3D Compositing in <browser>, first draft.

content/renderer/browser_plugin/old/browser_plugin.cc

 // Copyright (c) 2012 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 "content/renderer/browser_plugin/old/browser_plugin.h"
 
 #include "base/atomic_sequence_num.h"
 #include "base/id_map.h"
 #include "base/lazy_instance.h"
 #include "base/process.h"
@@ skipping 65 matching lines @@
       plugin_(NULL) {
   id_ = ++g_next_id;
   Register(id_, this);
 
   // By default we do not navigate and simply stay with an
   // about:blank placeholder.
   std::string src;
   ParseSrcAttribute("", &src);
 
   if (!src.empty()) {
-    render_view->Send(new BrowserPluginHostMsg_NavigateFromEmbedder(
-        render_view->GetRoutingID(),
-        id_,
-        frame->identifier(),
-        src));
+    WebKit::WebView* web_view = render_view->webview();

[Fady Samuel, 2012/07/06 15:14:44]

Given you're now applying changes to the new design, none of this should be
necessary, right?

+    if (web_view) {
+      WebGraphicsContext3DCommandBufferImpl* context = static_cast<WebGraphicsContext3DCommandBufferImpl*>(web_view->sharedGraphicsContext3D());
+      DCHECK(context);
+      BrowserPluginHostMsg_Surface_Params params;
+      params.gpu_process_id = context->GetGPUProcessID();
+      params.client_id = context->GetChannelID();
+      params.context_id = context->GetContextID();
+      params.texture_id[0] = context->createTexture();
+      params.texture_id[1] = context->createTexture();
+      params.sync_point = context->insertSyncPoint();
+      printf("Giving guest textures %u and %u\n", params.texture_id[0], params.texture_id[1]);
+      render_view->Send(new BrowserPluginHostMsg_NavigateFromEmbedder(
+          render_view->GetRoutingID(),
+          id_,
+          frame->identifier(),
+          src,
+          params));
+    }
   }
 }
 
 BrowserPlugin::~BrowserPlugin() {
   Unregister(id_);
 }
 
 void BrowserPlugin::ParseSrcAttribute(
     const std::string& default_src,
     std::string* src) {
@@ skipping 46 matching lines @@
   // TODO(fsamuel): We should delay the swapping out of the current plugin
   // until after the guest's WebGraphicsContext3D has been initialized. That
   // way, we immediately have something to render onto the screen.
   container->setPlugin(new_plugin);
   container->invalidate();
   container->reportGeometry();
   if (plugin_)
     plugin_->destroy();
   plugin_ = new_plugin;
 }