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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 Texture buffer tests
22  *//*--------------------------------------------------------------------*/
23 
24 #include "es31fTextureBufferTests.hpp"
25 
26 #include "glsTextureBufferCase.hpp"
27 #include "glsStateQueryUtil.hpp"
28 
29 #include "tcuTestLog.hpp"
30 
31 #include "gluRenderContext.hpp"
32 #include "gluContextInfo.hpp"
33 #include "gluCallLogWrapper.hpp"
34 #include "gluStrUtil.hpp"
35 
36 #include "glwEnums.hpp"
37 
38 #include "deStringUtil.hpp"
39 
40 #include <string>
41 
42 using std::string;
43 using namespace deqp::gls::TextureBufferCaseUtil;
44 using deqp::gls::TextureBufferCase;
45 
46 namespace deqp
47 {
48 namespace gles31
49 {
50 namespace Functional
51 {
52 namespace
53 {
54 
toTestName(RenderBits renderBits)55 string toTestName (RenderBits renderBits)
56 {
57 	struct
58 	{
59 		RenderBits	bit;
60 		const char*	str;
61 	} bitInfos[] =
62 	{
63 		{ RENDERBITS_AS_VERTEX_ARRAY,		"as_vertex_array"		},
64 		{ RENDERBITS_AS_INDEX_ARRAY,		"as_index_array"		},
65 		{ RENDERBITS_AS_VERTEX_TEXTURE,		"as_vertex_texture"		},
66 		{ RENDERBITS_AS_FRAGMENT_TEXTURE,	"as_fragment_texture"	}
67 	};
68 
69 	std::ostringstream	stream;
70 	bool				first	= true;
71 
72 	DE_ASSERT(renderBits != 0);
73 
74 	for (int infoNdx = 0; infoNdx < DE_LENGTH_OF_ARRAY(bitInfos); infoNdx++)
75 	{
76 		if (renderBits & bitInfos[infoNdx].bit)
77 		{
78 			stream << (first ? "" : "_") << bitInfos[infoNdx].str;
79 			first = false;
80 		}
81 	}
82 
83 	return stream.str();
84 }
85 
toTestName(ModifyBits modifyBits)86 string toTestName (ModifyBits modifyBits)
87 {
88 	struct
89 	{
90 		ModifyBits	bit;
91 		const char*	str;
92 	} bitInfos[] =
93 	{
94 		{ MODIFYBITS_BUFFERDATA,			"bufferdata"			},
95 		{ MODIFYBITS_BUFFERSUBDATA,			"buffersubdata"			},
96 		{ MODIFYBITS_MAPBUFFER_WRITE,		"mapbuffer_write"		},
97 		{ MODIFYBITS_MAPBUFFER_READWRITE,	"mapbuffer_readwrite"	}
98 	};
99 
100 	std::ostringstream	stream;
101 	bool				first	= true;
102 
103 	DE_ASSERT(modifyBits != 0);
104 
105 	for (int infoNdx = 0; infoNdx < DE_LENGTH_OF_ARRAY(bitInfos); infoNdx++)
106 	{
107 		if (modifyBits & bitInfos[infoNdx].bit)
108 		{
109 			stream << (first ? "" : "_") << bitInfos[infoNdx].str;
110 			first = false;
111 		}
112 	}
113 
114 	return stream.str();
115 }
116 
operator |(RenderBits a,RenderBits b)117 RenderBits operator| (RenderBits a, RenderBits b)
118 {
119 	return (RenderBits)(deUint32(a) | deUint32(b));
120 }
121 
122 } // anonymous
123 
124 // Queries
125 
126 namespace
127 {
128 
129 using namespace gls::StateQueryUtil;
130 
131 class LimitQueryCase : public TestCase
132 {
133 public:
134 						LimitQueryCase	(Context& ctx, const char* name, const char* desc, glw::GLenum target, int minLimit, QueryType type);
135 
136 private:
137 	IterateResult		iterate			(void);
138 
139 	const glw::GLenum	m_target;
140 	const int			m_minValue;
141 	const QueryType		m_type;
142 };
143 
LimitQueryCase(Context & context,const char * name,const char * desc,glw::GLenum target,int minLimit,QueryType type)144 LimitQueryCase::LimitQueryCase (Context& context, const char* name, const char* desc, glw::GLenum target, int minLimit, QueryType type)
145 	: TestCase		(context, name, desc)
146 	, m_target		(target)
147 	, m_minValue	(minLimit)
148 	, m_type		(type)
149 {
150 }
151 
iterate(void)152 LimitQueryCase::IterateResult LimitQueryCase::iterate (void)
153 {
154 	const bool supportsES32 = glu::contextSupports(m_context.getRenderContext().getType(), glu::ApiType::es(3, 2));
155 	TCU_CHECK_AND_THROW(NotSupportedError, supportsES32 || m_context.getContextInfo().isExtensionSupported("GL_EXT_texture_buffer"), "GL_EXT_texture_buffer is not supported");
156 
157 	glu::CallLogWrapper		gl		(m_context.getRenderContext().getFunctions(), m_testCtx.getLog());
158 	tcu::ResultCollector	result	(m_testCtx.getLog(), " // ERROR: ");
159 
160 	gl.enableLogging(true);
161 	verifyStateIntegerMin(result, gl, m_target, m_minValue, m_type);
162 
163 	result.setTestContextResult(m_testCtx);
164 	return STOP;
165 }
166 
167 class AlignmentQueryCase : public TestCase
168 {
169 public:
170 						AlignmentQueryCase	(Context& ctx, const char* name, const char* desc, glw::GLenum target, int maxAlign, QueryType type);
171 
172 private:
173 	IterateResult		iterate				(void);
174 
175 	const glw::GLenum	m_target;
176 	const int			m_maxValue;
177 	const QueryType		m_type;
178 };
179 
AlignmentQueryCase(Context & context,const char * name,const char * desc,glw::GLenum target,int maxAlign,QueryType type)180 AlignmentQueryCase::AlignmentQueryCase (Context& context, const char* name, const char* desc, glw::GLenum target, int maxAlign, QueryType type)
181 	: TestCase		(context, name, desc)
182 	, m_target		(target)
183 	, m_maxValue	(maxAlign)
184 	, m_type		(type)
185 {
186 }
187 
iterate(void)188 AlignmentQueryCase::IterateResult AlignmentQueryCase::iterate (void)
189 {
190 	const bool supportsES32 = glu::contextSupports(m_context.getRenderContext().getType(), glu::ApiType::es(3, 2));
191 	TCU_CHECK_AND_THROW(NotSupportedError, supportsES32 || m_context.getContextInfo().isExtensionSupported("GL_EXT_texture_buffer"), "GL_EXT_texture_buffer is not supported");
192 
193 	glu::CallLogWrapper		gl		(m_context.getRenderContext().getFunctions(), m_testCtx.getLog());
194 	tcu::ResultCollector	result	(m_testCtx.getLog(), " // ERROR: ");
195 
196 	gl.enableLogging(true);
197 	verifyStateIntegerMax(result, gl, m_target, m_maxValue, m_type);
198 
199 	result.setTestContextResult(m_testCtx);
200 	return STOP;
201 }
202 
203 class TextureBufferBindingQueryCase : public TestCase
204 {
205 public:
206 					TextureBufferBindingQueryCase	(Context& ctx, const char* name, const char* desc, QueryType type);
207 
208 private:
209 	IterateResult	iterate							(void);
210 
211 	const QueryType	m_type;
212 };
213 
TextureBufferBindingQueryCase(Context & context,const char * name,const char * desc,QueryType type)214 TextureBufferBindingQueryCase::TextureBufferBindingQueryCase (Context& context, const char* name, const char* desc, QueryType type)
215 	: TestCase		(context, name, desc)
216 	, m_type		(type)
217 {
218 }
219 
iterate(void)220 TextureBufferBindingQueryCase::IterateResult TextureBufferBindingQueryCase::iterate (void)
221 {
222 	const bool supportsES32 = glu::contextSupports(m_context.getRenderContext().getType(), glu::ApiType::es(3, 2));
223 	TCU_CHECK_AND_THROW(NotSupportedError, supportsES32 || m_context.getContextInfo().isExtensionSupported("GL_EXT_texture_buffer"), "GL_EXT_texture_buffer is not supported");
224 
225 	glu::CallLogWrapper		gl		(m_context.getRenderContext().getFunctions(), m_testCtx.getLog());
226 	tcu::ResultCollector	result	(m_testCtx.getLog(), " // ERROR: ");
227 
228 	gl.enableLogging(true);
229 
230 	// initial
231 	{
232 		const tcu::ScopedLogSection section(m_testCtx.getLog(), "initial", "Initial value");
233 
234 		verifyStateInteger(result, gl, GL_TEXTURE_BUFFER_BINDING, 0, m_type);
235 	}
236 
237 	// bind
238 	{
239 		const tcu::ScopedLogSection section(m_testCtx.getLog(), "bind", "After bind");
240 
241 		glw::GLuint buffer;
242 
243 		gl.glGenBuffers(1, &buffer);
244 		gl.glBindBuffer(GL_TEXTURE_BUFFER, buffer);
245 		GLS_COLLECT_GL_ERROR(result, gl.glGetError(), "bind buffer");
246 
247 		verifyStateInteger(result, gl, GL_TEXTURE_BUFFER_BINDING, buffer, m_type);
248 
249 		gl.glDeleteBuffers(1, &buffer);
250 	}
251 
252 	// after delete
253 	{
254 		const tcu::ScopedLogSection section(m_testCtx.getLog(), "bind", "After delete");
255 
256 		verifyStateInteger(result, gl, GL_TEXTURE_BUFFER_BINDING, 0, m_type);
257 	}
258 
259 	result.setTestContextResult(m_testCtx);
260 	return STOP;
261 }
262 
263 class TextureBindingBufferQueryCase : public TestCase
264 {
265 public:
266 					TextureBindingBufferQueryCase	(Context& ctx, const char* name, const char* desc, QueryType type);
267 
268 private:
269 	IterateResult	iterate							(void);
270 
271 	const QueryType	m_type;
272 };
273 
TextureBindingBufferQueryCase(Context & context,const char * name,const char * desc,QueryType type)274 TextureBindingBufferQueryCase::TextureBindingBufferQueryCase (Context& context, const char* name, const char* desc, QueryType type)
275 	: TestCase		(context, name, desc)
276 	, m_type		(type)
277 {
278 }
279 
iterate(void)280 TextureBindingBufferQueryCase::IterateResult TextureBindingBufferQueryCase::iterate (void)
281 {
282 	const bool supportsES32 = glu::contextSupports(m_context.getRenderContext().getType(), glu::ApiType::es(3, 2));
283 	TCU_CHECK_AND_THROW(NotSupportedError, supportsES32 || m_context.getContextInfo().isExtensionSupported("GL_EXT_texture_buffer"), "GL_EXT_texture_buffer is not supported");
284 
285 	glu::CallLogWrapper		gl		(m_context.getRenderContext().getFunctions(), m_testCtx.getLog());
286 	tcu::ResultCollector	result	(m_testCtx.getLog(), " // ERROR: ");
287 
288 	gl.enableLogging(true);
289 
290 	// initial
291 	{
292 		const tcu::ScopedLogSection section(m_testCtx.getLog(), "initial", "Initial value");
293 
294 		verifyStateInteger(result, gl, GL_TEXTURE_BINDING_BUFFER, 0, m_type);
295 	}
296 
297 	// bind
298 	{
299 		const tcu::ScopedLogSection section(m_testCtx.getLog(), "bind", "After bind");
300 
301 		glw::GLuint texture;
302 
303 		gl.glGenTextures(1, &texture);
304 		gl.glBindTexture(GL_TEXTURE_BUFFER, texture);
305 		GLS_COLLECT_GL_ERROR(result, gl.glGetError(), "bind texture");
306 
307 		verifyStateInteger(result, gl, GL_TEXTURE_BINDING_BUFFER, texture, m_type);
308 
309 		gl.glDeleteTextures(1, &texture);
310 	}
311 
312 	// after delete
313 	{
314 		const tcu::ScopedLogSection section(m_testCtx.getLog(), "bind", "After delete");
315 
316 		verifyStateInteger(result, gl, GL_TEXTURE_BINDING_BUFFER, 0, m_type);
317 	}
318 
319 	result.setTestContextResult(m_testCtx);
320 	return STOP;
321 }
322 
323 class TextureBufferDataStoreQueryCase : public TestCase
324 {
325 public:
326 					TextureBufferDataStoreQueryCase	(Context& ctx, const char* name, const char* desc, QueryType type);
327 
328 private:
329 	IterateResult	iterate							(void);
330 
331 	const QueryType	m_type;
332 };
333 
TextureBufferDataStoreQueryCase(Context & context,const char * name,const char * desc,QueryType type)334 TextureBufferDataStoreQueryCase::TextureBufferDataStoreQueryCase (Context& context, const char* name, const char* desc, QueryType type)
335 	: TestCase		(context, name, desc)
336 	, m_type		(type)
337 {
338 }
339 
iterate(void)340 TextureBufferDataStoreQueryCase::IterateResult TextureBufferDataStoreQueryCase::iterate (void)
341 {
342 	const bool supportsES32 = glu::contextSupports(m_context.getRenderContext().getType(), glu::ApiType::es(3, 2));
343 	TCU_CHECK_AND_THROW(NotSupportedError, supportsES32 || m_context.getContextInfo().isExtensionSupported("GL_EXT_texture_buffer"), "GL_EXT_texture_buffer is not supported");
344 
345 	glu::CallLogWrapper		gl		(m_context.getRenderContext().getFunctions(), m_testCtx.getLog());
346 	tcu::ResultCollector	result	(m_testCtx.getLog(), " // ERROR: ");
347 
348 	gl.enableLogging(true);
349 
350 	// non-buffer
351 	{
352 		const tcu::ScopedLogSection section(m_testCtx.getLog(), "NonBuffer", "Non-buffer");
353 
354 		glw::GLuint	texture;
355 
356 		gl.glGenTextures(1, &texture);
357 		gl.glBindTexture(GL_TEXTURE_2D, texture);
358 		gl.glTexStorage2D(GL_TEXTURE_2D, 1, GL_RGBA8, 32, 32);
359 		GLS_COLLECT_GL_ERROR(result, gl.glGetError(), "gen texture");
360 
361 		verifyStateTextureLevelInteger(result, gl, GL_TEXTURE_2D, 0, GL_TEXTURE_BUFFER_DATA_STORE_BINDING, 0, m_type);
362 
363 		gl.glDeleteTextures(1, &texture);
364 	}
365 
366 	// buffer
367 	{
368 		const tcu::ScopedLogSection section(m_testCtx.getLog(), "Buffer", "Texture buffer");
369 
370 		glw::GLuint	texture;
371 		glw::GLuint	buffer;
372 
373 		gl.glGenTextures(1, &texture);
374 		gl.glBindTexture(GL_TEXTURE_BUFFER, texture);
375 		GLS_COLLECT_GL_ERROR(result, gl.glGetError(), "bind texture");
376 
377 		gl.glGenBuffers(1, &buffer);
378 		gl.glBindBuffer(GL_TEXTURE_BUFFER, buffer);
379 		gl.glBufferData(GL_TEXTURE_BUFFER, 32, DE_NULL, GL_STATIC_DRAW);
380 		GLS_COLLECT_GL_ERROR(result, gl.glGetError(), "bind buf");
381 
382 		gl.glTexBuffer(GL_TEXTURE_BUFFER, GL_R32UI, buffer);
383 		GLS_COLLECT_GL_ERROR(result, gl.glGetError(), "tex buffer");
384 
385 		verifyStateTextureLevelInteger(result, gl, GL_TEXTURE_BUFFER, 0, GL_TEXTURE_BUFFER_DATA_STORE_BINDING, buffer, m_type);
386 
387 		gl.glDeleteTextures(1, &texture);
388 		gl.glDeleteBuffers(1, &buffer);
389 	}
390 
391 	result.setTestContextResult(m_testCtx);
392 	return STOP;
393 }
394 
395 class TextureBufferOffsetQueryCase : public TestCase
396 {
397 public:
398 					TextureBufferOffsetQueryCase	(Context& ctx, const char* name, const char* desc, QueryType type);
399 
400 private:
401 	IterateResult	iterate							(void);
402 
403 	const QueryType	m_type;
404 };
405 
TextureBufferOffsetQueryCase(Context & context,const char * name,const char * desc,QueryType type)406 TextureBufferOffsetQueryCase::TextureBufferOffsetQueryCase (Context& context, const char* name, const char* desc, QueryType type)
407 	: TestCase		(context, name, desc)
408 	, m_type		(type)
409 {
410 }
411 
iterate(void)412 TextureBufferOffsetQueryCase::IterateResult TextureBufferOffsetQueryCase::iterate (void)
413 {
414 	const bool supportsES32 = glu::contextSupports(m_context.getRenderContext().getType(), glu::ApiType::es(3, 2));
415 	TCU_CHECK_AND_THROW(NotSupportedError, supportsES32 || m_context.getContextInfo().isExtensionSupported("GL_EXT_texture_buffer"), "GL_EXT_texture_buffer is not supported");
416 
417 	glu::CallLogWrapper		gl		(m_context.getRenderContext().getFunctions(), m_testCtx.getLog());
418 	tcu::ResultCollector	result	(m_testCtx.getLog(), " // ERROR: ");
419 
420 	gl.enableLogging(true);
421 
422 	// non-buffer
423 	{
424 		const tcu::ScopedLogSection section(m_testCtx.getLog(), "NonBuffer", "Non-buffer");
425 
426 		glw::GLuint	texture;
427 
428 		gl.glGenTextures(1, &texture);
429 		gl.glBindTexture(GL_TEXTURE_2D, texture);
430 		gl.glTexStorage2D(GL_TEXTURE_2D, 1, GL_RGBA8, 32, 32);
431 		GLS_COLLECT_GL_ERROR(result, gl.glGetError(), "gen texture");
432 
433 		verifyStateTextureLevelInteger(result, gl, GL_TEXTURE_2D, 0, GL_TEXTURE_BUFFER_OFFSET, 0, m_type);
434 
435 		gl.glDeleteTextures(1, &texture);
436 	}
437 
438 	// buffer
439 	{
440 		const tcu::ScopedLogSection section(m_testCtx.getLog(), "Buffer", "Texture buffer");
441 
442 		glw::GLuint	texture;
443 		glw::GLuint	buffer;
444 
445 		gl.glGenTextures(1, &texture);
446 		gl.glBindTexture(GL_TEXTURE_BUFFER, texture);
447 		GLS_COLLECT_GL_ERROR(result, gl.glGetError(), "bind texture");
448 
449 		gl.glGenBuffers(1, &buffer);
450 		gl.glBindBuffer(GL_TEXTURE_BUFFER, buffer);
451 		gl.glBufferData(GL_TEXTURE_BUFFER, 1024, DE_NULL, GL_STATIC_DRAW);
452 		GLS_COLLECT_GL_ERROR(result, gl.glGetError(), "bind buf");
453 
454 		{
455 			const tcu::ScopedLogSection subsection(m_testCtx.getLog(), "Offset0", "Offset 0");
456 			gl.glTexBuffer(GL_TEXTURE_BUFFER, GL_R32UI, buffer);
457 			GLS_COLLECT_GL_ERROR(result, gl.glGetError(), "tex buffer");
458 
459 			verifyStateTextureLevelInteger(result, gl, GL_TEXTURE_BUFFER, 0, GL_TEXTURE_BUFFER_OFFSET, 0, m_type);
460 		}
461 		{
462 			const tcu::ScopedLogSection subsection(m_testCtx.getLog(), "Offset256", "Offset 256");
463 			gl.glTexBufferRange(GL_TEXTURE_BUFFER, GL_R32UI, buffer, 256, 512);
464 			GLS_COLLECT_GL_ERROR(result, gl.glGetError(), "tex buffer");
465 
466 			verifyStateTextureLevelInteger(result, gl, GL_TEXTURE_BUFFER, 0, GL_TEXTURE_BUFFER_OFFSET, 256, m_type);
467 		}
468 
469 		gl.glDeleteTextures(1, &texture);
470 		gl.glDeleteBuffers(1, &buffer);
471 	}
472 
473 	result.setTestContextResult(m_testCtx);
474 	return STOP;
475 }
476 
477 class TextureBufferSizeQueryCase : public TestCase
478 {
479 public:
480 					TextureBufferSizeQueryCase	(Context& ctx, const char* name, const char* desc, QueryType type);
481 
482 private:
483 	IterateResult	iterate						(void);
484 
485 	const QueryType	m_type;
486 };
487 
TextureBufferSizeQueryCase(Context & context,const char * name,const char * desc,QueryType type)488 TextureBufferSizeQueryCase::TextureBufferSizeQueryCase (Context& context, const char* name, const char* desc, QueryType type)
489 	: TestCase		(context, name, desc)
490 	, m_type		(type)
491 {
492 }
493 
iterate(void)494 TextureBufferSizeQueryCase::IterateResult TextureBufferSizeQueryCase::iterate (void)
495 {
496 	const bool supportsES32 = glu::contextSupports(m_context.getRenderContext().getType(), glu::ApiType::es(3, 2));
497 	TCU_CHECK_AND_THROW(NotSupportedError, supportsES32 || m_context.getContextInfo().isExtensionSupported("GL_EXT_texture_buffer"), "GL_EXT_texture_buffer is not supported");
498 
499 	glu::CallLogWrapper		gl		(m_context.getRenderContext().getFunctions(), m_testCtx.getLog());
500 	tcu::ResultCollector	result	(m_testCtx.getLog(), " // ERROR: ");
501 
502 	gl.enableLogging(true);
503 
504 	// non-buffer
505 	{
506 		const tcu::ScopedLogSection section(m_testCtx.getLog(), "NonBuffer", "Non-buffer");
507 
508 		glw::GLuint	texture;
509 
510 		gl.glGenTextures(1, &texture);
511 		gl.glBindTexture(GL_TEXTURE_2D, texture);
512 		gl.glTexStorage2D(GL_TEXTURE_2D, 1, GL_RGBA8, 32, 32);
513 		GLS_COLLECT_GL_ERROR(result, gl.glGetError(), "gen texture");
514 
515 		verifyStateTextureLevelInteger(result, gl, GL_TEXTURE_2D, 0, GL_TEXTURE_BUFFER_SIZE, 0, m_type);
516 
517 		gl.glDeleteTextures(1, &texture);
518 	}
519 
520 	// buffer
521 	{
522 		const tcu::ScopedLogSection section(m_testCtx.getLog(), "Buffer", "Texture buffer");
523 
524 		glw::GLuint	texture;
525 		glw::GLuint	buffer;
526 
527 		gl.glGenTextures(1, &texture);
528 		gl.glBindTexture(GL_TEXTURE_BUFFER, texture);
529 		GLS_COLLECT_GL_ERROR(result, gl.glGetError(), "bind texture");
530 
531 		gl.glGenBuffers(1, &buffer);
532 		gl.glBindBuffer(GL_TEXTURE_BUFFER, buffer);
533 		gl.glBufferData(GL_TEXTURE_BUFFER, 1024, DE_NULL, GL_STATIC_DRAW);
534 		GLS_COLLECT_GL_ERROR(result, gl.glGetError(), "bind buf");
535 
536 		{
537 			const tcu::ScopedLogSection subsection(m_testCtx.getLog(), "SizeAll", "Bind whole buffer");
538 			gl.glTexBuffer(GL_TEXTURE_BUFFER, GL_R32UI, buffer);
539 			GLS_COLLECT_GL_ERROR(result, gl.glGetError(), "tex buffer");
540 
541 			verifyStateTextureLevelInteger(result, gl, GL_TEXTURE_BUFFER, 0, GL_TEXTURE_BUFFER_SIZE, 1024, m_type);
542 		}
543 		{
544 			const tcu::ScopedLogSection subsection(m_testCtx.getLog(), "Partial", "Partial buffer");
545 			gl.glTexBufferRange(GL_TEXTURE_BUFFER, GL_R32UI, buffer, 256, 512);
546 			GLS_COLLECT_GL_ERROR(result, gl.glGetError(), "tex buffer");
547 
548 			verifyStateTextureLevelInteger(result, gl, GL_TEXTURE_BUFFER, 0, GL_TEXTURE_BUFFER_SIZE, 512, m_type);
549 		}
550 
551 		gl.glDeleteTextures(1, &texture);
552 		gl.glDeleteBuffers(1, &buffer);
553 	}
554 
555 	result.setTestContextResult(m_testCtx);
556 	return STOP;
557 }
558 
559 } // anonymous
560 
createTextureBufferTests(Context & context)561 TestCaseGroup* createTextureBufferTests (Context& context)
562 {
563 	TestCaseGroup* const root = new TestCaseGroup(context, "texture_buffer", "Texture buffer syncronization tests");
564 
565 	const size_t bufferSizes[] =
566 	{
567 		512,
568 		513,
569 		65536,
570 		65537,
571 		131071
572 	};
573 
574 	const size_t rangeSizes[] =
575 	{
576 		512,
577 		513,
578 		65537,
579 		98304,
580 	};
581 
582 	const size_t offsets[] =
583 	{
584 		1,
585 		7
586 	};
587 
588 	const RenderBits renderTypeCombinations[] =
589 	{
590 		RENDERBITS_AS_VERTEX_ARRAY,
591 									  RENDERBITS_AS_INDEX_ARRAY,
592 		RENDERBITS_AS_VERTEX_ARRAY	| RENDERBITS_AS_INDEX_ARRAY,
593 
594 																  RENDERBITS_AS_VERTEX_TEXTURE,
595 		RENDERBITS_AS_VERTEX_ARRAY	|							  RENDERBITS_AS_VERTEX_TEXTURE,
596 									  RENDERBITS_AS_INDEX_ARRAY	| RENDERBITS_AS_VERTEX_TEXTURE,
597 		RENDERBITS_AS_VERTEX_ARRAY	| RENDERBITS_AS_INDEX_ARRAY	| RENDERBITS_AS_VERTEX_TEXTURE,
598 
599 																								  RENDERBITS_AS_FRAGMENT_TEXTURE,
600 		RENDERBITS_AS_VERTEX_ARRAY	|															  RENDERBITS_AS_FRAGMENT_TEXTURE,
601 									  RENDERBITS_AS_INDEX_ARRAY |								  RENDERBITS_AS_FRAGMENT_TEXTURE,
602 		RENDERBITS_AS_VERTEX_ARRAY	| RENDERBITS_AS_INDEX_ARRAY |								  RENDERBITS_AS_FRAGMENT_TEXTURE,
603 																  RENDERBITS_AS_VERTEX_TEXTURE	| RENDERBITS_AS_FRAGMENT_TEXTURE,
604 		RENDERBITS_AS_VERTEX_ARRAY	|							  RENDERBITS_AS_VERTEX_TEXTURE	| RENDERBITS_AS_FRAGMENT_TEXTURE,
605 									  RENDERBITS_AS_INDEX_ARRAY	| RENDERBITS_AS_VERTEX_TEXTURE	| RENDERBITS_AS_FRAGMENT_TEXTURE,
606 		RENDERBITS_AS_VERTEX_ARRAY	| RENDERBITS_AS_INDEX_ARRAY	| RENDERBITS_AS_VERTEX_TEXTURE	| RENDERBITS_AS_FRAGMENT_TEXTURE
607 	};
608 
609 	const ModifyBits modifyTypes[] =
610 	{
611 		MODIFYBITS_BUFFERDATA,
612 		MODIFYBITS_BUFFERSUBDATA,
613 		MODIFYBITS_MAPBUFFER_WRITE,
614 		MODIFYBITS_MAPBUFFER_READWRITE
615 	};
616 
617 	// State and limit queries
618 	{
619 		TestCaseGroup* const queryGroup = new TestCaseGroup(context, "state_query", "Query states and limits");
620 		root->addChild(queryGroup);
621 
622 		queryGroup->addChild(new LimitQueryCase		(context, "max_texture_buffer_size_getboolean",				"Test MAX_TEXTURE_BUFFER_SIZE",			GL_MAX_TEXTURE_BUFFER_SIZE,			65536,	QUERY_BOOLEAN));
623 		queryGroup->addChild(new LimitQueryCase		(context, "max_texture_buffer_size_getinteger",				"Test MAX_TEXTURE_BUFFER_SIZE",			GL_MAX_TEXTURE_BUFFER_SIZE,			65536,	QUERY_INTEGER));
624 		queryGroup->addChild(new LimitQueryCase		(context, "max_texture_buffer_size_getinteger64",			"Test MAX_TEXTURE_BUFFER_SIZE",			GL_MAX_TEXTURE_BUFFER_SIZE,			65536,	QUERY_INTEGER64));
625 		queryGroup->addChild(new LimitQueryCase		(context, "max_texture_buffer_size_getfloat",				"Test MAX_TEXTURE_BUFFER_SIZE",			GL_MAX_TEXTURE_BUFFER_SIZE,			65536,	QUERY_FLOAT));
626 		queryGroup->addChild(new AlignmentQueryCase	(context, "texture_buffer_offset_alignment_getboolean",		"Test TEXTURE_BUFFER_OFFSET_ALIGNMENT",	GL_TEXTURE_BUFFER_OFFSET_ALIGNMENT,	256,	QUERY_BOOLEAN));
627 		queryGroup->addChild(new AlignmentQueryCase	(context, "texture_buffer_offset_alignment_getinteger",		"Test TEXTURE_BUFFER_OFFSET_ALIGNMENT",	GL_TEXTURE_BUFFER_OFFSET_ALIGNMENT,	256,	QUERY_INTEGER));
628 		queryGroup->addChild(new AlignmentQueryCase	(context, "texture_buffer_offset_alignment_getinteger64",	"Test TEXTURE_BUFFER_OFFSET_ALIGNMENT",	GL_TEXTURE_BUFFER_OFFSET_ALIGNMENT,	256,	QUERY_INTEGER64));
629 		queryGroup->addChild(new AlignmentQueryCase	(context, "texture_buffer_offset_alignment_getfloat",		"Test TEXTURE_BUFFER_OFFSET_ALIGNMENT",	GL_TEXTURE_BUFFER_OFFSET_ALIGNMENT,	256,	QUERY_FLOAT));
630 
631 		queryGroup->addChild(new TextureBufferBindingQueryCase(context, "texture_buffer_binding_getboolean",	"TEXTURE_BUFFER_BINDING", QUERY_BOOLEAN));
632 		queryGroup->addChild(new TextureBufferBindingQueryCase(context, "texture_buffer_binding_getinteger",	"TEXTURE_BUFFER_BINDING", QUERY_INTEGER));
633 		queryGroup->addChild(new TextureBufferBindingQueryCase(context, "texture_buffer_binding_getinteger64",	"TEXTURE_BUFFER_BINDING", QUERY_INTEGER64));
634 		queryGroup->addChild(new TextureBufferBindingQueryCase(context, "texture_buffer_binding_getfloat",		"TEXTURE_BUFFER_BINDING", QUERY_FLOAT));
635 
636 		queryGroup->addChild(new TextureBindingBufferQueryCase(context, "texture_binding_buffer_getboolean",	"TEXTURE_BINDING_BUFFER", QUERY_BOOLEAN));
637 		queryGroup->addChild(new TextureBindingBufferQueryCase(context, "texture_binding_buffer_getinteger",	"TEXTURE_BINDING_BUFFER", QUERY_INTEGER));
638 		queryGroup->addChild(new TextureBindingBufferQueryCase(context, "texture_binding_buffer_getinteger64",	"TEXTURE_BINDING_BUFFER", QUERY_INTEGER64));
639 		queryGroup->addChild(new TextureBindingBufferQueryCase(context, "texture_binding_buffer_getfloat",		"TEXTURE_BINDING_BUFFER", QUERY_FLOAT));
640 
641 		queryGroup->addChild(new TextureBufferDataStoreQueryCase(context, "texture_buffer_data_store_binding_integer",	"TEXTURE_BUFFER_DATA_STORE_BINDING", QUERY_TEXTURE_LEVEL_INTEGER));
642 		queryGroup->addChild(new TextureBufferDataStoreQueryCase(context, "texture_buffer_data_store_binding_float",	"TEXTURE_BUFFER_DATA_STORE_BINDING", QUERY_TEXTURE_LEVEL_FLOAT));
643 
644 		queryGroup->addChild(new TextureBufferOffsetQueryCase(context, "texture_buffer_offset_integer",	"TEXTURE_BUFFER_OFFSET", QUERY_TEXTURE_LEVEL_INTEGER));
645 		queryGroup->addChild(new TextureBufferOffsetQueryCase(context, "texture_buffer_offset_float",	"TEXTURE_BUFFER_OFFSET", QUERY_TEXTURE_LEVEL_FLOAT));
646 
647 		queryGroup->addChild(new TextureBufferSizeQueryCase(context, "texture_buffer_size_integer",	"TEXTURE_BUFFER_SIZE", QUERY_TEXTURE_LEVEL_INTEGER));
648 		queryGroup->addChild(new TextureBufferSizeQueryCase(context, "texture_buffer_size_float",	"TEXTURE_BUFFER_SIZE", QUERY_TEXTURE_LEVEL_FLOAT));
649 	}
650 
651 	// Rendering test
652 	{
653 		TestCaseGroup* const renderGroup = new TestCaseGroup(context, "render", "Setup texture buffer with glBufferData and render data in different ways");
654 		root->addChild(renderGroup);
655 
656 		for (int renderTypeNdx = 0; renderTypeNdx < DE_LENGTH_OF_ARRAY(renderTypeCombinations); renderTypeNdx++)
657 		{
658 			const RenderBits		renderType		= renderTypeCombinations[renderTypeNdx];
659 			TestCaseGroup* const	renderTypeGroup	= new TestCaseGroup(context, toTestName(renderType).c_str(), toTestName(renderType).c_str());
660 
661 			renderGroup->addChild(renderTypeGroup);
662 
663 			for (int sizeNdx = 0; sizeNdx < DE_LENGTH_OF_ARRAY(bufferSizes); sizeNdx++)
664 			{
665 				const size_t size	= bufferSizes[sizeNdx];
666 				const string name	("buffer_size_" + de::toString(size));
667 
668 				renderTypeGroup->addChild(new TextureBufferCase(context.getTestContext(), context.getRenderContext(), GL_RGBA8, size, 0, 0, RENDERBITS_NONE, MODIFYBITS_NONE, renderType, name.c_str(), name.c_str()));
669 			}
670 
671 			for (int sizeNdx = 0; sizeNdx < DE_LENGTH_OF_ARRAY(rangeSizes); sizeNdx++)
672 			{
673 				const size_t size		= rangeSizes[sizeNdx];
674 				const string name		("range_size_" + de::toString(size));
675 				const size_t bufferSize	= 131072;
676 
677 				renderTypeGroup->addChild(new TextureBufferCase(context.getTestContext(), context.getRenderContext(), GL_RGBA8, bufferSize, 0, size, RENDERBITS_NONE, MODIFYBITS_NONE, renderType, name.c_str(), name.c_str()));
678 			}
679 
680 			for (int offsetNdx = 0; offsetNdx < DE_LENGTH_OF_ARRAY(offsets); offsetNdx++)
681 			{
682 				const size_t offset		= offsets[offsetNdx];
683 				const size_t bufferSize	= 131072;
684 				const size_t size		= 65537;
685 				const string name		("offset_" + de::toString(offset) + "_alignments");
686 
687 				renderTypeGroup->addChild(new TextureBufferCase(context.getTestContext(), context.getRenderContext(), GL_RGBA8, bufferSize, offset, size, RENDERBITS_NONE, MODIFYBITS_NONE, renderType, name.c_str(), name.c_str()));
688 			}
689 		}
690 	}
691 
692 	// Modify tests
693 	{
694 		TestCaseGroup* const modifyGroup = new TestCaseGroup(context, "modify", "Modify texture buffer content in multiple ways");
695 		root->addChild(modifyGroup);
696 
697 		for (int modifyNdx = 0; modifyNdx < DE_LENGTH_OF_ARRAY(modifyTypes); modifyNdx++)
698 		{
699 			const ModifyBits		modifyType		= modifyTypes[modifyNdx];
700 			TestCaseGroup* const	modifyTypeGroup	= new TestCaseGroup(context, toTestName(modifyType).c_str(), toTestName(modifyType).c_str());
701 
702 			modifyGroup->addChild(modifyTypeGroup);
703 
704 			for (int sizeNdx = 0; sizeNdx < DE_LENGTH_OF_ARRAY(bufferSizes); sizeNdx++)
705 			{
706 				const size_t	size	= bufferSizes[sizeNdx];
707 				const string	name	("buffer_size_" + de::toString(size));
708 
709 				modifyTypeGroup->addChild(new TextureBufferCase(context.getTestContext(), context.getRenderContext(), GL_RGBA8, size, 0, 0, RENDERBITS_NONE, modifyType, RENDERBITS_AS_FRAGMENT_TEXTURE, name.c_str(), name.c_str()));
710 			}
711 
712 			for (int sizeNdx = 0; sizeNdx < DE_LENGTH_OF_ARRAY(rangeSizes); sizeNdx++)
713 			{
714 				const size_t size		= rangeSizes[sizeNdx];
715 				const string name		("range_size_" + de::toString(size));
716 				const size_t bufferSize	= 131072;
717 
718 				modifyTypeGroup->addChild(new TextureBufferCase(context.getTestContext(), context.getRenderContext(), GL_RGBA8, bufferSize, 0, size, RENDERBITS_NONE, modifyType, RENDERBITS_AS_FRAGMENT_TEXTURE, name.c_str(), name.c_str()));
719 			}
720 
721 			for (int offsetNdx = 0; offsetNdx < DE_LENGTH_OF_ARRAY(offsets); offsetNdx++)
722 			{
723 				const size_t offset		= offsets[offsetNdx];
724 				const size_t bufferSize	= 131072;
725 				const size_t size		= 65537;
726 				const string name		("offset_" + de::toString(offset) + "_alignments");
727 
728 				modifyTypeGroup->addChild(new TextureBufferCase(context.getTestContext(), context.getRenderContext(), GL_RGBA8, bufferSize, offset, size, RENDERBITS_NONE, modifyType, RENDERBITS_AS_FRAGMENT_TEXTURE, name.c_str(), name.c_str()));
729 			}
730 		}
731 	}
732 
733 	// Modify-Render tests
734 	{
735 		TestCaseGroup* const modifyRenderGroup = new TestCaseGroup(context, "modify_render", "Modify texture buffer content in multiple ways and render in different ways");
736 		root->addChild(modifyRenderGroup);
737 
738 		for (int modifyNdx = 0; modifyNdx < DE_LENGTH_OF_ARRAY(modifyTypes); modifyNdx++)
739 		{
740 			const ModifyBits		modifyType		= modifyTypes[modifyNdx];
741 			TestCaseGroup* const	modifyTypeGroup	= new TestCaseGroup(context, toTestName(modifyType).c_str(), toTestName(modifyType).c_str());
742 
743 			modifyRenderGroup->addChild(modifyTypeGroup);
744 
745 			for (int renderTypeNdx = 0; renderTypeNdx < DE_LENGTH_OF_ARRAY(renderTypeCombinations); renderTypeNdx++)
746 			{
747 				const RenderBits	renderType	= renderTypeCombinations[renderTypeNdx];
748 				const size_t		size		= 16*1024;
749 				const string		name		(toTestName(renderType));
750 
751 				modifyTypeGroup->addChild(new TextureBufferCase(context.getTestContext(), context.getRenderContext(), GL_RGBA8, size, 0, 0, RENDERBITS_NONE, modifyType, renderType, name.c_str(), name.c_str()));
752 			}
753 		}
754 	}
755 
756 	// Render-Modify tests
757 	{
758 		TestCaseGroup* const renderModifyGroup = new TestCaseGroup(context, "render_modify", "Render texture buffer and modify.");
759 		root->addChild(renderModifyGroup);
760 
761 		for (int renderTypeNdx = 0; renderTypeNdx < DE_LENGTH_OF_ARRAY(renderTypeCombinations); renderTypeNdx++)
762 		{
763 			const RenderBits		renderType		= renderTypeCombinations[renderTypeNdx];
764 			TestCaseGroup* const	renderTypeGroup	= new TestCaseGroup(context, toTestName(renderType).c_str(), toTestName(renderType).c_str());
765 
766 			renderModifyGroup->addChild(renderTypeGroup);
767 
768 			for (int modifyNdx = 0; modifyNdx < DE_LENGTH_OF_ARRAY(modifyTypes); modifyNdx++)
769 			{
770 				const ModifyBits	modifyType	= modifyTypes[modifyNdx];
771 				const size_t		size		= 16*1024;
772 				const string		name		(toTestName(modifyType));
773 
774 				renderTypeGroup->addChild(new TextureBufferCase(context.getTestContext(), context.getRenderContext(), GL_RGBA8, size, 0, 0, renderType, modifyType, RENDERBITS_AS_FRAGMENT_TEXTURE, name.c_str(), name.c_str()));
775 			}
776 		}
777 	}
778 
779 	return root;
780 }
781 
782 } // Functional
783 } // gles31
784 } // deqp
785