[CLOSED] In-browser software compositing

cc/output_surface_impl.cc

Index: cc/output_surface_impl.cc
diff --git a/cc/output_surface_impl.cc b/cc/output_surface_impl.cc
new file mode 100644
index 0000000000000000000000000000000000000000..a6782879de27e5cd3f348ef3991dcd65710dfc94
--- /dev/null
+++ b/cc/output_surface_impl.cc
@@ -0,0 +1,60 @@
+// Copyright (c) 2013 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 "cc/output_surface_impl.h"
+
+#include "base/logging.h"
+#include "third_party/WebKit/Source/Platform/chromium/public/WebGraphicsContext3D.h"
+
+namespace cc {
+
+OutputSurfaceImpl::OutputSurfaceImpl(
+    scoped_ptr<WebKit::WebGraphicsContext3D> context3d)
+    : client_(NULL),
+      context3d_(context3d.Pass()) {
+}
+
+OutputSurfaceImpl::OutputSurfaceImpl(
+    scoped_ptr<cc::SoftwareOutputDevice> software_device)
+    : client_(NULL),
+      software_device_(software_device.Pass()) {
+}
+
+OutputSurfaceImpl::OutputSurfaceImpl(
+    scoped_ptr<WebKit::WebGraphicsContext3D> context3d,
+    scoped_ptr<cc::SoftwareOutputDevice> software_device)
+    : client_(NULL),
+      context3d_(context3d.Pass()),
+      software_device_(software_device.Pass()) {
+}
+
+OutputSurfaceImpl::~OutputSurfaceImpl() {}
+
+bool OutputSurfaceImpl::BindToClient(
+    cc::OutputSurfaceClient* client) {
+  DCHECK(client);
+  if (!context3d_)
+    return true;
+  client_ = client;
+  return context3d_->makeContextCurrent();
+}
+
+const struct cc::OutputSurface::Capabilities&
+    OutputSurfaceImpl::Capabilities() const {
+  return capabilities_;
+}
+
+WebKit::WebGraphicsContext3D* OutputSurfaceImpl::Context3D() const {
+  return context3d_.get();
+}
+
+cc::SoftwareOutputDevice* OutputSurfaceImpl::SoftwareDevice() const {
+  return software_device_.get();
+}
+
+void OutputSurfaceImpl::SendFrameToParentCompositor(
+    cc::CompositorFrame*) {
+}
+
+}  // namespace cc