1 /*-------------------------------------------------------------------------
2 * drawElements Quality Program OpenGL ES 3.1 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 Internal format query tests
22 *//*--------------------------------------------------------------------*/
23
24 #include "es31fInternalFormatQueryTests.hpp"
25 #include "tcuTestLog.hpp"
26 #include "gluRenderContext.hpp"
27 #include "gluStrUtil.hpp"
28 #include "gluContextInfo.hpp"
29 #include "glwFunctions.hpp"
30 #include "glwEnums.hpp"
31
32 namespace deqp
33 {
34 namespace gles31
35 {
36 namespace Functional
37 {
38 namespace
39 {
40
41 class FormatSamplesCase : public TestCase
42 {
43 public:
44 enum FormatType
45 {
46 FORMAT_COLOR,
47 FORMAT_INT,
48 FORMAT_DEPTH_STENCIL
49 };
50
51 FormatSamplesCase (Context& ctx, const char* name, const char* desc, glw::GLenum texTarget, glw::GLenum internalFormat, FormatType type);
52 private:
53 void init (void);
54 IterateResult iterate (void);
55
56 const glw::GLenum m_target;
57 const glw::GLenum m_internalFormat;
58 const FormatType m_type;
59 };
60
FormatSamplesCase(Context & ctx,const char * name,const char * desc,glw::GLenum target,glw::GLenum internalFormat,FormatType type)61 FormatSamplesCase::FormatSamplesCase (Context& ctx, const char* name, const char* desc, glw::GLenum target, glw::GLenum internalFormat, FormatType type)
62 : TestCase (ctx, name, desc)
63 , m_target (target)
64 , m_internalFormat (internalFormat)
65 , m_type (type)
66 {
67 DE_ASSERT(m_target == GL_TEXTURE_2D_MULTISAMPLE ||
68 m_target == GL_TEXTURE_2D_MULTISAMPLE_ARRAY ||
69 m_target == GL_RENDERBUFFER);
70 }
71
init(void)72 void FormatSamplesCase::init (void)
73 {
74 const bool isTextureTarget = (m_target == GL_TEXTURE_2D_MULTISAMPLE) ||
75 (m_target == GL_TEXTURE_2D_MULTISAMPLE_ARRAY);
76 const bool isES32 = contextSupports(m_context.getRenderContext().getType(), glu::ApiType::es(3, 2));
77
78 if (!isES32 && m_target == GL_TEXTURE_2D_MULTISAMPLE_ARRAY && !m_context.getContextInfo().isExtensionSupported("GL_OES_texture_storage_multisample_2d_array"))
79 TCU_THROW(NotSupportedError, "Test requires OES_texture_storage_multisample_2d_array extension or a context version equal or higher than 3.2");
80
81 // stencil8 textures are not supported without GL_OES_texture_stencil8 extension
82 if (!isES32 && isTextureTarget && m_internalFormat == GL_STENCIL_INDEX8 && !m_context.getContextInfo().isExtensionSupported("GL_OES_texture_stencil8"))
83 TCU_THROW(NotSupportedError, "Test requires GL_OES_texture_stencil8 extension or a context version equal or higher than 3.2");
84 }
85
iterate(void)86 FormatSamplesCase::IterateResult FormatSamplesCase::iterate (void)
87 {
88 const glw::Functions& gl = m_context.getRenderContext().getFunctions();
89 bool isFloatFormat = false;
90 bool error = false;
91 glw::GLint maxSamples = 0;
92 glw::GLint numSampleCounts = 0;
93 const bool isES32 = contextSupports(m_context.getRenderContext().getType(), glu::ApiType::es(3, 2));
94
95 if (!isES32)
96 {
97 if (m_internalFormat == GL_RGBA16F || m_internalFormat == GL_R32F || m_internalFormat == GL_RG32F || m_internalFormat == GL_RGBA32F || m_internalFormat == GL_R16F || m_internalFormat == GL_RG16F || m_internalFormat == GL_R11F_G11F_B10F)
98 {
99 TCU_THROW(NotSupportedError, "The internal format is not supported in a context lower than 3.2");
100 }
101 }
102 else if (m_internalFormat == GL_RGBA16F || m_internalFormat == GL_R32F || m_internalFormat == GL_RG32F || m_internalFormat == GL_RGBA32F)
103 {
104 isFloatFormat = true;
105 }
106
107 // Lowest limit
108 {
109 const glw::GLenum samplesEnum = (m_type == FORMAT_COLOR) ? (GL_MAX_COLOR_TEXTURE_SAMPLES) : (m_type == FORMAT_INT) ? (GL_MAX_INTEGER_SAMPLES) : (GL_MAX_DEPTH_TEXTURE_SAMPLES);
110 m_testCtx.getLog() << tcu::TestLog::Message << "Format must support sample count of " << glu::getGettableStateStr(samplesEnum) << tcu::TestLog::EndMessage;
111
112 gl.getIntegerv(samplesEnum, &maxSamples);
113 GLU_EXPECT_NO_ERROR(gl.getError(), "get MAX_*_SAMPLES");
114
115 m_testCtx.getLog() << tcu::TestLog::Message << glu::getGettableStateStr(samplesEnum) << " = " << maxSamples << tcu::TestLog::EndMessage;
116
117 if (maxSamples < 1)
118 {
119 m_testCtx.getLog() << tcu::TestLog::Message << "ERROR: minimum value of " << glu::getGettableStateStr(samplesEnum) << " is 1" << tcu::TestLog::EndMessage;
120 error = true;
121 }
122 }
123
124 // Number of sample counts
125 {
126 gl.getInternalformativ(m_target, m_internalFormat, GL_NUM_SAMPLE_COUNTS, 1, &numSampleCounts);
127 GLU_EXPECT_NO_ERROR(gl.getError(), "get GL_NUM_SAMPLE_COUNTS");
128
129 m_testCtx.getLog() << tcu::TestLog::Message << "GL_NUM_SAMPLE_COUNTS = " << numSampleCounts << tcu::TestLog::EndMessage;
130
131 if (!isFloatFormat)
132 {
133 if (numSampleCounts < 1)
134 {
135 m_testCtx.getLog() << tcu::TestLog::Message << "ERROR: Format MUST support some multisample configuration, got GL_NUM_SAMPLE_COUNTS = " << numSampleCounts << tcu::TestLog::EndMessage;
136 error = true;
137 }
138 }
139 }
140
141 // Sample counts
142 {
143 tcu::MessageBuilder samplesMsg (&m_testCtx.getLog());
144 std::vector<glw::GLint> samples (numSampleCounts > 0 ? numSampleCounts : 1);
145
146 if (numSampleCounts > 0 || isFloatFormat)
147 {
148 gl.getInternalformativ(m_target, m_internalFormat, GL_SAMPLES, numSampleCounts, &samples[0]);
149 GLU_EXPECT_NO_ERROR(gl.getError(), "get GL_SAMPLES");
150 }
151 else
152 TCU_FAIL("glGetInternalFormativ() reported 0 supported sample counts");
153
154 // make a pretty log
155
156 samplesMsg << "GL_SAMPLES = [";
157 for (size_t ndx = 0; ndx < samples.size(); ++ndx)
158 {
159 if (ndx)
160 samplesMsg << ", ";
161 samplesMsg << samples[ndx];
162 }
163 samplesMsg << "]" << tcu::TestLog::EndMessage;
164
165 // Samples are in order
166 for (size_t ndx = 1; ndx < samples.size(); ++ndx)
167 {
168 if (samples[ndx-1] <= samples[ndx])
169 {
170 m_testCtx.getLog() << tcu::TestLog::Message << "ERROR: Samples must be ordered descending." << tcu::TestLog::EndMessage;
171 error = true;
172 break;
173 }
174 }
175
176 // samples are positive
177 for (size_t ndx = 1; ndx < samples.size(); ++ndx)
178 {
179 if (samples[ndx-1] <= 0)
180 {
181 m_testCtx.getLog() << tcu::TestLog::Message << "ERROR: Only positive SAMPLES allowed." << tcu::TestLog::EndMessage;
182 error = true;
183 break;
184 }
185 }
186
187 // maxSamples must be supported
188 if (!isFloatFormat)
189 {
190 if (samples[0] < maxSamples)
191 {
192 m_testCtx.getLog() << tcu::TestLog::Message << "ERROR: MAX_*_SAMPLES must be supported." << tcu::TestLog::EndMessage;
193 error = true;
194 }
195 }
196 }
197
198 // Result
199 if (!error)
200 m_testCtx.setTestResult(QP_TEST_RESULT_PASS, "Pass");
201 else
202 m_testCtx.setTestResult(QP_TEST_RESULT_FAIL, "Invalid value");
203
204 return STOP;
205 }
206
207 class NumSampleCountsBufferCase : public TestCase
208 {
209 public:
210 NumSampleCountsBufferCase (Context& ctx, const char* name, const char* desc);
211
212 private:
213 IterateResult iterate (void);
214 };
215
NumSampleCountsBufferCase(Context & ctx,const char * name,const char * desc)216 NumSampleCountsBufferCase::NumSampleCountsBufferCase (Context& ctx, const char* name, const char* desc)
217 : TestCase(ctx, name, desc)
218 {
219 }
220
iterate(void)221 NumSampleCountsBufferCase::IterateResult NumSampleCountsBufferCase::iterate (void)
222 {
223 const glw::GLint defaultValue = -123; // queries always return positive values
224 const glw::Functions& gl = m_context.getRenderContext().getFunctions();
225 bool error = false;
226
227 // Query to larger buffer
228 {
229 glw::GLint buffer[2] = { defaultValue, defaultValue };
230
231 m_testCtx.getLog() << tcu::TestLog::Message << "Querying GL_NUM_SAMPLE_COUNTS to larger-than-needed buffer." << tcu::TestLog::EndMessage;
232 gl.getInternalformativ(GL_TEXTURE_2D_MULTISAMPLE, GL_RGBA8, GL_NUM_SAMPLE_COUNTS, 2, buffer);
233 GLU_EXPECT_NO_ERROR(gl.getError(), "get GL_NUM_SAMPLE_COUNTS");
234
235 if (buffer[1] != defaultValue)
236 {
237 m_testCtx.getLog() << tcu::TestLog::Message << "ERROR: trailing values were modified." << tcu::TestLog::EndMessage;
238 error = true;
239 }
240 }
241
242 // Query to empty buffer
243 {
244 glw::GLint buffer[1] = { defaultValue };
245
246 m_testCtx.getLog() << tcu::TestLog::Message << "Querying GL_NUM_SAMPLE_COUNTS to zero-sized buffer." << tcu::TestLog::EndMessage;
247 gl.getInternalformativ(GL_TEXTURE_2D_MULTISAMPLE, GL_RGBA8, GL_NUM_SAMPLE_COUNTS, 0, buffer);
248 GLU_EXPECT_NO_ERROR(gl.getError(), "get GL_NUM_SAMPLE_COUNTS");
249
250 if (buffer[0] != defaultValue)
251 {
252 m_testCtx.getLog() << tcu::TestLog::Message << "ERROR: Query wrote over buffer bounds." << tcu::TestLog::EndMessage;
253 error = true;
254 }
255 }
256
257 // Result
258 if (!error)
259 m_testCtx.setTestResult(QP_TEST_RESULT_PASS, "Pass");
260 else
261 m_testCtx.setTestResult(QP_TEST_RESULT_FAIL, "Unexpected buffer modification");
262
263 return STOP;
264 }
265
266 class SamplesBufferCase : public TestCase
267 {
268 public:
269 SamplesBufferCase (Context& ctx, const char* name, const char* desc);
270
271 private:
272 IterateResult iterate (void);
273 };
274
SamplesBufferCase(Context & ctx,const char * name,const char * desc)275 SamplesBufferCase::SamplesBufferCase (Context& ctx, const char* name, const char* desc)
276 : TestCase(ctx, name, desc)
277 {
278 }
279
iterate(void)280 SamplesBufferCase::IterateResult SamplesBufferCase::iterate (void)
281 {
282 const glw::GLint defaultValue = -123; // queries always return positive values
283 const glw::Functions& gl = m_context.getRenderContext().getFunctions();
284 bool error = false;
285
286 glw::GLint numSampleCounts = 0;
287
288 // Number of sample counts
289 {
290 gl.getInternalformativ(GL_TEXTURE_2D_MULTISAMPLE, GL_RGBA8, GL_NUM_SAMPLE_COUNTS, 1, &numSampleCounts);
291 GLU_EXPECT_NO_ERROR(gl.getError(), "get GL_NUM_SAMPLE_COUNTS");
292
293 m_testCtx.getLog() << tcu::TestLog::Message << "GL_NUM_SAMPLE_COUNTS = " << numSampleCounts << tcu::TestLog::EndMessage;
294 }
295
296 if (numSampleCounts < 1)
297 {
298 m_testCtx.getLog() << tcu::TestLog::Message << "ERROR: Format MUST support some multisample configuration, got GL_NUM_SAMPLE_COUNTS = " << numSampleCounts << tcu::TestLog::EndMessage;
299 error = true;
300 }
301 else
302 {
303 // Query to larger buffer
304 {
305 std::vector<glw::GLint> buffer(numSampleCounts + 1, defaultValue);
306
307 m_testCtx.getLog() << tcu::TestLog::Message << "Querying GL_SAMPLES to larger-than-needed buffer." << tcu::TestLog::EndMessage;
308 gl.getInternalformativ(GL_TEXTURE_2D_MULTISAMPLE, GL_RGBA8, GL_SAMPLES, (glw::GLsizei)buffer.size(), &buffer[0]);
309 GLU_EXPECT_NO_ERROR(gl.getError(), "get GL_SAMPLES");
310
311 if (buffer.back() != defaultValue)
312 {
313 m_testCtx.getLog() << tcu::TestLog::Message << "ERROR: trailing value was modified." << tcu::TestLog::EndMessage;
314 error = true;
315 }
316 }
317
318 // Query to smaller buffer
319 if (numSampleCounts > 2)
320 {
321 glw::GLint buffer[3] = { defaultValue, defaultValue, defaultValue };
322
323 m_testCtx.getLog() << tcu::TestLog::Message << "Querying GL_SAMPLES to buffer with bufSize=2." << tcu::TestLog::EndMessage;
324 gl.getInternalformativ(GL_TEXTURE_2D_MULTISAMPLE, GL_RGBA8, GL_SAMPLES, 2, buffer);
325 GLU_EXPECT_NO_ERROR(gl.getError(), "get GL_SAMPLES");
326
327 if (buffer[2] != defaultValue)
328 {
329 m_testCtx.getLog() << tcu::TestLog::Message << "ERROR: Query wrote over buffer bounds." << tcu::TestLog::EndMessage;
330 error = true;
331 }
332 }
333
334 // Query to empty buffer
335 {
336 glw::GLint buffer[1] = { defaultValue };
337
338 m_testCtx.getLog() << tcu::TestLog::Message << "Querying GL_SAMPLES to zero-sized buffer." << tcu::TestLog::EndMessage;
339 gl.getInternalformativ(GL_TEXTURE_2D_MULTISAMPLE, GL_RGBA8, GL_SAMPLES, 0, buffer);
340 GLU_EXPECT_NO_ERROR(gl.getError(), "get GL_SAMPLES");
341
342 if (buffer[0] != defaultValue)
343 {
344 m_testCtx.getLog() << tcu::TestLog::Message << "ERROR: Query wrote over buffer bounds." << tcu::TestLog::EndMessage;
345 error = true;
346 }
347 }
348 }
349
350 // Result
351 if (!error)
352 m_testCtx.setTestResult(QP_TEST_RESULT_PASS, "Pass");
353 else
354 m_testCtx.setTestResult(QP_TEST_RESULT_FAIL, "Unexpected buffer modification");
355
356 return STOP;
357 }
358
359 } // anonymous
360
InternalFormatQueryTests(Context & context)361 InternalFormatQueryTests::InternalFormatQueryTests (Context& context)
362 : TestCaseGroup(context, "internal_format", "Internal format queries")
363 {
364 }
365
~InternalFormatQueryTests(void)366 InternalFormatQueryTests::~InternalFormatQueryTests (void)
367 {
368 }
369
init(void)370 void InternalFormatQueryTests::init (void)
371 {
372 static const struct InternalFormat
373 {
374 const char* name;
375 glw::GLenum format;
376 FormatSamplesCase::FormatType type;
377 } internalFormats[] =
378 {
379 // color renderable
380 { "r8", GL_R8, FormatSamplesCase::FORMAT_COLOR },
381 { "rg8", GL_RG8, FormatSamplesCase::FORMAT_COLOR },
382 { "rgb8", GL_RGB8, FormatSamplesCase::FORMAT_COLOR },
383 { "rgb565", GL_RGB565, FormatSamplesCase::FORMAT_COLOR },
384 { "rgba4", GL_RGBA4, FormatSamplesCase::FORMAT_COLOR },
385 { "rgb5_a1", GL_RGB5_A1, FormatSamplesCase::FORMAT_COLOR },
386 { "rgba8", GL_RGBA8, FormatSamplesCase::FORMAT_COLOR },
387 { "rgb10_a2", GL_RGB10_A2, FormatSamplesCase::FORMAT_COLOR },
388 { "rgb10_a2ui", GL_RGB10_A2UI, FormatSamplesCase::FORMAT_INT },
389 { "srgb8_alpha8", GL_SRGB8_ALPHA8, FormatSamplesCase::FORMAT_COLOR },
390 { "r8i", GL_R8I, FormatSamplesCase::FORMAT_INT },
391 { "r8ui", GL_R8UI, FormatSamplesCase::FORMAT_INT },
392 { "r16i", GL_R16I, FormatSamplesCase::FORMAT_INT },
393 { "r16ui", GL_R16UI, FormatSamplesCase::FORMAT_INT },
394 { "r32i", GL_R32I, FormatSamplesCase::FORMAT_INT },
395 { "r32ui", GL_R32UI, FormatSamplesCase::FORMAT_INT },
396 { "rg8i", GL_RG8I, FormatSamplesCase::FORMAT_INT },
397 { "rg8ui", GL_RG8UI, FormatSamplesCase::FORMAT_INT },
398 { "rg16i", GL_RG16I, FormatSamplesCase::FORMAT_INT },
399 { "rg16ui", GL_RG16UI, FormatSamplesCase::FORMAT_INT },
400 { "rg32i", GL_RG32I, FormatSamplesCase::FORMAT_INT },
401 { "rg32ui", GL_RG32UI, FormatSamplesCase::FORMAT_INT },
402 { "rgba8i", GL_RGBA8I, FormatSamplesCase::FORMAT_INT },
403 { "rgba8ui", GL_RGBA8UI, FormatSamplesCase::FORMAT_INT },
404 { "rgba16i", GL_RGBA16I, FormatSamplesCase::FORMAT_INT },
405 { "rgba16ui", GL_RGBA16UI, FormatSamplesCase::FORMAT_INT },
406 { "rgba32i", GL_RGBA32I, FormatSamplesCase::FORMAT_INT },
407 { "rgba32ui", GL_RGBA32UI, FormatSamplesCase::FORMAT_INT },
408
409 // float formats
410 { "r16f", GL_R16F, FormatSamplesCase::FORMAT_COLOR },
411 { "rg16f", GL_RG16F, FormatSamplesCase::FORMAT_COLOR },
412 { "rgba16f", GL_RGBA16F, FormatSamplesCase::FORMAT_COLOR },
413 { "r32f", GL_R32F, FormatSamplesCase::FORMAT_INT },
414 { "rg32f", GL_RG32F, FormatSamplesCase::FORMAT_INT },
415 { "rgba32f", GL_RGBA32F, FormatSamplesCase::FORMAT_INT },
416 { "r11f_g11f_b10f", GL_R11F_G11F_B10F, FormatSamplesCase::FORMAT_COLOR },
417
418 // depth renderable
419 { "depth_component16", GL_DEPTH_COMPONENT16, FormatSamplesCase::FORMAT_DEPTH_STENCIL },
420 { "depth_component24", GL_DEPTH_COMPONENT24, FormatSamplesCase::FORMAT_DEPTH_STENCIL },
421 { "depth_component32f", GL_DEPTH_COMPONENT32F, FormatSamplesCase::FORMAT_DEPTH_STENCIL },
422 { "depth24_stencil8", GL_DEPTH24_STENCIL8, FormatSamplesCase::FORMAT_DEPTH_STENCIL },
423 { "depth32f_stencil8", GL_DEPTH32F_STENCIL8, FormatSamplesCase::FORMAT_DEPTH_STENCIL },
424
425 // stencil renderable
426 { "stencil_index8", GL_STENCIL_INDEX8, FormatSamplesCase::FORMAT_DEPTH_STENCIL }
427 // DEPTH24_STENCIL8, duplicate
428 // DEPTH32F_STENCIL8 duplicate
429 };
430
431 static const struct
432 {
433 const char* name;
434 deUint32 target;
435 } textureTargets[] =
436 {
437 { "renderbuffer", GL_RENDERBUFFER },
438 { "texture_2d_multisample", GL_TEXTURE_2D_MULTISAMPLE },
439 { "texture_2d_multisample_array", GL_TEXTURE_2D_MULTISAMPLE_ARRAY },
440 };
441
442 for (int groupNdx = 0; groupNdx < DE_LENGTH_OF_ARRAY(textureTargets); ++groupNdx)
443 {
444 tcu::TestCaseGroup* const group = new tcu::TestCaseGroup(m_testCtx, textureTargets[groupNdx].name, glu::getInternalFormatTargetName(textureTargets[groupNdx].target));
445 const glw::GLenum texTarget = textureTargets[groupNdx].target;
446
447 addChild(group);
448
449 for (int caseNdx = 0; caseNdx < DE_LENGTH_OF_ARRAY(internalFormats); ++caseNdx)
450 {
451 const std::string name = std::string(internalFormats[caseNdx].name) + "_samples";
452 const std::string desc = std::string("Verify GL_SAMPLES of ") + internalFormats[caseNdx].name;
453
454 group->addChild(new FormatSamplesCase(m_context, name.c_str(), desc.c_str(), texTarget, internalFormats[caseNdx].format, internalFormats[caseNdx].type));
455 }
456 }
457
458 // Check buffer sizes are honored
459 {
460 tcu::TestCaseGroup* const group = new tcu::TestCaseGroup(m_testCtx, "partial_query", "Query data to too short a buffer");
461
462 addChild(group);
463
464 group->addChild(new NumSampleCountsBufferCase (m_context, "num_sample_counts", "Query GL_NUM_SAMPLE_COUNTS to too short a buffer"));
465 group->addChild(new SamplesBufferCase (m_context, "samples", "Query GL_SAMPLES to too short a buffer"));
466 }
467 }
468
469 } // Functional
470 } // gles31
471 } // deqp
472