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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2012 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 "content/common/gpu/gpu_channel_manager.h" | 5 #include "content/common/gpu/gpu_channel_manager.h" |
6 | 6 |
7 #include "base/bind.h" | 7 #include "base/bind.h" |
8 #include "base/command_line.h" | 8 #include "base/command_line.h" |
9 #include "content/common/child_thread.h" | 9 #include "content/common/child_thread.h" |
10 #include "content/common/gpu/gpu_channel.h" | 10 #include "content/common/gpu/gpu_channel.h" |
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35 DCHECK(io_message_loop); | 35 DCHECK(io_message_loop); |
36 DCHECK(shutdown_event); | 36 DCHECK(shutdown_event); |
37 } | 37 } |
38 | 38 |
39 GpuChannelManager::~GpuChannelManager() { | 39 GpuChannelManager::~GpuChannelManager() { |
40 gpu_channels_.clear(); | 40 gpu_channels_.clear(); |
41 if (default_offscreen_surface_.get()) { | 41 if (default_offscreen_surface_.get()) { |
42 default_offscreen_surface_->Destroy(); | 42 default_offscreen_surface_->Destroy(); |
43 default_offscreen_surface_ = NULL; | 43 default_offscreen_surface_ = NULL; |
44 } | 44 } |
45 DCHECK(image_operations_.empty()); | |
45 } | 46 } |
46 | 47 |
47 gpu::gles2::ProgramCache* GpuChannelManager::program_cache() { | 48 gpu::gles2::ProgramCache* GpuChannelManager::program_cache() { |
48 if (!program_cache_.get() && | 49 if (!program_cache_.get() && |
49 (gfx::g_ARB_get_program_binary || gfx::g_OES_get_program_binary) && | 50 (gfx::g_ARB_get_program_binary || gfx::g_OES_get_program_binary) && |
50 !CommandLine::ForCurrentProcess()->HasSwitch( | 51 !CommandLine::ForCurrentProcess()->HasSwitch( |
51 switches::kDisableGpuProgramCache)) { | 52 switches::kDisableGpuProgramCache)) { |
52 program_cache_.reset(new gpu::gles2::MemoryProgramCache()); | 53 program_cache_.reset(new gpu::gles2::MemoryProgramCache()); |
53 } | 54 } |
54 return program_cache_.get(); | 55 return program_cache_.get(); |
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88 } | 89 } |
89 | 90 |
90 bool GpuChannelManager::OnMessageReceived(const IPC::Message& msg) { | 91 bool GpuChannelManager::OnMessageReceived(const IPC::Message& msg) { |
91 bool msg_is_ok = true; | 92 bool msg_is_ok = true; |
92 bool handled = true; | 93 bool handled = true; |
93 IPC_BEGIN_MESSAGE_MAP_EX(GpuChannelManager, msg, msg_is_ok) | 94 IPC_BEGIN_MESSAGE_MAP_EX(GpuChannelManager, msg, msg_is_ok) |
94 IPC_MESSAGE_HANDLER(GpuMsg_EstablishChannel, OnEstablishChannel) | 95 IPC_MESSAGE_HANDLER(GpuMsg_EstablishChannel, OnEstablishChannel) |
95 IPC_MESSAGE_HANDLER(GpuMsg_CloseChannel, OnCloseChannel) | 96 IPC_MESSAGE_HANDLER(GpuMsg_CloseChannel, OnCloseChannel) |
96 IPC_MESSAGE_HANDLER(GpuMsg_CreateViewCommandBuffer, | 97 IPC_MESSAGE_HANDLER(GpuMsg_CreateViewCommandBuffer, |
97 OnCreateViewCommandBuffer) | 98 OnCreateViewCommandBuffer) |
99 IPC_MESSAGE_HANDLER(GpuMsg_CreateImage, OnCreateImage) | |
100 IPC_MESSAGE_HANDLER(GpuMsg_DeleteImage, OnDeleteImage) | |
98 IPC_MESSAGE_UNHANDLED(handled = false) | 101 IPC_MESSAGE_UNHANDLED(handled = false) |
99 IPC_END_MESSAGE_MAP_EX() | 102 IPC_END_MESSAGE_MAP_EX() |
100 return handled; | 103 return handled; |
101 } | 104 } |
102 | 105 |
103 bool GpuChannelManager::Send(IPC::Message* msg) { | 106 bool GpuChannelManager::Send(IPC::Message* msg) { |
104 return gpu_child_thread_->Send(msg); | 107 return gpu_child_thread_->Send(msg); |
105 } | 108 } |
106 | 109 |
107 void GpuChannelManager::OnEstablishChannel(int client_id, bool share_context) { | 110 void GpuChannelManager::OnEstablishChannel(int client_id, bool share_context) { |
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162 | 165 |
163 GpuChannelMap::const_iterator iter = gpu_channels_.find(client_id); | 166 GpuChannelMap::const_iterator iter = gpu_channels_.find(client_id); |
164 if (iter != gpu_channels_.end()) { | 167 if (iter != gpu_channels_.end()) { |
165 iter->second->CreateViewCommandBuffer( | 168 iter->second->CreateViewCommandBuffer( |
166 window, surface_id, init_params, &route_id); | 169 window, surface_id, init_params, &route_id); |
167 } | 170 } |
168 | 171 |
169 Send(new GpuHostMsg_CommandBufferCreated(route_id)); | 172 Send(new GpuHostMsg_CommandBufferCreated(route_id)); |
170 } | 173 } |
171 | 174 |
175 void GpuChannelManager::CreateImage( | |
176 gfx::PluginWindowHandle window, int32 client_id, int32 image_id) { | |
177 gfx::Size size; | |
178 | |
179 GpuChannelMap::const_iterator iter = gpu_channels_.find(client_id); | |
180 if (iter != gpu_channels_.end()) { | |
181 iter->second->CreateImage(window, image_id, &size); | |
182 } | |
183 | |
184 Send(new GpuHostMsg_ImageCreated(size)); | |
185 } | |
186 | |
187 void GpuChannelManager::OnCreateImage( | |
188 gfx::PluginWindowHandle window, int32 client_id, int32 image_id) { | |
189 DCHECK(image_id); | |
190 | |
191 if (image_operations_.empty()) | |
192 CreateImage(window, client_id, image_id); | |
193 else | |
piman
2012/10/17 17:46:20
nit: style requires braces here because the statem
reveman
2012/10/17 21:22:55
Ah, braces required for multiple lines and not jus
| |
194 image_operations_.push_back( | |
195 std::make_pair(0, base::Bind(&GpuChannelManager::CreateImage, | |
196 base::Unretained(this), | |
197 window, | |
198 client_id, | |
199 image_id))); | |
200 } | |
201 | |
202 void GpuChannelManager::DeleteImage(int32 client_id, int32 image_id) { | |
203 GpuChannelMap::const_iterator iter = gpu_channels_.find(client_id); | |
204 if (iter != gpu_channels_.end()) { | |
205 iter->second->DeleteImage(image_id); | |
206 } | |
207 } | |
208 | |
209 void GpuChannelManager::OnDeleteImage( | |
210 int32 client_id, int32 image_id, int32 sync_point) { | |
211 DCHECK(image_id); | |
212 | |
213 if (!sync_point && image_operations_.empty()) { | |
214 DeleteImage(client_id, image_id); | |
215 } else { | |
216 image_operations_.push_back( | |
217 std::make_pair(sync_point, base::Bind(&GpuChannelManager::DeleteImage, | |
218 base::Unretained(this), | |
219 client_id, | |
220 image_id))); | |
221 if (sync_point) | |
piman
2012/10/17 17:46:20
nit: style requires braces
| |
222 sync_point_manager()->AddSyncPointCallback( | |
223 sync_point, | |
224 base::Bind(&GpuChannelManager::OnDeleteImageSyncPointRetired, | |
225 base::Unretained(this), | |
226 &image_operations_.back())); | |
piman
2012/10/17 17:46:20
I don't think taking a pointer to the deque entry
reveman
2012/10/17 21:22:55
Oops, that's bad.
| |
227 } | |
228 } | |
229 | |
230 void GpuChannelManager::OnDeleteImageSyncPointRetired( | |
231 ImageOperation* delete_image_operation) { | |
232 // Mark operation as no longer having a pending sync point. | |
233 delete_image_operation->first = 0; | |
234 | |
235 // De-queue operations until we reach a pending sync point. | |
236 while (!image_operations_.empty()) { | |
237 // Check if operation has a pending sync point. | |
238 if (image_operations_.front().first) | |
239 return; | |
240 | |
241 image_operations_.front().second.Run(); | |
242 image_operations_.pop_front(); | |
243 } | |
244 } | |
245 | |
172 void GpuChannelManager::LoseAllContexts() { | 246 void GpuChannelManager::LoseAllContexts() { |
173 MessageLoop::current()->PostTask( | 247 MessageLoop::current()->PostTask( |
174 FROM_HERE, | 248 FROM_HERE, |
175 base::Bind(&GpuChannelManager::OnLoseAllContexts, | 249 base::Bind(&GpuChannelManager::OnLoseAllContexts, |
176 weak_factory_.GetWeakPtr())); | 250 weak_factory_.GetWeakPtr())); |
177 } | 251 } |
178 | 252 |
179 void GpuChannelManager::OnLoseAllContexts() { | 253 void GpuChannelManager::OnLoseAllContexts() { |
180 gpu_channels_.clear(); | 254 gpu_channels_.clear(); |
181 } | 255 } |
182 | 256 |
183 gfx::GLSurface* GpuChannelManager::GetDefaultOffscreenSurface() { | 257 gfx::GLSurface* GpuChannelManager::GetDefaultOffscreenSurface() { |
184 if (!default_offscreen_surface_.get()) { | 258 if (!default_offscreen_surface_.get()) { |
185 default_offscreen_surface_ = gfx::GLSurface::CreateOffscreenGLSurface( | 259 default_offscreen_surface_ = gfx::GLSurface::CreateOffscreenGLSurface( |
186 false, gfx::Size(1, 1)); | 260 false, gfx::Size(1, 1)); |
187 } | 261 } |
188 return default_offscreen_surface_.get(); | 262 return default_offscreen_surface_.get(); |
189 } | 263 } |
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