src/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 GpuControl;
  19 class TransferBuffer;
  20 namespace gles2 {
  21 class GLES2CmdHelper;
  22 class GLES2Implementation;
  23 }  // namespace gles2
  24 }  // namespace gpu.
  25
  26 namespace ppapi {
  27
  28 class 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_