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Issue 4815001: Use inner HWND for accelerated rendering on windows (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/src/
Patch Set: '' Created 10 years, 1 month ago
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1 // Copyright (c) 2010 The Chromium Authors. All rights reserved. 1 // Copyright (c) 2010 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be 2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file. 3 // found in the LICENSE file.
4 4
5 #include "chrome/gpu/gpu_channel.h" 5 #include "chrome/gpu/gpu_channel.h"
6 6
7 #if defined(OS_WIN) 7 #if defined(OS_WIN)
8 #include <windows.h> 8 #include <windows.h>
9 #endif 9 #endif
10 10
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116 gfx::PluginWindowHandle handle = gfx::kNullPluginWindow; 116 gfx::PluginWindowHandle handle = gfx::kNullPluginWindow;
117 #if defined(OS_WIN) 117 #if defined(OS_WIN)
118 gfx::NativeView view = gfx::NativeViewFromId(view_id); 118 gfx::NativeView view = gfx::NativeViewFromId(view_id);
119 119
120 // Check that the calling renderer is allowed to render to this window. 120 // Check that the calling renderer is allowed to render to this window.
121 // TODO(apatrick): consider killing the renderer process rather than failing. 121 // TODO(apatrick): consider killing the renderer process rather than failing.
122 int view_renderer_id = reinterpret_cast<int>( 122 int view_renderer_id = reinterpret_cast<int>(
123 GetProp(view, chrome::kChromiumRendererIdProperty)); 123 GetProp(view, chrome::kChromiumRendererIdProperty));
124 if (view_renderer_id != renderer_id_) 124 if (view_renderer_id != renderer_id_)
125 return; 125 return;
126
127 // Note, we don't actually render into the view HWND. Instead, inside
128 // the GpuCommandBufferStub, we will create a child window within the view
129 // HWND into which we will render.
126 handle = view; 130 handle = view;
127 #elif defined(OS_LINUX) 131 #elif defined(OS_LINUX)
128 ChildThread* gpu_thread = ChildThread::current(); 132 ChildThread* gpu_thread = ChildThread::current();
129 // Ask the browser for the view's XID. 133 // Ask the browser for the view's XID.
130 // TODO(piman): This assumes that it doesn't change. It can change however 134 // TODO(piman): This assumes that it doesn't change. It can change however
131 // when tearing off tabs. This needs a fix in the browser UI code. A possible 135 // when tearing off tabs. This needs a fix in the browser UI code. A possible
132 // alternative would be to add a socket/plug pair like with plugins but that 136 // alternative would be to add a socket/plug pair like with plugins but that
133 // has issues with events and focus. 137 // has issues with events and focus.
134 gpu_thread->Send(new GpuHostMsg_GetViewXID(view_id, &handle)); 138 gpu_thread->Send(new GpuHostMsg_GetViewXID(view_id, &handle));
135 #elif defined(OS_MACOSX) 139 #elif defined(OS_MACOSX)
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244 channel_name, IPC::Channel::MODE_SERVER, this, NULL, 248 channel_name, IPC::Channel::MODE_SERVER, this, NULL,
245 ChildProcess::current()->io_message_loop(), false, 249 ChildProcess::current()->io_message_loop(), false,
246 ChildProcess::current()->GetShutDownEvent())); 250 ChildProcess::current()->GetShutDownEvent()));
247 251
248 return true; 252 return true;
249 } 253 }
250 254
251 std::string GpuChannel::GetChannelName() { 255 std::string GpuChannel::GetChannelName() {
252 return StringPrintf("%d.r%d", base::GetCurrentProcId(), renderer_id_); 256 return StringPrintf("%d.r%d", base::GetCurrentProcId(), renderer_id_);
253 } 257 }
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