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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 "cc/base/switches.h" | 5 #include "cc/base/switches.h" |
6 | 6 |
7 #include "base/command_line.h" | 7 #include "base/command_line.h" |
8 | 8 |
9 namespace cc { | 9 namespace cc { |
10 namespace switches { | 10 namespace switches { |
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127 // Show rects in the HUD wherever something is known to be drawn opaque and is | 127 // Show rects in the HUD wherever something is known to be drawn opaque and is |
128 // considered occluding the pixels behind it. | 128 // considered occluding the pixels behind it. |
129 const char kShowOccludingRects[] = "show-occluding-rects"; | 129 const char kShowOccludingRects[] = "show-occluding-rects"; |
130 const char kUIShowOccludingRects[] = "ui-show-occluding-rects"; | 130 const char kUIShowOccludingRects[] = "ui-show-occluding-rects"; |
131 | 131 |
132 // Show rects in the HUD wherever something is not known to be drawn opaque and | 132 // Show rects in the HUD wherever something is not known to be drawn opaque and |
133 // is not considered to be occluding the pixels behind it. | 133 // is not considered to be occluding the pixels behind it. |
134 const char kShowNonOccludingRects[] = "show-nonoccluding-rects"; | 134 const char kShowNonOccludingRects[] = "show-nonoccluding-rects"; |
135 const char kUIShowNonOccludingRects[] = "ui-show-nonoccluding-rects"; | 135 const char kUIShowNonOccludingRects[] = "ui-show-nonoccluding-rects"; |
136 | 136 |
| 137 // Enable the codepath that uses GpuMemoryBuffers within TileManager. |
| 138 const char kUseGpuMemoryBuffers[] = "use-gpu-memory-buffers"; |
| 139 |
137 // Prevents the layer tree unit tests from timing out. | 140 // Prevents the layer tree unit tests from timing out. |
138 const char kCCLayerTreeTestNoTimeout[] = "cc-layer-tree-test-no-timeout"; | 141 const char kCCLayerTreeTestNoTimeout[] = "cc-layer-tree-test-no-timeout"; |
139 | 142 |
140 // Trace events get dumped to stderr for debugging purposes. | 143 // Trace events get dumped to stderr for debugging purposes. |
141 const char kCCUnittestsTraceEventsToVLOG[] = | 144 const char kCCUnittestsTraceEventsToVLOG[] = |
142 "cc-unittests-trace-events-to-vlog"; | 145 "cc-unittests-trace-events-to-vlog"; |
143 | 146 |
144 bool IsImplSidePaintingEnabled() { | 147 bool IsImplSidePaintingEnabled() { |
145 const CommandLine& command_line = *CommandLine::ForCurrentProcess(); | 148 const CommandLine& command_line = *CommandLine::ForCurrentProcess(); |
146 | 149 |
147 if (command_line.HasSwitch(cc::switches::kDisableImplSidePainting)) | 150 if (command_line.HasSwitch(cc::switches::kDisableImplSidePainting)) |
148 return false; | 151 return false; |
149 else if (command_line.HasSwitch(cc::switches::kEnableImplSidePainting)) | 152 else if (command_line.HasSwitch(cc::switches::kEnableImplSidePainting)) |
150 return true; | 153 return true; |
151 | 154 |
152 // Check GOOGLE_TV ahead of OS_ANDROID as they are not orthogonal. | 155 // Check GOOGLE_TV ahead of OS_ANDROID as they are not orthogonal. |
153 // TODO(jinsukkim): Remove this once the impl-side javascript-driven painting | 156 // TODO(jinsukkim): Remove this once the impl-side javascript-driven painting |
154 // performance issue is addressed. (crbug.com/235347) | 157 // performance issue is addressed. (crbug.com/235347) |
155 #if defined(GOOGLE_TV) | 158 #if defined(GOOGLE_TV) |
156 return false; | 159 return false; |
157 #elif defined(OS_ANDROID) | 160 #elif defined(OS_ANDROID) |
158 return true; | 161 return true; |
159 #else | 162 #else |
160 return false; | 163 return false; |
161 #endif | 164 #endif |
162 } | 165 } |
163 | 166 |
164 } // namespace switches | 167 } // namespace switches |
165 } // namespace cc | 168 } // namespace cc |
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