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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 "ui/gl/gl_implementation.h" | 5 #include "ui/gl/gl_implementation.h" |
6 | 6 |
7 #include <stddef.h> | 7 #include <stddef.h> |
8 | 8 |
9 #include <algorithm> | 9 #include <algorithm> |
10 #include <string> | 10 #include <string> |
11 | 11 |
12 #include "base/at_exit.h" | 12 #include "base/at_exit.h" |
13 #include "base/command_line.h" | 13 #include "base/command_line.h" |
14 #include "base/logging.h" | 14 #include "base/logging.h" |
15 #include "base/macros.h" | 15 #include "base/macros.h" |
16 #include "base/memory/ptr_util.h" | 16 #include "base/memory/ptr_util.h" |
| 17 #include "base/strings/string_piece.h" |
17 #include "base/strings/string_split.h" | 18 #include "base/strings/string_split.h" |
18 #include "base/strings/string_util.h" | 19 #include "base/strings/string_util.h" |
19 #include "build/build_config.h" | 20 #include "build/build_config.h" |
20 #include "ui/gl/gl_bindings.h" | 21 #include "ui/gl/gl_bindings.h" |
21 #include "ui/gl/gl_gl_api_implementation.h" | 22 #include "ui/gl/gl_gl_api_implementation.h" |
22 #include "ui/gl/gl_version_info.h" | 23 #include "ui/gl/gl_version_info.h" |
23 | 24 |
24 namespace gl { | 25 namespace gl { |
25 | 26 |
26 namespace { | 27 namespace { |
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155 bool HasInitializedNullDrawGLBindings() { | 156 bool HasInitializedNullDrawGLBindings() { |
156 return GetNullDrawBindingsEnabled(); | 157 return GetNullDrawBindingsEnabled(); |
157 } | 158 } |
158 | 159 |
159 std::string FilterGLExtensionList( | 160 std::string FilterGLExtensionList( |
160 const char* extensions, | 161 const char* extensions, |
161 const std::vector<std::string>& disabled_extensions) { | 162 const std::vector<std::string>& disabled_extensions) { |
162 if (extensions == NULL) | 163 if (extensions == NULL) |
163 return ""; | 164 return ""; |
164 | 165 |
165 std::vector<std::string> extension_vec = base::SplitString( | 166 std::vector<base::StringPiece> extension_vec = base::SplitStringPiece( |
166 extensions, " ", base::TRIM_WHITESPACE, base::SPLIT_WANT_ALL); | 167 extensions, " ", base::TRIM_WHITESPACE, base::SPLIT_WANT_ALL); |
167 | 168 |
168 auto is_disabled = [&disabled_extensions](const std::string& ext) { | 169 auto is_disabled = [&disabled_extensions](const base::StringPiece& ext) { |
169 return std::find(disabled_extensions.begin(), disabled_extensions.end(), | 170 return std::find(disabled_extensions.begin(), disabled_extensions.end(), |
170 ext) != disabled_extensions.end(); | 171 ext) != disabled_extensions.end(); |
171 }; | 172 }; |
172 extension_vec.erase( | 173 extension_vec.erase( |
173 std::remove_if(extension_vec.begin(), extension_vec.end(), is_disabled), | 174 std::remove_if(extension_vec.begin(), extension_vec.end(), is_disabled), |
174 extension_vec.end()); | 175 extension_vec.end()); |
175 | 176 |
176 return base::JoinString(extension_vec, " "); | 177 return base::JoinString(extension_vec, " "); |
177 } | 178 } |
178 | 179 |
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194 std::string GetGLExtensionsFromCurrentContext(GLApi* api) { | 195 std::string GetGLExtensionsFromCurrentContext(GLApi* api) { |
195 if (WillUseGLGetStringForExtensions(api)) { | 196 if (WillUseGLGetStringForExtensions(api)) { |
196 const char* extensions = | 197 const char* extensions = |
197 reinterpret_cast<const char*>(api->glGetStringFn(GL_EXTENSIONS)); | 198 reinterpret_cast<const char*>(api->glGetStringFn(GL_EXTENSIONS)); |
198 return extensions ? std::string(extensions) : std::string(); | 199 return extensions ? std::string(extensions) : std::string(); |
199 } | 200 } |
200 | 201 |
201 GLint num_extensions = 0; | 202 GLint num_extensions = 0; |
202 api->glGetIntegervFn(GL_NUM_EXTENSIONS, &num_extensions); | 203 api->glGetIntegervFn(GL_NUM_EXTENSIONS, &num_extensions); |
203 | 204 |
204 std::vector<std::string> exts(num_extensions); | 205 std::vector<base::StringPiece> exts(num_extensions); |
205 for (GLint i = 0; i < num_extensions; ++i) { | 206 for (GLint i = 0; i < num_extensions; ++i) { |
206 const char* extension = | 207 const char* extension = |
207 reinterpret_cast<const char*>(api->glGetStringiFn(GL_EXTENSIONS, i)); | 208 reinterpret_cast<const char*>(api->glGetStringiFn(GL_EXTENSIONS, i)); |
208 DCHECK(extension != NULL); | 209 DCHECK(extension != NULL); |
209 exts[i] = extension; | 210 exts[i] = extension; |
210 } | 211 } |
211 return base::JoinString(exts, " "); | 212 return base::JoinString(exts, " "); |
212 } | 213 } |
213 | 214 |
214 bool WillUseGLGetStringForExtensions() { | 215 bool WillUseGLGetStringForExtensions() { |
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243 base::NativeLibrary library = base::LoadNativeLibrary(filename, &error); | 244 base::NativeLibrary library = base::LoadNativeLibrary(filename, &error); |
244 if (!library) { | 245 if (!library) { |
245 LOG(ERROR) << "Failed to load " << filename.MaybeAsASCII() << ": " | 246 LOG(ERROR) << "Failed to load " << filename.MaybeAsASCII() << ": " |
246 << error.ToString(); | 247 << error.ToString(); |
247 return NULL; | 248 return NULL; |
248 } | 249 } |
249 return library; | 250 return library; |
250 } | 251 } |
251 | 252 |
252 } // namespace gl | 253 } // namespace gl |
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