root/mojo/examples/pepper_container_app/graphics_3d_resource.cc

DEFINITIONS

1. GetErrorState
2. IsBoundGraphics
3. BindGraphics
4. AsPPB_Graphics3D_API
5. GetAttribs
6. SetAttribs
7. GetError
8. ResizeBuffers
9. SwapBuffers
10. GetAttribMaxValue
11. SetGetBuffer
12. GetState
13. CreateTransferBuffer
14. DestroyTransferBuffer
15. Flush
16. WaitForTokenInRange
17. WaitForGetOffsetInRange
18. MapTexSubImage2DCHROMIUM
19. UnmapTexSubImage2DCHROMIUM
20. InsertSyncPoint
21. ContextLostThunk
22. DrawAnimationFrameThunk
23. ContextLost

// Copyright 2014 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "mojo/examples/pepper_container_app/graphics_3d_resource.h"

#include "base/logging.h"
#include "mojo/examples/pepper_container_app/mojo_ppapi_globals.h"
#include "mojo/examples/pepper_container_app/plugin_instance.h"
#include "mojo/public/c/gles2/gles2.h"
#include "ppapi/c/pp_errors.h"

namespace mojo {
namespace examples {

namespace {

gpu::CommandBuffer::State GetErrorState() {
  gpu::CommandBuffer::State error_state;
  error_state.error = gpu::error::kGenericError;
  return error_state;
}

}  // namespace

Graphics3DResource::Graphics3DResource(PP_Instance instance)
    : Resource(ppapi::OBJECT_IS_IMPL, instance) {
  ScopedMessagePipeHandle pipe = MojoPpapiGlobals::Get()->CreateGLES2Context();
  context_ = MojoGLES2CreateContext(pipe.release().value(),
                                    &ContextLostThunk,
                                    &DrawAnimationFrameThunk,
                                    this);
}

bool Graphics3DResource::IsBoundGraphics() const {
  PluginInstance* plugin_instance =
      MojoPpapiGlobals::Get()->GetInstance(pp_instance());
  return plugin_instance && plugin_instance->IsBoundGraphics(pp_resource());
}

void Graphics3DResource::BindGraphics() {
  MojoGLES2MakeCurrent(context_);
}

ppapi::thunk::PPB_Graphics3D_API* Graphics3DResource::AsPPB_Graphics3D_API() {
  return this;
}

int32_t Graphics3DResource::GetAttribs(int32_t attrib_list[]) {
  NOTIMPLEMENTED();
  return PP_ERROR_FAILED;
}

int32_t Graphics3DResource::SetAttribs(const int32_t attrib_list[]) {
  NOTIMPLEMENTED();
  return PP_ERROR_FAILED;
}

int32_t Graphics3DResource::GetError() {
  NOTIMPLEMENTED();
  return PP_ERROR_FAILED;
}

int32_t Graphics3DResource::ResizeBuffers(int32_t width, int32_t height) {
  NOTIMPLEMENTED();
  return PP_ERROR_FAILED;
}

int32_t Graphics3DResource::SwapBuffers(
    scoped_refptr<ppapi::TrackedCallback> callback) {
  if (!IsBoundGraphics())
    return PP_ERROR_FAILED;

  MojoGLES2SwapBuffers();
  return PP_OK;
}

int32_t Graphics3DResource::GetAttribMaxValue(int32_t attribute,
                                              int32_t* value) {
  NOTIMPLEMENTED();
  return PP_ERROR_FAILED;
}

PP_Bool Graphics3DResource::SetGetBuffer(int32_t shm_id) {
  NOTIMPLEMENTED();
  return PP_FALSE;
}

gpu::CommandBuffer::State Graphics3DResource::GetState() {
  NOTIMPLEMENTED();
  return GetErrorState();
}

scoped_refptr<gpu::Buffer> Graphics3DResource::CreateTransferBuffer(
    uint32_t size,
    int32* id) {
  NOTIMPLEMENTED();
  return NULL;
}

PP_Bool Graphics3DResource::DestroyTransferBuffer(int32_t id) {
  NOTIMPLEMENTED();
  return PP_FALSE;
}

PP_Bool Graphics3DResource::Flush(int32_t put_offset) {
  NOTIMPLEMENTED();
  return PP_FALSE;
}

gpu::CommandBuffer::State Graphics3DResource::WaitForTokenInRange(int32_t start,
                                                                  int32_t end) {
  NOTIMPLEMENTED();
  return GetErrorState();
}

gpu::CommandBuffer::State Graphics3DResource::WaitForGetOffsetInRange(
    int32_t start, int32_t end) {
  NOTIMPLEMENTED();
  return GetErrorState();
}

void* Graphics3DResource::MapTexSubImage2DCHROMIUM(GLenum target,
                                                   GLint level,
                                                   GLint xoffset,
                                                   GLint yoffset,
                                                   GLsizei width,
                                                   GLsizei height,
                                                   GLenum format,
                                                   GLenum type,
                                                   GLenum access) {
  NOTIMPLEMENTED();
  return NULL;
}

void Graphics3DResource::UnmapTexSubImage2DCHROMIUM(const void* mem) {
  NOTIMPLEMENTED();
}

uint32_t Graphics3DResource::InsertSyncPoint() {
  NOTIMPLEMENTED();
  return 0;
}

Graphics3DResource::~Graphics3DResource() {
  MojoGLES2DestroyContext(context_);
}

void Graphics3DResource::ContextLostThunk(void* closure) {
  static_cast<Graphics3DResource*>(closure)->ContextLost();
}

void Graphics3DResource::DrawAnimationFrameThunk(void* closure) {
  // TODO(yzshen): Use this notification to drive the SwapBuffers() callback.
}

void Graphics3DResource::ContextLost() {
  PluginInstance* plugin_instance =
      MojoPpapiGlobals::Get()->GetInstance(pp_instance());
  if (plugin_instance)
    plugin_instance->Graphics3DContextLost();
}

}  // namespace examples
}  // namespace mojo