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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/browser/gpu/compositor_util.h" | 5 #include "content/browser/gpu/compositor_util.h" |
6 | 6 |
7 #include "base/command_line.h" | 7 #include "base/command_line.h" |
8 #include "base/logging.h" | 8 #include "base/logging.h" |
9 #include "base/metrics/field_trial.h" | 9 #include "base/metrics/field_trial.h" |
10 #include "base/strings/string_number_conversions.h" | 10 #include "base/strings/string_number_conversions.h" |
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227 return false; | 227 return false; |
228 | 228 |
229 const base::CommandLine& command_line = | 229 const base::CommandLine& command_line = |
230 *base::CommandLine::ForCurrentProcess(); | 230 *base::CommandLine::ForCurrentProcess(); |
231 return !command_line.HasSwitch(switches::kDisableOneCopy); | 231 return !command_line.HasSwitch(switches::kDisableOneCopy); |
232 } | 232 } |
233 | 233 |
234 bool IsZeroCopyUploadEnabled() { | 234 bool IsZeroCopyUploadEnabled() { |
235 const base::CommandLine& command_line = | 235 const base::CommandLine& command_line = |
236 *base::CommandLine::ForCurrentProcess(); | 236 *base::CommandLine::ForCurrentProcess(); |
237 // Single-threaded mode in the renderer process (for layout tests) is | |
238 // synchronous, which depends on tiles being ready to draw when raster is | |
239 // complete. Therefore, it must use one of zero copy, software raster, or | |
240 // GPU raster. So we force zero-copy on for the case where software/GPU raster | |
241 // is not used. | |
242 // TODO(reveman): One-copy can work with sync compositing: crbug.com/490295. | |
243 if (command_line.HasSwitch(switches::kDisableThreadedCompositing)) | |
244 return true; | |
245 return command_line.HasSwitch(switches::kEnableZeroCopy); | 237 return command_line.HasSwitch(switches::kEnableZeroCopy); |
246 } | 238 } |
247 | 239 |
248 bool IsGpuRasterizationEnabled() { | 240 bool IsGpuRasterizationEnabled() { |
249 const base::CommandLine& command_line = | 241 const base::CommandLine& command_line = |
250 *base::CommandLine::ForCurrentProcess(); | 242 *base::CommandLine::ForCurrentProcess(); |
251 | 243 |
252 if (command_line.HasSwitch(switches::kDisableGpuRasterization)) | 244 if (command_line.HasSwitch(switches::kDisableGpuRasterization)) |
253 return false; | 245 return false; |
254 else if (command_line.HasSwitch(switches::kEnableGpuRasterization)) | 246 else if (command_line.HasSwitch(switches::kEnableGpuRasterization)) |
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409 } | 401 } |
410 } | 402 } |
411 return problem_list; | 403 return problem_list; |
412 } | 404 } |
413 | 405 |
414 std::vector<std::string> GetDriverBugWorkarounds() { | 406 std::vector<std::string> GetDriverBugWorkarounds() { |
415 return GpuDataManagerImpl::GetInstance()->GetDriverBugWorkarounds(); | 407 return GpuDataManagerImpl::GetInstance()->GetDriverBugWorkarounds(); |
416 } | 408 } |
417 | 409 |
418 } // namespace content | 410 } // namespace content |
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