ppapi/shared_impl/ppb_graphics_3d_shared.h

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