Index: chrome/renderer/pepper_platform_context_3d_impl.cc |
=================================================================== |
--- chrome/renderer/pepper_platform_context_3d_impl.cc (revision 78620) |
+++ chrome/renderer/pepper_platform_context_3d_impl.cc (working copy) |
@@ -1,114 +0,0 @@ |
-// Copyright (c) 2011 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 "chrome/renderer/pepper_platform_context_3d_impl.h" |
- |
-#include "chrome/renderer/render_thread.h" |
-#include "content/renderer/command_buffer_proxy.h" |
-#include "content/renderer/ggl.h" |
-#include "content/renderer/gpu_channel_host.h" |
-#include "gpu/command_buffer/client/gles2_cmd_helper.h" |
-#include "gpu/command_buffer/client/gles2_implementation.h" |
- |
-#ifdef ENABLE_GPU |
-PlatformContext3DImpl::PlatformContext3DImpl(ggl::Context* parent_context) |
- : parent_context_(ggl::GetWeakContextReference(parent_context)), |
- parent_texture_id_(0), |
- command_buffer_(NULL), |
- callback_factory_(ALLOW_THIS_IN_INITIALIZER_LIST(this)) { |
-} |
- |
-PlatformContext3DImpl::~PlatformContext3DImpl() { |
- if (command_buffer_) { |
- DCHECK(channel_.get()); |
- channel_->DestroyCommandBuffer(command_buffer_); |
- command_buffer_ = NULL; |
- } |
- |
- channel_ = NULL; |
- |
- if (parent_context_.get() && parent_texture_id_ != 0) { |
- ggl::GetImplementation(parent_context_)->FreeTextureId(parent_texture_id_); |
- } |
- |
-} |
- |
-bool PlatformContext3DImpl::Init() { |
- // Ignore initializing more than once. |
- if (command_buffer_) |
- return true; |
- |
- // Parent may already have been deleted. |
- if (!parent_context_.get()) |
- return false; |
- |
- RenderThread* render_thread = RenderThread::current(); |
- if (!render_thread) |
- return false; |
- |
- channel_ = render_thread->GetGpuChannel(); |
- if (!channel_.get()) |
- return false; |
- |
- DCHECK(channel_->state() == GpuChannelHost::kConnected); |
- |
- // Flush any remaining commands in the parent context to make sure the |
- // texture id accounting stays consistent. |
- gpu::gles2::GLES2Implementation* parent_gles2 = |
- ggl::GetImplementation(parent_context_); |
- parent_gles2->helper()->CommandBufferHelper::Finish(); |
- parent_texture_id_ = parent_gles2->MakeTextureId(); |
- |
- // TODO(apatrick): Let Pepper plugins configure their back buffer surface. |
- static const int32 kAttribs[] = { |
- ggl::GGL_ALPHA_SIZE, 8, |
- ggl::GGL_DEPTH_SIZE, 24, |
- ggl::GGL_STENCIL_SIZE, 8, |
- ggl::GGL_SAMPLES, 0, |
- ggl::GGL_SAMPLE_BUFFERS, 0, |
- ggl::GGL_NONE, |
- }; |
- std::vector<int32> attribs(kAttribs, kAttribs + ARRAYSIZE_UNSAFE(kAttribs)); |
- CommandBufferProxy* parent_command_buffer = |
- ggl::GetCommandBufferProxy(parent_context_); |
- command_buffer_ = channel_->CreateOffscreenCommandBuffer( |
- parent_command_buffer, |
- gfx::Size(1, 1), |
- "*", |
- attribs, |
- parent_texture_id_); |
- if (!command_buffer_) |
- return false; |
- command_buffer_->SetChannelErrorCallback(callback_factory_.NewCallback( |
- &PlatformContext3DImpl::OnContextLost)); |
- |
- return true; |
-} |
- |
-void PlatformContext3DImpl::SetSwapBuffersCallback(Callback0::Type* callback) { |
- DCHECK(command_buffer_); |
- command_buffer_->SetSwapBuffersCallback(callback); |
-} |
- |
-unsigned PlatformContext3DImpl::GetBackingTextureId() { |
- DCHECK(command_buffer_); |
- return parent_texture_id_; |
-} |
- |
-gpu::CommandBuffer* PlatformContext3DImpl::GetCommandBuffer() { |
- return command_buffer_; |
-} |
- |
-void PlatformContext3DImpl::SetContextLostCallback(Callback0::Type* callback) { |
- context_lost_callback_.reset(callback); |
-} |
- |
-void PlatformContext3DImpl::OnContextLost() { |
- DCHECK(command_buffer_); |
- |
- if (context_lost_callback_.get()) |
- context_lost_callback_->Run(); |
-} |
- |
-#endif // ENABLE_GPU |