3D Compositing in <browser>, first draft.

content/common/browser_plugin_messages.h

 // 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.
 
 // Multiply-included message header, no traditional include guard.
 
 #include <string>
 
 #include "base/basictypes.h"
 #include "base/process.h"
+#include "content/common/browser_plugin_info.h"
 #include "content/common/content_export.h"
 #include "content/public/common/common_param_traits.h"
 #include "ipc/ipc_channel_handle.h"
 #include "ipc/ipc_message_macros.h"
 #include "ipc/ipc_message_utils.h"
 #include "ui/gfx/rect.h"
 #include "ui/gfx/size.h"
 
 #define IPC_MESSAGE_START BrowserPluginMsgStart
 
 // Browser plugin messages
 
 // -----------------------------------------------------------------------------
 // These messages are from the embedder to the browser process
 
+IPC_STRUCT_TRAITS_BEGIN(BrowserPluginHostMsg_Surface_Params)
+  IPC_STRUCT_TRAITS_MEMBER(gpu_process_id)
+  IPC_STRUCT_TRAITS_MEMBER(client_id)
+  IPC_STRUCT_TRAITS_MEMBER(context_id)
+  IPC_STRUCT_TRAITS_MEMBER(texture_id[0])
+  IPC_STRUCT_TRAITS_MEMBER(texture_id[1])
+  IPC_STRUCT_TRAITS_MEMBER(sync_point)
+IPC_STRUCT_TRAITS_END()
+
+IPC_STRUCT_BEGIN(BrowserPlugin_SwapInfo)
+  IPC_STRUCT_MEMBER(int, route_id)
+  IPC_STRUCT_MEMBER(int, gpu_host_id)
+IPC_STRUCT_END()
+
 IPC_MESSAGE_ROUTED2(BrowserPluginHostMsg_SetFocus,
                     int /* container_instance_id */,
                     bool /* enable */)
 
 // Message payload includes:
 // 1. A blob that should be cast to WebInputEvent
 // 2. An optional boolean value indicating if a RawKeyDown event is associated
 //    to a keyboard shortcut of the browser.
 IPC_SYNC_MESSAGE_ROUTED0_1(BrowserPluginHostMsg_HandleInputEvent,
                            bool /* handled */)
 
 IPC_MESSAGE_ROUTED2(BrowserPluginHostMsg_UpdateRect_ACK,
                     int /* container_instance_id */,
                     int /* message_id */)
 
 // A renderer sends this to the browser process when it wants to
 // create a browser plugin.  The browser will a guest renderer process
 // if necessary.
-IPC_MESSAGE_ROUTED3(BrowserPluginHostMsg_NavigateFromEmbedder,
+IPC_MESSAGE_ROUTED4(BrowserPluginHostMsg_NavigateFromEmbedder,
                     int /* plugin instance id*/,
                     long long /* frame id */,
-                    std::string /* src */)
+                    std::string /* src */,
+                    BrowserPluginHostMsg_Surface_Params /* surface params */)
+
+IPC_MESSAGE_ROUTED2(BrowserPluginHostMsg_BuffersSwappedACK,
+                    BrowserPlugin_SwapInfo /* info */,
+                    uint32 /* sync_point */)
 
 // -----------------------------------------------------------------------------
 // These messages are from the guest renderer to the browser process
 
 // A embedder sends this message to the browser when it wants
 // to resize a guest plugin container so that the guest is relaid out
 // according to the new size.
 IPC_SYNC_MESSAGE_ROUTED4_0(BrowserPluginHostMsg_ResizeGuest,
                            int /* container_instance_id*/,
                            TransportDIB::Id /* damage_buffer_id */,
@@ skipping 43 matching lines @@
 
   // All the above coordinates are in DIP. This is the scale factor needed
   // to convert them to pixels.
   IPC_STRUCT_MEMBER(float, scale_factor)
 IPC_STRUCT_END()
 
 IPC_MESSAGE_CONTROL2(BrowserPluginMsg_AdvanceFocus,
                      int /* instance_id */,
                      bool /* reverse */)
 
+IPC_MESSAGE_CONTROL3(BrowserPluginMsg_BuffersSwapped,
+                     int /* instance_id */,
+                     uint64 /* surface_handle */,
+                     BrowserPlugin_SwapInfo /* info */)
+
 IPC_MESSAGE_CONTROL3(BrowserPluginMsg_UpdateRect,
                      int /* instance_id */,
                      int /* message_id */,
                      BrowserPluginMsg_UpdateRect_Params)