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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 #include "base/strings/string_number_conversions.h" |
8 | 9 |
9 namespace cc { | 10 namespace cc { |
10 namespace switches { | 11 namespace switches { |
11 | 12 |
12 // On platforms where checkerboards are used, prefer background colors instead | 13 // On platforms where checkerboards are used, prefer background colors instead |
13 // of checkerboards. | 14 // of checkerboards. |
14 const char kBackgroundColorInsteadOfCheckerboard[] = | 15 const char kBackgroundColorInsteadOfCheckerboard[] = |
15 "background-color-instead-of-checkerboard"; | 16 "background-color-instead-of-checkerboard"; |
16 | 17 |
17 // Disables LCD text. | 18 // Disables LCD text. |
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202 const CommandLine& command_line = *CommandLine::ForCurrentProcess(); | 203 const CommandLine& command_line = *CommandLine::ForCurrentProcess(); |
203 | 204 |
204 if (command_line.HasSwitch(switches::kDisableMapImage)) | 205 if (command_line.HasSwitch(switches::kDisableMapImage)) |
205 return false; | 206 return false; |
206 else if (command_line.HasSwitch(switches::kEnableMapImage)) | 207 else if (command_line.HasSwitch(switches::kEnableMapImage)) |
207 return true; | 208 return true; |
208 | 209 |
209 return false; | 210 return false; |
210 } | 211 } |
211 | 212 |
| 213 size_t GetNumRasterThreads() { |
| 214 const int kMinRasterThreads = 1; |
| 215 const int kMaxRasterThreads = 64; |
| 216 const int kDefaultNumRasterThreads = 1; |
| 217 |
| 218 const CommandLine& command_line = *CommandLine::ForCurrentProcess(); |
| 219 if (command_line.HasSwitch(switches::kNumRasterThreads)) { |
| 220 std::string string_value = |
| 221 command_line.GetSwitchValueASCII(switches::kNumRasterThreads); |
| 222 int num_threads; |
| 223 base::StringToInt(string_value, &num_threads); |
| 224 return std::max(kMinRasterThreads, |
| 225 std::min(num_threads, kMaxRasterThreads)); |
| 226 } else { |
| 227 return kDefaultNumRasterThreads; |
| 228 } |
| 229 } |
| 230 |
212 } // namespace switches | 231 } // namespace switches |
213 } // namespace cc | 232 } // namespace cc |
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