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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 Occlusion query tests.
22  *//*--------------------------------------------------------------------*/
23 
24 #include "es3fOcclusionQueryTests.hpp"
25 
26 #include "tcuTestLog.hpp"
27 #include "tcuVector.hpp"
28 #include "tcuSurface.hpp"
29 #include "tcuRenderTarget.hpp"
30 #include "gluShaderProgram.hpp"
31 #include "gluPixelTransfer.hpp"
32 #include "deRandom.hpp"
33 #include "deString.h"
34 
35 #include "glw.h"
36 
37 namespace deqp
38 {
39 namespace gles3
40 {
41 namespace Functional
42 {
43 
44 static const tcu::Vec4	DEPTH_WRITE_COLOR	= tcu::Vec4(0.0f, 0.0f, 1.0f, 1.0f);
45 static const tcu::Vec4	DEPTH_CLEAR_COLOR	= tcu::Vec4(0.0f, 0.5f, 0.8f, 1.0f);
46 static const tcu::Vec4	STENCIL_WRITE_COLOR	= tcu::Vec4(0.0f, 1.0f, 0.0f, 1.0f);
47 static const tcu::Vec4	STENCIL_CLEAR_COLOR	= tcu::Vec4(0.0f, 0.8f, 0.5f, 1.0f);
48 static const tcu::Vec4	TARGET_COLOR		= tcu::Vec4(1.0f, 0.0f, 0.0f, 1.0f);
49 static const int		ELEMENTS_PER_VERTEX = 4;
50 static const int		NUM_CASE_ITERATIONS = 10;
51 
52 // Constants to tweak visible/invisible case probability balance.
53 
54 static const int		DEPTH_CLEAR_OFFSET		= 100;
55 static const int		STENCIL_CLEAR_OFFSET	= 100;
56 static const int		SCISSOR_OFFSET			= 100;
57 static const int		SCISSOR_MINSIZE			= 250;
58 
59 enum OccluderType
60 {
61 	OCCLUDER_SCISSOR		= (1 << 0),
62 	OCCLUDER_DEPTH_WRITE	= (1 << 1),
63 	OCCLUDER_DEPTH_CLEAR	= (1 << 2),
64 	OCCLUDER_STENCIL_WRITE	= (1 << 3),
65 	OCCLUDER_STENCIL_CLEAR	= (1 << 4)
66 };
67 
68 class OcclusionQueryCase : public TestCase
69 {
70 public:
71 								OcclusionQueryCase		(Context& context, const char* name, const char* description,int numOccluderDraws, int numOccludersPerDraw, float occluderSize, int numTargetDraws, int numTargetsPerDraw, float targetSize, deUint32 queryMode, deUint32 occluderTypes);
72 								~OcclusionQueryCase		(void);
73 
74 	void						init					(void);
75 	void						deinit					(void);
76 	IterateResult				iterate					(void);
77 
78 private:
79 								OcclusionQueryCase		(const OcclusionQueryCase& other);
80 	OcclusionQueryCase&			operator=				(const OcclusionQueryCase& other);
81 
82 	int							m_numOccluderDraws;
83 	int							m_numOccludersPerDraw;
84 	float						m_occluderSize;
85 	int							m_numTargetDraws;
86 	int							m_numTargetsPerDraw;
87 	float						m_targetSize;
88 	deUint32					m_queryMode;
89 	deUint32					m_occluderTypes;
90 
91 	glu::RenderContext&			m_renderCtx;
92 	glu::ShaderProgram*			m_program;
93 	int							m_iterNdx;
94 	de::Random					m_rnd;
95 };
96 
OcclusionQueryCase(Context & context,const char * name,const char * description,int numOccluderDraws,int numOccludersPerDraw,float occluderSize,int numTargetDraws,int numTargetsPerDraw,float targetSize,deUint32 queryMode,deUint32 occluderTypes)97 OcclusionQueryCase::OcclusionQueryCase (Context& context, const char* name, const char* description, int numOccluderDraws, int numOccludersPerDraw, float occluderSize, int numTargetDraws, int numTargetsPerDraw, float targetSize, deUint32 queryMode, deUint32 occluderTypes)
98 	: TestCase				(context, name, description)
99 	, m_numOccluderDraws	(numOccluderDraws)
100 	, m_numOccludersPerDraw	(numOccludersPerDraw)
101 	, m_occluderSize		(occluderSize)
102 	, m_numTargetDraws		(numTargetDraws)
103 	, m_numTargetsPerDraw	(numTargetsPerDraw)
104 	, m_targetSize			(targetSize)
105 	, m_queryMode			(queryMode)
106 	, m_occluderTypes		(occluderTypes)
107 	, m_renderCtx			(context.getRenderContext())
108 	, m_program				(DE_NULL)
109 	, m_iterNdx				(0)
110 	, m_rnd					(deStringHash(name))
111 {
112 }
113 
~OcclusionQueryCase(void)114 OcclusionQueryCase::~OcclusionQueryCase (void)
115 {
116 	OcclusionQueryCase::deinit();
117 }
118 
generateVertices(std::vector<float> & dst,float width,float height,int primitiveCount,int verticesPerPrimitive,de::Random rnd,float primitiveSize,float minZ,float maxZ)119 static void generateVertices (std::vector<float>& dst, float width, float height, int primitiveCount, int verticesPerPrimitive, de::Random rnd, float primitiveSize, float minZ, float maxZ)
120 {
121 	float w = width/2.0f;
122 	float h = height/2.0f;
123 	float s = primitiveSize/2.0f;
124 
125 	int vertexCount = verticesPerPrimitive * primitiveCount;
126 	dst.resize(vertexCount * ELEMENTS_PER_VERTEX);
127 
128 	for (int i = 0; i < vertexCount; i += 3)			// First loop gets a random point inside unit square
129 	{
130 		float rndX = rnd.getFloat(-w, w);
131 		float rndY = rnd.getFloat(-h, h);
132 
133 		for (int j = 0; j < verticesPerPrimitive; j++)	// Second loop gets 3 random points within given distance s from (rndX, rndY)
134 		{
135 			dst[(i+j)*ELEMENTS_PER_VERTEX    ] = rndX + rnd.getFloat(-s,s);	// x
136 			dst[(i+j)*ELEMENTS_PER_VERTEX + 1] = rndY + rnd.getFloat(-s,s);	// y
137 			dst[(i+j)*ELEMENTS_PER_VERTEX + 2] = rnd.getFloat(minZ, maxZ);	// z
138 			dst[(i+j)*ELEMENTS_PER_VERTEX + 3] = 1.0f;						// w
139 		}
140 	}
141 }
142 
init(void)143 void OcclusionQueryCase::init (void)
144 {
145 	const char*	vertShaderSource =
146 				"#version 300 es\n"
147 				"layout(location = 0) in mediump vec4 a_position;\n"
148 				"\n"
149 				"void main (void)\n"
150 				"{\n"
151 				"	gl_Position = a_position;\n"
152 				"}\n";
153 
154 	const char* fragShaderSource =
155 				"#version 300 es\n"
156 				"layout(location = 0) out mediump vec4 dEQP_FragColor;\n"
157 				"uniform mediump vec4 u_color;\n"
158 				"\n"
159 				"void main (void)\n"
160 				"{\n"
161 				"	mediump float depth_gradient = max(gl_FragCoord.z, 0.0);\n"
162 				"	mediump float bias = 0.1;\n"
163 				"	dEQP_FragColor = vec4(u_color.xyz * (depth_gradient + bias), 1.0);\n"
164 				"}\n";
165 
166 	DE_ASSERT(!m_program);
167 	m_program = new glu::ShaderProgram(m_context.getRenderContext(), glu::makeVtxFragSources(vertShaderSource, fragShaderSource));
168 
169 	if (!m_program->isOk())
170 	{
171 		m_testCtx.getLog() << *m_program;
172 		delete m_program;
173 		m_program = DE_NULL;
174 		TCU_FAIL("Failed to compile shader program");
175 	}
176 
177 	m_testCtx.setTestResult(QP_TEST_RESULT_PASS, "Pass"); // Initialize test result to pass.
178 	GLU_CHECK_MSG ("Case initialization finished");
179 }
180 
deinit(void)181 void OcclusionQueryCase::deinit (void)
182 {
183 	delete m_program;
184 	m_program = DE_NULL;
185 }
186 
iterate(void)187 OcclusionQueryCase::IterateResult OcclusionQueryCase::iterate (void)
188 {
189 	tcu::TestLog&				log					= m_testCtx.getLog();
190 	const tcu::RenderTarget&	renderTarget		= m_context.getRenderTarget();
191 	deUint32					colorUnif			= glGetUniformLocation(m_program->getProgram(), "u_color");
192 
193 	std::vector<float>			occluderVertices;
194 	std::vector<float>			targetVertices;
195 	std::vector<deUint32>		queryIds(1, 0);
196 	bool						queryResult			= false;
197 	bool						colorReadResult		= false;
198 	int							targetW				= renderTarget.getWidth();
199 	int							targetH				= renderTarget.getHeight();
200 
201 	log << tcu::TestLog::Message << "Case iteration " << m_iterNdx+1 << " / " << NUM_CASE_ITERATIONS << tcu::TestLog::EndMessage;
202 	log << tcu::TestLog::Message << "Parameters:\n"
203 								 << "- " << m_numOccluderDraws	<< " occluder draws, "	<< m_numOccludersPerDraw	<< " primitive writes per draw,\n"
204 								 << "- " << m_numTargetDraws	<< " target draws, "	<< m_numTargetsPerDraw		<< " targets per draw\n"
205 		<< tcu::TestLog::EndMessage;
206 
207 	DE_ASSERT(m_program);
208 
209 	glClearColor				(0.0f, 0.0f, 0.0f, 1.0f);
210 	glClearDepthf				(1.0f);
211 	glClearStencil				(0);
212 	glClear						(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT | GL_STENCIL_BUFFER_BIT);
213 	glUseProgram				(m_program->getProgram());
214 	glEnableVertexAttribArray	(0);
215 
216 	// Draw occluders
217 
218 	std::vector<OccluderType> occOptions(0);
219 	if (m_occluderTypes & OCCLUDER_DEPTH_WRITE)		occOptions.push_back(OCCLUDER_DEPTH_WRITE);
220 	if (m_occluderTypes & OCCLUDER_DEPTH_CLEAR)		occOptions.push_back(OCCLUDER_DEPTH_CLEAR);
221 	if (m_occluderTypes & OCCLUDER_STENCIL_WRITE)	occOptions.push_back(OCCLUDER_STENCIL_WRITE);
222 	if (m_occluderTypes & OCCLUDER_STENCIL_CLEAR)	occOptions.push_back(OCCLUDER_STENCIL_CLEAR);
223 
224 	for (int i = 0; i < m_numOccluderDraws; i++)
225 	{
226 		if (occOptions.empty())
227 			break;
228 
229 		OccluderType type = occOptions[m_rnd.getInt(0, (int)occOptions.size()-1)];	// Choosing a random occluder type from available options
230 
231 		switch (type)
232 		{
233 			case OCCLUDER_DEPTH_WRITE:
234 				log << tcu::TestLog::Message	<< "Occluder draw "	<< i+1 << " / " << m_numOccluderDraws << " : "
235 												<< "Depth write"	<< tcu::TestLog::EndMessage;
236 
237 				generateVertices(occluderVertices, 2.0f, 2.0f, m_numOccludersPerDraw, 3, m_rnd, m_occluderSize, 0.0f, 0.6f);	// Generate vertices for occluding primitives
238 
239 				DE_ASSERT(!occluderVertices.empty());
240 
241 				glEnable				(GL_DEPTH_TEST);
242 				glUniform4f				(colorUnif, DEPTH_WRITE_COLOR.x(), DEPTH_WRITE_COLOR.y(), DEPTH_WRITE_COLOR.z(), DEPTH_WRITE_COLOR.w());
243 				glVertexAttribPointer	(0, ELEMENTS_PER_VERTEX, GL_FLOAT, GL_FALSE, 0, &occluderVertices[0]);
244 				glDrawArrays			(GL_TRIANGLES, 0, 3*m_numOccludersPerDraw);
245 				glDisable				(GL_DEPTH_TEST);
246 
247 				break;
248 
249 			case OCCLUDER_DEPTH_CLEAR:
250 			{
251 				int scissorBoxX = m_rnd.getInt(-DEPTH_CLEAR_OFFSET,	targetW);
252 				int scissorBoxY = m_rnd.getInt(-DEPTH_CLEAR_OFFSET,	targetH);
253 				int scissorBoxW = m_rnd.getInt( DEPTH_CLEAR_OFFSET,	targetW+DEPTH_CLEAR_OFFSET);
254 				int scissorBoxH = m_rnd.getInt( DEPTH_CLEAR_OFFSET,	targetH+DEPTH_CLEAR_OFFSET);
255 
256 				log << tcu::TestLog::Message	<< "Occluder draw "	<< i+1 << " / " << m_numOccluderDraws << " : "	<< "Depth clear"
257 					<< tcu::TestLog::EndMessage;
258 				log << tcu::TestLog::Message	<< "Depth-clearing box drawn at "
259 												<< "("			<< scissorBoxX << ", "			<< scissorBoxY << ")"
260 												<< ", width = "	<< scissorBoxW << ", height = " << scissorBoxH << "."
261 					<< tcu::TestLog::EndMessage;
262 
263 				glEnable		(GL_SCISSOR_TEST);
264 				glScissor		(scissorBoxX, scissorBoxY, scissorBoxW, scissorBoxH);
265 				glClearDepthf	(0.0f);
266 				glClearColor	(DEPTH_CLEAR_COLOR.x(), DEPTH_CLEAR_COLOR.y(), DEPTH_CLEAR_COLOR.z(), DEPTH_CLEAR_COLOR.w());
267 				glClear			(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
268 				glDisable		(GL_SCISSOR_TEST);
269 
270 				break;
271 			}
272 
273 			case OCCLUDER_STENCIL_WRITE:
274 				log << tcu::TestLog::Message	<< "Occluder draw "	<< i+1 << " / " << m_numOccluderDraws << " : "
275 												<< "Stencil write"	<< tcu::TestLog::EndMessage;
276 
277 				generateVertices(occluderVertices, 2.0f, 2.0f, m_numOccludersPerDraw, 3, m_rnd, m_occluderSize, 0.0f, 0.6f);
278 
279 				glStencilFunc	(GL_ALWAYS, 1, 0xFF);
280 				glStencilOp		(GL_KEEP, GL_KEEP, GL_REPLACE);
281 
282 				DE_ASSERT(!occluderVertices.empty());
283 
284 				glEnable				(GL_STENCIL_TEST);
285 				glUniform4f				(colorUnif, STENCIL_WRITE_COLOR.x(), STENCIL_WRITE_COLOR.y(), STENCIL_WRITE_COLOR.z(), STENCIL_WRITE_COLOR.w());
286 				glVertexAttribPointer	(0, ELEMENTS_PER_VERTEX, GL_FLOAT, GL_FALSE, 0, &occluderVertices[0]);
287 				glDrawArrays			(GL_TRIANGLES, 0, 3*m_numOccludersPerDraw);
288 				glDisable				(GL_STENCIL_TEST);
289 
290 				break;
291 
292 			case OCCLUDER_STENCIL_CLEAR:
293 			{
294 				int scissorBoxX = m_rnd.getInt(-STENCIL_CLEAR_OFFSET,	targetW);
295 				int scissorBoxY = m_rnd.getInt(-STENCIL_CLEAR_OFFSET,	targetH);
296 				int scissorBoxW = m_rnd.getInt(	STENCIL_CLEAR_OFFSET,	targetW+STENCIL_CLEAR_OFFSET);
297 				int scissorBoxH = m_rnd.getInt(	STENCIL_CLEAR_OFFSET,	targetH+STENCIL_CLEAR_OFFSET);
298 
299 				log << tcu::TestLog::Message	<< "Occluder draw "	<< i+1 << " / " << m_numOccluderDraws << " : "	<< "Stencil clear"
300 					<< tcu::TestLog::EndMessage;
301 				log << tcu::TestLog::Message	<< "Stencil-clearing box drawn at "
302 												<< "("			<< scissorBoxX << ", "			<< scissorBoxY << ")"
303 												<< ", width = "	<< scissorBoxW << ", height = " << scissorBoxH << "."
304 					<< tcu::TestLog::EndMessage;
305 
306 				glEnable		(GL_SCISSOR_TEST);
307 				glScissor		(scissorBoxX, scissorBoxY, scissorBoxW, scissorBoxH);
308 				glClearStencil	(1);
309 				glClearColor	(STENCIL_CLEAR_COLOR.x(), STENCIL_CLEAR_COLOR.y(), STENCIL_CLEAR_COLOR.z(), STENCIL_CLEAR_COLOR.w());
310 				glClear			(GL_COLOR_BUFFER_BIT | GL_STENCIL_BUFFER_BIT);
311 				glDisable		(GL_SCISSOR_TEST);
312 
313 				break;
314 			}
315 
316 			default:
317 				DE_ASSERT(false);
318 				break;
319 		}
320 	}
321 
322 	if (m_occluderTypes & OCCLUDER_SCISSOR)
323 	{
324 		int scissorBoxX = m_rnd.getInt(-SCISSOR_OFFSET,	targetW-SCISSOR_OFFSET);
325 		int scissorBoxY = m_rnd.getInt(-SCISSOR_OFFSET,	targetH-SCISSOR_OFFSET);
326 		int scissorBoxW = m_rnd.getInt(SCISSOR_MINSIZE,	targetW+SCISSOR_OFFSET);
327 		int scissorBoxH = m_rnd.getInt(SCISSOR_MINSIZE,	targetH+SCISSOR_OFFSET);
328 
329 		log << tcu::TestLog::Message	<< "Scissor box drawn at "
330 										<< "("			<< scissorBoxX << ", "			<< scissorBoxY << ")"
331 										<< ", width = "	<< scissorBoxW << ", height = " << scissorBoxH << "."
332 			<< tcu::TestLog::EndMessage;
333 
334 		glEnable	(GL_SCISSOR_TEST);
335 		glScissor	(scissorBoxX, scissorBoxY, scissorBoxW, scissorBoxH);
336 	}
337 
338 	glGenQueries	(1, &queryIds[0]);
339 	glBeginQuery	(m_queryMode, queryIds[0]);
340 	GLU_CHECK_MSG	("Occlusion query started");
341 
342 	// Draw target primitives
343 
344 	glEnable		(GL_DEPTH_TEST);
345 	glEnable		(GL_STENCIL_TEST);
346 	glStencilFunc	(GL_EQUAL, 0, 0xFF);
347 
348 	for (int i = 0; i < m_numTargetDraws; i++)
349 	{
350 		generateVertices(targetVertices, 2.0f, 2.0f, m_numTargetsPerDraw, 3,  m_rnd, m_targetSize, 0.4f, 1.0f);		// Generate vertices for target primitives
351 
352 		if (!targetVertices.empty())
353 		{
354 			glUniform4f				(colorUnif, TARGET_COLOR.x(), TARGET_COLOR.y(), TARGET_COLOR.z(), TARGET_COLOR.w());
355 			glVertexAttribPointer	(0, ELEMENTS_PER_VERTEX, GL_FLOAT, GL_FALSE, 0, &targetVertices[0]);
356 			glDrawArrays			(GL_TRIANGLES, 0, 3*m_numTargetsPerDraw);
357 		}
358 	}
359 
360 	glEndQuery		(m_queryMode);
361 	glFinish		();
362 	glDisable		(GL_SCISSOR_TEST);
363 	glDisable		(GL_STENCIL_TEST);
364 	glDisable		(GL_DEPTH_TEST);
365 
366 	// Check that query result is available.
367 	{
368 		deUint32 resultAvailable = GL_FALSE;
369 		glGetQueryObjectuiv(queryIds[0], GL_QUERY_RESULT_AVAILABLE, &resultAvailable);
370 
371 		if (resultAvailable == GL_FALSE)
372 			TCU_FAIL("Occlusion query failed to return a result after glFinish()");
373 	}
374 
375 	// Read query result.
376 	{
377 		deUint32 result = 0;
378 		glGetQueryObjectuiv(queryIds[0], GL_QUERY_RESULT, &result);
379 		queryResult = (result != GL_FALSE);
380 	}
381 
382 	glDeleteQueries	(1, &queryIds[0]);
383 	GLU_CHECK_MSG	("Occlusion query finished");
384 
385 	// Read pixel data
386 
387 	tcu::Surface pixels(renderTarget.getWidth(), renderTarget.getHeight());
388 	glu::readPixels(m_context.getRenderContext(), 0, 0, pixels.getAccess());
389 
390 	{
391 		int width = pixels.getWidth();
392 		int height = pixels.getHeight();
393 
394 		for (int y = 0; y < height; y++)
395 		{
396 			for (int x = 0; x < width; x++)
397 			{
398 				if (pixels.getPixel(x,y).getRed() != 0)
399 				{
400 					colorReadResult = true;
401 					break;
402 				}
403 			}
404 			if (colorReadResult) break;
405 		}
406 	}
407 
408 	log << tcu::TestLog::Message << "Occlusion query result:  Target " << (queryResult		? "visible" : "invisible") << "\n"
409 								 << "Framebuffer read result: Target " << (colorReadResult	? "visible" : "invisible") << tcu::TestLog::EndMessage;
410 
411 	bool testOk = false;
412 	if (m_queryMode == GL_ANY_SAMPLES_PASSED_CONSERVATIVE)
413 	{
414 		if (queryResult || colorReadResult)
415 			testOk = queryResult;	// Allow conservative occlusion query to return false positives.
416 		else
417 			testOk = queryResult == colorReadResult;
418 	}
419 	else
420 		testOk = (queryResult == colorReadResult);
421 
422 	if (!testOk)
423 	{
424 		log << tcu::TestLog::Image("Result image", "Result image", pixels);
425 		log << tcu::TestLog::Message << "Case FAILED!" << tcu::TestLog::EndMessage;
426 
427 		m_testCtx.setTestResult(QP_TEST_RESULT_FAIL, "Fail");
428 		return STOP;
429 	}
430 
431 	log << tcu::TestLog::Message << "Case passed!" << tcu::TestLog::EndMessage;
432 
433 	return (++m_iterNdx < NUM_CASE_ITERATIONS) ? CONTINUE : STOP;
434 }
435 
OcclusionQueryTests(Context & context)436 OcclusionQueryTests::OcclusionQueryTests (Context& context)
437 	: TestCaseGroup(context, "occlusion_query", "Occlusion Query Tests")
438 {
439 }
440 
~OcclusionQueryTests(void)441 OcclusionQueryTests::~OcclusionQueryTests (void)
442 {
443 }
444 
init(void)445 void OcclusionQueryTests::init (void)
446 {
447 	// Strict occlusion query cases
448 
449 	addChild(new OcclusionQueryCase(m_context, "scissor",												"scissor",												1,	10, 1.6f, 1, 1, 0.3f, GL_ANY_SAMPLES_PASSED, OCCLUDER_SCISSOR));
450 	addChild(new OcclusionQueryCase(m_context, "depth_write",											"depth_write",											8,	10, 1.6f, 1, 7, 0.3f, GL_ANY_SAMPLES_PASSED, OCCLUDER_DEPTH_WRITE));
451 	addChild(new OcclusionQueryCase(m_context, "depth_clear",											"depth_clear",											5,	10, 1.6f, 1, 5, 0.2f, GL_ANY_SAMPLES_PASSED, OCCLUDER_DEPTH_CLEAR));
452 	addChild(new OcclusionQueryCase(m_context, "stencil_write",											"stencil_write",										8,	10, 2.0f, 1, 5, 0.4f, GL_ANY_SAMPLES_PASSED, OCCLUDER_STENCIL_WRITE));
453 	addChild(new OcclusionQueryCase(m_context, "stencil_clear",											"stencil_clear",										5,	10, 2.0f, 1, 3, 0.3f, GL_ANY_SAMPLES_PASSED, OCCLUDER_STENCIL_CLEAR));
454 
455 	addChild(new OcclusionQueryCase(m_context, "scissor_depth_write",									"scissor_depth_write",									5,	10, 1.6f, 2, 5, 0.3f, GL_ANY_SAMPLES_PASSED, OCCLUDER_SCISSOR | OCCLUDER_DEPTH_WRITE));
456 	addChild(new OcclusionQueryCase(m_context, "scissor_depth_clear",									"scissor_depth_clear",									7,	10, 1.6f, 2, 5, 1.0f, GL_ANY_SAMPLES_PASSED, OCCLUDER_SCISSOR | OCCLUDER_DEPTH_CLEAR));
457 	addChild(new OcclusionQueryCase(m_context, "scissor_stencil_write",									"scissor_stencil_write",								4,	10, 1.6f, 2, 5, 0.3f, GL_ANY_SAMPLES_PASSED, OCCLUDER_SCISSOR | OCCLUDER_STENCIL_WRITE));
458 	addChild(new OcclusionQueryCase(m_context, "scissor_stencil_clear",									"scissor_stencil_clear",								4,	10, 1.6f, 2, 5, 1.0f, GL_ANY_SAMPLES_PASSED, OCCLUDER_SCISSOR | OCCLUDER_STENCIL_CLEAR));
459 	addChild(new OcclusionQueryCase(m_context, "depth_write_depth_clear",								"depth_write_depth_clear",								7,	10, 1.6f, 1, 5, 0.2f, GL_ANY_SAMPLES_PASSED, OCCLUDER_DEPTH_WRITE | OCCLUDER_DEPTH_CLEAR));
460 	addChild(new OcclusionQueryCase(m_context, "depth_write_stencil_write",								"depth_write_stencil_write",							8,	10, 1.6f, 1, 5, 0.3f, GL_ANY_SAMPLES_PASSED, OCCLUDER_DEPTH_WRITE | OCCLUDER_STENCIL_WRITE));
461 	addChild(new OcclusionQueryCase(m_context, "depth_write_stencil_clear",								"depth_write_stencil_clear",							8,	10, 1.6f, 1, 5, 0.3f, GL_ANY_SAMPLES_PASSED, OCCLUDER_DEPTH_WRITE | OCCLUDER_STENCIL_CLEAR));
462 	addChild(new OcclusionQueryCase(m_context, "depth_clear_stencil_write",								"depth_clear_stencil_write",							8,	10, 1.6f, 1, 5, 0.3f, GL_ANY_SAMPLES_PASSED, OCCLUDER_DEPTH_CLEAR | OCCLUDER_STENCIL_WRITE));
463 	addChild(new OcclusionQueryCase(m_context, "depth_clear_stencil_clear",								"depth_clear_stencil_clear",							12,	10, 1.6f, 1, 5, 0.2f, GL_ANY_SAMPLES_PASSED, OCCLUDER_DEPTH_CLEAR | OCCLUDER_STENCIL_CLEAR));
464 	addChild(new OcclusionQueryCase(m_context, "stencil_write_stencil_clear",							"stencil_write_stencil_clear",							5,	10, 2.0f, 1, 5, 0.4f, GL_ANY_SAMPLES_PASSED, OCCLUDER_STENCIL_WRITE | OCCLUDER_STENCIL_CLEAR));
465 
466 	addChild(new OcclusionQueryCase(m_context, "scissor_depth_write_depth_clear",						"scissor_depth_write_depth_clear",						5,	10, 1.6f, 2, 5, 0.4f, GL_ANY_SAMPLES_PASSED, OCCLUDER_SCISSOR | OCCLUDER_DEPTH_WRITE | OCCLUDER_DEPTH_CLEAR));
467 	addChild(new OcclusionQueryCase(m_context, "scissor_depth_write_stencil_write",						"scissor_depth_write_stencil_write",					4,	10, 1.6f, 2, 5, 0.4f, GL_ANY_SAMPLES_PASSED, OCCLUDER_SCISSOR | OCCLUDER_DEPTH_WRITE | OCCLUDER_STENCIL_WRITE));
468 	addChild(new OcclusionQueryCase(m_context, "scissor_depth_write_stencil_clear",						"scissor_depth_write_stencil_clear",					6,	10, 1.6f, 2, 5, 0.4f, GL_ANY_SAMPLES_PASSED, OCCLUDER_SCISSOR | OCCLUDER_DEPTH_WRITE | OCCLUDER_STENCIL_CLEAR));
469 	addChild(new OcclusionQueryCase(m_context, "scissor_depth_clear_stencil_write",						"scissor_depth_clear_stencil_write",					4,	10, 1.6f, 2, 5, 0.4f, GL_ANY_SAMPLES_PASSED, OCCLUDER_SCISSOR | OCCLUDER_DEPTH_CLEAR | OCCLUDER_STENCIL_WRITE));
470 	addChild(new OcclusionQueryCase(m_context, "scissor_depth_clear_stencil_clear",						"scissor_depth_clear_stencil_clear",					5,	10, 1.6f, 2, 5, 0.4f, GL_ANY_SAMPLES_PASSED, OCCLUDER_SCISSOR | OCCLUDER_DEPTH_CLEAR | OCCLUDER_STENCIL_CLEAR));
471 	addChild(new OcclusionQueryCase(m_context, "scissor_stencil_write_stencil_clear",					"scissor_stencil_write_stencil_clear",					4,	10, 1.6f, 2, 5, 0.4f, GL_ANY_SAMPLES_PASSED, OCCLUDER_SCISSOR | OCCLUDER_STENCIL_WRITE | OCCLUDER_STENCIL_CLEAR));
472 	addChild(new OcclusionQueryCase(m_context, "depth_write_depth_clear_stencil_write",					"depth_write_depth_clear_stencil_write",				7,	10, 1.6f, 2, 5, 0.4f, GL_ANY_SAMPLES_PASSED, OCCLUDER_DEPTH_WRITE | OCCLUDER_DEPTH_CLEAR | OCCLUDER_STENCIL_WRITE));
473 	addChild(new OcclusionQueryCase(m_context, "depth_write_depth_clear_stencil_clear",					"depth_write_depth_clear_stencil_clear",				7,	10, 1.6f, 2, 5, 0.4f, GL_ANY_SAMPLES_PASSED, OCCLUDER_DEPTH_WRITE | OCCLUDER_DEPTH_CLEAR | OCCLUDER_STENCIL_CLEAR));
474 	addChild(new OcclusionQueryCase(m_context, "depth_write_stencil_write_stencil_clear",				"depth_write_stencil_write_stencil_clear",				7,	10, 1.6f, 2, 5, 0.4f, GL_ANY_SAMPLES_PASSED, OCCLUDER_DEPTH_WRITE | OCCLUDER_STENCIL_WRITE | OCCLUDER_STENCIL_CLEAR));
475 	addChild(new OcclusionQueryCase(m_context, "depth_clear_stencil_write_stencil_clear",				"depth_clear_stencil_write_stencil_clear",				7,	10, 1.6f, 2, 5, 0.4f, GL_ANY_SAMPLES_PASSED, OCCLUDER_DEPTH_CLEAR | OCCLUDER_STENCIL_WRITE | OCCLUDER_STENCIL_CLEAR));
476 
477 	addChild(new OcclusionQueryCase(m_context, "scissor_depth_write_depth_clear_stencil_write",			"scissor_depth_write_depth_clear_stencil_write",		4,	10, 1.6f, 2, 5, 0.4f, GL_ANY_SAMPLES_PASSED, OCCLUDER_SCISSOR | OCCLUDER_DEPTH_WRITE | OCCLUDER_DEPTH_CLEAR | OCCLUDER_STENCIL_WRITE));
478 	addChild(new OcclusionQueryCase(m_context, "scissor_depth_write_depth_clear_stencil_clear",			"scissor_depth_write_depth_clear_stencil_clear",		4,	10, 1.6f, 2, 5, 0.4f, GL_ANY_SAMPLES_PASSED, OCCLUDER_SCISSOR | OCCLUDER_DEPTH_WRITE | OCCLUDER_DEPTH_CLEAR | OCCLUDER_STENCIL_CLEAR));
479 	addChild(new OcclusionQueryCase(m_context, "scissor_depth_write_stencil_write_stencil_clear",		"scissor_depth_write_stencil_write_stencil_clear",		5,	10, 1.6f, 2, 5, 0.4f, GL_ANY_SAMPLES_PASSED, OCCLUDER_SCISSOR | OCCLUDER_DEPTH_WRITE | OCCLUDER_STENCIL_WRITE | OCCLUDER_STENCIL_CLEAR));
480 	addChild(new OcclusionQueryCase(m_context, "scissor_depth_clear_stencil_write_stencil_clear",		"scissor_depth_clear_stencil_write_stencil_clear",		4,	10, 1.6f, 2, 5, 0.4f, GL_ANY_SAMPLES_PASSED, OCCLUDER_SCISSOR | OCCLUDER_DEPTH_CLEAR | OCCLUDER_STENCIL_WRITE | OCCLUDER_STENCIL_CLEAR));
481 	addChild(new OcclusionQueryCase(m_context, "depth_write_depth_clear_stencil_write_stencil_clear",	"depth_write_depth_clear_stencil_write_stencil_clear",	7,	10, 1.6f, 2, 5, 0.4f, GL_ANY_SAMPLES_PASSED, OCCLUDER_DEPTH_WRITE | OCCLUDER_DEPTH_CLEAR | OCCLUDER_STENCIL_WRITE | OCCLUDER_STENCIL_CLEAR));
482 
483 	addChild(new OcclusionQueryCase(m_context, "all_occluders",											"all_occluders",										7,	10, 1.6f, 3, 5, 0.6f, GL_ANY_SAMPLES_PASSED, OCCLUDER_SCISSOR | OCCLUDER_DEPTH_WRITE | OCCLUDER_DEPTH_CLEAR | OCCLUDER_STENCIL_WRITE | OCCLUDER_STENCIL_CLEAR));
484 
485 	// Conservative occlusion query cases
486 
487 	addChild(new OcclusionQueryCase(m_context, "conservative_scissor",												"conservative_scissor",												1,	10, 1.6f, 1, 1, 0.3f, GL_ANY_SAMPLES_PASSED_CONSERVATIVE, OCCLUDER_SCISSOR));
488 	addChild(new OcclusionQueryCase(m_context, "conservative_depth_write",											"conservative_depth_write",											8,	10, 1.6f, 1, 7, 0.3f, GL_ANY_SAMPLES_PASSED_CONSERVATIVE, OCCLUDER_DEPTH_WRITE));
489 	addChild(new OcclusionQueryCase(m_context, "conservative_depth_clear",											"conservative_depth_clear",											5,	10, 1.6f, 1, 5, 0.2f, GL_ANY_SAMPLES_PASSED_CONSERVATIVE, OCCLUDER_DEPTH_CLEAR));
490 	addChild(new OcclusionQueryCase(m_context, "conservative_stencil_write",										"conservative_stencil_write",										8,	10, 2.0f, 1, 5, 0.4f, GL_ANY_SAMPLES_PASSED_CONSERVATIVE, OCCLUDER_STENCIL_WRITE));
491 	addChild(new OcclusionQueryCase(m_context, "conservative_stencil_clear",										"conservative_stencil_clear",										5,	10, 2.0f, 1, 3, 0.3f, GL_ANY_SAMPLES_PASSED_CONSERVATIVE, OCCLUDER_STENCIL_CLEAR));
492 
493 	addChild(new OcclusionQueryCase(m_context, "conservative_scissor_depth_write",									"conservative_scissor_depth_write",									5,	10, 1.6f, 2, 5, 0.3f, GL_ANY_SAMPLES_PASSED_CONSERVATIVE, OCCLUDER_SCISSOR | OCCLUDER_DEPTH_WRITE));
494 	addChild(new OcclusionQueryCase(m_context, "conservative_scissor_depth_clear",									"conservative_scissor_depth_clear",									7,	10, 1.6f, 2, 5, 1.0f, GL_ANY_SAMPLES_PASSED_CONSERVATIVE, OCCLUDER_SCISSOR | OCCLUDER_DEPTH_CLEAR));
495 	addChild(new OcclusionQueryCase(m_context, "conservative_scissor_stencil_write",								"conservative_scissor_stencil_write",								4,	10, 1.6f, 2, 5, 0.3f, GL_ANY_SAMPLES_PASSED_CONSERVATIVE, OCCLUDER_SCISSOR | OCCLUDER_STENCIL_WRITE));
496 	addChild(new OcclusionQueryCase(m_context, "conservative_scissor_stencil_clear",								"conservative_scissor_stencil_clear",								4,	10, 1.6f, 2, 5, 1.0f, GL_ANY_SAMPLES_PASSED_CONSERVATIVE, OCCLUDER_SCISSOR | OCCLUDER_STENCIL_CLEAR));
497 	addChild(new OcclusionQueryCase(m_context, "conservative_depth_write_depth_clear",								"conservative_depth_write_depth_clear",								7,	10, 1.6f, 1, 5, 0.2f, GL_ANY_SAMPLES_PASSED_CONSERVATIVE, OCCLUDER_DEPTH_WRITE | OCCLUDER_DEPTH_CLEAR));
498 	addChild(new OcclusionQueryCase(m_context, "conservative_depth_write_stencil_write",							"conservative_depth_write_stencil_write",							8,	10, 1.6f, 1, 5, 0.3f, GL_ANY_SAMPLES_PASSED_CONSERVATIVE, OCCLUDER_DEPTH_WRITE | OCCLUDER_STENCIL_WRITE));
499 	addChild(new OcclusionQueryCase(m_context, "conservative_depth_write_stencil_clear",							"conservative_depth_write_stencil_clear",							8,	10, 1.6f, 1, 5, 0.3f, GL_ANY_SAMPLES_PASSED_CONSERVATIVE, OCCLUDER_DEPTH_WRITE | OCCLUDER_STENCIL_CLEAR));
500 	addChild(new OcclusionQueryCase(m_context, "conservative_depth_clear_stencil_write",							"conservative_depth_clear_stencil_write",							8,	10, 1.6f, 1, 5, 0.3f, GL_ANY_SAMPLES_PASSED_CONSERVATIVE, OCCLUDER_DEPTH_CLEAR | OCCLUDER_STENCIL_WRITE));
501 	addChild(new OcclusionQueryCase(m_context, "conservative_depth_clear_stencil_clear",							"conservative_depth_clear_stencil_clear",							12,	10, 1.6f, 1, 5, 0.2f, GL_ANY_SAMPLES_PASSED_CONSERVATIVE, OCCLUDER_DEPTH_CLEAR | OCCLUDER_STENCIL_CLEAR));
502 	addChild(new OcclusionQueryCase(m_context, "conservative_stencil_write_stencil_clear",							"conservative_stencil_write_stencil_clear",							5,	10, 2.0f, 1, 5, 0.4f, GL_ANY_SAMPLES_PASSED_CONSERVATIVE, OCCLUDER_STENCIL_WRITE | OCCLUDER_STENCIL_CLEAR));
503 
504 	addChild(new OcclusionQueryCase(m_context, "conservative_scissor_depth_write_depth_clear",						"conservative_scissor_depth_write_depth_clear",						5,	10, 1.6f, 2, 5, 0.4f, GL_ANY_SAMPLES_PASSED_CONSERVATIVE, OCCLUDER_SCISSOR | OCCLUDER_DEPTH_WRITE | OCCLUDER_DEPTH_CLEAR));
505 	addChild(new OcclusionQueryCase(m_context, "conservative_scissor_depth_write_stencil_write",					"conservative_scissor_depth_write_stencil_write",					4,	10, 1.6f, 2, 5, 0.4f, GL_ANY_SAMPLES_PASSED_CONSERVATIVE, OCCLUDER_SCISSOR | OCCLUDER_DEPTH_WRITE | OCCLUDER_STENCIL_WRITE));
506 	addChild(new OcclusionQueryCase(m_context, "conservative_scissor_depth_write_stencil_clear",					"conservative_scissor_depth_write_stencil_clear",					6,	10, 1.6f, 2, 5, 0.4f, GL_ANY_SAMPLES_PASSED_CONSERVATIVE, OCCLUDER_SCISSOR | OCCLUDER_DEPTH_WRITE | OCCLUDER_STENCIL_CLEAR));
507 	addChild(new OcclusionQueryCase(m_context, "conservative_scissor_depth_clear_stencil_write",					"conservative_scissor_depth_clear_stencil_write",					4,	10, 1.6f, 2, 5, 0.4f, GL_ANY_SAMPLES_PASSED_CONSERVATIVE, OCCLUDER_SCISSOR | OCCLUDER_DEPTH_CLEAR | OCCLUDER_STENCIL_WRITE));
508 	addChild(new OcclusionQueryCase(m_context, "conservative_scissor_depth_clear_stencil_clear",					"conservative_scissor_depth_clear_stencil_clear",					5,	10, 1.6f, 2, 5, 0.4f, GL_ANY_SAMPLES_PASSED_CONSERVATIVE, OCCLUDER_SCISSOR | OCCLUDER_DEPTH_CLEAR | OCCLUDER_STENCIL_CLEAR));
509 	addChild(new OcclusionQueryCase(m_context, "conservative_scissor_stencil_write_stencil_clear",					"conservative_scissor_stencil_write_stencil_clear",					4,	10, 1.6f, 2, 5, 0.4f, GL_ANY_SAMPLES_PASSED_CONSERVATIVE, OCCLUDER_SCISSOR | OCCLUDER_STENCIL_WRITE | OCCLUDER_STENCIL_CLEAR));
510 	addChild(new OcclusionQueryCase(m_context, "conservative_depth_write_depth_clear_stencil_write",				"conservative_depth_write_depth_clear_stencil_write",				7,	10, 1.6f, 2, 5, 0.4f, GL_ANY_SAMPLES_PASSED_CONSERVATIVE, OCCLUDER_DEPTH_WRITE | OCCLUDER_DEPTH_CLEAR | OCCLUDER_STENCIL_WRITE));
511 	addChild(new OcclusionQueryCase(m_context, "conservative_depth_write_depth_clear_stencil_clear",				"conservative_depth_write_depth_clear_stencil_clear",				7,	10, 1.6f, 2, 5, 0.4f, GL_ANY_SAMPLES_PASSED_CONSERVATIVE, OCCLUDER_DEPTH_WRITE | OCCLUDER_DEPTH_CLEAR | OCCLUDER_STENCIL_CLEAR));
512 	addChild(new OcclusionQueryCase(m_context, "conservative_depth_write_stencil_write_stencil_clear",				"conservative_depth_write_stencil_write_stencil_clear",				7,	10, 1.6f, 2, 5, 0.4f, GL_ANY_SAMPLES_PASSED_CONSERVATIVE, OCCLUDER_DEPTH_WRITE | OCCLUDER_STENCIL_WRITE | OCCLUDER_STENCIL_CLEAR));
513 	addChild(new OcclusionQueryCase(m_context, "conservative_depth_clear_stencil_write_stencil_clear",				"conservative_depth_clear_stencil_write_stencil_clear",				7,	10, 1.6f, 2, 5, 0.4f, GL_ANY_SAMPLES_PASSED_CONSERVATIVE, OCCLUDER_DEPTH_CLEAR | OCCLUDER_STENCIL_WRITE | OCCLUDER_STENCIL_CLEAR));
514 
515 	addChild(new OcclusionQueryCase(m_context, "conservative_scissor_depth_write_depth_clear_stencil_write",		"conservative_scissor_depth_write_depth_clear_stencil_write",		4,	10, 1.6f, 2, 5, 0.4f, GL_ANY_SAMPLES_PASSED_CONSERVATIVE, OCCLUDER_SCISSOR | OCCLUDER_DEPTH_WRITE | OCCLUDER_DEPTH_CLEAR | OCCLUDER_STENCIL_WRITE));
516 	addChild(new OcclusionQueryCase(m_context, "conservative_scissor_depth_write_depth_clear_stencil_clear",		"conservative_scissor_depth_write_depth_clear_stencil_clear",		4,	10, 1.6f, 2, 5, 0.4f, GL_ANY_SAMPLES_PASSED_CONSERVATIVE, OCCLUDER_SCISSOR | OCCLUDER_DEPTH_WRITE | OCCLUDER_DEPTH_CLEAR | OCCLUDER_STENCIL_CLEAR));
517 	addChild(new OcclusionQueryCase(m_context, "conservative_scissor_depth_write_stencil_write_stencil_clear",		"conservative_scissor_depth_write_stencil_write_stencil_clear",		5,	10, 1.6f, 2, 5, 0.4f, GL_ANY_SAMPLES_PASSED_CONSERVATIVE, OCCLUDER_SCISSOR | OCCLUDER_DEPTH_WRITE | OCCLUDER_STENCIL_WRITE | OCCLUDER_STENCIL_CLEAR));
518 	addChild(new OcclusionQueryCase(m_context, "conservative_scissor_depth_clear_stencil_write_stencil_clear",		"conservative_scissor_depth_clear_stencil_write_stencil_clear",		4,	10, 1.6f, 2, 5, 0.4f, GL_ANY_SAMPLES_PASSED_CONSERVATIVE, OCCLUDER_SCISSOR | OCCLUDER_DEPTH_CLEAR | OCCLUDER_STENCIL_WRITE | OCCLUDER_STENCIL_CLEAR));
519 	addChild(new OcclusionQueryCase(m_context, "conservative_depth_write_depth_clear_stencil_write_stencil_clear",	"conservative_depth_write_depth_clear_stencil_write_stencil_clear",	7,	10, 1.6f, 2, 5, 0.4f, GL_ANY_SAMPLES_PASSED_CONSERVATIVE, OCCLUDER_DEPTH_WRITE | OCCLUDER_DEPTH_CLEAR | OCCLUDER_STENCIL_WRITE | OCCLUDER_STENCIL_CLEAR));
520 
521 	addChild(new OcclusionQueryCase(m_context, "conservative_all_occluders",										"conservative_all_occluders",										7,	10, 1.6f, 3, 5, 0.6f, GL_ANY_SAMPLES_PASSED_CONSERVATIVE, OCCLUDER_SCISSOR | OCCLUDER_DEPTH_WRITE | OCCLUDER_DEPTH_CLEAR | OCCLUDER_STENCIL_WRITE | OCCLUDER_STENCIL_CLEAR));
522 }
523 
524 } // Functional
525 } // gles3
526 } // deqp
527