1 /*-------------------------------------------------------------------------
2  * drawElements Quality Program EGL Module
3  * ---------------------------------------
4  *
5  * Copyright 2014 The Android Open Source Project
6  *
7  * Licensed under the Apache License, Version 2.0 (the "License");
8  * you may not use this file except in compliance with the License.
9  * You may obtain a copy of the License at
10  *
11  *      http://www.apache.org/licenses/LICENSE-2.0
12  *
13  * Unless required by applicable law or agreed to in writing, software
14  * distributed under the License is distributed on an "AS IS" BASIS,
15  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
16  * See the License for the specific language governing permissions and
17  * limitations under the License.
18  *
19  *//*!
20  * \file
21  * \brief Choose config tests.
22  *//*--------------------------------------------------------------------*/
23 
24 #include "teglChooseConfigTests.hpp"
25 #include "teglChooseConfigReference.hpp"
26 #include "tcuTestLog.hpp"
27 #include "egluStrUtil.hpp"
28 #include "egluUtil.hpp"
29 #include "eglwLibrary.hpp"
30 #include "eglwEnums.hpp"
31 #include "deRandom.hpp"
32 #include "deStringUtil.hpp"
33 
34 #include <vector>
35 #include <algorithm>
36 #include <string>
37 #include <set>
38 #include <map>
39 
40 namespace deqp
41 {
42 namespace egl
43 {
44 
45 using std::set;
46 using std::vector;
47 using std::pair;
48 using std::string;
49 using tcu::TestLog;
50 using eglu::ConfigInfo;
51 using namespace eglw;
52 
53 namespace
54 {
55 
configListToString(const Library & egl,const EGLDisplay & display,const vector<EGLConfig> & configs)56 string configListToString (const Library& egl, const EGLDisplay& display, const vector<EGLConfig>& configs)
57 {
58 	string str = "";
59 	for (vector<EGLConfig>::const_iterator cfgIter = configs.begin(); cfgIter != configs.end(); cfgIter++)
60 	{
61 		EGLConfig	config		= *cfgIter;
62 		EGLint		configId	= eglu::getConfigID(egl, display, config);
63 
64 		if (str.length() != 0)
65 			str += " ";
66 
67 		str += de::toString(configId);
68 	}
69 	return str;
70 }
71 
logConfigAttrib(TestLog & log,EGLenum attrib,EGLint value)72 void logConfigAttrib (TestLog& log, EGLenum attrib, EGLint value)
73 {
74 	const std::string	attribStr	= eglu::getConfigAttribName(attrib);
75 
76 	if (value == EGL_DONT_CARE)
77 	{
78 		log << TestLog::Message << "  " << attribStr << ": EGL_DONT_CARE" << TestLog::EndMessage;
79 		return;
80 	}
81 
82 	log << TestLog::Message << "  " << attribStr << ": " << eglu::getConfigAttribValueStr(attrib, value) << TestLog::EndMessage;
83 }
84 
configListEqual(const Library & egl,const EGLDisplay & display,const vector<EGLConfig> & as,const vector<EGLConfig> & bs)85 bool configListEqual (const Library& egl, const EGLDisplay& display, const vector<EGLConfig>& as, const vector<EGLConfig>& bs)
86 {
87 	if (as.size() != bs.size())
88 		return false;
89 
90 	for (int configNdx = 0; configNdx < (int)as.size(); configNdx++)
91 	{
92 		if (as[configNdx] != bs[configNdx])
93 		{
94 			// Allow lists to differ if both configs are non-conformant
95 			const EGLint aCaveat = eglu::getConfigAttribInt(egl, display, as[configNdx], EGL_CONFIG_CAVEAT);
96 			const EGLint bCaveat = eglu::getConfigAttribInt(egl, display, bs[configNdx], EGL_CONFIG_CAVEAT);
97 
98 			if (aCaveat != EGL_NON_CONFORMANT_CONFIG || bCaveat != EGL_NON_CONFORMANT_CONFIG)
99 				return false;
100 		}
101 	}
102 
103 	return true;
104 }
105 
106 } // anonymous
107 
108 class ChooseConfigCase : public TestCase
109 {
110 public:
ChooseConfigCase(EglTestContext & eglTestCtx,const char * name,const char * description,bool checkOrder,const EGLint * attributes)111 	ChooseConfigCase (EglTestContext& eglTestCtx, const char* name, const char* description, bool checkOrder, const EGLint* attributes)
112 		: TestCase		(eglTestCtx, name, description)
113 		, m_checkOrder	(checkOrder)
114 		, m_display		(EGL_NO_DISPLAY)
115 	{
116 		// Parse attributes
117 		while (attributes[0] != EGL_NONE)
118 		{
119 			m_attributes.push_back(std::make_pair((EGLenum)attributes[0], (EGLint)attributes[1]));
120 			attributes += 2;
121 		}
122 	}
123 
ChooseConfigCase(EglTestContext & eglTestCtx,const char * name,const char * description,bool checkOrder,const std::vector<std::pair<EGLenum,EGLint>> & attributes)124 	ChooseConfigCase (EglTestContext& eglTestCtx, const char* name, const char* description, bool checkOrder, const std::vector<std::pair<EGLenum, EGLint> >& attributes)
125 		: TestCase		(eglTestCtx, name, description)
126 		, m_checkOrder	(checkOrder)
127 		, m_attributes	(attributes)
128 		, m_display		(EGL_NO_DISPLAY)
129 	{
130 	}
131 
init(void)132 	void init (void)
133 	{
134 		DE_ASSERT(m_display == EGL_NO_DISPLAY);
135 		m_display	= eglu::getAndInitDisplay(m_eglTestCtx.getNativeDisplay());
136 	}
137 
deinit(void)138 	void deinit (void)
139 	{
140 		m_eglTestCtx.getLibrary().terminate(m_display);
141 		m_display = EGL_NO_DISPLAY;
142 	}
143 
iterate(void)144 	IterateResult iterate (void)
145 	{
146 		m_testCtx.setTestResult(QP_TEST_RESULT_PASS, "Pass");
147 		executeTest(m_attributes, m_checkOrder);
148 		return STOP;
149 	}
150 
151 protected:
ChooseConfigCase(EglTestContext & eglTestCtx,const char * name,const char * description,bool checkOrder)152 	ChooseConfigCase (EglTestContext& eglTestCtx, const char* name, const char* description, bool checkOrder)
153 		: TestCase		(eglTestCtx, name, description)
154 		, m_checkOrder	(checkOrder)
155 		, m_display		(EGL_NO_DISPLAY)
156 	{
157 	}
158 
executeTest(const std::vector<std::pair<EGLenum,EGLint>> & attributes,bool checkOrder)159 	void executeTest (const std::vector<std::pair<EGLenum, EGLint> >& attributes, bool checkOrder)
160 	{
161 		const Library&	egl	= m_eglTestCtx.getLibrary();
162 		TestLog&		log	= m_testCtx.getLog();
163 
164 		// Build attributes for EGL
165 		vector<EGLint> attribList;
166 		for (vector<pair<EGLenum, EGLint> >::const_iterator i = attributes.begin(); i != attributes.end(); i++)
167 		{
168 			attribList.push_back(i->first);
169 			attribList.push_back(i->second);
170 		}
171 		attribList.push_back(EGL_NONE);
172 
173 		// Print attribList to log
174 		log << TestLog::Message << "Attributes:" << TestLog::EndMessage;
175 		for (vector<pair<EGLenum, EGLint> >::const_iterator i = attributes.begin(); i != attributes.end(); i++)
176 			logConfigAttrib(log, i->first, i->second);
177 
178 		std::vector<EGLConfig>	resultConfigs;
179 		std::vector<EGLConfig>	referenceConfigs;
180 
181 		// Query from EGL implementation
182 		{
183 			EGLint numConfigs = 0;
184 			EGLU_CHECK_CALL(egl, chooseConfig(m_display, &attribList[0], DE_NULL, 0, &numConfigs));
185 			resultConfigs.resize(numConfigs);
186 
187 			if (numConfigs > 0)
188 				EGLU_CHECK_CALL(egl, chooseConfig(m_display, &attribList[0], &resultConfigs[0], (EGLint)resultConfigs.size(), &numConfigs));
189 		}
190 
191 		// Build reference
192 		chooseConfigReference(egl, m_display, referenceConfigs, attributes);
193 
194 		log << TestLog::Message << "Expected:\n  " << configListToString(egl, m_display, referenceConfigs) << TestLog::EndMessage;
195 		log << TestLog::Message << "Got:\n  " << configListToString(egl, m_display, resultConfigs) << TestLog::EndMessage;
196 
197 		bool isSetMatch		= (set<EGLConfig>(resultConfigs.begin(), resultConfigs.end()) == set<EGLConfig>(referenceConfigs.begin(), referenceConfigs.end()));
198 		bool isExactMatch	= configListEqual(egl, m_display, resultConfigs, referenceConfigs);
199 		bool isMatch		= isSetMatch && (checkOrder ? isExactMatch : true);
200 
201 		if (isMatch)
202 			log << TestLog::Message << "Pass" << TestLog::EndMessage;
203 		else if (!isSetMatch)
204 			log << TestLog::Message << "Fail, configs don't match" << TestLog::EndMessage;
205 		else if (!isExactMatch)
206 			log << TestLog::Message << "Fail, got correct configs but in invalid order" << TestLog::EndMessage;
207 
208 		if (!isMatch)
209 			m_testCtx.setTestResult(QP_TEST_RESULT_FAIL, "Fail");
210 	}
211 
fillDontCare(std::vector<std::pair<EGLenum,EGLint>> & attributes)212 	void fillDontCare (std::vector<std::pair<EGLenum, EGLint> >& attributes)
213 	{
214 		static const EGLenum dontCareAttributes[] =
215 		{
216 			EGL_TRANSPARENT_TYPE,
217 			EGL_COLOR_BUFFER_TYPE,
218 			EGL_RENDERABLE_TYPE,
219 			EGL_SURFACE_TYPE
220 		};
221 
222 		// Fill appropriate unused attributes with EGL_DONT_CARE
223 		for (int ndx = 0; ndx < DE_LENGTH_OF_ARRAY(dontCareAttributes); ndx++)
224 		{
225 			bool found = false;
226 			for (size_t findNdx = 0; findNdx < attributes.size(); findNdx++)
227 				if (attributes[findNdx].first == dontCareAttributes[ndx]) found = true;
228 
229 			if (!found) attributes.push_back(std::make_pair(dontCareAttributes[ndx], EGL_DONT_CARE));
230 		}
231 	}
232 
233 	const bool						m_checkOrder;
234 	vector<pair<EGLenum, EGLint> >	m_attributes;
235 
236 	EGLDisplay						m_display;
237 };
238 
239 class ChooseConfigSimpleCase : public ChooseConfigCase
240 {
241 protected:
getValue(EGLenum name)242 	EGLint getValue (EGLenum name)
243 	{
244 		static const struct
245 		{
246 			EGLenum		name;
247 			EGLint		value;
248 		} attributes[] =
249 		{
250 			{ EGL_BUFFER_SIZE,				0					},
251 			{ EGL_RED_SIZE,					0					},
252 			{ EGL_GREEN_SIZE,				0					},
253 			{ EGL_BLUE_SIZE,				0					},
254 			{ EGL_LUMINANCE_SIZE,			0					},
255 			{ EGL_ALPHA_SIZE,				0					},
256 			{ EGL_ALPHA_MASK_SIZE,			0					},
257 			{ EGL_BIND_TO_TEXTURE_RGB,		EGL_DONT_CARE		},
258 			{ EGL_BIND_TO_TEXTURE_RGBA,		EGL_DONT_CARE		},
259 			{ EGL_COLOR_BUFFER_TYPE,		EGL_DONT_CARE		},
260 			{ EGL_CONFIG_CAVEAT,			EGL_DONT_CARE		},
261 			//{ EGL_CONFIG_ID,				EGL_DONT_CARE		},
262 			{ EGL_DEPTH_SIZE,				0					},
263 			{ EGL_LEVEL,					0					},
264 			{ EGL_MAX_SWAP_INTERVAL,		EGL_DONT_CARE		},
265 			{ EGL_MIN_SWAP_INTERVAL,		EGL_DONT_CARE		},
266 			{ EGL_NATIVE_RENDERABLE,		EGL_DONT_CARE		},
267 			{ EGL_NATIVE_VISUAL_TYPE,		EGL_DONT_CARE		},
268 			{ EGL_SAMPLE_BUFFERS,			0					},
269 			{ EGL_SAMPLES,					0					},
270 			{ EGL_STENCIL_SIZE,				0					},
271 			{ EGL_TRANSPARENT_TYPE,			EGL_TRANSPARENT_RGB	},
272 			{ EGL_TRANSPARENT_RED_VALUE,	0					},
273 			{ EGL_TRANSPARENT_GREEN_VALUE,	0					},
274 			{ EGL_TRANSPARENT_BLUE_VALUE,	0					},
275 			{ EGL_CONFORMANT,				EGL_OPENGL_ES_BIT	},
276 			{ EGL_RENDERABLE_TYPE,			EGL_OPENGL_ES_BIT	},
277 			{ EGL_SURFACE_TYPE,				EGL_WINDOW_BIT		}
278 			//{ EGL_CONFORMANT,				EGL_OPENGL_BIT | EGL_OPENGL_ES_BIT | EGL_OPENGL_ES2_BIT | EGL_OPENVG_BIT	},
279 			//{ EGL_RENDERABLE_TYPE,			EGL_OPENGL_BIT | EGL_OPENGL_ES_BIT | EGL_OPENGL_ES2_BIT | EGL_OPENVG_BIT	},
280 			//{ EGL_SURFACE_TYPE,				EGL_WINDOW_BIT
281 			//								| EGL_PIXMAP_BIT
282 			//								| EGL_PBUFFER_BIT
283 			//								| EGL_MULTISAMPLE_RESOLVE_BOX_BIT
284 			//								| EGL_VG_ALPHA_FORMAT_PRE_BIT
285 			//								| EGL_SWAP_BEHAVIOR_PRESERVED_BIT
286 			//								| EGL_VG_COLORSPACE_LINEAR_BIT
287 			//								}
288 		};
289 
290 		if (name == EGL_CONFIG_ID)
291 		{
292 			de::Random rnd(0);
293 			vector<EGLConfig> configs = eglu::getConfigs(m_eglTestCtx.getLibrary(), m_display);
294 			return eglu::getConfigID(m_eglTestCtx.getLibrary(), m_display, configs[rnd.getInt(0, (int)configs.size()-1)]);
295 		}
296 		else
297 		{
298 			for (int ndx = 0; ndx < DE_LENGTH_OF_ARRAY(attributes); ndx++)
299 			{
300 				if (attributes[ndx].name == name)
301 					return attributes[ndx].value;
302 			}
303 		}
304 
305 		DE_ASSERT(DE_FALSE);
306 		return EGL_NONE;
307 	}
308 public:
ChooseConfigSimpleCase(EglTestContext & eglTestCtx,const char * name,const char * description,EGLenum attribute,bool checkOrder)309 	ChooseConfigSimpleCase (EglTestContext& eglTestCtx, const char* name, const char* description, EGLenum attribute, bool checkOrder)
310 		: ChooseConfigCase(eglTestCtx, name, description, checkOrder)
311 		, m_attribute(attribute)
312 	{
313 	}
314 
iterate(void)315 	TestCase::IterateResult iterate (void)
316 	{
317 		m_testCtx.setTestResult(QP_TEST_RESULT_PASS, "Pass");
318 
319 		std::vector<std::pair<EGLenum, EGLint> > attributes;
320 		attributes.push_back(std::pair<EGLenum, EGLint>(m_attribute, getValue(m_attribute)));
321 
322 		fillDontCare(attributes);
323 		executeTest(attributes, m_checkOrder);
324 
325 		return STOP;
326 	}
327 private:
328 	EGLenum	m_attribute;
329 };
330 
331 class ChooseConfigRandomCase : public ChooseConfigCase
332 {
333 public:
ChooseConfigRandomCase(EglTestContext & eglTestCtx,const char * name,const char * description,const set<EGLenum> & attribSet)334 	ChooseConfigRandomCase (EglTestContext& eglTestCtx, const char* name, const char* description, const set<EGLenum>& attribSet)
335 		: ChooseConfigCase	(eglTestCtx, name, description, true)
336 		, m_attribSet		(attribSet)
337 		, m_numIters		(10)
338 		, m_iterNdx			(0)
339 	{
340 	}
341 
init(void)342 	void init (void)
343 	{
344 		ChooseConfigCase::init();
345 		m_iterNdx = 0;
346 		m_testCtx.setTestResult(QP_TEST_RESULT_PASS, "Pass");
347 	}
348 
iterate(void)349 	TestCase::IterateResult iterate (void)
350 	{
351 		m_testCtx.getLog() << TestLog::Message << "Iteration :" << m_iterNdx << TestLog::EndMessage;
352 		m_iterNdx += 1;
353 
354 		// Build random list of attributes
355 		de::Random									rnd(m_iterNdx);
356 		const int									numAttribs	= rnd.getInt(0, (int)m_attribSet.size()*2);
357 
358 		std::vector<std::pair<EGLenum, EGLint> >	attributes	= genRandomAttributes(m_attribSet, numAttribs, rnd);
359 
360 		fillDontCare(attributes);
361 		executeTest(attributes, m_checkOrder);
362 
363 		return m_iterNdx < m_numIters ? CONTINUE : STOP;
364 	}
365 
getInt(de::Random & rnd)366 	template <int MinVal, int MaxVal> static EGLint getInt (de::Random& rnd)
367 	{
368 		return rnd.getInt(MinVal, MaxVal);
369 	}
370 
getBool(de::Random & rnd)371 	static EGLint getBool (de::Random& rnd)
372 	{
373 		return rnd.getBool() ? EGL_TRUE : EGL_FALSE;
374 	}
375 
getBufferType(de::Random & rnd)376 	static EGLint getBufferType (de::Random& rnd)
377 	{
378 		static const EGLint types[] = { EGL_RGB_BUFFER, EGL_LUMINANCE_BUFFER };
379 		return rnd.choose<EGLint>(types, types+DE_LENGTH_OF_ARRAY(types));
380 	}
381 
getConfigCaveat(de::Random & rnd)382 	static EGLint getConfigCaveat (de::Random& rnd)
383 	{
384 		static const EGLint caveats[] = { EGL_SLOW_CONFIG, EGL_NON_CONFORMANT_CONFIG };
385 		return rnd.choose<EGLint>(caveats, caveats+DE_LENGTH_OF_ARRAY(caveats));
386 	}
387 
getApiBits(de::Random & rnd)388 	static EGLint getApiBits (de::Random& rnd)
389 	{
390 		EGLint api = 0;
391 		api |= rnd.getBool() ? EGL_OPENGL_BIT		: 0;
392 		api |= rnd.getBool() ? EGL_OPENGL_ES_BIT	: 0;
393 		api |= rnd.getBool() ? EGL_OPENGL_ES2_BIT	: 0;
394 		api |= rnd.getBool() ? EGL_OPENVG_BIT		: 0;
395 		return api;
396 	}
397 
getSurfaceType(de::Random & rnd)398 	static EGLint getSurfaceType (de::Random& rnd)
399 	{
400 		EGLint bits = 0;
401 		bits |= rnd.getBool() ? EGL_WINDOW_BIT	: 0;
402 		bits |= rnd.getBool() ? EGL_PIXMAP_BIT	: 0;
403 		bits |= rnd.getBool() ? EGL_PBUFFER_BIT	: 0;
404 		return bits;
405 	}
406 
407 	struct AttribSpec
408 	{
409 		EGLenum			attribute;
410 		EGLint			(*getValue)(de::Random& rnd);
411 	};
412 
genRandomAttributes(const std::set<EGLenum> & attribSet,int numAttribs,de::Random & rnd)413 	std::vector<std::pair<EGLenum, EGLint> > genRandomAttributes (const std::set<EGLenum>& attribSet, int numAttribs, de::Random& rnd)
414 	{
415 		static const struct AttribSpec attributes[] =
416 		{
417 			{ EGL_BUFFER_SIZE,				ChooseConfigRandomCase::getInt<0, 32>,		},
418 			{ EGL_RED_SIZE,					ChooseConfigRandomCase::getInt<0, 8>,		},
419 			{ EGL_GREEN_SIZE,				ChooseConfigRandomCase::getInt<0, 8>,		},
420 			{ EGL_BLUE_SIZE,				ChooseConfigRandomCase::getInt<0, 8>,		},
421 			{ EGL_LUMINANCE_SIZE,			ChooseConfigRandomCase::getInt<0, 1>,		},
422 			{ EGL_ALPHA_SIZE,				ChooseConfigRandomCase::getInt<0, 8>,		},
423 			{ EGL_ALPHA_MASK_SIZE,			ChooseConfigRandomCase::getInt<0, 1>,		},
424 			{ EGL_BIND_TO_TEXTURE_RGB,		ChooseConfigRandomCase::getBool,			},
425 			{ EGL_BIND_TO_TEXTURE_RGBA,		ChooseConfigRandomCase::getBool,			},
426 			{ EGL_COLOR_BUFFER_TYPE,		ChooseConfigRandomCase::getBufferType,		},
427 			{ EGL_CONFIG_CAVEAT,			ChooseConfigRandomCase::getConfigCaveat,	},
428 //			{ EGL_CONFIG_ID,				0/*special*/,		},
429 			{ EGL_CONFORMANT,				ChooseConfigRandomCase::getApiBits,			},
430 			{ EGL_DEPTH_SIZE,				ChooseConfigRandomCase::getInt<0, 32>,		},
431 			{ EGL_LEVEL,					ChooseConfigRandomCase::getInt<0, 1>,		},
432 //			{ EGL_MATCH_NATIVE_PIXMAP,		EGL_NONE,			},
433 			{ EGL_MAX_SWAP_INTERVAL,		ChooseConfigRandomCase::getInt<0, 2>,		},
434 			{ EGL_MIN_SWAP_INTERVAL,		ChooseConfigRandomCase::getInt<0, 1>,		},
435 			{ EGL_NATIVE_RENDERABLE,		ChooseConfigRandomCase::getBool,			},
436 //			{ EGL_NATIVE_VISUAL_TYPE,		EGL_DONT_CARE,		},
437 			{ EGL_RENDERABLE_TYPE,			ChooseConfigRandomCase::getApiBits,			},
438 			{ EGL_SAMPLE_BUFFERS,			ChooseConfigRandomCase::getInt<0, 1>,		},
439 			{ EGL_SAMPLES,					ChooseConfigRandomCase::getInt<0, 1>,		},
440 			{ EGL_STENCIL_SIZE,				ChooseConfigRandomCase::getInt<0, 1>,		},
441 			{ EGL_SURFACE_TYPE,				ChooseConfigRandomCase::getSurfaceType,		},
442 //			{ EGL_TRANSPARENT_TYPE,			EGL_TRANSPARENT_RGB,},
443 //			{ EGL_TRANSPARENT_RED_VALUE,	ChooseConfigRandomCase::getInt<0, 255>,		},
444 //			{ EGL_TRANSPARENT_GREEN_VALUE,	ChooseConfigRandomCase::getInt<0, 255>,		},
445 //			{ EGL_TRANSPARENT_BLUE_VALUE,	ChooseConfigRandomCase::getInt<0, 255>,		}
446 		};
447 
448 		std::vector<std::pair<EGLenum, EGLint> > out;
449 
450 		// Build list to select from
451 		std::vector<AttribSpec> candidates;
452 		for (int ndx = 0; ndx < (int)DE_LENGTH_OF_ARRAY(attributes); ndx++)
453 		{
454 			if (attribSet.find(attributes[ndx].attribute) != attribSet.end())
455 				candidates.push_back(attributes[ndx]);
456 		}
457 
458 		for (int attribNdx = 0; attribNdx < numAttribs; attribNdx++)
459 		{
460 			AttribSpec spec = rnd.choose<AttribSpec>(candidates.begin(), candidates.end());
461 			out.push_back(std::make_pair(spec.attribute, spec.getValue(rnd)));
462 		}
463 
464 		return out;
465 	}
466 private:
467 	std::set<EGLenum>	m_attribSet;
468 	int					m_numIters;
469 	int					m_iterNdx;
470 };
471 
ChooseConfigTests(EglTestContext & eglTestCtx)472 ChooseConfigTests::ChooseConfigTests (EglTestContext& eglTestCtx)
473 	: TestCaseGroup(eglTestCtx, "choose_config", "eglChooseConfig() tests")
474 {
475 }
476 
~ChooseConfigTests(void)477 ChooseConfigTests::~ChooseConfigTests (void)
478 {
479 }
480 
481 namespace
482 {
483 
484 template <typename T, size_t N>
toSet(const T (& arr)[N])485 std::set<T> toSet (const T (&arr)[N])
486 {
487 	std::set<T> set;
488 	for (size_t i = 0; i < N; i++)
489 		set.insert(arr[i]);
490 	return set;
491 }
492 
493 } // anonymous
494 
init(void)495 void ChooseConfigTests::init (void)
496 {
497 	// Single attributes
498 	{
499 		static const struct
500 		{
501 			EGLenum			attribute;
502 			const char*		testName;
503 		} attributes[] =
504 		{
505 			{ EGL_BUFFER_SIZE,				"buffer_size"				},
506 			{ EGL_RED_SIZE,					"red_size"					},
507 			{ EGL_GREEN_SIZE,				"green_size"				},
508 			{ EGL_BLUE_SIZE,				"blue_size"					},
509 			{ EGL_LUMINANCE_SIZE,			"luminance_size"			},
510 			{ EGL_ALPHA_SIZE,				"alpha_size"				},
511 			{ EGL_ALPHA_MASK_SIZE,			"alpha_mask_size"			},
512 			{ EGL_BIND_TO_TEXTURE_RGB,		"bind_to_texture_rgb"		},
513 			{ EGL_BIND_TO_TEXTURE_RGBA,		"bind_to_texture_rgba"		},
514 			{ EGL_COLOR_BUFFER_TYPE,		"color_buffer_type"			},
515 			{ EGL_CONFIG_CAVEAT,			"config_caveat"				},
516 			{ EGL_CONFIG_ID,				"config_id"					},
517 			{ EGL_CONFORMANT,				"conformant"				},
518 			{ EGL_DEPTH_SIZE,				"depth_size"				},
519 			{ EGL_LEVEL,					"level"						},
520 			{ EGL_MAX_SWAP_INTERVAL,		"max_swap_interval"			},
521 			{ EGL_MIN_SWAP_INTERVAL,		"min_swap_interval"			},
522 			{ EGL_NATIVE_RENDERABLE,		"native_renderable"			},
523 			{ EGL_NATIVE_VISUAL_TYPE,		"native_visual_type"		},
524 			{ EGL_RENDERABLE_TYPE,			"renderable_type"			},
525 			{ EGL_SAMPLE_BUFFERS,			"sample_buffers"			},
526 			{ EGL_SAMPLES,					"samples"					},
527 			{ EGL_STENCIL_SIZE,				"stencil_size"				},
528 			{ EGL_SURFACE_TYPE,				"surface_type"				},
529 			{ EGL_TRANSPARENT_TYPE,			"transparent_type"			},
530 			{ EGL_TRANSPARENT_RED_VALUE,	"transparent_red_value"		},
531 			{ EGL_TRANSPARENT_GREEN_VALUE,	"transparent_green_value"	},
532 			{ EGL_TRANSPARENT_BLUE_VALUE,	"transparent_blue_value"	}
533 		};
534 
535 		tcu::TestCaseGroup* simpleGroup = new tcu::TestCaseGroup(m_testCtx, "simple", "Simple tests");
536 		addChild(simpleGroup);
537 
538 		tcu::TestCaseGroup* selectionGroup = new tcu::TestCaseGroup(m_testCtx, "selection_only", "Selection tests, order ignored");
539 		simpleGroup->addChild(selectionGroup);
540 
541 		tcu::TestCaseGroup* sortGroup = new tcu::TestCaseGroup(m_testCtx, "selection_and_sort", "Selection and ordering tests");
542 		simpleGroup->addChild(sortGroup);
543 
544 		for (int ndx = 0; ndx < (int)DE_LENGTH_OF_ARRAY(attributes); ndx++)
545 		{
546 			selectionGroup->addChild(new ChooseConfigSimpleCase(m_eglTestCtx, attributes[ndx].testName, "Simple config selection case", attributes[ndx].attribute, false));
547 			sortGroup->addChild(new ChooseConfigSimpleCase(m_eglTestCtx, attributes[ndx].testName, "Simple config selection and sort case", attributes[ndx].attribute, true));
548 		}
549 	}
550 
551 	// Random
552 	{
553 		tcu::TestCaseGroup* randomGroup = new tcu::TestCaseGroup(m_testCtx, "random", "Random eglChooseConfig() usage");
554 		addChild(randomGroup);
555 
556 		static const EGLenum rgbaSizes[] =
557 		{
558 			EGL_RED_SIZE,
559 			EGL_GREEN_SIZE,
560 			EGL_BLUE_SIZE,
561 			EGL_ALPHA_SIZE
562 		};
563 		randomGroup->addChild(new ChooseConfigRandomCase(m_eglTestCtx, "color_sizes", "Random color size rules", toSet(rgbaSizes)));
564 
565 		static const EGLenum colorDepthStencilSizes[] =
566 		{
567 			EGL_RED_SIZE,
568 			EGL_GREEN_SIZE,
569 			EGL_BLUE_SIZE,
570 			EGL_ALPHA_SIZE,
571 			EGL_DEPTH_SIZE,
572 			EGL_STENCIL_SIZE
573 		};
574 		randomGroup->addChild(new ChooseConfigRandomCase(m_eglTestCtx, "color_depth_stencil_sizes", "Random color, depth and stencil size rules", toSet(colorDepthStencilSizes)));
575 
576 		static const EGLenum bufferSizes[] =
577 		{
578 			EGL_BUFFER_SIZE,
579 			EGL_LUMINANCE_SIZE,
580 			EGL_ALPHA_MASK_SIZE,
581 			EGL_DEPTH_SIZE,
582 			EGL_STENCIL_SIZE
583 		};
584 		randomGroup->addChild(new ChooseConfigRandomCase(m_eglTestCtx, "buffer_sizes", "Various buffer size rules", toSet(bufferSizes)));
585 
586 		static const EGLenum surfaceType[] =
587 		{
588 			EGL_NATIVE_RENDERABLE,
589 			EGL_SURFACE_TYPE
590 		};
591 		randomGroup->addChild(new ChooseConfigRandomCase(m_eglTestCtx, "surface_type", "Surface type rules", toSet(surfaceType)));
592 
593 		static const EGLenum sampleBuffers[] =
594 		{
595 			EGL_SAMPLE_BUFFERS,
596 			EGL_SAMPLES
597 		};
598 		randomGroup->addChild(new ChooseConfigRandomCase(m_eglTestCtx, "sample_buffers", "Sample buffer rules", toSet(sampleBuffers)));
599 
600 		// \note Not every attribute is supported at the moment
601 		static const EGLenum allAttribs[] =
602 		{
603 			EGL_BUFFER_SIZE,
604 			EGL_RED_SIZE,
605 			EGL_GREEN_SIZE,
606 			EGL_BLUE_SIZE,
607 			EGL_ALPHA_SIZE,
608 			EGL_ALPHA_MASK_SIZE,
609 			EGL_BIND_TO_TEXTURE_RGB,
610 			EGL_BIND_TO_TEXTURE_RGBA,
611 			EGL_COLOR_BUFFER_TYPE,
612 			EGL_CONFIG_CAVEAT,
613 			EGL_CONFIG_ID,
614 			EGL_CONFORMANT,
615 			EGL_DEPTH_SIZE,
616 			EGL_LEVEL,
617 //			EGL_MATCH_NATIVE_PIXMAP,
618 			EGL_MAX_SWAP_INTERVAL,
619 			EGL_MIN_SWAP_INTERVAL,
620 			EGL_NATIVE_RENDERABLE,
621 			EGL_NATIVE_VISUAL_TYPE,
622 			EGL_RENDERABLE_TYPE,
623 			EGL_SAMPLE_BUFFERS,
624 			EGL_SAMPLES,
625 			EGL_STENCIL_SIZE,
626 			EGL_SURFACE_TYPE,
627 			EGL_TRANSPARENT_TYPE,
628 //			EGL_TRANSPARENT_RED_VALUE,
629 //			EGL_TRANSPARENT_GREEN_VALUE,
630 //			EGL_TRANSPARENT_BLUE_VALUE
631 		};
632 		randomGroup->addChild(new ChooseConfigRandomCase(m_eglTestCtx, "all", "All attributes", toSet(allAttribs)));
633 	}
634 }
635 
636 } // egl
637 } // deqp
638