptr<TrackedCallback> callback) OVERRIDE;
41  virtual int32_t GetAttribMaxValue(int32_t attribute, int32_t* value) OVERRIDE;
42
43  virtual void* MapTexSubImage2DCHROMIUM(GLenum target,
44                                         GLint level,
45                                         GLint xoffset,
46                                         GLint yoffset,
47                                         GLsizei width,
48                                         GLsizei height,
49                                         GLenum format,
50                                         GLenum type,
51                                         GLenum access) OVERRIDE;
52  virtual void UnmapTexSubImage2DCHROMIUM(const void* mem) OVERRIDE;
53
54  gpu::gles2::GLES2Implementation* gles2_impl() { return gles2_impl_.get(); }
55
56  // Sends swap-buffers notification to the plugin.
57  void SwapBuffersACK(int32_t pp_error);
58
59 protected:
60  PPB_Graphics3D_Shared(PP_Instance instance);
61  PPB_Graphics3D_Shared(const HostResource& host_resource);
62  virtual ~PPB_Graphics3D_Shared();
63
64  virtual gpu::CommandBuffer* GetCommandBuffer() = 0;
65  virtual gpu::GpuControl* GetGpuControl() = 0;
66  virtual int32 DoSwapBuffers() = 0;
67
68  bool HasPendingSwap() const;
69  bool CreateGLES2Impl(int32 command_buffer_size,
70                       int32 transfer_buffer_size,
71                       gpu::gles2::GLES2Implementation* share_gles2);
72  void DestroyGLES2Impl();
73
74 private:
75  scoped_ptr<gpu::gles2::GLES2CmdHelper> gles2_helper_;
76  scoped_ptr<gpu::TransferBuffer> transfer_buffer_;
77  scoped_ptr<gpu::gles2::GLES2Implementation> gles2_impl_;
78
79  // Callback that needs to be executed when swap-buffers is completed.
80  scoped_refptr<TrackedCallback> swap_callback_;
81
82  DISALLOW_COPY_AND_ASSIGN(PPB_Graphics3D_Shared);
83};
84
85}  // namespace ppapi
86
87#endif  // PPAPI_SHARED_IMPL_GRAPHICS_3D_IMPL_H_
88