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1 /* | |
2 * Copyright 2015 Google Inc. | |
3 * | |
4 * Use of this source code is governed by a BSD-style license that can be | |
5 * found in the LICENSE file. | |
6 */ | |
7 | |
8 #include "SkCommonFlagsConfig.h" | |
9 | |
10 #include <stdlib.h> | |
11 | |
12 static const char defaultConfigs[] = | |
13 "565 8888 gpu nonrendering" | |
14 #if SK_ANGLE | |
15 #ifdef SK_BUILD_FOR_WIN | |
16 " angle" | |
17 #endif | |
18 #endif | |
19 #ifdef SK_BUILD_FOR_ANDROID_FRAMEWORK | |
20 " hwui" | |
21 #endif | |
22 ; | |
23 | |
24 static const char configHelp[] = | |
25 "Options: 565 8888 debug gpu gpudebug gpudft gpunull " | |
26 "msaa16 msaa4 nonrendering null nullgpu nvprmsaa16 nvprmsaa4 " | |
27 "pdf pdf_poppler skp svg xps" | |
28 #if SK_ANGLE | |
29 #ifdef SK_BUILD_FOR_WIN | |
30 " angle" | |
31 #endif | |
32 " angle-gl" | |
33 #endif | |
34 #if SK_COMMAND_BUFFER | |
35 " commandbuffer" | |
36 #endif | |
37 #if SK_MESA | |
38 " mesa" | |
39 #endif | |
40 #ifdef SK_BUILD_FOR_ANDROID_FRAMEWORK | |
41 " hwui" | |
42 #endif | |
43 " or use extended form 'backend(option=value,...)'.\n"; | |
44 | |
45 static const char configExtendedHelp[] = | |
46 "Extended form: 'backend(option=value,...)'\n\n" | |
47 "Possible backends and options:\n" | |
48 #if SK_SUPPORT_GPU | |
49 "\n" | |
50 "gpu(api=string,dit=bool,nvpr=bool,samples=int)\tGPU backend\n" | |
51 "\tapi\ttype: string\tdefault: native.\n" | |
52 "\t Select graphics API to use with gpu backend.\n" | |
53 "\t Options:\n" | |
54 "\t\tnative\t\t\tUse platform default OpenGL or OpenGL ES backend.\n" | |
55 "\t\tgl \t\t\tUse OpenGL.\n" | |
56 "\t\tgles \t\t\tUse OpenGL ES.\n" | |
57 "\t\tdebug \t\t\tUse debug OpenGL.\n" | |
58 "\t\tnull \t\t\tUse null OpenGL.\n" | |
59 #if SK_ANGLE | |
60 #ifdef SK_BUILD_FOR_WIN | |
61 "\t\tangle\t\t\tUse ANGLE DirectX.\n" | |
62 #endif | |
63 "\t\tangle-gl\t\t\tUse ANGLE OpenGL.\n" | |
64 #endif | |
65 #if SK_COMMAND_BUFFER | |
66 "\t\tcommandbuffer\t\tUse command buffer.\n" | |
67 #endif | |
68 #if SK_MESA | |
69 "\t\tmesa\t\t\tUse MESA.\n" | |
70 #endif | |
71 "\tdit\ttype: bool\tdefault: false.\n" | |
72 "\t Use device independent text.\n" | |
73 "\tnvpr\ttype: bool\tdefault: false.\n" | |
74 "\t Use NV_path_rendering OpenGL and OpenGL ES extension.\n" | |
75 "\tsamples\ttype: int\tdefault: 0.\n" | |
76 "\t Use multisampling with N samples.\n" | |
77 "\n" | |
78 "Predefined configs:\n\n" | |
79 "\tgpu \t= gpu()\n" | |
80 "\tmsaa4 \t= gpu(samples=4)\n" | |
81 "\tmsaa16 \t= gpu(samples=16)\n" | |
82 "\tnvprmsaa4\t= gpu(nvpr=true,samples=4)\n" | |
83 "\tnvprmsaa16\t= gpu(nvpr=true,samples=16)\n" | |
84 "\tgpudft \t= gpu(dit=true)\n" | |
85 "\tgpudebug \t= gpu(api=debug)\n" | |
86 "\tgpunull \t= gpu(api=null)\n" | |
87 "\tdebug \t= gpu(api=debug)\n" | |
88 "\tnullgpu \t= gpu(api=null)\n" | |
89 #if SK_ANGLE | |
90 #ifdef SK_BUILD_FOR_WIN | |
91 "\tangle \t= gpu(api=angle)\n" | |
92 #endif | |
93 "\tangle-gl \t= gpu(api=angle-gl)\n" | |
94 #endif | |
95 #if SK_COMMAND_BUFFER | |
96 "\tcommandbuffer\t= gpu(api=commandbuffer)\n" | |
97 #endif | |
98 #if SK_MESA | |
99 "\tmesa \t= gpu(api=mesa)\n" | |
100 #endif | |
101 #endif | |
102 ; | |
103 | |
104 DEFINE_extended_string(config, defaultConfigs, configHelp, configExtendedHelp); | |
105 | |
106 static const struct { | |
107 const char* predefinedConfig; | |
108 const char* backend; | |
109 const char* options; | |
110 } gPredefinedConfigs[] = { | |
111 #if SK_SUPPORT_GPU | |
112 { "gpu", "gpu", "" }, | |
113 { "msaa4", "gpu", "samples=4" }, | |
114 { "msaa16", "gpu", "samples=16" }, | |
115 { "nvprmsaa4", "gpu", "nvpr=true,samples=4" }, | |
116 { "nvprmsaa16", "gpu", "nvpr=true,samples=16" }, | |
117 { "gpudft", "gpu", "dit=true" }, | |
118 { "gpudebug", "gpu", "api=debug" }, | |
119 { "gpunull", "gpu", "api=null" }, | |
120 { "debug", "gpu", "api=debug" }, | |
121 { "nullgpu", "gpu", "api=null" } | |
122 #if SK_ANGLE | |
123 #ifdef SK_BUILD_FOR_WIN | |
124 , { "angle", "gpu", "api=angle" } | |
125 #endif | |
126 , { "angle-gl", "gpu", "api=angle-gl" } | |
127 #endif | |
128 #if SK_COMMAND_BUFFER | |
129 , { "commandbuffer", "gpu", "api=commandbuffer" } | |
130 #endif | |
131 #if SK_MESA | |
132 , { "mesa", "gpu", "api=mesa" } | |
133 #endif | |
134 #else | |
135 { "", "", "" } | |
136 #endif | |
137 }; | |
138 | |
139 SkCommandLineConfig::SkCommandLineConfig(const SkString& tag, const SkTArray<SkS
tring>& viaParts) | |
140 : fTag(tag) | |
141 , fViaParts(viaParts) { | |
142 } | |
143 SkCommandLineConfig::~SkCommandLineConfig() { | |
144 } | |
145 | |
146 #if SK_SUPPORT_GPU | |
147 SkCommandLineConfigGpu::SkCommandLineConfigGpu( | |
148 const SkString& tag, const SkTArray<SkString>& viaParts, | |
149 ContextType contextType, bool useNVPR, bool useDIText, int samples) | |
150 : SkCommandLineConfig(tag, viaParts) | |
151 , fContextType(contextType) | |
152 , fUseNVPR(useNVPR) | |
153 , fUseDIText(useDIText) | |
154 , fSamples(samples) { | |
155 } | |
156 static bool parse_option_int(const SkString& value, int* outInt) { | |
157 if (value.isEmpty()) { | |
158 return false; | |
159 } | |
160 char* endptr = nullptr; | |
161 long intValue = strtol(value.c_str(), &endptr, 10); | |
162 if (*endptr != '\0') { | |
163 return false; | |
164 } | |
165 *outInt = static_cast<int>(intValue); | |
166 return true; | |
167 } | |
168 static bool parse_option_bool(const SkString& value, bool* outBool) { | |
169 if (value.equals("true")) { | |
170 *outBool = true; | |
171 return true; | |
172 } | |
173 if (value.equals("false")) { | |
174 *outBool = false; | |
175 return true; | |
176 } | |
177 return false; | |
178 } | |
179 static bool parse_option_gpu_api(const SkString& value, | |
180 SkCommandLineConfigGpu::ContextType* outContext
Type) { | |
181 if (value.equals("native")) { | |
182 *outContextType = GrContextFactory::kNative_GLContextType; | |
183 return true; | |
184 } | |
185 if (value.equals("gl")) { | |
186 *outContextType = GrContextFactory::kGL_GLContextType; | |
187 return true; | |
188 } | |
189 if (value.equals("gles")) { | |
190 *outContextType = GrContextFactory::kGLES_GLContextType; | |
191 return true; | |
192 } | |
193 if (value.equals("debug")) { | |
194 *outContextType = GrContextFactory::kDebug_GLContextType; | |
195 return true; | |
196 } | |
197 if (value.equals("null")) { | |
198 *outContextType = GrContextFactory::kNull_GLContextType; | |
199 return true; | |
200 } | |
201 #if SK_ANGLE | |
202 #ifdef SK_BUILD_FOR_WIN | |
203 if (value.equals("angle")) { | |
204 *outContextType = GrContextFactory::kANGLE_GLContextType; | |
205 return true; | |
206 } | |
207 #endif | |
208 if (value.equals("angle-gl")) { | |
209 *outContextType = GrContextFactory::kANGLE_GL_GLContextType; | |
210 return true; | |
211 } | |
212 #endif | |
213 #if SK_COMMAND_BUFFER | |
214 if (value.equals("commandbuffer")) { | |
215 *outContextType = GrContextFactory::kCommandBuffer_GLContextType; | |
216 return true; | |
217 } | |
218 #endif | |
219 #if SK_MESA | |
220 if (value.equals("mesa")) { | |
221 *outContextType = GrContextFactory::kMESA_GLContextType; | |
222 return true; | |
223 } | |
224 #endif | |
225 return false; | |
226 } | |
227 | |
228 SkCommandLineConfigGpu* parse_command_line_config_gpu(const SkString& tag, | |
229 const SkTArray<SkString>&
vias, | |
230 const SkString& options) { | |
231 // Defaults for GPU backend. | |
232 bool seenAPI = false; | |
233 SkCommandLineConfigGpu::ContextType contextType = GrContextFactory::kNative_
GLContextType; | |
234 bool seenUseNVPR = false; | |
235 bool useNVPR = false; | |
236 bool seenUseDIText =false; | |
237 bool useDIText = false; | |
238 bool seenSamples = false; | |
239 int samples = 0; | |
240 | |
241 SkTArray<SkString> optionParts; | |
242 SkStrSplit(options.c_str(), ",", kStrict_SkStrSplitMode, &optionParts); | |
243 for (int i = 0; i < optionParts.count(); ++i) { | |
244 SkTArray<SkString> keyValueParts; | |
245 SkStrSplit(optionParts[i].c_str(), "=", kStrict_SkStrSplitMode, &keyValu
eParts); | |
246 if (keyValueParts.count() != 2) { | |
247 return nullptr; | |
248 } | |
249 const SkString& key = keyValueParts[0]; | |
250 const SkString& value = keyValueParts[1]; | |
251 bool valueOk = false; | |
252 if (key.equals("api") && !seenAPI) { | |
253 valueOk = parse_option_gpu_api(value, &contextType); | |
254 seenAPI = true; | |
255 } else if (key.equals("nvpr") && !seenUseNVPR) { | |
256 valueOk = parse_option_bool(value, &useNVPR); | |
257 seenUseNVPR = true; | |
258 } else if (key.equals("dit") && !seenUseDIText) { | |
259 valueOk = parse_option_bool(value, &useDIText); | |
260 seenUseDIText = true; | |
261 } else if (key.equals("samples") && !seenSamples) { | |
262 valueOk = parse_option_int(value, &samples); | |
263 seenSamples = true; | |
264 } | |
265 if (!valueOk) { | |
266 return nullptr; | |
267 } | |
268 } | |
269 return new SkCommandLineConfigGpu(tag, vias, contextType, useNVPR, useDIText
, samples); | |
270 } | |
271 #endif | |
272 | |
273 void ParseConfigs(const SkCommandLineFlags::StringArray& configs, | |
274 SkCommandLineConfigArray* outResult) { | |
275 outResult->reset(); | |
276 for (int i = 0; i < configs.count(); ++i) { | |
277 SkString extendedConfigBackend; | |
278 SkString extendedConfigOptions; | |
279 SkString tag(configs[i]); | |
280 SkTArray<SkString> vias; | |
281 | |
282 SkTArray<SkString> parts; | |
283 SkStrSplit(tag.c_str(), "(", kStrict_SkStrSplitMode, &parts); | |
284 if (parts.count() == 2) { | |
285 SkTArray<SkString> parts2; | |
286 SkStrSplit(parts[1].c_str(), ")", kStrict_SkStrSplitMode, &parts2); | |
287 if (parts2.count() == 2 && parts2[1].isEmpty()) { | |
288 SkStrSplit(parts[0].c_str(), "-", kStrict_SkStrSplitMode, &vias)
; | |
289 if (vias.count()) { | |
290 extendedConfigBackend = vias[vias.count() - 1]; | |
291 vias.pop_back(); | |
292 } else { | |
293 extendedConfigBackend = parts[0]; | |
294 } | |
295 extendedConfigOptions = parts2[0]; | |
296 tag.printf("%s(%s)", extendedConfigBackend.c_str(), extendedConf
igOptions.c_str()); | |
297 } | |
298 } | |
299 if (extendedConfigBackend.isEmpty()) { | |
300 SkStrSplit(tag.c_str(), "-", kStrict_SkStrSplitMode, &vias); | |
301 if (vias.count()) { | |
302 tag = vias[vias.count() - 1]; | |
303 vias.pop_back(); | |
304 } | |
305 // Note: no #if SK_ANGLE: this is a special rule in the via-tag gram
mar. | |
306 if (vias.count() && tag.equals("gl") && vias[vias.count() - 1].equal
s("angle")) { | |
307 tag = "angle-gl"; | |
308 vias.pop_back(); | |
309 } | |
310 } | |
311 if (extendedConfigBackend.isEmpty()) { | |
312 for (auto& predefinedConfig : gPredefinedConfigs) { | |
313 if (tag.equals(predefinedConfig.predefinedConfig)) { | |
314 extendedConfigBackend = predefinedConfig.backend; | |
315 extendedConfigOptions = predefinedConfig.options; | |
316 break; | |
317 } | |
318 } | |
319 } | |
320 | |
321 SkCommandLineConfig* parsedConfig = nullptr; | |
322 #if SK_SUPPORT_GPU | |
323 if (extendedConfigBackend.equals("gpu")) { | |
324 parsedConfig = parse_command_line_config_gpu(tag, vias, extendedConf
igOptions); | |
325 } | |
326 #endif | |
327 if (!parsedConfig) { | |
328 parsedConfig = new SkCommandLineConfig(tag, vias); | |
329 } | |
330 outResult->emplace_back(parsedConfig); | |
331 } | |
332 } | |
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