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 Shader built-in constant tests.
22 *//*--------------------------------------------------------------------*/
23
24 #include "es31fShaderBuiltinConstantTests.hpp"
25 #include "glsShaderExecUtil.hpp"
26 #include "deUniquePtr.hpp"
27 #include "deStringUtil.hpp"
28 #include "tcuTestLog.hpp"
29 #include "gluStrUtil.hpp"
30 #include "gluContextInfo.hpp"
31 #include "glwEnums.hpp"
32 #include "glwFunctions.hpp"
33
34 using std::string;
35 using std::vector;
36 using tcu::TestLog;
37
38 namespace deqp
39 {
40 namespace gles31
41 {
42 namespace Functional
43 {
44 namespace
45 {
46
getInteger(const glw::Functions & gl,deUint32 pname)47 static int getInteger (const glw::Functions& gl, deUint32 pname)
48 {
49 int value = -1;
50 gl.getIntegerv(pname, &value);
51 GLU_EXPECT_NO_ERROR(gl.getError(), ("glGetIntegerv(" + glu::getGettableStateStr((int)pname).toString() + ")").c_str());
52 return value;
53 }
54
55 template<deUint32 Pname>
getInteger(const glw::Functions & gl)56 static int getInteger (const glw::Functions& gl)
57 {
58 return getInteger(gl, Pname);
59 }
60
getVectorsFromComps(const glw::Functions & gl,deUint32 pname)61 static int getVectorsFromComps (const glw::Functions& gl, deUint32 pname)
62 {
63 int value = -1;
64 gl.getIntegerv(pname, &value);
65 GLU_EXPECT_NO_ERROR(gl.getError(), ("glGetIntegerv(" + glu::getGettableStateStr((int)pname).toString() + ")").c_str());
66 TCU_CHECK_MSG(value%4 == 0, ("Expected " + glu::getGettableStateStr((int)pname).toString() + " to be divisible by 4").c_str());
67 return value/4;
68 }
69
70 template<deUint32 Pname>
getVectorsFromComps(const glw::Functions & gl)71 static int getVectorsFromComps (const glw::Functions& gl)
72 {
73 return getVectorsFromComps(gl, Pname);
74 }
75
getIVec3(const glw::Functions & gl,deUint32 pname)76 static tcu::IVec3 getIVec3 (const glw::Functions& gl, deUint32 pname)
77 {
78 tcu::IVec3 value(-1);
79 for (int ndx = 0; ndx < 3; ndx++)
80 gl.getIntegeri_v(pname, (glw::GLuint)ndx, &value[ndx]);
81 GLU_EXPECT_NO_ERROR(gl.getError(), ("glGetIntegeri_v(" + glu::getGettableStateStr((int)pname).toString() + ")").c_str());
82 return value;
83 }
84
85 template<deUint32 Pname>
getIVec3(const glw::Functions & gl)86 static tcu::IVec3 getIVec3 (const glw::Functions& gl)
87 {
88 return getIVec3(gl, Pname);
89 }
90
makeCaseName(const std::string & varName)91 static std::string makeCaseName (const std::string& varName)
92 {
93 DE_ASSERT(varName.length() > 3);
94 DE_ASSERT(varName.substr(0,3) == "gl_");
95
96 std::ostringstream name;
97 name << de::toLower(char(varName[3]));
98
99 for (size_t ndx = 4; ndx < varName.length(); ndx++)
100 {
101 const char c = char(varName[ndx]);
102 if (de::isUpper(c))
103 name << '_' << de::toLower(c);
104 else
105 name << c;
106 }
107
108 return name.str();
109 }
110
111 enum
112 {
113 VS = (1<<glu::SHADERTYPE_VERTEX),
114 TC = (1<<glu::SHADERTYPE_TESSELLATION_CONTROL),
115 TE = (1<<glu::SHADERTYPE_TESSELLATION_EVALUATION),
116 GS = (1<<glu::SHADERTYPE_GEOMETRY),
117 FS = (1<<glu::SHADERTYPE_FRAGMENT),
118 CS = (1<<glu::SHADERTYPE_COMPUTE),
119
120 SHADER_TYPES = VS|TC|TE|GS|FS|CS
121 };
122
123 template<typename DataType>
124 class ShaderBuiltinConstantCase : public TestCase
125 {
126 public:
127 typedef DataType (*GetConstantValueFunc) (const glw::Functions& gl);
128
129 ShaderBuiltinConstantCase (Context& context, const char* varName, GetConstantValueFunc getValue, const char* requiredExt);
130 ~ShaderBuiltinConstantCase (void);
131
132 void init (void);
133 IterateResult iterate (void);
134
135 private:
136 bool verifyInShaderType (glu::ShaderType shaderType, DataType reference);
137
138 const std::string m_varName;
139 const GetConstantValueFunc m_getValue;
140 const std::string m_requiredExt;
141 };
142
143 template<typename DataType>
ShaderBuiltinConstantCase(Context & context,const char * varName,GetConstantValueFunc getValue,const char * requiredExt)144 ShaderBuiltinConstantCase<DataType>::ShaderBuiltinConstantCase (Context& context, const char* varName, GetConstantValueFunc getValue, const char* requiredExt)
145 : TestCase (context, makeCaseName(varName).c_str(), varName)
146 , m_varName (varName)
147 , m_getValue (getValue)
148 , m_requiredExt (requiredExt ? requiredExt : "")
149 {
150 DE_ASSERT(!requiredExt == m_requiredExt.empty());
151 }
152
153 template<typename DataType>
~ShaderBuiltinConstantCase(void)154 ShaderBuiltinConstantCase<DataType>::~ShaderBuiltinConstantCase (void)
155 {
156 }
157
158 template<typename DataType>
init(void)159 void ShaderBuiltinConstantCase<DataType>::init (void)
160 {
161 const bool supportsES32 = contextSupports(m_context.getRenderContext().getType(), glu::ApiType::es(3, 2));
162
163 if (m_requiredExt == "GL_OES_sample_variables" || m_requiredExt == "GL_EXT_geometry_shader" || m_requiredExt == "GL_EXT_tessellation_shader")
164 {
165 if(!supportsES32)
166 {
167 const std::string message = "The test requires a 3.2 context or support for the extension " + m_requiredExt + ".";
168 TCU_CHECK_AND_THROW(NotSupportedError, m_context.getContextInfo().isExtensionSupported(m_requiredExt.c_str()), message.c_str());
169 }
170 }
171 else if (!m_requiredExt.empty() && !m_context.getContextInfo().isExtensionSupported(m_requiredExt.c_str()))
172 throw tcu::NotSupportedError(m_requiredExt + " not supported");
173
174 if (!supportsES32 && (m_varName == "gl_MaxTessControlImageUniforms" ||
175 m_varName == "gl_MaxTessEvaluationImageUniforms" ||
176 m_varName == "gl_MaxTessControlAtomicCounters" ||
177 m_varName == "gl_MaxTessEvaluationAtomicCounters" ||
178 m_varName == "gl_MaxTessControlAtomicCounterBuffers" ||
179 m_varName == "gl_MaxTessEvaluationAtomicCounterBuffers"))
180 {
181 std::string message = "The test requires a 3.2 context. The constant '" + m_varName + "' is not supported.";
182 TCU_THROW(NotSupportedError, message.c_str());
183 }
184 }
185
createGetConstantExecutor(const glu::RenderContext & renderCtx,glu::ShaderType shaderType,glu::DataType dataType,const std::string & varName,const std::string & extName)186 static gls::ShaderExecUtil::ShaderExecutor* createGetConstantExecutor (const glu::RenderContext& renderCtx,
187 glu::ShaderType shaderType,
188 glu::DataType dataType,
189 const std::string& varName,
190 const std::string& extName)
191 {
192 using namespace gls::ShaderExecUtil;
193
194 const bool supportsES32 = contextSupports(renderCtx.getType(), glu::ApiType::es(3, 2));
195 ShaderSpec shaderSpec;
196
197 shaderSpec.version = supportsES32 ? glu::GLSL_VERSION_320_ES : glu::GLSL_VERSION_310_ES;
198 shaderSpec.source = string("result = ") + varName + ";\n";
199
200 shaderSpec.outputs.push_back(Symbol("result", glu::VarType(dataType, glu::PRECISION_HIGHP)));
201
202 if (!extName.empty() && !(supportsES32 && (extName == "GL_OES_sample_variables" || extName == "GL_EXT_geometry_shader" || extName == "GL_EXT_tessellation_shader")))
203 shaderSpec.globalDeclarations = "#extension " + extName + " : require\n";
204
205 return createExecutor(renderCtx, shaderType, shaderSpec);
206 }
207
208 template<typename DataType>
logVarValue(tcu::TestLog & log,const std::string & varName,DataType value)209 static void logVarValue (tcu::TestLog& log, const std::string& varName, DataType value)
210 {
211 log << TestLog::Message << varName << " = " << value << TestLog::EndMessage;
212 }
213
214 template<>
logVarValue(tcu::TestLog & log,const std::string & varName,int value)215 void logVarValue<int> (tcu::TestLog& log, const std::string& varName, int value)
216 {
217 log << TestLog::Integer(varName, varName, "", QP_KEY_TAG_NONE, value);
218 }
219
220 template<typename DataType>
verifyInShaderType(glu::ShaderType shaderType,DataType reference)221 bool ShaderBuiltinConstantCase<DataType>::verifyInShaderType (glu::ShaderType shaderType, DataType reference)
222 {
223 using namespace gls::ShaderExecUtil;
224
225 const de::UniquePtr<ShaderExecutor> shaderExecutor (createGetConstantExecutor(m_context.getRenderContext(), shaderType, glu::dataTypeOf<DataType>(), m_varName, m_requiredExt));
226 DataType result = DataType(-1);
227 void* const outputs = &result;
228
229 if (!shaderExecutor->isOk())
230 {
231 shaderExecutor->log(m_testCtx.getLog());
232 TCU_FAIL("Compile failed");
233 }
234
235 shaderExecutor->useProgram();
236 shaderExecutor->execute(1, DE_NULL, &outputs);
237
238 logVarValue(m_testCtx.getLog(), m_varName, result);
239
240 if (result != reference)
241 {
242 m_testCtx.getLog() << TestLog::Message << "ERROR: Expected " << m_varName << " = " << reference << TestLog::EndMessage
243 << TestLog::Message << "Test shader:" << TestLog::EndMessage;
244 shaderExecutor->log(m_testCtx.getLog());
245 m_testCtx.setTestResult(QP_TEST_RESULT_FAIL, "Invalid builtin constant value");
246 return false;
247 }
248 else
249 return true;
250 }
251
252 template<typename DataType>
iterate(void)253 TestCase::IterateResult ShaderBuiltinConstantCase<DataType>::iterate (void)
254 {
255 const DataType reference = m_getValue(m_context.getRenderContext().getFunctions());
256
257 m_testCtx.setTestResult(QP_TEST_RESULT_PASS, "Pass");
258
259 for (int shaderType = 0; shaderType < glu::SHADERTYPE_LAST; shaderType++)
260 {
261 if ((SHADER_TYPES & (1<<shaderType)) != 0)
262 {
263 const char* const shaderTypeName = glu::getShaderTypeName(glu::ShaderType(shaderType));
264 const tcu::ScopedLogSection section (m_testCtx.getLog(), shaderTypeName, shaderTypeName);
265
266 try
267 {
268 const bool isOk = verifyInShaderType(glu::ShaderType(shaderType), reference);
269 DE_ASSERT(isOk || m_testCtx.getTestResult() != QP_TEST_RESULT_PASS);
270 DE_UNREF(isOk);
271 }
272 catch (const tcu::NotSupportedError& e)
273 {
274 m_testCtx.getLog() << TestLog::Message << "Not checking " << shaderTypeName << ": " << e.what() << TestLog::EndMessage;
275 }
276 catch (const tcu::TestError& e)
277 {
278 m_testCtx.getLog() << TestLog::Message << e.what() << TestLog::EndMessage;
279 m_testCtx.setTestResult(QP_TEST_RESULT_FAIL, e.getMessage());
280 }
281 }
282 }
283
284 return STOP;
285 }
286
287 } // anonymous
288
ShaderBuiltinConstantTests(Context & context)289 ShaderBuiltinConstantTests::ShaderBuiltinConstantTests (Context& context)
290 : TestCaseGroup(context, "builtin_constants", "Built-in Constant Tests")
291 {
292 }
293
~ShaderBuiltinConstantTests(void)294 ShaderBuiltinConstantTests::~ShaderBuiltinConstantTests (void)
295 {
296 }
297
init(void)298 void ShaderBuiltinConstantTests::init (void)
299 {
300 // Core builtin constants
301 {
302 static const struct
303 {
304 const char* varName;
305 ShaderBuiltinConstantCase<int>::GetConstantValueFunc getValue;
306 } intConstants[] =
307 {
308 { "gl_MaxVertexAttribs", getInteger<GL_MAX_VERTEX_ATTRIBS> },
309 { "gl_MaxVertexUniformVectors", getInteger<GL_MAX_VERTEX_UNIFORM_VECTORS> },
310 { "gl_MaxVertexOutputVectors", getVectorsFromComps<GL_MAX_VERTEX_OUTPUT_COMPONENTS> },
311 { "gl_MaxFragmentInputVectors", getVectorsFromComps<GL_MAX_FRAGMENT_INPUT_COMPONENTS> },
312 { "gl_MaxFragmentUniformVectors", getInteger<GL_MAX_FRAGMENT_UNIFORM_VECTORS> },
313 { "gl_MaxDrawBuffers", getInteger<GL_MAX_DRAW_BUFFERS> },
314
315 { "gl_MaxVertexTextureImageUnits", getInteger<GL_MAX_VERTEX_TEXTURE_IMAGE_UNITS> },
316 { "gl_MaxCombinedTextureImageUnits", getInteger<GL_MAX_COMBINED_TEXTURE_IMAGE_UNITS> },
317 { "gl_MaxTextureImageUnits", getInteger<GL_MAX_TEXTURE_IMAGE_UNITS> },
318
319 { "gl_MinProgramTexelOffset", getInteger<GL_MIN_PROGRAM_TEXEL_OFFSET> },
320 { "gl_MaxProgramTexelOffset", getInteger<GL_MAX_PROGRAM_TEXEL_OFFSET> },
321
322 { "gl_MaxImageUnits", getInteger<GL_MAX_IMAGE_UNITS> },
323 { "gl_MaxVertexImageUniforms", getInteger<GL_MAX_VERTEX_IMAGE_UNIFORMS> },
324 { "gl_MaxFragmentImageUniforms", getInteger<GL_MAX_FRAGMENT_IMAGE_UNIFORMS> },
325 { "gl_MaxComputeImageUniforms", getInteger<GL_MAX_COMPUTE_IMAGE_UNIFORMS> },
326 { "gl_MaxCombinedImageUniforms", getInteger<GL_MAX_COMBINED_IMAGE_UNIFORMS> },
327
328 { "gl_MaxCombinedShaderOutputResources", getInteger<GL_MAX_COMBINED_SHADER_OUTPUT_RESOURCES> },
329
330 { "gl_MaxComputeUniformComponents", getInteger<GL_MAX_COMPUTE_UNIFORM_COMPONENTS> },
331 { "gl_MaxComputeTextureImageUnits", getInteger<GL_MAX_COMPUTE_TEXTURE_IMAGE_UNITS> },
332
333 { "gl_MaxComputeAtomicCounters", getInteger<GL_MAX_COMPUTE_ATOMIC_COUNTERS> },
334 { "gl_MaxComputeAtomicCounterBuffers", getInteger<GL_MAX_COMPUTE_ATOMIC_COUNTER_BUFFERS> },
335
336 { "gl_MaxVertexAtomicCounters", getInteger<GL_MAX_VERTEX_ATOMIC_COUNTERS> },
337 { "gl_MaxFragmentAtomicCounters", getInteger<GL_MAX_FRAGMENT_ATOMIC_COUNTERS> },
338 { "gl_MaxCombinedAtomicCounters", getInteger<GL_MAX_COMBINED_ATOMIC_COUNTERS> },
339 { "gl_MaxAtomicCounterBindings", getInteger<GL_MAX_ATOMIC_COUNTER_BUFFER_BINDINGS> },
340
341 { "gl_MaxVertexAtomicCounterBuffers", getInteger<GL_MAX_VERTEX_ATOMIC_COUNTER_BUFFERS> },
342 { "gl_MaxFragmentAtomicCounterBuffers", getInteger<GL_MAX_FRAGMENT_ATOMIC_COUNTER_BUFFERS> },
343 { "gl_MaxCombinedAtomicCounterBuffers", getInteger<GL_MAX_COMBINED_ATOMIC_COUNTER_BUFFERS> },
344 { "gl_MaxAtomicCounterBufferSize", getInteger<GL_MAX_ATOMIC_COUNTER_BUFFER_SIZE> },
345 };
346
347 static const struct
348 {
349 const char* varName;
350 ShaderBuiltinConstantCase<tcu::IVec3>::GetConstantValueFunc getValue;
351 } ivec3Constants[] =
352 {
353 { "gl_MaxComputeWorkGroupCount", getIVec3<GL_MAX_COMPUTE_WORK_GROUP_COUNT> },
354 { "gl_MaxComputeWorkGroupSize", getIVec3<GL_MAX_COMPUTE_WORK_GROUP_SIZE> },
355 };
356
357 tcu::TestCaseGroup* const coreGroup = new tcu::TestCaseGroup(m_testCtx, "core", "Core Specification");
358 addChild(coreGroup);
359
360 for (int ndx = 0; ndx < DE_LENGTH_OF_ARRAY(intConstants); ndx++)
361 coreGroup->addChild(new ShaderBuiltinConstantCase<int>(m_context, intConstants[ndx].varName, intConstants[ndx].getValue, DE_NULL));
362
363 for (int ndx = 0; ndx < DE_LENGTH_OF_ARRAY(ivec3Constants); ndx++)
364 coreGroup->addChild(new ShaderBuiltinConstantCase<tcu::IVec3>(m_context, ivec3Constants[ndx].varName, ivec3Constants[ndx].getValue, DE_NULL));
365 }
366
367 // OES_sample_variables
368 {
369 tcu::TestCaseGroup* const sampleVarGroup = new tcu::TestCaseGroup(m_testCtx, "sample_variables", "GL_OES_sample_variables");
370 addChild(sampleVarGroup);
371 sampleVarGroup->addChild(new ShaderBuiltinConstantCase<int>(m_context, "gl_MaxSamples", getInteger<GL_MAX_SAMPLES>, "GL_OES_sample_variables"));
372 }
373
374 // EXT_geometry_shader
375 {
376 static const struct
377 {
378 const char* varName;
379 ShaderBuiltinConstantCase<int>::GetConstantValueFunc getValue;
380 } intConstants[] =
381 {
382 { "gl_MaxGeometryInputComponents", getInteger<GL_MAX_GEOMETRY_INPUT_COMPONENTS> },
383 { "gl_MaxGeometryOutputComponents", getInteger<GL_MAX_GEOMETRY_OUTPUT_COMPONENTS> },
384 { "gl_MaxGeometryImageUniforms", getInteger<GL_MAX_GEOMETRY_IMAGE_UNIFORMS> },
385 { "gl_MaxGeometryTextureImageUnits", getInteger<GL_MAX_GEOMETRY_TEXTURE_IMAGE_UNITS> },
386 { "gl_MaxGeometryOutputVertices", getInteger<GL_MAX_GEOMETRY_OUTPUT_VERTICES> },
387 { "gl_MaxGeometryTotalOutputComponents", getInteger<GL_MAX_GEOMETRY_TOTAL_OUTPUT_COMPONENTS> },
388 { "gl_MaxGeometryUniformComponents", getInteger<GL_MAX_GEOMETRY_UNIFORM_COMPONENTS> },
389 { "gl_MaxGeometryAtomicCounters", getInteger<GL_MAX_GEOMETRY_ATOMIC_COUNTERS> },
390 { "gl_MaxGeometryAtomicCounterBuffers", getInteger<GL_MAX_GEOMETRY_ATOMIC_COUNTER_BUFFERS> },
391 };
392
393 tcu::TestCaseGroup* const geomGroup = new tcu::TestCaseGroup(m_testCtx, "geometry_shader", "GL_EXT_geometry_shader");
394 addChild(geomGroup);
395
396 for (int ndx = 0; ndx < DE_LENGTH_OF_ARRAY(intConstants); ndx++)
397 geomGroup->addChild(new ShaderBuiltinConstantCase<int>(m_context, intConstants[ndx].varName, intConstants[ndx].getValue, "GL_EXT_geometry_shader"));
398 }
399
400 // EXT_tessellation_shader
401 {
402 static const struct
403 {
404 const char* varName;
405 ShaderBuiltinConstantCase<int>::GetConstantValueFunc getValue;
406 } intConstants[] =
407 {
408 { "gl_MaxTessControlInputComponents", getInteger<GL_MAX_TESS_CONTROL_INPUT_COMPONENTS> },
409 { "gl_MaxTessControlOutputComponents", getInteger<GL_MAX_TESS_CONTROL_OUTPUT_COMPONENTS> },
410 { "gl_MaxTessControlTextureImageUnits", getInteger<GL_MAX_TESS_CONTROL_TEXTURE_IMAGE_UNITS> },
411 { "gl_MaxTessControlUniformComponents", getInteger<GL_MAX_TESS_CONTROL_UNIFORM_COMPONENTS> },
412 { "gl_MaxTessControlTotalOutputComponents", getInteger<GL_MAX_TESS_CONTROL_TOTAL_OUTPUT_COMPONENTS> },
413
414 { "gl_MaxTessControlImageUniforms", getInteger<GL_MAX_TESS_CONTROL_IMAGE_UNIFORMS> },
415 { "gl_MaxTessEvaluationImageUniforms", getInteger<GL_MAX_TESS_EVALUATION_IMAGE_UNIFORMS> },
416 { "gl_MaxTessControlAtomicCounters", getInteger<GL_MAX_TESS_CONTROL_ATOMIC_COUNTERS> },
417 { "gl_MaxTessEvaluationAtomicCounters", getInteger<GL_MAX_TESS_EVALUATION_ATOMIC_COUNTERS> },
418 { "gl_MaxTessControlAtomicCounterBuffers", getInteger<GL_MAX_TESS_CONTROL_ATOMIC_COUNTER_BUFFERS> },
419 { "gl_MaxTessEvaluationAtomicCounterBuffers", getInteger<GL_MAX_TESS_EVALUATION_ATOMIC_COUNTER_BUFFERS> },
420
421 { "gl_MaxTessEvaluationInputComponents", getInteger<GL_MAX_TESS_EVALUATION_INPUT_COMPONENTS> },
422 { "gl_MaxTessEvaluationOutputComponents", getInteger<GL_MAX_TESS_EVALUATION_OUTPUT_COMPONENTS> },
423 { "gl_MaxTessEvaluationTextureImageUnits", getInteger<GL_MAX_TESS_EVALUATION_TEXTURE_IMAGE_UNITS> },
424 { "gl_MaxTessEvaluationUniformComponents", getInteger<GL_MAX_TESS_EVALUATION_UNIFORM_COMPONENTS> },
425
426 { "gl_MaxTessPatchComponents", getInteger<GL_MAX_TESS_PATCH_COMPONENTS> },
427
428 { "gl_MaxPatchVertices", getInteger<GL_MAX_PATCH_VERTICES> },
429 { "gl_MaxTessGenLevel", getInteger<GL_MAX_TESS_GEN_LEVEL> },
430 };
431
432 tcu::TestCaseGroup* const tessGroup = new tcu::TestCaseGroup(m_testCtx, "tessellation_shader", "GL_EXT_tessellation_shader");
433 addChild(tessGroup);
434
435 for (int ndx = 0; ndx < DE_LENGTH_OF_ARRAY(intConstants); ndx++)
436 tessGroup->addChild(new ShaderBuiltinConstantCase<int>(m_context, intConstants[ndx].varName, intConstants[ndx].getValue, "GL_EXT_tessellation_shader"));
437 }
438 }
439
440 } // Functional
441 } // gles31
442 } // deqp
443