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      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 
     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 
     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 
     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:
    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 
    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 
    134 	void init (void)
    135 	{
    136 		DE_ASSERT(m_display == EGL_NO_DISPLAY);
    137 		m_display	= eglu::getAndInitDisplay(m_eglTestCtx.getNativeDisplay());
    138 	}
    139 
    140 	void deinit (void)
    141 	{
    142 		m_eglTestCtx.getLibrary().terminate(m_display);
    143 		m_display = EGL_NO_DISPLAY;
    144 	}
    145 
    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:
    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 
    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 
    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:
    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_CONFORMANT,				EGL_OPENGL_BIT | EGL_OPENGL_ES_BIT | EGL_OPENGL_ES2_BIT | EGL_OPENVG_BIT	},
    281 			//{ EGL_RENDERABLE_TYPE,			EGL_OPENGL_BIT | EGL_OPENGL_ES_BIT | EGL_OPENGL_ES2_BIT | EGL_OPENVG_BIT	},
    282 			//{ EGL_SURFACE_TYPE,				EGL_WINDOW_BIT
    283 			//								| EGL_PIXMAP_BIT
    284 			//								| EGL_PBUFFER_BIT
    285 			//								| EGL_MULTISAMPLE_RESOLVE_BOX_BIT
    286 			//								| EGL_VG_ALPHA_FORMAT_PRE_BIT
    287 			//								| EGL_SWAP_BEHAVIOR_PRESERVED_BIT
    288 			//								| EGL_VG_COLORSPACE_LINEAR_BIT
    289 			//								}
    290 		};
    291 
    292 		if (name == EGL_CONFIG_ID)
    293 		{
    294 			de::Random rnd(0);
    295 			vector<EGLConfig> configs = eglu::getConfigs(m_eglTestCtx.getLibrary(), m_display);
    296 			return eglu::getConfigID(m_eglTestCtx.getLibrary(), m_display, configs[rnd.getInt(0, (int)configs.size()-1)]);
    297 		}
    298 		else
    299 		{
    300 			for (int ndx = 0; ndx < DE_LENGTH_OF_ARRAY(attributes); ndx++)
    301 			{
    302 				if (attributes[ndx].name == name)
    303 					return attributes[ndx].value;
    304 			}
    305 		}
    306 
    307 		DE_ASSERT(DE_FALSE);
    308 		return EGL_NONE;
    309 	}
    310 public:
    311 	ChooseConfigSimpleCase (EglTestContext& eglTestCtx, const char* name, const char* description, EGLenum attribute, bool checkOrder)
    312 		: ChooseConfigCase(eglTestCtx, name, description, checkOrder)
    313 		, m_attribute(attribute)
    314 	{
    315 	}
    316 
    317 	TestCase::IterateResult iterate (void)
    318 	{
    319 		m_testCtx.setTestResult(QP_TEST_RESULT_PASS, "Pass");
    320 
    321 		std::vector<std::pair<EGLenum, EGLint> > attributes;
    322 		attributes.push_back(std::pair<EGLenum, EGLint>(m_attribute, getValue(m_attribute)));
    323 
    324 		fillDontCare(attributes);
    325 		executeTest(attributes, m_checkOrder);
    326 
    327 		return STOP;
    328 	}
    329 private:
    330 	EGLenum	m_attribute;
    331 };
    332 
    333 class ChooseConfigRandomCase : public ChooseConfigCase
    334 {
    335 public:
    336 	ChooseConfigRandomCase (EglTestContext& eglTestCtx, const char* name, const char* description, const set<EGLenum>& attribSet)
    337 		: ChooseConfigCase	(eglTestCtx, name, description, true)
    338 		, m_attribSet		(attribSet)
    339 		, m_numIters		(10)
    340 		, m_iterNdx			(0)
    341 	{
    342 	}
    343 
    344 	void init (void)
    345 	{
    346 		ChooseConfigCase::init();
    347 		m_iterNdx = 0;
    348 		m_testCtx.setTestResult(QP_TEST_RESULT_PASS, "Pass");
    349 	}
    350 
    351 	TestCase::IterateResult iterate (void)
    352 	{
    353 		m_testCtx.getLog() << TestLog::Message << "Iteration :" << m_iterNdx << TestLog::EndMessage;
    354 		m_iterNdx += 1;
    355 
    356 		// Build random list of attributes
    357 		de::Random									rnd(m_iterNdx);
    358 		const int									numAttribs	= rnd.getInt(0, (int)m_attribSet.size()*2);
    359 
    360 		std::vector<std::pair<EGLenum, EGLint> >	attributes	= genRandomAttributes(m_attribSet, numAttribs, rnd);
    361 
    362 		fillDontCare(attributes);
    363 		executeTest(attributes, m_checkOrder);
    364 
    365 		return m_iterNdx < m_numIters ? CONTINUE : STOP;
    366 	}
    367 
    368 	template <int MinVal, int MaxVal> static EGLint getInt (de::Random& rnd)
    369 	{
    370 		return rnd.getInt(MinVal, MaxVal);
    371 	}
    372 
    373 	static EGLint getBool (de::Random& rnd)
    374 	{
    375 		return rnd.getBool() ? EGL_TRUE : EGL_FALSE;
    376 	}
    377 
    378 	static EGLint getBufferType (de::Random& rnd)
    379 	{
    380 		static const EGLint types[] = { EGL_RGB_BUFFER, EGL_LUMINANCE_BUFFER };
    381 		return rnd.choose<EGLint>(types, types+DE_LENGTH_OF_ARRAY(types));
    382 	}
    383 
    384 	static EGLint getConfigCaveat (de::Random& rnd)
    385 	{
    386 		static const EGLint caveats[] = { EGL_SLOW_CONFIG, EGL_NON_CONFORMANT_CONFIG };
    387 		return rnd.choose<EGLint>(caveats, caveats+DE_LENGTH_OF_ARRAY(caveats));
    388 	}
    389 
    390 	static EGLint getApiBits (de::Random& rnd)
    391 	{
    392 		EGLint api = 0;
    393 		api |= rnd.getBool() ? EGL_OPENGL_BIT		: 0;
    394 		api |= rnd.getBool() ? EGL_OPENGL_ES_BIT	: 0;
    395 		api |= rnd.getBool() ? EGL_OPENGL_ES2_BIT	: 0;
    396 		api |= rnd.getBool() ? EGL_OPENVG_BIT		: 0;
    397 		return api;
    398 	}
    399 
    400 	static EGLint getSurfaceType (de::Random& rnd)
    401 	{
    402 		EGLint bits = 0;
    403 		bits |= rnd.getBool() ? EGL_WINDOW_BIT	: 0;
    404 		bits |= rnd.getBool() ? EGL_PIXMAP_BIT	: 0;
    405 		bits |= rnd.getBool() ? EGL_PBUFFER_BIT	: 0;
    406 		return bits;
    407 	}
    408 
    409 	struct AttribSpec
    410 	{
    411 		EGLenum			attribute;
    412 		EGLint			(*getValue)(de::Random& rnd);
    413 	};
    414 
    415 	std::vector<std::pair<EGLenum, EGLint> > genRandomAttributes (const std::set<EGLenum>& attribSet, int numAttribs, de::Random& rnd)
    416 	{
    417 		static const struct AttribSpec attributes[] =
    418 		{
    419 			{ EGL_BUFFER_SIZE,				ChooseConfigRandomCase::getInt<0, 32>,		},
    420 			{ EGL_RED_SIZE,					ChooseConfigRandomCase::getInt<0, 8>,		},
    421 			{ EGL_GREEN_SIZE,				ChooseConfigRandomCase::getInt<0, 8>,		},
    422 			{ EGL_BLUE_SIZE,				ChooseConfigRandomCase::getInt<0, 8>,		},
    423 			{ EGL_LUMINANCE_SIZE,			ChooseConfigRandomCase::getInt<0, 1>,		},
    424 			{ EGL_ALPHA_SIZE,				ChooseConfigRandomCase::getInt<0, 8>,		},
    425 			{ EGL_ALPHA_MASK_SIZE,			ChooseConfigRandomCase::getInt<0, 1>,		},
    426 			{ EGL_BIND_TO_TEXTURE_RGB,		ChooseConfigRandomCase::getBool,			},
    427 			{ EGL_BIND_TO_TEXTURE_RGBA,		ChooseConfigRandomCase::getBool,			},
    428 			{ EGL_COLOR_BUFFER_TYPE,		ChooseConfigRandomCase::getBufferType,		},
    429 			{ EGL_CONFIG_CAVEAT,			ChooseConfigRandomCase::getConfigCaveat,	},
    430 //			{ EGL_CONFIG_ID,				0/*special*/,		},
    431 			{ EGL_CONFORMANT,				ChooseConfigRandomCase::getApiBits,			},
    432 			{ EGL_DEPTH_SIZE,				ChooseConfigRandomCase::getInt<0, 32>,		},
    433 			{ EGL_LEVEL,					ChooseConfigRandomCase::getInt<0, 1>,		},
    434 //			{ EGL_MATCH_NATIVE_PIXMAP,		EGL_NONE,			},
    435 			{ EGL_MAX_SWAP_INTERVAL,		ChooseConfigRandomCase::getInt<0, 2>,		},
    436 			{ EGL_MIN_SWAP_INTERVAL,		ChooseConfigRandomCase::getInt<0, 1>,		},
    437 			{ EGL_NATIVE_RENDERABLE,		ChooseConfigRandomCase::getBool,			},
    438 //			{ EGL_NATIVE_VISUAL_TYPE,		EGL_DONT_CARE,		},
    439 			{ EGL_RENDERABLE_TYPE,			ChooseConfigRandomCase::getApiBits,			},
    440 			{ EGL_SAMPLE_BUFFERS,			ChooseConfigRandomCase::getInt<0, 1>,		},
    441 			{ EGL_SAMPLES,					ChooseConfigRandomCase::getInt<0, 1>,		},
    442 			{ EGL_STENCIL_SIZE,				ChooseConfigRandomCase::getInt<0, 1>,		},
    443 			{ EGL_SURFACE_TYPE,				ChooseConfigRandomCase::getSurfaceType,		},
    444 //			{ EGL_TRANSPARENT_TYPE,			EGL_TRANSPARENT_RGB,},
    445 //			{ EGL_TRANSPARENT_RED_VALUE,	ChooseConfigRandomCase::getInt<0, 255>,		},
    446 //			{ EGL_TRANSPARENT_GREEN_VALUE,	ChooseConfigRandomCase::getInt<0, 255>,		},
    447 //			{ EGL_TRANSPARENT_BLUE_VALUE,	ChooseConfigRandomCase::getInt<0, 255>,		}
    448 		};
    449 
    450 		std::vector<std::pair<EGLenum, EGLint> > out;
    451 
    452 		// Build list to select from
    453 		std::vector<AttribSpec> candidates;
    454 		for (int ndx = 0; ndx < (int)DE_LENGTH_OF_ARRAY(attributes); ndx++)
    455 		{
    456 			if (attribSet.find(attributes[ndx].attribute) != attribSet.end())
    457 				candidates.push_back(attributes[ndx]);
    458 		}
    459 
    460 		for (int attribNdx = 0; attribNdx < numAttribs; attribNdx++)
    461 		{
    462 			AttribSpec spec = rnd.choose<AttribSpec>(candidates.begin(), candidates.end());
    463 			out.push_back(std::make_pair(spec.attribute, spec.getValue(rnd)));
    464 		}
    465 
    466 		return out;
    467 	}
    468 private:
    469 	std::set<EGLenum>	m_attribSet;
    470 	int					m_numIters;
    471 	int					m_iterNdx;
    472 };
    473 
    474 class ColorComponentTypeCase : public ChooseConfigCase
    475 {
    476 
    477 public:
    478 	ColorComponentTypeCase (EglTestContext& eglTestCtx, const char* name, EGLenum value)
    479 		: ChooseConfigCase	(eglTestCtx, name, "", true /* sorting order is validated */)
    480 		, m_value			(value)
    481 	{
    482 	}
    483 
    484 	TestCase::IterateResult iterate (void)
    485 	{
    486 		m_testCtx.setTestResult(QP_TEST_RESULT_PASS, "Pass");
    487 
    488 		{
    489 			const std::vector<std::string>	extensions	= eglu::getDisplayExtensions(m_eglTestCtx.getLibrary(), m_display);
    490 
    491 			if (!de::contains(extensions.begin(), extensions.end(), "EGL_EXT_pixel_format_float"))
    492 				TCU_THROW(NotSupportedError, "EGL_EXT_pixel_format_float is not supported");
    493 		}
    494 
    495 		{
    496 			std::vector<std::pair<EGLenum, EGLint> > attributes;
    497 
    498 			attributes.push_back(std::pair<EGLenum, EGLint>(EGL_COLOR_COMPONENT_TYPE_EXT, m_value));
    499 			fillDontCare(attributes);
    500 
    501 			executeTest(attributes, m_checkOrder);
    502 		}
    503 
    504 		return STOP;
    505 	}
    506 private:
    507 	const EGLenum	m_value;
    508 };
    509 
    510 ChooseConfigTests::ChooseConfigTests (EglTestContext& eglTestCtx)
    511 	: TestCaseGroup(eglTestCtx, "choose_config", "eglChooseConfig() tests")
    512 {
    513 }
    514 
    515 ChooseConfigTests::~ChooseConfigTests (void)
    516 {
    517 }
    518 
    519 namespace
    520 {
    521 
    522 template <typename T, size_t N>
    523 std::set<T> toSet (const T (&arr)[N])
    524 {
    525 	std::set<T> set;
    526 	for (size_t i = 0; i < N; i++)
    527 		set.insert(arr[i]);
    528 	return set;
    529 }
    530 
    531 } // anonymous
    532 
    533 void ChooseConfigTests::init (void)
    534 {
    535 	// Single attributes
    536 	{
    537 		static const struct
    538 		{
    539 			EGLenum			attribute;
    540 			const char*		testName;
    541 		} attributes[] =
    542 		{
    543 			{ EGL_BUFFER_SIZE,				"buffer_size"				},
    544 			{ EGL_RED_SIZE,					"red_size"					},
    545 			{ EGL_GREEN_SIZE,				"green_size"				},
    546 			{ EGL_BLUE_SIZE,				"blue_size"					},
    547 			{ EGL_LUMINANCE_SIZE,			"luminance_size"			},
    548 			{ EGL_ALPHA_SIZE,				"alpha_size"				},
    549 			{ EGL_ALPHA_MASK_SIZE,			"alpha_mask_size"			},
    550 			{ EGL_BIND_TO_TEXTURE_RGB,		"bind_to_texture_rgb"		},
    551 			{ EGL_BIND_TO_TEXTURE_RGBA,		"bind_to_texture_rgba"		},
    552 			{ EGL_COLOR_BUFFER_TYPE,		"color_buffer_type"			},
    553 			{ EGL_CONFIG_CAVEAT,			"config_caveat"				},
    554 			{ EGL_CONFIG_ID,				"config_id"					},
    555 			{ EGL_CONFORMANT,				"conformant"				},
    556 			{ EGL_DEPTH_SIZE,				"depth_size"				},
    557 			{ EGL_LEVEL,					"level"						},
    558 			{ EGL_MAX_SWAP_INTERVAL,		"max_swap_interval"			},
    559 			{ EGL_MIN_SWAP_INTERVAL,		"min_swap_interval"			},
    560 			{ EGL_NATIVE_RENDERABLE,		"native_renderable"			},
    561 			{ EGL_NATIVE_VISUAL_TYPE,		"native_visual_type"		},
    562 			{ EGL_RENDERABLE_TYPE,			"renderable_type"			},
    563 			{ EGL_SAMPLE_BUFFERS,			"sample_buffers"			},
    564 			{ EGL_SAMPLES,					"samples"					},
    565 			{ EGL_STENCIL_SIZE,				"stencil_size"				},
    566 			{ EGL_SURFACE_TYPE,				"surface_type"				},
    567 			{ EGL_TRANSPARENT_TYPE,			"transparent_type"			},
    568 			{ EGL_TRANSPARENT_RED_VALUE,	"transparent_red_value"		},
    569 			{ EGL_TRANSPARENT_GREEN_VALUE,	"transparent_green_value"	},
    570 			{ EGL_TRANSPARENT_BLUE_VALUE,	"transparent_blue_value"	}
    571 		};
    572 
    573 		tcu::TestCaseGroup* simpleGroup = new tcu::TestCaseGroup(m_testCtx, "simple", "Simple tests");
    574 		addChild(simpleGroup);
    575 
    576 		tcu::TestCaseGroup* selectionGroup = new tcu::TestCaseGroup(m_testCtx, "selection_only", "Selection tests, order ignored");
    577 		simpleGroup->addChild(selectionGroup);
    578 
    579 		tcu::TestCaseGroup* sortGroup = new tcu::TestCaseGroup(m_testCtx, "selection_and_sort", "Selection and ordering tests");
    580 		simpleGroup->addChild(sortGroup);
    581 
    582 		for (int ndx = 0; ndx < (int)DE_LENGTH_OF_ARRAY(attributes); ndx++)
    583 		{
    584 			selectionGroup->addChild(new ChooseConfigSimpleCase(m_eglTestCtx, attributes[ndx].testName, "Simple config selection case", attributes[ndx].attribute, false));
    585 			sortGroup->addChild(new ChooseConfigSimpleCase(m_eglTestCtx, attributes[ndx].testName, "Simple config selection and sort case", attributes[ndx].attribute, true));
    586 		}
    587 	}
    588 
    589 	// Random
    590 	{
    591 		tcu::TestCaseGroup* randomGroup = new tcu::TestCaseGroup(m_testCtx, "random", "Random eglChooseConfig() usage");
    592 		addChild(randomGroup);
    593 
    594 		static const EGLenum rgbaSizes[] =
    595 		{
    596 			EGL_RED_SIZE,
    597 			EGL_GREEN_SIZE,
    598 			EGL_BLUE_SIZE,
    599 			EGL_ALPHA_SIZE
    600 		};
    601 		randomGroup->addChild(new ChooseConfigRandomCase(m_eglTestCtx, "color_sizes", "Random color size rules", toSet(rgbaSizes)));
    602 
    603 		static const EGLenum colorDepthStencilSizes[] =
    604 		{
    605 			EGL_RED_SIZE,
    606 			EGL_GREEN_SIZE,
    607 			EGL_BLUE_SIZE,
    608 			EGL_ALPHA_SIZE,
    609 			EGL_DEPTH_SIZE,
    610 			EGL_STENCIL_SIZE
    611 		};
    612 		randomGroup->addChild(new ChooseConfigRandomCase(m_eglTestCtx, "color_depth_stencil_sizes", "Random color, depth and stencil size rules", toSet(colorDepthStencilSizes)));
    613 
    614 		static const EGLenum bufferSizes[] =
    615 		{
    616 			EGL_BUFFER_SIZE,
    617 			EGL_LUMINANCE_SIZE,
    618 			EGL_ALPHA_MASK_SIZE,
    619 			EGL_DEPTH_SIZE,
    620 			EGL_STENCIL_SIZE
    621 		};
    622 		randomGroup->addChild(new ChooseConfigRandomCase(m_eglTestCtx, "buffer_sizes", "Various buffer size rules", toSet(bufferSizes)));
    623 
    624 		static const EGLenum surfaceType[] =
    625 		{
    626 			EGL_NATIVE_RENDERABLE,
    627 			EGL_SURFACE_TYPE
    628 		};
    629 		randomGroup->addChild(new ChooseConfigRandomCase(m_eglTestCtx, "surface_type", "Surface type rules", toSet(surfaceType)));
    630 
    631 		static const EGLenum sampleBuffers[] =
    632 		{
    633 			EGL_SAMPLE_BUFFERS,
    634 			EGL_SAMPLES
    635 		};
    636 		randomGroup->addChild(new ChooseConfigRandomCase(m_eglTestCtx, "sample_buffers", "Sample buffer rules", toSet(sampleBuffers)));
    637 
    638 		// \note Not every attribute is supported at the moment
    639 		static const EGLenum allAttribs[] =
    640 		{
    641 			EGL_BUFFER_SIZE,
    642 			EGL_RED_SIZE,
    643 			EGL_GREEN_SIZE,
    644 			EGL_BLUE_SIZE,
    645 			EGL_ALPHA_SIZE,
    646 			EGL_ALPHA_MASK_SIZE,
    647 			EGL_BIND_TO_TEXTURE_RGB,
    648 			EGL_BIND_TO_TEXTURE_RGBA,
    649 			EGL_COLOR_BUFFER_TYPE,
    650 			EGL_CONFIG_CAVEAT,
    651 			EGL_CONFIG_ID,
    652 			EGL_CONFORMANT,
    653 			EGL_DEPTH_SIZE,
    654 			EGL_LEVEL,
    655 //			EGL_MATCH_NATIVE_PIXMAP,
    656 			EGL_MAX_SWAP_INTERVAL,
    657 			EGL_MIN_SWAP_INTERVAL,
    658 			EGL_NATIVE_RENDERABLE,
    659 			EGL_NATIVE_VISUAL_TYPE,
    660 			EGL_RENDERABLE_TYPE,
    661 			EGL_SAMPLE_BUFFERS,
    662 			EGL_SAMPLES,
    663 			EGL_STENCIL_SIZE,
    664 			EGL_SURFACE_TYPE,
    665 			EGL_TRANSPARENT_TYPE,
    666 //			EGL_TRANSPARENT_RED_VALUE,
    667 //			EGL_TRANSPARENT_GREEN_VALUE,
    668 //			EGL_TRANSPARENT_BLUE_VALUE
    669 		};
    670 		randomGroup->addChild(new ChooseConfigRandomCase(m_eglTestCtx, "all", "All attributes", toSet(allAttribs)));
    671 	}
    672 
    673 	// EGL_EXT_pixel_format_float
    674 	{
    675 		de::MovePtr<tcu::TestCaseGroup>	colorComponentTypeGroup	(new tcu::TestCaseGroup(m_testCtx, "color_component_type_ext", "EGL_EXT_pixel_format_float tests"));
    676 
    677 		colorComponentTypeGroup->addChild(new ColorComponentTypeCase(m_eglTestCtx, "dont_care",	EGL_DONT_CARE));
    678 		colorComponentTypeGroup->addChild(new ColorComponentTypeCase(m_eglTestCtx, "fixed",		EGL_COLOR_COMPONENT_TYPE_FIXED_EXT));
    679 		colorComponentTypeGroup->addChild(new ColorComponentTypeCase(m_eglTestCtx, "float",		EGL_COLOR_COMPONENT_TYPE_FLOAT_EXT));
    680 
    681 		addChild(colorComponentTypeGroup.release());
    682 	}
    683 }
    684 
    685 } // egl
    686 } // deqp
    687