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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/image_transport_surface.h" | 5 #include "content/common/gpu/image_transport_surface.h" |
6 | 6 |
7 #include "base/bind.h" | 7 #include "base/bind.h" |
8 #include "base/bind_helpers.h" | 8 #include "base/bind_helpers.h" |
9 #include "base/command_line.h" | 9 #include "base/command_line.h" |
10 #include "base/debug/trace_event.h" | 10 #include "base/debug/trace_event.h" |
11 #include "content/common/gpu/gpu_channel.h" | 11 #include "content/common/gpu/gpu_channel.h" |
12 #include "content/common/gpu/gpu_channel_manager.h" | 12 #include "content/common/gpu/gpu_channel_manager.h" |
13 #include "content/common/gpu/gpu_command_buffer_stub.h" | 13 #include "content/common/gpu/gpu_command_buffer_stub.h" |
14 #include "content/common/gpu/gpu_messages.h" | 14 #include "content/common/gpu/gpu_messages.h" |
15 #include "content/common/gpu/null_transport_surface.h" | 15 #include "content/common/gpu/null_transport_surface.h" |
16 #include "content/common/gpu/sync_point_manager.h" | 16 #include "content/common/gpu/sync_point_manager.h" |
17 #include "gpu/command_buffer/service/gpu_scheduler.h" | 17 #include "gpu/command_buffer/service/gpu_scheduler.h" |
18 #include "ui/gfx/vsync_provider.h" | 18 #include "ui/gfx/vsync_provider.h" |
19 #include "ui/gl/gl_implementation.h" | 19 #include "ui/gl/gl_implementation.h" |
20 #include "ui/gl/gl_switches.h" | 20 #include "ui/gl/gl_switches.h" |
21 | 21 |
| 22 #if defined(OS_WIN) |
| 23 #include "ui/base/win/shell.h" |
| 24 #endif |
| 25 |
22 namespace content { | 26 namespace content { |
23 | 27 |
24 ImageTransportSurface::ImageTransportSurface() {} | 28 ImageTransportSurface::ImageTransportSurface() {} |
25 | 29 |
26 ImageTransportSurface::~ImageTransportSurface() {} | 30 ImageTransportSurface::~ImageTransportSurface() {} |
27 | 31 |
28 scoped_refptr<gfx::GLSurface> ImageTransportSurface::CreateSurface( | 32 scoped_refptr<gfx::GLSurface> ImageTransportSurface::CreateSurface( |
29 GpuChannelManager* manager, | 33 GpuChannelManager* manager, |
30 GpuCommandBufferStub* stub, | 34 GpuCommandBufferStub* stub, |
31 const gfx::GLSurfaceHandle& handle) { | 35 const gfx::GLSurfaceHandle& handle) { |
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142 } | 146 } |
143 | 147 |
144 bool ImageTransportHelper::MakeCurrent() { | 148 bool ImageTransportHelper::MakeCurrent() { |
145 gpu::gles2::GLES2Decoder* decoder = Decoder(); | 149 gpu::gles2::GLES2Decoder* decoder = Decoder(); |
146 if (!decoder) | 150 if (!decoder) |
147 return false; | 151 return false; |
148 return decoder->MakeCurrent(); | 152 return decoder->MakeCurrent(); |
149 } | 153 } |
150 | 154 |
151 void ImageTransportHelper::SetSwapInterval(gfx::GLContext* context) { | 155 void ImageTransportHelper::SetSwapInterval(gfx::GLContext* context) { |
| 156 #if defined(OS_WIN) |
| 157 // If Aero Glass is enabled, then the renderer will handle ratelimiting and |
| 158 // there's no tearing, so waiting for vsync is unnecessary. |
| 159 if (ui::win::IsAeroGlassEnabled()) { |
| 160 context->SetSwapInterval(0); |
| 161 return; |
| 162 } |
| 163 #endif |
152 if (CommandLine::ForCurrentProcess()->HasSwitch(switches::kDisableGpuVsync)) | 164 if (CommandLine::ForCurrentProcess()->HasSwitch(switches::kDisableGpuVsync)) |
153 context->SetSwapInterval(0); | 165 context->SetSwapInterval(0); |
154 else | 166 else |
155 context->SetSwapInterval(1); | 167 context->SetSwapInterval(1); |
156 } | 168 } |
157 | 169 |
158 gpu::GpuScheduler* ImageTransportHelper::Scheduler() { | 170 gpu::GpuScheduler* ImageTransportHelper::Scheduler() { |
159 if (!stub_.get()) | 171 if (!stub_.get()) |
160 return NULL; | 172 return NULL; |
161 return stub_->scheduler(); | 173 return stub_->scheduler(); |
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285 void PassThroughImageTransportSurface::SendVSyncUpdateIfAvailable() { | 297 void PassThroughImageTransportSurface::SendVSyncUpdateIfAvailable() { |
286 gfx::VSyncProvider* vsync_provider = GetVSyncProvider(); | 298 gfx::VSyncProvider* vsync_provider = GetVSyncProvider(); |
287 if (vsync_provider) { | 299 if (vsync_provider) { |
288 vsync_provider->GetVSyncParameters( | 300 vsync_provider->GetVSyncParameters( |
289 base::Bind(&ImageTransportHelper::SendUpdateVSyncParameters, | 301 base::Bind(&ImageTransportHelper::SendUpdateVSyncParameters, |
290 helper_->AsWeakPtr())); | 302 helper_->AsWeakPtr())); |
291 } | 303 } |
292 } | 304 } |
293 | 305 |
294 } // namespace content | 306 } // namespace content |
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