1 /*-------------------------------------------------------------------------
2 * drawElements Quality Program OpenGL ES 3.0 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 Texture wrap mode tests.
22 *//*--------------------------------------------------------------------*/
23
24 #include "es3fTextureWrapTests.hpp"
25 #include "glsTextureTestUtil.hpp"
26 #include "gluTexture.hpp"
27 #include "gluStrUtil.hpp"
28 #include "gluTextureUtil.hpp"
29 #include "gluPixelTransfer.hpp"
30 #include "tcuTestLog.hpp"
31 #include "tcuTextureUtil.hpp"
32 #include "tcuCompressedTexture.hpp"
33 #include "tcuVectorUtil.hpp"
34 #include "tcuTexLookupVerifier.hpp"
35 #include "deRandom.hpp"
36 #include "deStringUtil.hpp"
37 #include "deMemory.h"
38
39 #include "glwEnums.hpp"
40 #include "glwFunctions.hpp"
41
42 namespace deqp
43 {
44 namespace gles3
45 {
46 namespace Functional
47 {
48
49 using tcu::TestLog;
50 using tcu::CompressedTexture;
51 using tcu::CompressedTexFormat;
52 using std::vector;
53 using std::string;
54 using tcu::Sampler;
55 using namespace glu;
56 using namespace gls::TextureTestUtil;
57 using namespace glu::TextureTestUtil;
58
59 //! Checks whether any ASTC version (LDR, HDR, full) is supported.
isASTCSupported(const glu::ContextInfo & contextInfo)60 static inline bool isASTCSupported (const glu::ContextInfo& contextInfo)
61 {
62 const vector<string>& extensions = contextInfo.getExtensions();
63
64 for (int extNdx = 0; extNdx < (int)extensions.size(); extNdx++)
65 {
66 const string& ext = extensions[extNdx];
67
68 if (ext == "GL_KHR_texture_compression_astc_ldr" ||
69 ext == "GL_KHR_texture_compression_astc_hdr" ||
70 ext == "GL_OES_texture_compression_astc")
71 return true;
72 }
73
74 return false;
75 }
76
77 enum
78 {
79 VIEWPORT_WIDTH = 256,
80 VIEWPORT_HEIGHT = 256
81 };
82
83 class TextureWrapCase : public tcu::TestCase
84 {
85 public:
86 TextureWrapCase (tcu::TestContext& testCtx, glu::RenderContext& renderCtx, const glu::ContextInfo& ctxInfo, const char* name, const char* description, deUint32 format, deUint32 dataType, deUint32 wrapS, deUint32 wrapT, deUint32 minFilter, deUint32 magFilter, int width, int height);
87 TextureWrapCase (tcu::TestContext& testCtx, glu::RenderContext& renderCtx, const glu::ContextInfo& ctxInfo, const char* name, const char* description, deUint32 wrapS, deUint32 wrapT, deUint32 minFilter, deUint32 magFilter, const std::vector<std::string>& filenames);
88 TextureWrapCase (tcu::TestContext& testCtx, glu::RenderContext& renderCtx, const glu::ContextInfo& ctxInfo, const char* name, const char* description, CompressedTexFormat compressedFormat, deUint32 wrapS, deUint32 wrapT, deUint32 minFilter, deUint32 magFilter, int width, int height);
89 ~TextureWrapCase (void);
90
91 void init (void);
92 void deinit (void);
93 IterateResult iterate (void);
94
95 private:
96 TextureWrapCase (const TextureWrapCase& other);
97 TextureWrapCase& operator= (const TextureWrapCase& other);
98
99 struct Case
100 {
101 tcu::Vec2 bottomLeft;
102 tcu::Vec2 topRight;
103
Casedeqp::gles3::Functional::TextureWrapCase::Case104 Case (void) {}
Casedeqp::gles3::Functional::TextureWrapCase::Case105 Case (const tcu::Vec2& bl, const tcu::Vec2& tr) : bottomLeft(bl), topRight(tr) {}
106 };
107
108 glu::RenderContext& m_renderCtx;
109 const glu::ContextInfo& m_renderCtxInfo;
110
111 const deUint32 m_format;
112 const deUint32 m_dataType;
113 const CompressedTexFormat m_compressedFormat;
114 const deUint32 m_wrapS;
115 const deUint32 m_wrapT;
116 const deUint32 m_minFilter;
117 const deUint32 m_magFilter;
118
119 int m_width;
120 int m_height;
121 const std::vector<std::string> m_filenames;
122
123 vector<Case> m_cases;
124 int m_caseNdx;
125
126 glu::Texture2D* m_texture;
127 TextureRenderer m_renderer;
128 };
129
TextureWrapCase(tcu::TestContext & testCtx,glu::RenderContext & renderCtx,const glu::ContextInfo & ctxInfo,const char * name,const char * description,deUint32 format,deUint32 dataType,deUint32 wrapS,deUint32 wrapT,deUint32 minFilter,deUint32 magFilter,int width,int height)130 TextureWrapCase::TextureWrapCase (tcu::TestContext& testCtx, glu::RenderContext& renderCtx, const glu::ContextInfo& ctxInfo, const char* name, const char* description, deUint32 format, deUint32 dataType, deUint32 wrapS, deUint32 wrapT, deUint32 minFilter, deUint32 magFilter, int width, int height)
131 : TestCase (testCtx, name, description)
132 , m_renderCtx (renderCtx)
133 , m_renderCtxInfo (ctxInfo)
134 , m_format (format)
135 , m_dataType (dataType)
136 , m_compressedFormat (tcu::COMPRESSEDTEXFORMAT_LAST)
137 , m_wrapS (wrapS)
138 , m_wrapT (wrapT)
139 , m_minFilter (minFilter)
140 , m_magFilter (magFilter)
141 , m_width (width)
142 , m_height (height)
143 , m_caseNdx (0)
144 , m_texture (DE_NULL)
145 , m_renderer (renderCtx, testCtx.getLog(), glu::GLSL_VERSION_300_ES, glu::PRECISION_MEDIUMP)
146 {
147 }
148
TextureWrapCase(tcu::TestContext & testCtx,glu::RenderContext & renderCtx,const glu::ContextInfo & ctxInfo,const char * name,const char * description,deUint32 wrapS,deUint32 wrapT,deUint32 minFilter,deUint32 magFilter,const std::vector<std::string> & filenames)149 TextureWrapCase::TextureWrapCase (tcu::TestContext& testCtx, glu::RenderContext& renderCtx, const glu::ContextInfo& ctxInfo, const char* name, const char* description, deUint32 wrapS, deUint32 wrapT, deUint32 minFilter, deUint32 magFilter, const std::vector<std::string>& filenames)
150 : TestCase (testCtx, name, description)
151 , m_renderCtx (renderCtx)
152 , m_renderCtxInfo (ctxInfo)
153 , m_format (GL_NONE)
154 , m_dataType (GL_NONE)
155 , m_compressedFormat (tcu::COMPRESSEDTEXFORMAT_LAST)
156 , m_wrapS (wrapS)
157 , m_wrapT (wrapT)
158 , m_minFilter (minFilter)
159 , m_magFilter (magFilter)
160 , m_width (0)
161 , m_height (0)
162 , m_filenames (filenames)
163 , m_caseNdx (0)
164 , m_texture (DE_NULL)
165 , m_renderer (renderCtx, testCtx.getLog(), glu::GLSL_VERSION_300_ES, glu::PRECISION_MEDIUMP)
166 {
167 }
168
TextureWrapCase(tcu::TestContext & testCtx,glu::RenderContext & renderCtx,const glu::ContextInfo & ctxInfo,const char * name,const char * description,CompressedTexFormat compressedFormat,deUint32 wrapS,deUint32 wrapT,deUint32 minFilter,deUint32 magFilter,int width,int height)169 TextureWrapCase::TextureWrapCase (tcu::TestContext& testCtx, glu::RenderContext& renderCtx, const glu::ContextInfo& ctxInfo, const char* name, const char* description, CompressedTexFormat compressedFormat, deUint32 wrapS, deUint32 wrapT, deUint32 minFilter, deUint32 magFilter, int width, int height)
170 : TestCase (testCtx, name, description)
171 , m_renderCtx (renderCtx)
172 , m_renderCtxInfo (ctxInfo)
173 , m_format (GL_NONE)
174 , m_dataType (GL_NONE)
175 , m_compressedFormat (compressedFormat)
176 , m_wrapS (wrapS)
177 , m_wrapT (wrapT)
178 , m_minFilter (minFilter)
179 , m_magFilter (magFilter)
180 , m_width (width)
181 , m_height (height)
182 , m_caseNdx (0)
183 , m_texture (DE_NULL)
184 , m_renderer (renderCtx, testCtx.getLog(), glu::GLSL_VERSION_300_ES, glu::PRECISION_MEDIUMP)
185 {
186 }
187
188
~TextureWrapCase(void)189 TextureWrapCase::~TextureWrapCase (void)
190 {
191 deinit();
192 }
193
init(void)194 void TextureWrapCase::init (void)
195 {
196 // Load or generate texture.
197
198 if (!m_filenames.empty())
199 {
200 // Load compressed texture from file.
201
202 DE_ASSERT(m_width == 0 && m_height == 0 && m_format == GL_NONE && m_dataType == GL_NONE);
203
204 m_texture = glu::Texture2D::create(m_renderCtx, m_renderCtxInfo, m_testCtx.getArchive(), (int)m_filenames.size(), m_filenames);
205 m_width = m_texture->getRefTexture().getWidth();
206 m_height = m_texture->getRefTexture().getHeight();
207 }
208 else if (m_compressedFormat != tcu::COMPRESSEDTEXFORMAT_LAST)
209 {
210 // Generate compressed texture.
211
212 DE_ASSERT(m_format == GL_NONE && m_dataType == GL_NONE);
213
214 if (tcu::isEtcFormat(m_compressedFormat))
215 {
216 // Create ETC texture. Any content is valid.
217
218 tcu::CompressedTexture compressedTexture (m_compressedFormat, m_width, m_height);
219 const int dataSize = compressedTexture.getDataSize();
220 deUint8* const data = (deUint8*)compressedTexture.getData();
221 de::Random rnd (deStringHash(getName()));
222
223 for (int i = 0; i < dataSize; i++)
224 data[i] = rnd.getUint32() & 0xff;
225
226 m_texture = new glu::Texture2D(m_renderCtx, m_renderCtxInfo, 1, &compressedTexture);
227 }
228 else if (tcu::isAstcFormat(m_compressedFormat))
229 {
230 // Create ASTC texture by picking from a set of pre-generated blocks.
231
232 static const int BLOCK_SIZE = 16;
233 static const deUint8 blocks[][BLOCK_SIZE] =
234 {
235 // \note All of the following blocks are valid in LDR mode.
236 { 252, 253, 255, 255, 255, 255, 255, 255, 8, 71, 90, 78, 22, 17, 26, 66, },
237 { 252, 253, 255, 255, 255, 255, 255, 255, 220, 74, 139, 235, 249, 6, 145, 125 },
238 { 252, 253, 255, 255, 255, 255, 255, 255, 223, 251, 28, 206, 54, 251, 160, 174 },
239 { 252, 253, 255, 255, 255, 255, 255, 255, 39, 4, 153, 219, 180, 61, 51, 37 },
240 { 67, 2, 0, 254, 1, 0, 64, 215, 83, 211, 159, 105, 41, 140, 50, 2 },
241 { 67, 130, 0, 170, 84, 255, 65, 215, 83, 211, 159, 105, 41, 140, 50, 2 },
242 { 67, 2, 129, 38, 51, 229, 95, 215, 83, 211, 159, 105, 41, 140, 50, 2 },
243 { 67, 130, 193, 56, 213, 144, 95, 215, 83, 211, 159, 105, 41, 140, 50, 2 }
244 };
245
246 if (!isASTCSupported(m_renderCtxInfo)) // \note Any level of ASTC support is enough, since we're only using LDR blocks.
247 throw tcu::NotSupportedError("ASTC not supported");
248
249 tcu::CompressedTexture compressedTexture (m_compressedFormat, m_width, m_height);
250 const int dataSize = compressedTexture.getDataSize();
251 deUint8* const data = (deUint8*)compressedTexture.getData();
252 de::Random rnd (deStringHash(getName()));
253 DE_ASSERT(dataSize % BLOCK_SIZE == 0);
254
255 for (int i = 0; i < dataSize/BLOCK_SIZE; i++)
256 deMemcpy(&data[i*BLOCK_SIZE], &blocks[rnd.getInt(0, DE_LENGTH_OF_ARRAY(blocks)-1)][0], BLOCK_SIZE);
257
258 // \note All blocks are valid LDR blocks so ASTCMODE_* doesn't change anything
259 m_texture = new glu::Texture2D(m_renderCtx, m_renderCtxInfo, 1, &compressedTexture, tcu::TexDecompressionParams(tcu::TexDecompressionParams::ASTCMODE_LDR));
260 }
261 else
262 DE_ASSERT(false);
263 }
264 else
265 {
266 m_texture = new Texture2D(m_renderCtx, m_format, m_dataType, m_width, m_height);
267
268 // Fill level 0.
269 m_texture->getRefTexture().allocLevel(0);
270 if (m_wrapS == GL_REPEAT ||
271 m_wrapT == GL_REPEAT)
272 {
273 // If run in repeat mode, use conical style texture to avoid edge sample result have a huge difference when coordinate offset in allow range.
274 tcu::fillWithComponentGradients3(m_texture->getRefTexture().getLevel(0), tcu::Vec4(-0.5f, -0.5f, -0.5f, 1.5f), tcu::Vec4(1.0f, 1.0f, 1.0f, 0.0f));
275 }
276 else
277 {
278 tcu::fillWithComponentGradients(m_texture->getRefTexture().getLevel(0), tcu::Vec4(-0.5f, -0.5f, -0.5f, 1.5f), tcu::Vec4(1.0f, 1.0f, 1.0f, 0.0f));
279 }
280
281 m_texture->upload();
282 }
283
284 // Sub-cases.
285
286 m_cases.push_back(Case(tcu::Vec2(-1.5f, -3.0f), tcu::Vec2(1.5f, 2.5f)));
287 m_cases.push_back(Case(tcu::Vec2(-0.5f, 0.75f), tcu::Vec2(0.25f, 1.25f)));
288 DE_ASSERT(m_caseNdx == 0);
289
290 // Initialize to success, set to failure later if needed.
291
292 m_testCtx.setTestResult(QP_TEST_RESULT_PASS, "Pass");
293 }
294
deinit(void)295 void TextureWrapCase::deinit (void)
296 {
297 delete m_texture;
298 m_texture = DE_NULL;
299
300 m_renderer.clear();
301 }
302
iterate(void)303 TextureWrapCase::IterateResult TextureWrapCase::iterate (void)
304 {
305 const glw::Functions& gl = m_renderCtx.getFunctions();
306 TestLog& log = m_testCtx.getLog();
307 const RandomViewport viewport (m_renderCtx.getRenderTarget(), VIEWPORT_WIDTH, VIEWPORT_HEIGHT, deStringHash(getName()) + m_caseNdx);
308 tcu::Surface renderedFrame (viewport.width, viewport.height);
309 ReferenceParams refParams (TEXTURETYPE_2D);
310 const tcu::TextureFormat texFormat = m_texture->getRefTexture().getFormat();
311 vector<float> texCoord;
312 const tcu::TextureFormatInfo texFormatInfo = tcu::getTextureFormatInfo(texFormat);
313 // \note For non-sRGB ASTC formats, the values are fp16 in range [0..1], not the range assumed given by tcu::getTextureFormatInfo().
314 const bool useDefaultColorScaleAndBias = !tcu::isAstcFormat(m_compressedFormat) || tcu::isAstcSRGBFormat(m_compressedFormat);
315
316 // Bind to unit 0.
317 gl.activeTexture(GL_TEXTURE0);
318 gl.bindTexture(GL_TEXTURE_2D, m_texture->getGLTexture());
319
320 // Setup filtering and wrap modes.
321 gl.texParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, m_wrapS);
322 gl.texParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, m_wrapT);
323 gl.texParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, m_minFilter);
324 gl.texParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, m_magFilter);
325
326 GLU_EXPECT_NO_ERROR(gl.getError(), "Set texturing state");
327
328 // Parameters for reference images.
329 refParams.sampler = mapGLSampler(m_wrapS, m_wrapT, m_minFilter, m_magFilter);
330 refParams.lodMode = LODMODE_EXACT;
331 refParams.samplerType = getSamplerType(m_texture->getRefTexture().getFormat());
332 refParams.colorScale = useDefaultColorScaleAndBias ? texFormatInfo.lookupScale : tcu::Vec4(1.0f);
333 refParams.colorBias = useDefaultColorScaleAndBias ? texFormatInfo.lookupBias : tcu::Vec4(0.0f);
334
335 gl.viewport(viewport.x, viewport.y, viewport.width, viewport.height);
336 computeQuadTexCoord2D(texCoord, m_cases[m_caseNdx].bottomLeft, m_cases[m_caseNdx].topRight);
337 m_renderer.renderQuad(0, &texCoord[0], refParams);
338 glu::readPixels(m_renderCtx, viewport.x, viewport.y, renderedFrame.getAccess());
339
340 {
341 const tcu::ScopedLogSection section (log, string("Test") + de::toString(m_caseNdx), string("Test ") + de::toString(m_caseNdx));
342 const bool isNearestOnly = m_minFilter == GL_NEAREST && m_magFilter == GL_NEAREST;
343 const bool isSRGB = tcu::isSRGB(texFormat);
344 const tcu::PixelFormat pixelFormat = m_renderCtx.getRenderTarget().getPixelFormat();
345 const tcu::IVec4 colorBits = tcu::max(getBitsVec(pixelFormat) - (isNearestOnly && !isSRGB ? 1 : 2), tcu::IVec4(0));
346 tcu::LodPrecision lodPrecision;
347 tcu::LookupPrecision lookupPrecision;
348
349 lodPrecision.derivateBits = 18;
350 lodPrecision.lodBits = 5;
351 lookupPrecision.colorThreshold = tcu::computeColorBitsThreshold(getBitsVec(pixelFormat), colorBits) / refParams.colorScale;
352 lookupPrecision.coordBits = tcu::IVec3(20,20,0);
353 lookupPrecision.uvwBits = tcu::IVec3(5,5,0);
354 lookupPrecision.colorMask = getCompareMask(pixelFormat);
355
356 log << TestLog::Message << "Note: lookup coordinates: bottom-left " << m_cases[m_caseNdx].bottomLeft << ", top-right " << m_cases[m_caseNdx].topRight << TestLog::EndMessage;
357
358 const bool isOk = verifyTextureResult(m_testCtx, renderedFrame.getAccess(), m_texture->getRefTexture(),
359 &texCoord[0], refParams, lookupPrecision, lodPrecision, pixelFormat);
360
361 if (!isOk)
362 m_testCtx.setTestResult(QP_TEST_RESULT_FAIL, "Image verification failed");
363 }
364
365 m_caseNdx++;
366 return m_caseNdx < (int)m_cases.size() ? CONTINUE : STOP;
367 }
368
TextureWrapTests(Context & context)369 TextureWrapTests::TextureWrapTests (Context& context)
370 : TestCaseGroup(context, "wrap", "Wrap Mode Tests")
371 {
372 }
373
~TextureWrapTests(void)374 TextureWrapTests::~TextureWrapTests (void)
375 {
376 }
377
init(void)378 void TextureWrapTests::init (void)
379 {
380 static const struct
381 {
382 const char* name;
383 deUint32 mode;
384 } wrapModes[] =
385 {
386 { "clamp", GL_CLAMP_TO_EDGE },
387 { "repeat", GL_REPEAT },
388 { "mirror", GL_MIRRORED_REPEAT }
389 };
390
391 static const struct
392 {
393 const char* name;
394 deUint32 mode;
395 } filteringModes[] =
396 {
397 { "nearest", GL_NEAREST },
398 { "linear", GL_LINEAR }
399 };
400
401 #define FOR_EACH(ITERATOR, ARRAY, BODY) \
402 for (int ITERATOR = 0; ITERATOR < DE_LENGTH_OF_ARRAY(ARRAY); ITERATOR++) \
403 BODY
404
405 // RGBA8 cases.
406 {
407 static const struct
408 {
409 const char* name;
410 int width;
411 int height;
412 } rgba8Sizes[] =
413 {
414 { "pot", 64, 128 },
415 { "npot", 63, 112 }
416 };
417
418 {
419 TestCaseGroup* const rgba8Group = new TestCaseGroup(m_context, "rgba8", "");
420 addChild(rgba8Group);
421
422 FOR_EACH(size, rgba8Sizes,
423 FOR_EACH(wrapS, wrapModes,
424 FOR_EACH(wrapT, wrapModes,
425 FOR_EACH(filter, filteringModes,
426 {
427 const string name = string("") + wrapModes[wrapS].name + "_" + wrapModes[wrapT].name + "_" + filteringModes[filter].name + "_" + rgba8Sizes[size].name;
428 rgba8Group->addChild(new TextureWrapCase(m_testCtx, m_context.getRenderContext(), m_context.getContextInfo(), name.c_str(), "",
429 GL_RGBA, GL_UNSIGNED_BYTE,
430 wrapModes[wrapS].mode,
431 wrapModes[wrapT].mode,
432 filteringModes[filter].mode, filteringModes[filter].mode,
433 rgba8Sizes[size].width, rgba8Sizes[size].height));
434
435 }))));
436 }
437 }
438
439 // ETC1 cases.
440 {
441 TestCaseGroup* const etc1Group = new TestCaseGroup(m_context, "etc1", "");
442 addChild(etc1Group);
443
444 // Power-of-two ETC1 texture
445 std::vector<std::string> potFilenames;
446 potFilenames.push_back("data/etc1/photo_helsinki_mip_0.pkm");
447
448 FOR_EACH(wrapS, wrapModes,
449 FOR_EACH(wrapT, wrapModes,
450 FOR_EACH(filter, filteringModes,
451 {
452 const string name = string("") + wrapModes[wrapS].name + "_" + wrapModes[wrapT].name + "_" + filteringModes[filter].name + "_pot";
453 etc1Group->addChild(new TextureWrapCase(m_testCtx, m_context.getRenderContext(), m_context.getContextInfo(), name.c_str(), "",
454 wrapModes[wrapS].mode,
455 wrapModes[wrapT].mode,
456 filteringModes[filter].mode, filteringModes[filter].mode,
457 potFilenames));
458
459 })));
460
461 std::vector<std::string> npotFilenames;
462 npotFilenames.push_back("data/etc1/photo_helsinki_113x89.pkm");
463
464 // NPOT ETC1 texture
465 FOR_EACH(wrapS, wrapModes,
466 FOR_EACH(wrapT, wrapModes,
467 FOR_EACH(filter, filteringModes,
468 {
469 const string name = string("") + wrapModes[wrapS].name + "_" + wrapModes[wrapT].name + "_" + filteringModes[filter].name + "_npot";
470 etc1Group->addChild(new TextureWrapCase(m_testCtx, m_context.getRenderContext(), m_context.getContextInfo(), name.c_str(), "",
471 wrapModes[wrapS].mode,
472 wrapModes[wrapT].mode,
473 filteringModes[filter].mode, filteringModes[filter].mode,
474 npotFilenames));
475 })));
476 }
477
478 // ETC-2 (and EAC) cases.
479 {
480 static const struct
481 {
482 const char* name;
483 CompressedTexFormat format;
484 } etc2Formats[] =
485 {
486 { "eac_r11", tcu::COMPRESSEDTEXFORMAT_EAC_R11, },
487 { "eac_signed_r11", tcu::COMPRESSEDTEXFORMAT_EAC_SIGNED_R11, },
488 { "eac_rg11", tcu::COMPRESSEDTEXFORMAT_EAC_RG11, },
489 { "eac_signed_rg11", tcu::COMPRESSEDTEXFORMAT_EAC_SIGNED_RG11, },
490 { "etc2_rgb8", tcu::COMPRESSEDTEXFORMAT_ETC2_RGB8, },
491 { "etc2_srgb8", tcu::COMPRESSEDTEXFORMAT_ETC2_SRGB8, },
492 { "etc2_rgb8_punchthrough_alpha1", tcu::COMPRESSEDTEXFORMAT_ETC2_RGB8_PUNCHTHROUGH_ALPHA1, },
493 { "etc2_srgb8_punchthrough_alpha1", tcu::COMPRESSEDTEXFORMAT_ETC2_SRGB8_PUNCHTHROUGH_ALPHA1, },
494 { "etc2_eac_rgba8", tcu::COMPRESSEDTEXFORMAT_ETC2_EAC_RGBA8, },
495 { "etc2_eac_srgb8_alpha8", tcu::COMPRESSEDTEXFORMAT_ETC2_EAC_SRGB8_ALPHA8, }
496 };
497
498 static const struct
499 {
500 const char* name;
501 int width;
502 int height;
503 } etc2Sizes[] =
504 {
505 { "pot", 64, 128 },
506 { "npot", 123, 107 }
507 };
508
509 for (int formatNdx = 0; formatNdx < DE_LENGTH_OF_ARRAY(etc2Formats); formatNdx++)
510 {
511 TestCaseGroup* const formatGroup = new TestCaseGroup(m_context, etc2Formats[formatNdx].name, "");
512 addChild(formatGroup);
513
514 FOR_EACH(size, etc2Sizes,
515 FOR_EACH(wrapS, wrapModes,
516 FOR_EACH(wrapT, wrapModes,
517 FOR_EACH(filter, filteringModes,
518 {
519 const string name = string("") + wrapModes[wrapS].name + "_" + wrapModes[wrapT].name + "_" + filteringModes[filter].name + "_" + etc2Sizes[size].name;
520 formatGroup->addChild(new TextureWrapCase(m_testCtx, m_context.getRenderContext(), m_context.getContextInfo(), name.c_str(), "",
521 etc2Formats[formatNdx].format,
522 wrapModes[wrapS].mode,
523 wrapModes[wrapT].mode,
524 filteringModes[filter].mode, filteringModes[filter].mode,
525 etc2Sizes[size].width, etc2Sizes[size].height));
526 }))));
527 }
528 }
529
530 // ASTC cases.
531 {
532 for (int formatI = 0; formatI < tcu::COMPRESSEDTEXFORMAT_LAST; formatI++)
533 {
534 const CompressedTexFormat format = (CompressedTexFormat)formatI;
535
536 if (!tcu::isAstcFormat(format))
537 continue;
538
539 {
540 const tcu::IVec3 blockSize = tcu::getBlockPixelSize(format);
541 const string formatName = "astc_" + de::toString(blockSize.x()) + "x" + de::toString(blockSize.y()) + (tcu::isAstcSRGBFormat(format) ? "_srgb" : "");
542 TestCaseGroup* const formatGroup = new TestCaseGroup(m_context, formatName.c_str(), "");
543 addChild(formatGroup);
544
545 DE_ASSERT(blockSize.z() == 1);
546
547 // \note This array is NOT static.
548 const struct
549 {
550 const char* name;
551 int width;
552 int height;
553 } formatSizes[] =
554 {
555 { "divisible", blockSize.x()*10, blockSize.y()*10 },
556 { "not_divisible", blockSize.x()*10+1, blockSize.y()*10+1 },
557 };
558
559 FOR_EACH(size, formatSizes,
560 FOR_EACH(wrapS, wrapModes,
561 FOR_EACH(wrapT, wrapModes,
562 FOR_EACH(filter, filteringModes,
563 {
564 string name = string("") + wrapModes[wrapS].name + "_" + wrapModes[wrapT].name + "_" + filteringModes[filter].name + "_" + formatSizes[size].name;
565 formatGroup->addChild(new TextureWrapCase(m_testCtx, m_context.getRenderContext(), m_context.getContextInfo(), name.c_str(), "",
566 format,
567 wrapModes[wrapS].mode,
568 wrapModes[wrapT].mode,
569 filteringModes[filter].mode, filteringModes[filter].mode,
570 formatSizes[size].width, formatSizes[size].height));
571 }))));
572 }
573 }
574 }
575 }
576
577 } // Functional
578 } // gles3
579 } // deqp
580