src/mojo/services/gles2/gles2_impl.cc

   1 // Copyright 2013 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 #include "mojo/services/gles2/gles2_impl.h"
   6
   7 #include <stdio.h>
   8 #include "base/bind.h"
   9 #include "gpu/command_buffer/client/gl_in_process_context.h"
  10 #include "gpu/command_buffer/client/gles2_implementation.h"
  11
  12 namespace mojo {
  13 namespace services {
  14
  15 GLES2Impl::GLES2Impl(ScopedMessagePipeHandle client)
  16     : client_(client.Pass(), this) {
  17 }
  18
  19 GLES2Impl::~GLES2Impl() {
  20 }
  21
  22 void GLES2Impl::RequestAnimationFrames() {
  23   timer_.Start(FROM_HERE, base::TimeDelta::FromMilliseconds(16),
  24                this, &GLES2Impl::DrawAnimationFrame);
  25 }
  26
  27 void GLES2Impl::CancelAnimationFrames() {
  28   timer_.Stop();
  29 }
  30
  31 void GLES2Impl::Destroy() {
  32   gl_context_.reset();
  33 }
  34
  35 void GLES2Impl::CreateContext(gfx::AcceleratedWidget widget,
  36                               const gfx::Size& size) {
  37   gpu::GLInProcessContextAttribs attribs;
  38   gl_context_.reset(gpu::GLInProcessContext::CreateContext(
  39       false, widget, size, false, attribs, gfx::PreferDiscreteGpu));
  40   gl_context_->SetContextLostCallback(base::Bind(
  41       &GLES2Impl::OnGLContextLost, base::Unretained(this)));
  42
  43   gpu::gles2::GLES2Interface* gl = gl_context_->GetImplementation();
  44   uint64_t encoded_gl = static_cast<uint64_t>(reinterpret_cast<uintptr_t>(gl));
  45
  46   client_->DidCreateContext(encoded_gl, size.width(), size.height());
  47 }
  48
  49 void GLES2Impl::OnGLContextLost() {
  50   client_->ContextLost();
  51 }
  52
  53 void GLES2Impl::DrawAnimationFrame() {
  54   client_->DrawAnimationFrame();
  55 }
  56
  57 }  // namespace services
  58 }  // namespace mojo