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 reference implementation.
22 *//*--------------------------------------------------------------------*/
23
24 #include "teglChooseConfigReference.hpp"
25
26 #include "egluUtil.hpp"
27 #include "egluConfigInfo.hpp"
28 #include "egluStrUtil.hpp"
29 #include "eglwLibrary.hpp"
30 #include "eglwEnums.hpp"
31
32 #include "deSTLUtil.hpp"
33
34 #include <algorithm>
35 #include <vector>
36 #include <map>
37
38 namespace deqp
39 {
40 namespace egl
41 {
42
43 using namespace eglw;
44 using eglu::ConfigInfo;
45
46 enum Criteria
47 {
48 CRITERIA_AT_LEAST = 0,
49 CRITERIA_EXACT,
50 CRITERIA_MASK,
51 CRITERIA_SPECIAL,
52
53 CRITERIA_LAST
54 };
55
56 enum SortOrder
57 {
58 SORTORDER_NONE = 0,
59 SORTORDER_SMALLER,
60 SORTORDER_SPECIAL,
61
62 SORTORDER_LAST
63 };
64
65 struct AttribRule
66 {
67 EGLenum name;
68 EGLint value;
69 Criteria criteria;
70 SortOrder sortOrder;
71
AttribRuledeqp::egl::AttribRule72 AttribRule (void)
73 : name (EGL_NONE)
74 , value (EGL_NONE)
75 , criteria (CRITERIA_LAST)
76 , sortOrder (SORTORDER_LAST)
77 {
78 }
79
AttribRuledeqp::egl::AttribRule80 AttribRule (EGLenum name_, EGLint value_, Criteria criteria_, SortOrder sortOrder_)
81 : name (name_)
82 , value (value_)
83 , criteria (criteria_)
84 , sortOrder (sortOrder_)
85 {
86 }
87 };
88
89 class SurfaceConfig
90 {
91 private:
getCaveatRank(EGLenum caveat)92 static int getCaveatRank (EGLenum caveat)
93 {
94 switch (caveat)
95 {
96 case EGL_NONE: return 0;
97 case EGL_SLOW_CONFIG: return 1;
98 case EGL_NON_CONFORMANT_CONFIG: return 2;
99 default:
100 TCU_THROW(TestError, (std::string("Unknown config caveat: ") + eglu::getConfigCaveatStr(caveat).toString()).c_str());
101 }
102 }
103
getColorBufferTypeRank(EGLenum type)104 static int getColorBufferTypeRank (EGLenum type)
105 {
106 switch (type)
107 {
108 case EGL_RGB_BUFFER: return 0;
109 case EGL_LUMINANCE_BUFFER: return 1;
110 case EGL_YUV_BUFFER_EXT: return 2;
111 default:
112 TCU_THROW(TestError, (std::string("Unknown color buffer type: ") + eglu::getColorBufferTypeStr(type).toString()).c_str());
113 }
114 }
115
getYuvOrderRank(EGLenum order)116 static int getYuvOrderRank (EGLenum order)
117 {
118 switch (order)
119 {
120 case EGL_NONE: return 0;
121 case EGL_YUV_ORDER_YUV_EXT: return 1;
122 case EGL_YUV_ORDER_YVU_EXT: return 2;
123 case EGL_YUV_ORDER_YUYV_EXT: return 3;
124 case EGL_YUV_ORDER_YVYU_EXT: return 4;
125 case EGL_YUV_ORDER_UYVY_EXT: return 5;
126 case EGL_YUV_ORDER_VYUY_EXT: return 6;
127 case EGL_YUV_ORDER_AYUV_EXT: return 7;
128 default:
129 TCU_THROW(TestError, (std::string("Unknown YUV order: ") + eglu::getYuvOrderStr(order).toString()).c_str());
130 }
131 }
132
getYuvPlaneBppValue(EGLenum bpp)133 static int getYuvPlaneBppValue (EGLenum bpp)
134 {
135 switch (bpp)
136 {
137 case EGL_YUV_PLANE_BPP_0_EXT: return 0;
138 case EGL_YUV_PLANE_BPP_8_EXT: return 8;
139 case EGL_YUV_PLANE_BPP_10_EXT: return 10;
140 default:
141 TCU_THROW(TestError, (std::string("Unknown YUV plane BPP: ") + eglu::getYuvPlaneBppStr(bpp).toString()).c_str());
142 }
143 }
144
getColorComponentTypeRank(EGLenum compType)145 static int getColorComponentTypeRank (EGLenum compType)
146 {
147 switch (compType)
148 {
149 case EGL_COLOR_COMPONENT_TYPE_FIXED_EXT: return 0;
150 case EGL_COLOR_COMPONENT_TYPE_FLOAT_EXT: return 1;
151 default:
152 TCU_THROW(TestError, (std::string("Unknown color component type: ") + eglu::getColorComponentTypeStr(compType).toString()).c_str());
153 }
154 }
155
156 typedef bool (*CompareFunc) (const SurfaceConfig& a, const SurfaceConfig& b);
157
compareCaveat(const SurfaceConfig & a,const SurfaceConfig & b)158 static bool compareCaveat (const SurfaceConfig& a, const SurfaceConfig& b)
159 {
160 return getCaveatRank((EGLenum)a.m_info.configCaveat) < getCaveatRank((EGLenum)b.m_info.configCaveat);
161 }
162
compareColorBufferType(const SurfaceConfig & a,const SurfaceConfig & b)163 static bool compareColorBufferType (const SurfaceConfig& a, const SurfaceConfig& b)
164 {
165 return getColorBufferTypeRank((EGLenum)a.m_info.colorBufferType) < getColorBufferTypeRank((EGLenum)b.m_info.colorBufferType);
166 }
167
compareYuvOrder(const SurfaceConfig & a,const SurfaceConfig & b)168 static bool compareYuvOrder (const SurfaceConfig& a, const SurfaceConfig& b)
169 {
170 return getYuvOrderRank((EGLenum)a.m_info.yuvOrder) < getYuvOrderRank((EGLenum)b.m_info.yuvOrder);
171 }
172
compareColorComponentType(const SurfaceConfig & a,const SurfaceConfig & b)173 static bool compareColorComponentType (const SurfaceConfig& a, const SurfaceConfig& b)
174 {
175 return getColorComponentTypeRank((EGLenum)a.m_info.colorComponentType) < getColorComponentTypeRank((EGLenum)b.m_info.colorComponentType);
176 }
177
compareColorBufferBits(const SurfaceConfig & a,const SurfaceConfig & b,const tcu::BVec4 & specifiedRGBColors,const tcu::BVec2 & specifiedLuminanceColors,bool yuvPlaneBppSpecified)178 static bool compareColorBufferBits (const SurfaceConfig& a, const SurfaceConfig& b, const tcu::BVec4& specifiedRGBColors, const tcu::BVec2& specifiedLuminanceColors, bool yuvPlaneBppSpecified)
179 {
180 DE_ASSERT(a.m_info.colorBufferType == b.m_info.colorBufferType);
181 switch (a.m_info.colorBufferType)
182 {
183 case EGL_RGB_BUFFER:
184 {
185 const tcu::IVec4 mask (specifiedRGBColors.cast<deInt32>());
186
187 return (a.m_info.redSize * mask[0] + a.m_info.greenSize * mask[1] + a.m_info.blueSize * mask[2] + a.m_info.alphaSize * mask[3])
188 > (b.m_info.redSize * mask[0] + b.m_info.greenSize * mask[1] + b.m_info.blueSize * mask[2] + b.m_info.alphaSize * mask[3]);
189 }
190
191 case EGL_LUMINANCE_BUFFER:
192 {
193 const tcu::IVec2 mask (specifiedLuminanceColors.cast<deInt32>());
194
195 return (a.m_info.luminanceSize * mask[0] + a.m_info.alphaSize * mask[1]) > (b.m_info.luminanceSize * mask[0] + b.m_info.alphaSize * mask[1]);
196 }
197
198 case EGL_YUV_BUFFER_EXT:
199 return yuvPlaneBppSpecified ? (a.m_info.yuvPlaneBpp > b.m_info.yuvPlaneBpp) : false;
200
201 default:
202 DE_ASSERT(DE_FALSE);
203 return true;
204 }
205 }
206
207 template <EGLenum Attribute>
compareAttributeSmaller(const SurfaceConfig & a,const SurfaceConfig & b)208 static bool compareAttributeSmaller (const SurfaceConfig& a, const SurfaceConfig& b)
209 {
210 return a.getAttribute(Attribute) < b.getAttribute(Attribute);
211 }
212 public:
SurfaceConfig(EGLConfig config,ConfigInfo & info)213 SurfaceConfig (EGLConfig config, ConfigInfo &info)
214 : m_config(config)
215 , m_info(info)
216 {
217 }
218
getEglConfig(void) const219 EGLConfig getEglConfig (void) const
220 {
221 return m_config;
222 }
223
getAttribute(const EGLenum attribute) const224 EGLint getAttribute (const EGLenum attribute) const
225 {
226 return m_info.getAttribute(attribute);
227 }
228
operator ==(const SurfaceConfig & a,const SurfaceConfig & b)229 friend bool operator== (const SurfaceConfig& a, const SurfaceConfig& b)
230 {
231 const std::map<EGLenum, AttribRule> defaultRules = getDefaultRules();
232
233 for (std::map<EGLenum, AttribRule>::const_iterator iter = defaultRules.begin(); iter != defaultRules.end(); iter++)
234 {
235 const EGLenum attribute = iter->first;
236
237 if (a.getAttribute(attribute) != b.getAttribute(attribute)) return false;
238 }
239 return true;
240 }
241
compareTo(const SurfaceConfig & b,const tcu::BVec4 & specifiedRGBColors,const tcu::BVec2 & specifiedLuminanceColors,bool yuvPlaneBppSpecified) const242 bool compareTo (const SurfaceConfig& b, const tcu::BVec4& specifiedRGBColors, const tcu::BVec2& specifiedLuminanceColors, bool yuvPlaneBppSpecified) const
243 {
244 static const SurfaceConfig::CompareFunc compareFuncs[] =
245 {
246 SurfaceConfig::compareCaveat,
247 SurfaceConfig::compareColorBufferType,
248 SurfaceConfig::compareColorComponentType,
249 DE_NULL, // SurfaceConfig::compareColorBufferBits,
250 SurfaceConfig::compareAttributeSmaller<EGL_BUFFER_SIZE>,
251 SurfaceConfig::compareAttributeSmaller<EGL_SAMPLE_BUFFERS>,
252 SurfaceConfig::compareAttributeSmaller<EGL_SAMPLES>,
253 SurfaceConfig::compareAttributeSmaller<EGL_DEPTH_SIZE>,
254 SurfaceConfig::compareAttributeSmaller<EGL_STENCIL_SIZE>,
255 SurfaceConfig::compareAttributeSmaller<EGL_ALPHA_MASK_SIZE>,
256 SurfaceConfig::compareYuvOrder,
257 SurfaceConfig::compareAttributeSmaller<EGL_CONFIG_ID>
258 };
259
260 if (*this == b)
261 return false; // std::sort() can compare object to itself.
262
263 for (int ndx = 0; ndx < (int)DE_LENGTH_OF_ARRAY(compareFuncs); ndx++)
264 {
265 if (!compareFuncs[ndx])
266 {
267 if (compareColorBufferBits(*this, b, specifiedRGBColors, specifiedLuminanceColors, yuvPlaneBppSpecified))
268 return true;
269 else if (compareColorBufferBits(b, *this, specifiedRGBColors, specifiedLuminanceColors, yuvPlaneBppSpecified))
270 return false;
271
272 continue;
273 }
274
275 if (compareFuncs[ndx](*this, b))
276 return true;
277 else if (compareFuncs[ndx](b, *this))
278 return false;
279 }
280
281 TCU_FAIL("Unable to compare configs - duplicate ID?");
282 }
283
getDefaultRules(void)284 static std::map<EGLenum, AttribRule> getDefaultRules (void)
285 {
286 // \todo [2011-03-24 pyry] From EGL 1.4 spec - check that this is valid for other versions as well
287 std::map<EGLenum, AttribRule> rules;
288
289 // Attribute Default Selection Criteria Sort Order Sort Priority
290 rules[EGL_BUFFER_SIZE] = AttribRule(EGL_BUFFER_SIZE, 0, CRITERIA_AT_LEAST, SORTORDER_SMALLER); // 4
291 rules[EGL_RED_SIZE] = AttribRule(EGL_RED_SIZE, 0, CRITERIA_AT_LEAST, SORTORDER_SPECIAL); // 3
292 rules[EGL_GREEN_SIZE] = AttribRule(EGL_GREEN_SIZE, 0, CRITERIA_AT_LEAST, SORTORDER_SPECIAL); // 3
293 rules[EGL_BLUE_SIZE] = AttribRule(EGL_BLUE_SIZE, 0, CRITERIA_AT_LEAST, SORTORDER_SPECIAL); // 3
294 rules[EGL_LUMINANCE_SIZE] = AttribRule(EGL_LUMINANCE_SIZE, 0, CRITERIA_AT_LEAST, SORTORDER_SPECIAL); // 3
295 rules[EGL_ALPHA_SIZE] = AttribRule(EGL_ALPHA_SIZE, 0, CRITERIA_AT_LEAST, SORTORDER_SPECIAL); // 3
296 rules[EGL_ALPHA_MASK_SIZE] = AttribRule(EGL_ALPHA_MASK_SIZE, 0, CRITERIA_AT_LEAST, SORTORDER_SMALLER); // 9
297 rules[EGL_BIND_TO_TEXTURE_RGB] = AttribRule(EGL_BIND_TO_TEXTURE_RGB, EGL_DONT_CARE, CRITERIA_EXACT, SORTORDER_NONE);
298 rules[EGL_BIND_TO_TEXTURE_RGBA] = AttribRule(EGL_BIND_TO_TEXTURE_RGBA, EGL_DONT_CARE, CRITERIA_EXACT, SORTORDER_NONE);
299 rules[EGL_COLOR_BUFFER_TYPE] = AttribRule(EGL_COLOR_BUFFER_TYPE, EGL_RGB_BUFFER, CRITERIA_EXACT, SORTORDER_NONE); // 2
300 rules[EGL_CONFIG_CAVEAT] = AttribRule(EGL_CONFIG_CAVEAT, EGL_DONT_CARE, CRITERIA_EXACT, SORTORDER_SPECIAL); // 1
301 rules[EGL_CONFIG_ID] = AttribRule(EGL_CONFIG_ID, EGL_DONT_CARE, CRITERIA_EXACT, SORTORDER_SMALLER); // 11
302 rules[EGL_CONFORMANT] = AttribRule(EGL_CONFORMANT, 0, CRITERIA_MASK, SORTORDER_NONE);
303 rules[EGL_DEPTH_SIZE] = AttribRule(EGL_DEPTH_SIZE, 0, CRITERIA_AT_LEAST, SORTORDER_SMALLER); // 7
304 rules[EGL_LEVEL] = AttribRule(EGL_LEVEL, 0, CRITERIA_EXACT, SORTORDER_NONE);
305 rules[EGL_MAX_SWAP_INTERVAL] = AttribRule(EGL_MAX_SWAP_INTERVAL, EGL_DONT_CARE, CRITERIA_EXACT, SORTORDER_NONE);
306 rules[EGL_MIN_SWAP_INTERVAL] = AttribRule(EGL_MIN_SWAP_INTERVAL, EGL_DONT_CARE, CRITERIA_EXACT, SORTORDER_NONE);
307 rules[EGL_NATIVE_RENDERABLE] = AttribRule(EGL_NATIVE_RENDERABLE, EGL_DONT_CARE, CRITERIA_EXACT, SORTORDER_NONE);
308 rules[EGL_NATIVE_VISUAL_TYPE] = AttribRule(EGL_NATIVE_VISUAL_TYPE, EGL_DONT_CARE, CRITERIA_EXACT, SORTORDER_SPECIAL); // 10
309 rules[EGL_RENDERABLE_TYPE] = AttribRule(EGL_RENDERABLE_TYPE, EGL_OPENGL_ES_BIT, CRITERIA_MASK, SORTORDER_NONE);
310 rules[EGL_SAMPLE_BUFFERS] = AttribRule(EGL_SAMPLE_BUFFERS, 0, CRITERIA_AT_LEAST, SORTORDER_SMALLER); // 5
311 rules[EGL_SAMPLES] = AttribRule(EGL_SAMPLES, 0, CRITERIA_AT_LEAST, SORTORDER_SMALLER); // 6
312 rules[EGL_STENCIL_SIZE] = AttribRule(EGL_STENCIL_SIZE, 0, CRITERIA_AT_LEAST, SORTORDER_SMALLER); // 8
313 rules[EGL_SURFACE_TYPE] = AttribRule(EGL_SURFACE_TYPE, EGL_WINDOW_BIT, CRITERIA_MASK, SORTORDER_NONE);
314 rules[EGL_TRANSPARENT_TYPE] = AttribRule(EGL_TRANSPARENT_TYPE, EGL_NONE, CRITERIA_EXACT, SORTORDER_NONE);
315 rules[EGL_TRANSPARENT_RED_VALUE] = AttribRule(EGL_TRANSPARENT_RED_VALUE, EGL_DONT_CARE, CRITERIA_EXACT, SORTORDER_NONE);
316 rules[EGL_TRANSPARENT_GREEN_VALUE] = AttribRule(EGL_TRANSPARENT_GREEN_VALUE, EGL_DONT_CARE, CRITERIA_EXACT, SORTORDER_NONE);
317 rules[EGL_TRANSPARENT_BLUE_VALUE] = AttribRule(EGL_TRANSPARENT_BLUE_VALUE, EGL_DONT_CARE, CRITERIA_EXACT, SORTORDER_NONE);
318
319 // EGL_EXT_yuv_surface
320 rules[EGL_YUV_ORDER_EXT] = AttribRule(EGL_YUV_ORDER_EXT, EGL_DONT_CARE, CRITERIA_EXACT, SORTORDER_SPECIAL);
321 rules[EGL_YUV_NUMBER_OF_PLANES_EXT] = AttribRule(EGL_YUV_NUMBER_OF_PLANES_EXT, EGL_DONT_CARE, CRITERIA_EXACT, SORTORDER_NONE);
322 rules[EGL_YUV_SUBSAMPLE_EXT] = AttribRule(EGL_YUV_SUBSAMPLE_EXT, EGL_DONT_CARE, CRITERIA_EXACT, SORTORDER_NONE);
323 rules[EGL_YUV_DEPTH_RANGE_EXT] = AttribRule(EGL_YUV_DEPTH_RANGE_EXT, EGL_DONT_CARE, CRITERIA_EXACT, SORTORDER_NONE);
324 rules[EGL_YUV_CSC_STANDARD_EXT] = AttribRule(EGL_YUV_CSC_STANDARD_EXT, EGL_DONT_CARE, CRITERIA_EXACT, SORTORDER_NONE);
325 rules[EGL_YUV_PLANE_BPP_EXT] = AttribRule(EGL_YUV_PLANE_BPP_EXT, EGL_DONT_CARE, CRITERIA_AT_LEAST, SORTORDER_SPECIAL); // 3
326
327 // EGL_EXT_pixel_format_float
328 rules[EGL_COLOR_COMPONENT_TYPE_EXT] = AttribRule(EGL_COLOR_COMPONENT_TYPE_EXT, EGL_COLOR_COMPONENT_TYPE_FIXED_EXT, CRITERIA_EXACT, SORTORDER_SPECIAL); // 2
329
330 return rules;
331 }
332 private:
333 EGLConfig m_config;
334 ConfigInfo m_info;
335 };
336
337 class CompareConfigs
338 {
339 public:
CompareConfigs(const tcu::BVec4 & specifiedRGBColors,const tcu::BVec2 & specifiedLuminanceColors,bool yuvPlaneBppSpecified)340 CompareConfigs (const tcu::BVec4& specifiedRGBColors, const tcu::BVec2& specifiedLuminanceColors, bool yuvPlaneBppSpecified)
341 : m_specifiedRGBColors (specifiedRGBColors)
342 , m_specifiedLuminanceColors (specifiedLuminanceColors)
343 , m_yuvPlaneBppSpecified (yuvPlaneBppSpecified)
344 {
345 }
346
operator ()(const SurfaceConfig & a,const SurfaceConfig & b)347 bool operator() (const SurfaceConfig& a, const SurfaceConfig& b)
348 {
349 return a.compareTo(b, m_specifiedRGBColors, m_specifiedLuminanceColors, m_yuvPlaneBppSpecified);
350 }
351
352 private:
353 const tcu::BVec4 m_specifiedRGBColors;
354 const tcu::BVec2 m_specifiedLuminanceColors;
355 const bool m_yuvPlaneBppSpecified;
356 };
357
358 class ConfigFilter
359 {
360 private:
361 std::map<EGLenum, AttribRule> m_rules;
362 public:
ConfigFilter()363 ConfigFilter ()
364 : m_rules(SurfaceConfig::getDefaultRules())
365 {
366 }
367
setValue(EGLenum name,EGLint value)368 void setValue (EGLenum name, EGLint value)
369 {
370 DE_ASSERT(de::contains(m_rules, name));
371 m_rules[name].value = value;
372 }
373
setValues(std::vector<std::pair<EGLenum,EGLint>> values)374 void setValues (std::vector<std::pair<EGLenum, EGLint> > values)
375 {
376 for (size_t ndx = 0; ndx < values.size(); ndx++)
377 {
378 const EGLenum name = values[ndx].first;
379 const EGLint value = values[ndx].second;
380
381 setValue(name, value);
382 }
383 }
384
getAttribute(EGLenum name) const385 AttribRule getAttribute (EGLenum name) const
386 {
387 DE_ASSERT(de::contains(m_rules, name));
388 return m_rules.find(name)->second;
389 }
390
isMatch(const SurfaceConfig & config) const391 bool isMatch (const SurfaceConfig& config) const
392 {
393 bool match = true;
394 for (std::map<EGLenum, AttribRule>::const_iterator iter = m_rules.begin(); iter != m_rules.end(); iter++)
395 {
396 const AttribRule rule = iter->second;
397
398 if (rule.value == EGL_DONT_CARE)
399 continue;
400 else if (rule.name == EGL_MATCH_NATIVE_PIXMAP)
401 TCU_CHECK(rule.value == EGL_NONE); // Not supported
402 else if (rule.name == EGL_TRANSPARENT_RED_VALUE || rule.name == EGL_TRANSPARENT_GREEN_VALUE || rule.name == EGL_TRANSPARENT_BLUE_VALUE)
403 continue;
404 else
405 {
406 const EGLint cfgValue = config.getAttribute(rule.name);
407
408 if (rule.name == EGL_CONFIG_ID)
409 return (rule.value == cfgValue);
410
411 switch (rule.criteria)
412 {
413 case CRITERIA_EXACT:
414 if (rule.value != cfgValue)
415 match = false;
416 break;
417
418 case CRITERIA_AT_LEAST:
419 if (rule.value > cfgValue)
420 match = false;
421 break;
422
423 case CRITERIA_MASK:
424 if ((rule.value & cfgValue) != rule.value)
425 match = false;
426 break;
427
428 default:
429 TCU_FAIL("Unknown criteria");
430 }
431 }
432 }
433
434 return match;
435 }
436
getSpecifiedRGBColors(void) const437 tcu::BVec4 getSpecifiedRGBColors (void) const
438 {
439 const EGLenum bitAttribs[] =
440 {
441 EGL_RED_SIZE,
442 EGL_GREEN_SIZE,
443 EGL_BLUE_SIZE,
444 EGL_ALPHA_SIZE
445 };
446
447 tcu::BVec4 result;
448
449 for (int ndx = 0; ndx < DE_LENGTH_OF_ARRAY(bitAttribs); ndx++)
450 {
451 const EGLenum attrib = bitAttribs[ndx];
452 const EGLint value = getAttribute(attrib).value;
453
454 if (value != 0 && value != EGL_DONT_CARE)
455 result[ndx] = true;
456 else
457 result[ndx] = false;
458 }
459
460 return result;
461 }
462
getSpecifiedLuminanceColors(void) const463 tcu::BVec2 getSpecifiedLuminanceColors (void) const
464 {
465 const EGLenum bitAttribs[] =
466 {
467 EGL_LUMINANCE_SIZE,
468 EGL_ALPHA_SIZE
469 };
470
471 tcu::BVec2 result;
472
473 for (int ndx = 0; ndx < DE_LENGTH_OF_ARRAY(bitAttribs); ndx++)
474 {
475 const EGLenum attrib = bitAttribs[ndx];
476 const EGLint value = getAttribute(attrib).value;
477
478 if (value != 0 && value != EGL_DONT_CARE)
479 result[ndx] = true;
480 else
481 result[ndx] = false;
482 }
483
484 return result;
485 }
486
isYuvPlaneBppSpecified(void) const487 bool isYuvPlaneBppSpecified (void) const
488 {
489 const EGLenum attrib = EGL_YUV_PLANE_BPP_EXT;
490 const EGLint value = getAttribute(attrib).value;
491
492 return (value != 0) && (value != EGL_DONT_CARE);
493 }
494
filter(const std::vector<SurfaceConfig> & configs) const495 std::vector<SurfaceConfig> filter (const std::vector<SurfaceConfig>& configs) const
496 {
497 std::vector<SurfaceConfig> out;
498
499 for (std::vector<SurfaceConfig>::const_iterator iter = configs.begin(); iter != configs.end(); iter++)
500 {
501 if (isMatch(*iter)) out.push_back(*iter);
502 }
503
504 return out;
505 }
506 };
507
chooseConfigReference(const Library & egl,EGLDisplay display,std::vector<EGLConfig> & dst,const std::vector<std::pair<EGLenum,EGLint>> & attributes)508 void chooseConfigReference (const Library& egl, EGLDisplay display, std::vector<EGLConfig>& dst, const std::vector<std::pair<EGLenum, EGLint> >& attributes)
509 {
510 // Get all configs
511 std::vector<EGLConfig> eglConfigs = eglu::getConfigs(egl, display);
512
513 // Config infos - including extension attributes
514 std::vector<ConfigInfo> configInfos;
515 configInfos.resize(eglConfigs.size());
516
517 for (size_t ndx = 0; ndx < eglConfigs.size(); ndx++)
518 {
519 eglu::queryCoreConfigInfo(egl, display, eglConfigs[ndx], &configInfos[ndx]);
520 eglu::queryExtConfigInfo(egl, display, eglConfigs[ndx], &configInfos[ndx]);
521 }
522
523 // Pair configs with info
524 std::vector<SurfaceConfig> configs;
525 for (size_t ndx = 0; ndx < eglConfigs.size(); ndx++)
526 configs.push_back(SurfaceConfig(eglConfigs[ndx], configInfos[ndx]));
527
528 // Filter configs
529 ConfigFilter configFilter;
530 configFilter.setValues(attributes);
531
532 std::vector<SurfaceConfig> filteredConfigs = configFilter.filter(configs);
533
534 // Sort configs
535 std::sort(filteredConfigs.begin(), filteredConfigs.end(), CompareConfigs(configFilter.getSpecifiedRGBColors(), configFilter.getSpecifiedLuminanceColors(), configFilter.isYuvPlaneBppSpecified()));
536
537 // Write to dst list
538 dst.resize(filteredConfigs.size());
539 for (size_t ndx = 0; ndx < filteredConfigs.size(); ndx++)
540 dst[ndx] = filteredConfigs[ndx].getEglConfig();
541 }
542
543 } // egl
544 } // deqp
545