| // 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/cc/context_provider_mojo.h" |
| |
| #include "base/logging.h" |
| #include "mojo/gles2/gles2_context.h" |
| #include "mojo/gpu/mojo_gles2_impl_autogen.h" |
| #include "third_party/mojo/src/mojo/public/cpp/environment/environment.h" |
| |
| namespace mojo { |
| |
| ContextProviderMojo::ContextProviderMojo( |
| ScopedMessagePipeHandle command_buffer_handle) |
| : command_buffer_handle_(command_buffer_handle.Pass()), |
| context_(nullptr) { |
| // Enabled the CHROMIUM_image extension to use GpuMemoryBuffers. The |
| // implementation of which is used in CommandBufferDriver. |
| capabilities_.gpu.image = true; |
| } |
| |
| bool ContextProviderMojo::BindToCurrentThread() { |
| DCHECK(command_buffer_handle_.is_valid()); |
| context_ = MojoGLES2CreateContext(command_buffer_handle_.release().value(), |
| &ContextLostThunk, |
| this, |
| Environment::GetDefaultAsyncWaiter()); |
| context_gl_.reset(new MojoGLES2Impl(context_)); |
| return !!context_; |
| } |
| |
| gpu::gles2::GLES2Interface* ContextProviderMojo::ContextGL() { |
| return context_gl_.get(); |
| } |
| |
| gpu::ContextSupport* ContextProviderMojo::ContextSupport() { |
| if (!context_) |
| return NULL; |
| // TODO(rjkroege): Ensure that UIP does not take this code path. |
| return static_cast<gles2::GLES2Context*>(context_)->context_support(); |
| } |
| |
| class GrContext* ContextProviderMojo::GrContext() { return NULL; } |
| |
| void ContextProviderMojo::InvalidateGrContext(uint32_t state) { |
| } |
| |
| cc::ContextProvider::Capabilities ContextProviderMojo::ContextCapabilities() { |
| return capabilities_; |
| } |
| |
| void ContextProviderMojo::SetupLock() { |
| } |
| |
| base::Lock* ContextProviderMojo::GetLock() { |
| return &context_lock_; |
| } |
| |
| bool ContextProviderMojo::DestroyedOnMainThread() { return !context_; } |
| |
| ContextProviderMojo::~ContextProviderMojo() { |
| context_gl_.reset(); |
| if (context_) |
| MojoGLES2DestroyContext(context_); |
| } |
| |
| void ContextProviderMojo::ContextLost() { |
| } |
| |
| } // namespace mojo |