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 #include "deUniquePtr.hpp"
34 #include "deSTLUtil.hpp"
35 
36 #include <vector>
37 #include <algorithm>
38 #include <string>
39 #include <set>
40 #include <map>
41 
42 namespace deqp
43 {
44 namespace egl
45 {
46 
47 using std::set;
48 using std::vector;
49 using std::pair;
50 using std::string;
51 using tcu::TestLog;
52 using eglu::ConfigInfo;
53 using namespace eglw;
54 
55 namespace
56 {
57 
configListToString(const Library& egl, const EGLDisplay& display, const vector<EGLConfig>& configs)58 string configListToString (const Library& egl, const EGLDisplay& display, const vector<EGLConfig>& configs)
59 {
60 	string str = "";
61 	for (vector<EGLConfig>::const_iterator cfgIter = configs.begin(); cfgIter != configs.end(); cfgIter++)
62 	{
63 		EGLConfig	config		= *cfgIter;
64 		EGLint		configId	= eglu::getConfigID(egl, display, config);
65 
66 		if (str.length() != 0)
67 			str += " ";
68 
69 		str += de::toString(configId);
70 	}
71 	return str;
72 }
73 
logConfigAttrib(TestLog& log, EGLenum attrib, EGLint value)74 void logConfigAttrib (TestLog& log, EGLenum attrib, EGLint value)
75 {
76 	const std::string	attribStr	= eglu::getConfigAttribName(attrib);
77 
78 	if (value == EGL_DONT_CARE)
79 	{
80 		log << TestLog::Message << "  " << attribStr << ": EGL_DONT_CARE" << TestLog::EndMessage;
81 		return;
82 	}
83 
84 	log << TestLog::Message << "  " << attribStr << ": " << eglu::getConfigAttribValueStr(attrib, value) << TestLog::EndMessage;
85 }
86 
configListEqual(const Library& egl, const EGLDisplay& display, const vector<EGLConfig>& as, const vector<EGLConfig>& bs)87 bool configListEqual (const Library& egl, const EGLDisplay& display, const vector<EGLConfig>& as, const vector<EGLConfig>& bs)
88 {
89 	if (as.size() != bs.size())
90 		return false;
91 
92 	for (int configNdx = 0; configNdx < (int)as.size(); configNdx++)
93 	{
94 		if (as[configNdx] != bs[configNdx])
95 		{
96 			// Allow lists to differ if both configs are non-conformant
97 			const EGLint aCaveat = eglu::getConfigAttribInt(egl, display, as[configNdx], EGL_CONFIG_CAVEAT);
98 			const EGLint bCaveat = eglu::getConfigAttribInt(egl, display, bs[configNdx], EGL_CONFIG_CAVEAT);
99 
100 			if (aCaveat != EGL_NON_CONFORMANT_CONFIG || bCaveat != EGL_NON_CONFORMANT_CONFIG)
101 				return false;
102 		}
103 	}
104 
105 	return true;
106 }
107 
108 } // anonymous
109 
110 class ChooseConfigCase : public TestCase
111 {
112 public:
ChooseConfigCase(EglTestContext& eglTestCtx, const char* name, const char* description, bool checkOrder, const EGLint* attributes)113 	ChooseConfigCase (EglTestContext& eglTestCtx, const char* name, const char* description, bool checkOrder, const EGLint* attributes)
114 		: TestCase		(eglTestCtx, name, description)
115 		, m_checkOrder	(checkOrder)
116 		, m_display		(EGL_NO_DISPLAY)
117 	{
118 		// Parse attributes
119 		while (attributes[0] != EGL_NONE)
120 		{
121 			m_attributes.push_back(std::make_pair((EGLenum)attributes[0], (EGLint)attributes[1]));
122 			attributes += 2;
123 		}
124 	}
125 
ChooseConfigCase(EglTestContext& eglTestCtx, const char* name, const char* description, bool checkOrder, const std::vector<std::pair<EGLenum, EGLint> >& attributes)126 	ChooseConfigCase (EglTestContext& eglTestCtx, const char* name, const char* description, bool checkOrder, const std::vector<std::pair<EGLenum, EGLint> >& attributes)
127 		: TestCase		(eglTestCtx, name, description)
128 		, m_checkOrder	(checkOrder)
129 		, m_attributes	(attributes)
130 		, m_display		(EGL_NO_DISPLAY)
131 	{
132 	}
133 
init(void)134 	void init (void)
135 	{
136 		DE_ASSERT(m_display == EGL_NO_DISPLAY);
137 		m_display	= eglu::getAndInitDisplay(m_eglTestCtx.getNativeDisplay());
138 	}
139 
deinit(void)140 	void deinit (void)
141 	{
142 		m_eglTestCtx.getLibrary().terminate(m_display);
143 		m_display = EGL_NO_DISPLAY;
144 	}
145 
iterate(void)146 	IterateResult iterate (void)
147 	{
148 		m_testCtx.setTestResult(QP_TEST_RESULT_PASS, "Pass");
149 		executeTest(m_attributes, m_checkOrder);
150 		return STOP;
151 	}
152 
153 protected:
ChooseConfigCase(EglTestContext& eglTestCtx, const char* name, const char* description, bool checkOrder)154 	ChooseConfigCase (EglTestContext& eglTestCtx, const char* name, const char* description, bool checkOrder)
155 		: TestCase		(eglTestCtx, name, description)
156 		, m_checkOrder	(checkOrder)
157 		, m_display		(EGL_NO_DISPLAY)
158 	{
159 	}
160 
executeTest(const std::vector<std::pair<EGLenum, EGLint> >& attributes, bool checkOrder)161 	void executeTest (const std::vector<std::pair<EGLenum, EGLint> >& attributes, bool checkOrder)
162 	{
163 		const Library&	egl	= m_eglTestCtx.getLibrary();
164 		TestLog&		log	= m_testCtx.getLog();
165 
166 		// Build attributes for EGL
167 		vector<EGLint> attribList;
168 		for (vector<pair<EGLenum, EGLint> >::const_iterator i = attributes.begin(); i != attributes.end(); i++)
169 		{
170 			attribList.push_back(i->first);
171 			attribList.push_back(i->second);
172 		}
173 		attribList.push_back(EGL_NONE);
174 
175 		// Print attribList to log
176 		log << TestLog::Message << "Attributes:" << TestLog::EndMessage;
177 		for (vector<pair<EGLenum, EGLint> >::const_iterator i = attributes.begin(); i != attributes.end(); i++)
178 			logConfigAttrib(log, i->first, i->second);
179 
180 		std::vector<EGLConfig>	resultConfigs;
181 		std::vector<EGLConfig>	referenceConfigs;
182 
183 		// Query from EGL implementation
184 		{
185 			EGLint numConfigs = 0;
186 			EGLU_CHECK_CALL(egl, chooseConfig(m_display, &attribList[0], DE_NULL, 0, &numConfigs));
187 			resultConfigs.resize(numConfigs);
188 
189 			if (numConfigs > 0)
190 				EGLU_CHECK_CALL(egl, chooseConfig(m_display, &attribList[0], &resultConfigs[0], (EGLint)resultConfigs.size(), &numConfigs));
191 		}
192 
193 		// Build reference
194 		chooseConfigReference(egl, m_display, referenceConfigs, attributes);
195 
196 		log << TestLog::Message << "Expected:\n  " << configListToString(egl, m_display, referenceConfigs) << TestLog::EndMessage;
197 		log << TestLog::Message << "Got:\n  " << configListToString(egl, m_display, resultConfigs) << TestLog::EndMessage;
198 
199 		bool isSetMatch		= (set<EGLConfig>(resultConfigs.begin(), resultConfigs.end()) == set<EGLConfig>(referenceConfigs.begin(), referenceConfigs.end()));
200 		bool isExactMatch	= configListEqual(egl, m_display, resultConfigs, referenceConfigs);
201 		bool isMatch		= isSetMatch && (checkOrder ? isExactMatch : true);
202 
203 		if (isMatch)
204 			log << TestLog::Message << "Pass" << TestLog::EndMessage;
205 		else if (!isSetMatch)
206 			log << TestLog::Message << "Fail, configs don't match" << TestLog::EndMessage;
207 		else if (!isExactMatch)
208 			log << TestLog::Message << "Fail, got correct configs but in invalid order" << TestLog::EndMessage;
209 
210 		if (!isMatch)
211 			m_testCtx.setTestResult(QP_TEST_RESULT_FAIL, "Fail");
212 	}
213 
fillDontCare(std::vector<std::pair<EGLenum, EGLint> >& attributes)214 	void fillDontCare (std::vector<std::pair<EGLenum, EGLint> >& attributes)
215 	{
216 		static const EGLenum dontCareAttributes[] =
217 		{
218 			EGL_TRANSPARENT_TYPE,
219 			EGL_COLOR_BUFFER_TYPE,
220 			EGL_RENDERABLE_TYPE,
221 			EGL_SURFACE_TYPE
222 		};
223 
224 		// Fill appropriate unused attributes with EGL_DONT_CARE
225 		for (int ndx = 0; ndx < DE_LENGTH_OF_ARRAY(dontCareAttributes); ndx++)
226 		{
227 			bool found = false;
228 			for (size_t findNdx = 0; findNdx < attributes.size(); findNdx++)
229 				if (attributes[findNdx].first == dontCareAttributes[ndx]) found = true;
230 
231 			if (!found) attributes.push_back(std::make_pair(dontCareAttributes[ndx], EGL_DONT_CARE));
232 		}
233 	}
234 
235 	const bool						m_checkOrder;
236 	vector<pair<EGLenum, EGLint> >	m_attributes;
237 
238 	EGLDisplay						m_display;
239 };
240 
241 class ChooseConfigSimpleCase : public ChooseConfigCase
242 {
243 protected:
getValue(EGLenum name)244 	EGLint getValue (EGLenum name)
245 	{
246 		static const struct
247 		{
248 			EGLenum		name;
249 			EGLint		value;
250 		} attributes[] =
251 		{
252 			{ EGL_BUFFER_SIZE,				0					},
253 			{ EGL_RED_SIZE,					0					},
254 			{ EGL_GREEN_SIZE,				0					},
255 			{ EGL_BLUE_SIZE,				0					},
256 			{ EGL_LUMINANCE_SIZE,			0					},
257 			{ EGL_ALPHA_SIZE,				0					},
258 			{ EGL_ALPHA_MASK_SIZE,			0					},
259 			{ EGL_BIND_TO_TEXTURE_RGB,		EGL_DONT_CARE		},
260 			{ EGL_BIND_TO_TEXTURE_RGBA,		EGL_DONT_CARE		},
261 			{ EGL_COLOR_BUFFER_TYPE,		EGL_DONT_CARE		},
262 			{ EGL_CONFIG_CAVEAT,			EGL_DONT_CARE		},
263 			//{ EGL_CONFIG_ID,				EGL_DONT_CARE		},
264 			{ EGL_DEPTH_SIZE,				0					},
265 			{ EGL_LEVEL,					0					},
266 			{ EGL_MAX_SWAP_INTERVAL,		EGL_DONT_CARE		},
267 			{ EGL_MIN_SWAP_INTERVAL,		EGL_DONT_CARE		},
268 			{ EGL_NATIVE_RENDERABLE,		EGL_DONT_CARE		},
269 			{ EGL_NATIVE_VISUAL_TYPE,		EGL_DONT_CARE		},
270 			{ EGL_SAMPLE_BUFFERS,			0					},
271 			{ EGL_SAMPLES,					0					},
272 			{ EGL_STENCIL_SIZE,				0					},
273 			{ EGL_TRANSPARENT_TYPE,			EGL_TRANSPARENT_RGB	},
274 			{ EGL_TRANSPARENT_RED_VALUE,	0					},
275 			{ EGL_TRANSPARENT_GREEN_VALUE,	0					},
276 			{ EGL_TRANSPARENT_BLUE_VALUE,	0					},
277 			{ EGL_CONFORMANT,				EGL_OPENGL_ES_BIT	},
278 			{ EGL_RENDERABLE_TYPE,			EGL_OPENGL_ES_BIT	},
279 			{ EGL_SURFACE_TYPE,				EGL_WINDOW_BIT		},
280 			{ EGL_RECORDABLE_ANDROID,		EGL_DONT_CARE		},
281 			//{ EGL_CONFORMANT,				EGL_OPENGL_BIT | EGL_OPENGL_ES_BIT | EGL_OPENGL_ES2_BIT | EGL_OPENVG_BIT	},
282 			//{ EGL_RENDERABLE_TYPE,			EGL_OPENGL_BIT | EGL_OPENGL_ES_BIT | EGL_OPENGL_ES2_BIT | EGL_OPENVG_BIT	},
283 			//{ EGL_SURFACE_TYPE,				EGL_WINDOW_BIT
284 			//								| EGL_PIXMAP_BIT
285 			//								| EGL_PBUFFER_BIT
286 			//								| EGL_MULTISAMPLE_RESOLVE_BOX_BIT
287 			//								| EGL_VG_ALPHA_FORMAT_PRE_BIT
288 			//								| EGL_SWAP_BEHAVIOR_PRESERVED_BIT
289 			//								| EGL_VG_COLORSPACE_LINEAR_BIT
290 			//								}
291 		};
292 
293 		if (name == EGL_CONFIG_ID)
294 		{
295 			de::Random rnd(0);
296 			vector<EGLConfig> configs = eglu::getConfigs(m_eglTestCtx.getLibrary(), m_display);
297 			return eglu::getConfigID(m_eglTestCtx.getLibrary(), m_display, configs[rnd.getInt(0, (int)configs.size()-1)]);
298 		}
299 		else
300 		{
301 			for (int ndx = 0; ndx < DE_LENGTH_OF_ARRAY(attributes); ndx++)
302 			{
303 				if (attributes[ndx].name == name)
304 					return attributes[ndx].value;
305 			}
306 		}
307 
308 		DE_ASSERT(DE_FALSE);
309 		return EGL_NONE;
310 	}
311 public:
ChooseConfigSimpleCase(EglTestContext& eglTestCtx, const char* name, const char* description, EGLenum attribute, bool checkOrder)312 	ChooseConfigSimpleCase (EglTestContext& eglTestCtx, const char* name, const char* description, EGLenum attribute, bool checkOrder)
313 		: ChooseConfigCase(eglTestCtx, name, description, checkOrder)
314 		, m_attribute(attribute)
315 	{
316 	}
317 
iterate(void)318 	TestCase::IterateResult iterate (void)
319 	{
320 		m_testCtx.setTestResult(QP_TEST_RESULT_PASS, "Pass");
321 
322 		{
323 			const Library&	egl	= m_eglTestCtx.getLibrary();
324 			if (m_attribute == EGL_RECORDABLE_ANDROID && !eglu::hasExtension(egl, m_display, "EGL_ANDROID_recordable"))
325 				TCU_THROW(NotSupportedError, "EGL_ANDROID_recordable is not supported");
326 		}
327 
328 		std::vector<std::pair<EGLenum, EGLint> > attributes;
329 		attributes.push_back(std::pair<EGLenum, EGLint>(m_attribute, getValue(m_attribute)));
330 
331 		fillDontCare(attributes);
332 		executeTest(attributes, m_checkOrder);
333 
334 		return STOP;
335 	}
336 private:
337 	EGLenum	m_attribute;
338 };
339 
340 class ChooseConfigRandomCase : public ChooseConfigCase
341 {
342 public:
ChooseConfigRandomCase(EglTestContext& eglTestCtx, const char* name, const char* description, const set<EGLenum>& attribSet)343 	ChooseConfigRandomCase (EglTestContext& eglTestCtx, const char* name, const char* description, const set<EGLenum>& attribSet)
344 		: ChooseConfigCase	(eglTestCtx, name, description, true)
345 		, m_attribSet		(attribSet)
346 		, m_numIters		(10)
347 		, m_iterNdx			(0)
348 	{
349 	}
350 
init(void)351 	void init (void)
352 	{
353 		ChooseConfigCase::init();
354 		m_iterNdx = 0;
355 		m_testCtx.setTestResult(QP_TEST_RESULT_PASS, "Pass");
356 
357 		// Remove unsupported attributes from the set
358 		if (!eglu::hasExtension(m_eglTestCtx.getLibrary(), m_display, "EGL_ANDROID_recordable"))
359 			m_attribSet.erase(EGL_RECORDABLE_ANDROID);
360 	}
361 
iterate(void)362 	TestCase::IterateResult iterate (void)
363 	{
364 		m_testCtx.getLog() << TestLog::Message << "Iteration :" << m_iterNdx << TestLog::EndMessage;
365 		m_iterNdx += 1;
366 
367 		// Build random list of attributes
368 		de::Random									rnd(m_iterNdx);
369 		const int									numAttribs	= rnd.getInt(0, (int)m_attribSet.size()*2);
370 
371 		std::vector<std::pair<EGLenum, EGLint> >	attributes	= genRandomAttributes(m_attribSet, numAttribs, rnd);
372 
373 		fillDontCare(attributes);
374 		executeTest(attributes, m_checkOrder);
375 
376 		return m_iterNdx < m_numIters ? CONTINUE : STOP;
377 	}
378 
getInt(de::Random& rnd)379 	template <int MinVal, int MaxVal> static EGLint getInt (de::Random& rnd)
380 	{
381 		return rnd.getInt(MinVal, MaxVal);
382 	}
383 
getBool(de::Random& rnd)384 	static EGLint getBool (de::Random& rnd)
385 	{
386 		return rnd.getBool() ? EGL_TRUE : EGL_FALSE;
387 	}
388 
getBufferType(de::Random& rnd)389 	static EGLint getBufferType (de::Random& rnd)
390 	{
391 		static const EGLint types[] = { EGL_RGB_BUFFER, EGL_LUMINANCE_BUFFER };
392 		return rnd.choose<EGLint>(types, types+DE_LENGTH_OF_ARRAY(types));
393 	}
394 
getConfigCaveat(de::Random& rnd)395 	static EGLint getConfigCaveat (de::Random& rnd)
396 	{
397 		static const EGLint caveats[] = { EGL_SLOW_CONFIG, EGL_NON_CONFORMANT_CONFIG };
398 		return rnd.choose<EGLint>(caveats, caveats+DE_LENGTH_OF_ARRAY(caveats));
399 	}
400 
getApiBits(de::Random& rnd)401 	static EGLint getApiBits (de::Random& rnd)
402 	{
403 		EGLint api = 0;
404 		api |= rnd.getBool() ? EGL_OPENGL_BIT		: 0;
405 		api |= rnd.getBool() ? EGL_OPENGL_ES_BIT	: 0;
406 		api |= rnd.getBool() ? EGL_OPENGL_ES2_BIT	: 0;
407 		api |= rnd.getBool() ? EGL_OPENVG_BIT		: 0;
408 		return api;
409 	}
410 
getSurfaceType(de::Random& rnd)411 	static EGLint getSurfaceType (de::Random& rnd)
412 	{
413 		EGLint bits = 0;
414 		bits |= rnd.getBool() ? EGL_WINDOW_BIT	: 0;
415 		bits |= rnd.getBool() ? EGL_PIXMAP_BIT	: 0;
416 		bits |= rnd.getBool() ? EGL_PBUFFER_BIT	: 0;
417 		return bits;
418 	}
419 
420 	struct AttribSpec
421 	{
422 		EGLenum			attribute;
423 		EGLint			(*getValue)(de::Random& rnd);
424 	};
425 
genRandomAttributes(const std::set<EGLenum>& attribSet, int numAttribs, de::Random& rnd)426 	std::vector<std::pair<EGLenum, EGLint> > genRandomAttributes (const std::set<EGLenum>& attribSet, int numAttribs, de::Random& rnd)
427 	{
428 		static const struct AttribSpec attributes[] =
429 		{
430 			{ EGL_BUFFER_SIZE,				ChooseConfigRandomCase::getInt<0, 32>,		},
431 			{ EGL_RED_SIZE,					ChooseConfigRandomCase::getInt<0, 8>,		},
432 			{ EGL_GREEN_SIZE,				ChooseConfigRandomCase::getInt<0, 8>,		},
433 			{ EGL_BLUE_SIZE,				ChooseConfigRandomCase::getInt<0, 8>,		},
434 			{ EGL_LUMINANCE_SIZE,			ChooseConfigRandomCase::getInt<0, 1>,		},
435 			{ EGL_ALPHA_SIZE,				ChooseConfigRandomCase::getInt<0, 8>,		},
436 			{ EGL_ALPHA_MASK_SIZE,			ChooseConfigRandomCase::getInt<0, 1>,		},
437 			{ EGL_BIND_TO_TEXTURE_RGB,		ChooseConfigRandomCase::getBool,			},
438 			{ EGL_BIND_TO_TEXTURE_RGBA,		ChooseConfigRandomCase::getBool,			},
439 			{ EGL_COLOR_BUFFER_TYPE,		ChooseConfigRandomCase::getBufferType,		},
440 			{ EGL_CONFIG_CAVEAT,			ChooseConfigRandomCase::getConfigCaveat,	},
441 //			{ EGL_CONFIG_ID,				0/*special*/,		},
442 			{ EGL_CONFORMANT,				ChooseConfigRandomCase::getApiBits,			},
443 			{ EGL_DEPTH_SIZE,				ChooseConfigRandomCase::getInt<0, 32>,		},
444 			{ EGL_LEVEL,					ChooseConfigRandomCase::getInt<0, 1>,		},
445 //			{ EGL_MATCH_NATIVE_PIXMAP,		EGL_NONE,			},
446 			{ EGL_MAX_SWAP_INTERVAL,		ChooseConfigRandomCase::getInt<0, 2>,		},
447 			{ EGL_MIN_SWAP_INTERVAL,		ChooseConfigRandomCase::getInt<0, 1>,		},
448 			{ EGL_NATIVE_RENDERABLE,		ChooseConfigRandomCase::getBool,			},
449 //			{ EGL_NATIVE_VISUAL_TYPE,		EGL_DONT_CARE,		},
450 			{ EGL_RENDERABLE_TYPE,			ChooseConfigRandomCase::getApiBits,			},
451 			{ EGL_SAMPLE_BUFFERS,			ChooseConfigRandomCase::getInt<0, 1>,		},
452 			{ EGL_SAMPLES,					ChooseConfigRandomCase::getInt<0, 1>,		},
453 			{ EGL_STENCIL_SIZE,				ChooseConfigRandomCase::getInt<0, 1>,		},
454 			{ EGL_SURFACE_TYPE,				ChooseConfigRandomCase::getSurfaceType,		},
455 //			{ EGL_TRANSPARENT_TYPE,			EGL_TRANSPARENT_RGB,},
456 //			{ EGL_TRANSPARENT_RED_VALUE,	ChooseConfigRandomCase::getInt<0, 255>,		},
457 //			{ EGL_TRANSPARENT_GREEN_VALUE,	ChooseConfigRandomCase::getInt<0, 255>,		},
458 //			{ EGL_TRANSPARENT_BLUE_VALUE,	ChooseConfigRandomCase::getInt<0, 255>,		},
459 			{ EGL_RECORDABLE_ANDROID,		ChooseConfigRandomCase::getBool,			},
460 		};
461 
462 		std::vector<std::pair<EGLenum, EGLint> > out;
463 
464 		// Build list to select from
465 		std::vector<AttribSpec> candidates;
466 		for (int ndx = 0; ndx < (int)DE_LENGTH_OF_ARRAY(attributes); ndx++)
467 		{
468 			if (attribSet.find(attributes[ndx].attribute) != attribSet.end())
469 				candidates.push_back(attributes[ndx]);
470 		}
471 
472 		for (int attribNdx = 0; attribNdx < numAttribs; attribNdx++)
473 		{
474 			AttribSpec spec = rnd.choose<AttribSpec>(candidates.begin(), candidates.end());
475 			out.push_back(std::make_pair(spec.attribute, spec.getValue(rnd)));
476 		}
477 
478 		return out;
479 	}
480 private:
481 	std::set<EGLenum>	m_attribSet;
482 	int					m_numIters;
483 	int					m_iterNdx;
484 };
485 
486 class ColorComponentTypeCase : public ChooseConfigCase
487 {
488 
489 public:
ColorComponentTypeCase(EglTestContext& eglTestCtx, const char* name, EGLenum value)490 	ColorComponentTypeCase (EglTestContext& eglTestCtx, const char* name, EGLenum value)
491 		: ChooseConfigCase	(eglTestCtx, name, "", true /* sorting order is validated */)
492 		, m_value			(value)
493 	{
494 	}
495 
iterate(void)496 	TestCase::IterateResult iterate (void)
497 	{
498 		m_testCtx.setTestResult(QP_TEST_RESULT_PASS, "Pass");
499 
500 		{
501 			const std::vector<std::string>	extensions	= eglu::getDisplayExtensions(m_eglTestCtx.getLibrary(), m_display);
502 
503 			if (!de::contains(extensions.begin(), extensions.end(), "EGL_EXT_pixel_format_float"))
504 				TCU_THROW(NotSupportedError, "EGL_EXT_pixel_format_float is not supported");
505 		}
506 
507 		{
508 			std::vector<std::pair<EGLenum, EGLint> > attributes;
509 
510 			attributes.push_back(std::pair<EGLenum, EGLint>(EGL_COLOR_COMPONENT_TYPE_EXT, m_value));
511 			fillDontCare(attributes);
512 
513 			executeTest(attributes, m_checkOrder);
514 		}
515 
516 		return STOP;
517 	}
518 private:
519 	const EGLenum	m_value;
520 };
521 
ChooseConfigTests(EglTestContext& eglTestCtx)522 ChooseConfigTests::ChooseConfigTests (EglTestContext& eglTestCtx)
523 	: TestCaseGroup(eglTestCtx, "choose_config", "eglChooseConfig() tests")
524 {
525 }
526 
~ChooseConfigTests(void)527 ChooseConfigTests::~ChooseConfigTests (void)
528 {
529 }
530 
531 namespace
532 {
533 
534 template <typename T, size_t N>
535 std::set<T> toSet (const T (&arr)[N])
536 {
537 	std::set<T> set;
538 	for (size_t i = 0; i < N; i++)
539 		set.insert(arr[i]);
540 	return set;
541 }
542 
543 } // anonymous
544 
init(void)545 void ChooseConfigTests::init (void)
546 {
547 	// Single attributes
548 	{
549 		static const struct
550 		{
551 			EGLenum			attribute;
552 			const char*		testName;
553 		} attributes[] =
554 		{
555 			{ EGL_BUFFER_SIZE,				"buffer_size"				},
556 			{ EGL_RED_SIZE,					"red_size"					},
557 			{ EGL_GREEN_SIZE,				"green_size"				},
558 			{ EGL_BLUE_SIZE,				"blue_size"					},
559 			{ EGL_LUMINANCE_SIZE,			"luminance_size"			},
560 			{ EGL_ALPHA_SIZE,				"alpha_size"				},
561 			{ EGL_ALPHA_MASK_SIZE,			"alpha_mask_size"			},
562 			{ EGL_BIND_TO_TEXTURE_RGB,		"bind_to_texture_rgb"		},
563 			{ EGL_BIND_TO_TEXTURE_RGBA,		"bind_to_texture_rgba"		},
564 			{ EGL_COLOR_BUFFER_TYPE,		"color_buffer_type"			},
565 			{ EGL_CONFIG_CAVEAT,			"config_caveat"				},
566 			{ EGL_CONFIG_ID,				"config_id"					},
567 			{ EGL_CONFORMANT,				"conformant"				},
568 			{ EGL_DEPTH_SIZE,				"depth_size"				},
569 			{ EGL_LEVEL,					"level"						},
570 			{ EGL_MAX_SWAP_INTERVAL,		"max_swap_interval"			},
571 			{ EGL_MIN_SWAP_INTERVAL,		"min_swap_interval"			},
572 			{ EGL_NATIVE_RENDERABLE,		"native_renderable"			},
573 			{ EGL_NATIVE_VISUAL_TYPE,		"native_visual_type"		},
574 			{ EGL_RENDERABLE_TYPE,			"renderable_type"			},
575 			{ EGL_SAMPLE_BUFFERS,			"sample_buffers"			},
576 			{ EGL_SAMPLES,					"samples"					},
577 			{ EGL_STENCIL_SIZE,				"stencil_size"				},
578 			{ EGL_SURFACE_TYPE,				"surface_type"				},
579 			{ EGL_TRANSPARENT_TYPE,			"transparent_type"			},
580 			{ EGL_TRANSPARENT_RED_VALUE,	"transparent_red_value"		},
581 			{ EGL_TRANSPARENT_GREEN_VALUE,	"transparent_green_value"	},
582 			{ EGL_TRANSPARENT_BLUE_VALUE,	"transparent_blue_value"	},
583 			{ EGL_RECORDABLE_ANDROID,		"recordable_android"		},
584 		};
585 
586 		tcu::TestCaseGroup* simpleGroup = new tcu::TestCaseGroup(m_testCtx, "simple", "Simple tests");
587 		addChild(simpleGroup);
588 
589 		tcu::TestCaseGroup* selectionGroup = new tcu::TestCaseGroup(m_testCtx, "selection_only", "Selection tests, order ignored");
590 		simpleGroup->addChild(selectionGroup);
591 
592 		tcu::TestCaseGroup* sortGroup = new tcu::TestCaseGroup(m_testCtx, "selection_and_sort", "Selection and ordering tests");
593 		simpleGroup->addChild(sortGroup);
594 
595 		for (int ndx = 0; ndx < (int)DE_LENGTH_OF_ARRAY(attributes); ndx++)
596 		{
597 			selectionGroup->addChild(new ChooseConfigSimpleCase(m_eglTestCtx, attributes[ndx].testName, "Simple config selection case", attributes[ndx].attribute, false));
598 			sortGroup->addChild(new ChooseConfigSimpleCase(m_eglTestCtx, attributes[ndx].testName, "Simple config selection and sort case", attributes[ndx].attribute, true));
599 		}
600 	}
601 
602 	// Random
603 	{
604 		tcu::TestCaseGroup* randomGroup = new tcu::TestCaseGroup(m_testCtx, "random", "Random eglChooseConfig() usage");
605 		addChild(randomGroup);
606 
607 		static const EGLenum rgbaSizes[] =
608 		{
609 			EGL_RED_SIZE,
610 			EGL_GREEN_SIZE,
611 			EGL_BLUE_SIZE,
612 			EGL_ALPHA_SIZE
613 		};
614 		randomGroup->addChild(new ChooseConfigRandomCase(m_eglTestCtx, "color_sizes", "Random color size rules", toSet(rgbaSizes)));
615 
616 		static const EGLenum colorDepthStencilSizes[] =
617 		{
618 			EGL_RED_SIZE,
619 			EGL_GREEN_SIZE,
620 			EGL_BLUE_SIZE,
621 			EGL_ALPHA_SIZE,
622 			EGL_DEPTH_SIZE,
623 			EGL_STENCIL_SIZE
624 		};
625 		randomGroup->addChild(new ChooseConfigRandomCase(m_eglTestCtx, "color_depth_stencil_sizes", "Random color, depth and stencil size rules", toSet(colorDepthStencilSizes)));
626 
627 		static const EGLenum bufferSizes[] =
628 		{
629 			EGL_BUFFER_SIZE,
630 			EGL_LUMINANCE_SIZE,
631 			EGL_ALPHA_MASK_SIZE,
632 			EGL_DEPTH_SIZE,
633 			EGL_STENCIL_SIZE
634 		};
635 		randomGroup->addChild(new ChooseConfigRandomCase(m_eglTestCtx, "buffer_sizes", "Various buffer size rules", toSet(bufferSizes)));
636 
637 		static const EGLenum surfaceType[] =
638 		{
639 			EGL_NATIVE_RENDERABLE,
640 			EGL_SURFACE_TYPE
641 		};
642 		randomGroup->addChild(new ChooseConfigRandomCase(m_eglTestCtx, "surface_type", "Surface type rules", toSet(surfaceType)));
643 
644 		static const EGLenum sampleBuffers[] =
645 		{
646 			EGL_SAMPLE_BUFFERS,
647 			EGL_SAMPLES
648 		};
649 		randomGroup->addChild(new ChooseConfigRandomCase(m_eglTestCtx, "sample_buffers", "Sample buffer rules", toSet(sampleBuffers)));
650 
651 		// \note Not every attribute is supported at the moment
652 		static const EGLenum allAttribs[] =
653 		{
654 			EGL_BUFFER_SIZE,
655 			EGL_RED_SIZE,
656 			EGL_GREEN_SIZE,
657 			EGL_BLUE_SIZE,
658 			EGL_ALPHA_SIZE,
659 			EGL_ALPHA_MASK_SIZE,
660 			EGL_BIND_TO_TEXTURE_RGB,
661 			EGL_BIND_TO_TEXTURE_RGBA,
662 			EGL_COLOR_BUFFER_TYPE,
663 			EGL_CONFIG_CAVEAT,
664 			EGL_CONFIG_ID,
665 			EGL_CONFORMANT,
666 			EGL_DEPTH_SIZE,
667 			EGL_LEVEL,
668 //			EGL_MATCH_NATIVE_PIXMAP,
669 			EGL_MAX_SWAP_INTERVAL,
670 			EGL_MIN_SWAP_INTERVAL,
671 			EGL_NATIVE_RENDERABLE,
672 			EGL_NATIVE_VISUAL_TYPE,
673 			EGL_RENDERABLE_TYPE,
674 			EGL_SAMPLE_BUFFERS,
675 			EGL_SAMPLES,
676 			EGL_STENCIL_SIZE,
677 			EGL_SURFACE_TYPE,
678 			EGL_TRANSPARENT_TYPE,
679 //			EGL_TRANSPARENT_RED_VALUE,
680 //			EGL_TRANSPARENT_GREEN_VALUE,
681 //			EGL_TRANSPARENT_BLUE_VALUE,
682 			EGL_RECORDABLE_ANDROID,
683 		};
684 		randomGroup->addChild(new ChooseConfigRandomCase(m_eglTestCtx, "all", "All attributes", toSet(allAttribs)));
685 	}
686 
687 	// EGL_EXT_pixel_format_float
688 	{
689 		de::MovePtr<tcu::TestCaseGroup>	colorComponentTypeGroup	(new tcu::TestCaseGroup(m_testCtx, "color_component_type_ext", "EGL_EXT_pixel_format_float tests"));
690 
691 		colorComponentTypeGroup->addChild(new ColorComponentTypeCase(m_eglTestCtx, "dont_care",	EGL_DONT_CARE));
692 		colorComponentTypeGroup->addChild(new ColorComponentTypeCase(m_eglTestCtx, "fixed",		EGL_COLOR_COMPONENT_TYPE_FIXED_EXT));
693 		colorComponentTypeGroup->addChild(new ColorComponentTypeCase(m_eglTestCtx, "float",		EGL_COLOR_COMPONENT_TYPE_FLOAT_EXT));
694 
695 		addChild(colorComponentTypeGroup.release());
696 	}
697 }
698 
699 } // egl
700 } // deqp
701