1 /*-------------------------------------------------------------------------
2 * drawElements Quality Program OpenGL (ES) Module
3 * -----------------------------------------------
5 * Copyright 2014 The Android Open Source Project
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
11 * http://www.apache.org/licenses/LICENSE-2.0
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.
21 * \brief Compiler test case.
22 *//*--------------------------------------------------------------------*/
24 #include "glsShaderLibraryCase.hpp"
26 #include "tcuTestLog.hpp"
27 #include "tcuRenderTarget.hpp"
28 #include "tcuTextureUtil.hpp"
29 #include "tcuSurface.hpp"
31 #include "tcuStringTemplate.hpp"
32 #include "gluShaderProgram.hpp"
33 #include "gluPixelTransfer.hpp"
34 #include "gluDrawUtil.hpp"
35 #include "gluContextInfo.hpp"
36 #include "gluStrUtil.hpp"
38 #include "glwFunctions.hpp"
39 #include "glwEnums.hpp"
41 #include "deRandom.hpp"
45 #include "deStringUtil.hpp"
46 #include "deSharedPtr.hpp"
60 using namespace glu::sl;
64 using std::ostringstream;
70 // OpenGL-specific specialization utils
72 static vector<RequiredExtension> checkAndSpecializeExtensions (const vector<RequiredExtension>& src,
73 const ContextInfo& ctxInfo)
75 vector<RequiredExtension> specialized;
77 for (size_t extNdx = 0; extNdx < src.size(); ++extNdx)
79 const RequiredExtension& extension = src[extNdx];
80 int supportedAltNdx = -1;
82 for (size_t alternativeNdx = 0; alternativeNdx < extension.alternatives.size(); ++alternativeNdx)
84 if (ctxInfo.isExtensionSupported(extension.alternatives[alternativeNdx].c_str()))
86 supportedAltNdx = (int)alternativeNdx;
91 if (supportedAltNdx >= 0)
93 specialized.push_back(RequiredExtension(extension.alternatives[supportedAltNdx], extension.effectiveStages));
97 // no extension(s). Make a nice output
98 std::ostringstream extensionList;
100 for (size_t ndx = 0; ndx < extension.alternatives.size(); ++ndx)
102 if (!extensionList.str().empty())
103 extensionList << ", ";
104 extensionList << extension.alternatives[ndx];
107 if (extension.alternatives.size() == 1)
108 throw tcu::NotSupportedError("Test requires extension " + extensionList.str());
110 throw tcu::NotSupportedError("Test requires any extension of " + extensionList.str());
117 static void checkImplementationLimits (const vector<RequiredCapability>& requiredCaps,
118 const ContextInfo& ctxInfo)
120 for (size_t capNdx = 0; capNdx < requiredCaps.size(); ++capNdx)
122 const deUint32 pname = requiredCaps[capNdx].enumName;
123 const int requiredValue = requiredCaps[capNdx].referenceValue;
124 const int supportedValue = ctxInfo.getInt((int)pname);
126 if (supportedValue <= requiredValue)
127 throw tcu::NotSupportedError("Test requires " + de::toString(glu::getGettableStateStr(pname)) + " (" + de::toString(supportedValue) + ") >= " + de::toString(requiredValue));
131 // Shader source specialization
133 // This functions builds a matching vertex shader for a 'both' case, when
134 // the fragment shader is being tested.
135 // We need to build attributes and varyings for each 'input'.
136 static string genVertexShader (const ShaderCaseSpecification& spec)
139 const bool usesInout = glslVersionUsesInOutQualifiers(spec.targetVersion);
140 const char* const vtxIn = usesInout ? "in" : "attribute";
141 const char* const vtxOut = usesInout ? "out" : "varying";
143 res << glu::getGLSLVersionDeclaration(spec.targetVersion) << "\n";
145 // Declarations (position + attribute/varying for each input).
146 res << "precision highp float;\n";
147 res << "precision highp int;\n";
149 res << vtxIn << " highp vec4 dEQP_Position;\n";
151 for (size_t ndx = 0; ndx < spec.values.inputs.size(); ndx++)
153 const Value& val = spec.values.inputs[ndx];
154 const DataType basicType = val.type.getBasicType();
155 const DataType floatType = getDataTypeFloatScalars(basicType);
156 const char* const typeStr = getDataTypeName(floatType);
158 res << vtxIn << " " << typeStr << " a_" << val.name << ";\n";
160 if (getDataTypeScalarType(basicType) == TYPE_FLOAT)
161 res << vtxOut << " " << typeStr << " " << val.name << ";\n";
163 res << vtxOut << " " << typeStr << " v_" << val.name << ";\n";
168 // - gl_Position = dEQP_Position;
169 // - for each input: write attribute directly to varying
170 res << "void main()\n";
172 res << " gl_Position = dEQP_Position;\n";
173 for (size_t ndx = 0; ndx < spec.values.inputs.size(); ndx++)
175 const Value& val = spec.values.inputs[ndx];
176 const string& name = val.name;
178 if (getDataTypeScalarType(val.type.getBasicType()) == TYPE_FLOAT)
179 res << " " << name << " = a_" << name << ";\n";
181 res << " v_" << name << " = a_" << name << ";\n";
188 static void genCompareOp (ostringstream& output, const char* dstVec4Var, const ValueBlock& valueBlock, const char* nonFloatNamePrefix, const char* checkVarName)
190 bool isFirstOutput = true;
192 for (size_t ndx = 0; ndx < valueBlock.outputs.size(); ndx++)
194 const Value& val = valueBlock.outputs[ndx];
196 // Check if we're only interested in one variable (then skip if not the right one).
197 if (checkVarName && val.name != checkVarName)
203 output << "bool RES = ";
204 isFirstOutput = false;
207 output << "RES = RES && ";
209 // Generate actual comparison.
210 if (getDataTypeScalarType(val.type.getBasicType()) == TYPE_FLOAT)
211 output << "isOk(" << val.name << ", ref_" << val.name << ", 0.05);\n";
213 output << "isOk(" << nonFloatNamePrefix << val.name << ", ref_" << val.name << ");\n";
217 output << dstVec4Var << " = vec4(1.0);\n"; // \todo [petri] Should we give warning if not expect-failure case?
219 output << dstVec4Var << " = vec4(RES, RES, RES, 1.0);\n";
222 static inline bool supportsFragmentHighp (glu::GLSLVersion version)
224 return version != glu::GLSL_VERSION_100_ES;
227 static string genFragmentShader (const ShaderCaseSpecification& spec)
229 ostringstream shader;
230 const bool usesInout = glslVersionUsesInOutQualifiers(spec.targetVersion);
231 const bool customColorOut = usesInout;
232 const char* const fragIn = usesInout ? "in" : "varying";
233 const char* const prec = supportsFragmentHighp(spec.targetVersion) ? "highp" : "mediump";
235 shader << glu::getGLSLVersionDeclaration(spec.targetVersion) << "\n";
237 shader << "precision " << prec << " float;\n";
238 shader << "precision " << prec << " int;\n";
243 shader << "layout(location = 0) out mediump vec4 dEQP_FragColor;\n";
247 genCompareFunctions(shader, spec.values, true);
250 // Declarations (varying, reference for each output).
251 for (size_t ndx = 0; ndx < spec.values.outputs.size(); ndx++)
253 const Value& val = spec.values.outputs[ndx];
254 const DataType basicType = val.type.getBasicType();
255 const DataType floatType = getDataTypeFloatScalars(basicType);
256 const char* const floatTypeStr = getDataTypeName(floatType);
257 const char* const refTypeStr = getDataTypeName(basicType);
259 if (getDataTypeScalarType(basicType) == TYPE_FLOAT)
260 shader << fragIn << " " << floatTypeStr << " " << val.name << ";\n";
262 shader << fragIn << " " << floatTypeStr << " v_" << val.name << ";\n";
264 shader << "uniform " << refTypeStr << " ref_" << val.name << ";\n";
268 shader << "void main()\n";
272 genCompareOp(shader, customColorOut ? "dEQP_FragColor" : "gl_FragColor", spec.values, "v_", DE_NULL);
278 // Specialize a shader for the vertex shader test case.
279 static string specializeVertexShader (const ShaderCaseSpecification& spec, const std::string& src, const vector<RequiredExtension>& extensions)
283 ostringstream output;
284 const bool usesInout = glslVersionUsesInOutQualifiers(spec.targetVersion);
285 const char* const vtxIn = usesInout ? "in" : "attribute";
286 const char* const vtxOut = usesInout ? "out" : "varying";
288 // generated from "both" case
289 DE_ASSERT(spec.caseType == CASETYPE_VERTEX_ONLY);
291 // Output (write out position).
292 output << "gl_Position = dEQP_Position;\n";
294 // Declarations (position + attribute for each input, varying for each output).
295 decl << vtxIn << " highp vec4 dEQP_Position;\n";
297 for (size_t ndx = 0; ndx < spec.values.inputs.size(); ndx++)
299 const Value& val = spec.values.inputs[ndx];
300 const DataType basicType = val.type.getBasicType();
301 const DataType floatType = getDataTypeFloatScalars(basicType);
302 const char* const floatTypeStr = getDataTypeName(floatType);
303 const char* const refTypeStr = getDataTypeName(basicType);
305 if (getDataTypeScalarType(basicType) == TYPE_FLOAT)
307 decl << vtxIn << " " << floatTypeStr << " " << val.name << ";\n";
311 decl << vtxIn << " " << floatTypeStr << " a_" << val.name << ";\n";
312 setup << refTypeStr << " " << val.name << " = " << refTypeStr << "(a_" << val.name << ");\n";
316 // \todo [2015-07-24 pyry] Why are uniforms missing?
318 for (size_t ndx = 0; ndx < spec.values.outputs.size(); ndx++)
320 const Value& val = spec.values.outputs[ndx];
321 const DataType basicType = val.type.getBasicType();
322 const DataType floatType = getDataTypeFloatScalars(basicType);
323 const char* const floatTypeStr = getDataTypeName(floatType);
324 const char* const refTypeStr = getDataTypeName(basicType);
326 if (getDataTypeScalarType(basicType) == TYPE_FLOAT)
327 decl << vtxOut << " " << floatTypeStr << " " << val.name << ";\n";
330 decl << vtxOut << " " << floatTypeStr << " v_" << val.name << ";\n";
331 decl << refTypeStr << " " << val.name << ";\n";
333 output << "v_" << val.name << " = " << floatTypeStr << "(" << val.name << ");\n";
337 // Shader specialization.
338 map<string, string> params;
339 params.insert(pair<string, string>("DECLARATIONS", decl.str()));
340 params.insert(pair<string, string>("SETUP", setup.str()));
341 params.insert(pair<string, string>("OUTPUT", output.str()));
342 params.insert(pair<string, string>("POSITION_FRAG_COLOR", "gl_Position"));
344 StringTemplate tmpl (src);
345 const string baseSrc = tmpl.specialize(params);
346 const string withExt = injectExtensionRequirements(baseSrc, extensions, SHADERTYPE_VERTEX);
351 // Specialize a shader for the fragment shader test case.
352 static string specializeFragmentShader (const ShaderCaseSpecification& spec, const std::string& src, const vector<RequiredExtension>& extensions)
356 ostringstream output;
358 const bool usesInout = glslVersionUsesInOutQualifiers(spec.targetVersion);
359 const bool customColorOut = usesInout;
360 const char* const fragIn = usesInout ? "in" : "varying";
361 const char* const fragColor = customColorOut ? "dEQP_FragColor" : "gl_FragColor";
363 // generated from "both" case
364 DE_ASSERT(spec.caseType == CASETYPE_FRAGMENT_ONLY);
366 genCompareFunctions(decl, spec.values, false);
367 genCompareOp(output, fragColor, spec.values, "", DE_NULL);
370 decl << "layout(location = 0) out mediump vec4 dEQP_FragColor;\n";
372 for (size_t ndx = 0; ndx < spec.values.inputs.size(); ndx++)
374 const Value& val = spec.values.inputs[ndx];
375 const DataType basicType = val.type.getBasicType();
376 const DataType floatType = getDataTypeFloatScalars(basicType);
377 const char* const floatTypeStr = getDataTypeName(floatType);
378 const char* const refTypeStr = getDataTypeName(basicType);
380 if (getDataTypeScalarType(basicType) == TYPE_FLOAT)
381 decl << fragIn << " " << floatTypeStr << " " << val.name << ";\n";
384 decl << fragIn << " " << floatTypeStr << " v_" << val.name << ";\n";
385 std::string offset = isDataTypeIntOrIVec(basicType) ? " * 1.0025" : ""; // \todo [petri] bit of a hack to avoid errors in chop() due to varying interpolation
386 setup << refTypeStr << " " << val.name << " = " << refTypeStr << "(v_" << val.name << offset << ");\n";
390 // \todo [2015-07-24 pyry] Why are uniforms missing?
392 for (size_t ndx = 0; ndx < spec.values.outputs.size(); ndx++)
394 const Value& val = spec.values.outputs[ndx];
395 const DataType basicType = val.type.getBasicType();
396 const char* const refTypeStr = getDataTypeName(basicType);
398 decl << "uniform " << refTypeStr << " ref_" << val.name << ";\n";
399 decl << refTypeStr << " " << val.name << ";\n";
402 /* \todo [2010-04-01 petri] Check all outputs. */
404 // Shader specialization.
405 map<string, string> params;
406 params.insert(pair<string, string>("DECLARATIONS", decl.str()));
407 params.insert(pair<string, string>("SETUP", setup.str()));
408 params.insert(pair<string, string>("OUTPUT", output.str()));
409 params.insert(pair<string, string>("POSITION_FRAG_COLOR", fragColor));
411 StringTemplate tmpl (src);
412 const string baseSrc = tmpl.specialize(params);
413 const string withExt = injectExtensionRequirements(baseSrc, extensions, SHADERTYPE_FRAGMENT);
418 static void generateUniformDeclarations (std::ostream& dst, const ValueBlock& valueBlock)
420 for (size_t ndx = 0; ndx < valueBlock.uniforms.size(); ndx++)
422 const Value& val = valueBlock.uniforms[ndx];
423 const char* const typeStr = getDataTypeName(val.type.getBasicType());
425 if (val.name.find('.') == string::npos)
426 dst << "uniform " << typeStr << " " << val.name << ";\n";
430 static map<string, string> generateVertexSpecialization (const ProgramSpecializationParams& specParams)
432 const bool usesInout = glslVersionUsesInOutQualifiers(specParams.caseSpec.targetVersion);
433 const char* vtxIn = usesInout ? "in" : "attribute";
436 map<string, string> params;
438 decl << vtxIn << " highp vec4 dEQP_Position;\n";
440 for (size_t ndx = 0; ndx < specParams.caseSpec.values.inputs.size(); ndx++)
442 const Value& val = specParams.caseSpec.values.inputs[ndx];
443 const DataType basicType = val.type.getBasicType();
444 const char* const typeStr = getDataTypeName(val.type.getBasicType());
446 if (getDataTypeScalarType(basicType) == TYPE_FLOAT)
448 decl << vtxIn << " " << typeStr << " " << val.name << ";\n";
452 const DataType floatType = getDataTypeFloatScalars(basicType);
453 const char* const floatTypeStr = getDataTypeName(floatType);
455 decl << vtxIn << " " << floatTypeStr << " a_" << val.name << ";\n";
456 setup << typeStr << " " << val.name << " = " << typeStr << "(a_" << val.name << ");\n";
460 generateUniformDeclarations(decl, specParams.caseSpec.values);
462 params.insert(pair<string, string>("VERTEX_DECLARATIONS", decl.str()));
463 params.insert(pair<string, string>("VERTEX_SETUP", setup.str()));
464 params.insert(pair<string, string>("VERTEX_OUTPUT", string("gl_Position = dEQP_Position;\n")));
469 static map<string, string> generateFragmentSpecialization (const ProgramSpecializationParams& specParams)
471 const bool usesInout = glslVersionUsesInOutQualifiers(specParams.caseSpec.targetVersion);
472 const bool customColorOut = usesInout;
473 const char* const fragColor = customColorOut ? "dEQP_FragColor" : "gl_FragColor";
475 ostringstream output;
476 map<string, string> params;
478 genCompareFunctions(decl, specParams.caseSpec.values, false);
479 genCompareOp(output, fragColor, specParams.caseSpec.values, "", DE_NULL);
482 decl << "layout(location = 0) out mediump vec4 dEQP_FragColor;\n";
484 for (size_t ndx = 0; ndx < specParams.caseSpec.values.outputs.size(); ndx++)
486 const Value& val = specParams.caseSpec.values.outputs[ndx];
487 const char* const refTypeStr = getDataTypeName(val.type.getBasicType());
489 decl << "uniform " << refTypeStr << " ref_" << val.name << ";\n";
490 decl << refTypeStr << " " << val.name << ";\n";
493 generateUniformDeclarations(decl, specParams.caseSpec.values);
495 params.insert(pair<string, string>("FRAGMENT_DECLARATIONS", decl.str()));
496 params.insert(pair<string, string>("FRAGMENT_OUTPUT", output.str()));
497 params.insert(pair<string, string>("FRAG_COLOR", fragColor));
502 static map<string, string> generateGeometrySpecialization (const ProgramSpecializationParams& specParams)
505 map<string, string> params;
507 decl << "layout (triangles) in;\n";
508 decl << "layout (triangle_strip, max_vertices=3) out;\n";
511 generateUniformDeclarations(decl, specParams.caseSpec.values);
513 params.insert(pair<string, string>("GEOMETRY_DECLARATIONS", decl.str()));
518 static map<string, string> generateTessControlSpecialization (const ProgramSpecializationParams& specParams)
521 ostringstream output;
522 map<string, string> params;
524 decl << "layout (vertices=3) out;\n";
527 generateUniformDeclarations(decl, specParams.caseSpec.values);
529 output << "gl_out[gl_InvocationID].gl_Position = gl_in[gl_InvocationID].gl_Position;\n"
530 "gl_TessLevelInner[0] = 2.0;\n"
531 "gl_TessLevelInner[1] = 2.0;\n"
532 "gl_TessLevelOuter[0] = 2.0;\n"
533 "gl_TessLevelOuter[1] = 2.0;\n"
534 "gl_TessLevelOuter[2] = 2.0;\n"
535 "gl_TessLevelOuter[3] = 2.0;";
537 params.insert(pair<string, string>("TESSELLATION_CONTROL_DECLARATIONS", decl.str()));
538 params.insert(pair<string, string>("TESSELLATION_CONTROL_OUTPUT", output.str()));
539 params.insert(pair<string, string>("GL_MAX_PATCH_VERTICES", de::toString(specParams.maxPatchVertices)));
544 static map<string, string> generateTessEvalSpecialization (const ProgramSpecializationParams& specParams)
547 ostringstream output;
548 map<string, string> params;
550 decl << "layout (triangles) in;\n";
553 generateUniformDeclarations(decl, specParams.caseSpec.values);
555 output << "gl_Position = gl_TessCoord[0] * gl_in[0].gl_Position + gl_TessCoord[1] * gl_in[1].gl_Position + gl_TessCoord[2] * gl_in[2].gl_Position;\n";
557 params.insert(pair<string, string>("TESSELLATION_EVALUATION_DECLARATIONS", decl.str()));
558 params.insert(pair<string, string>("TESSELLATION_EVALUATION_OUTPUT", output.str()));
559 params.insert(pair<string, string>("GL_MAX_PATCH_VERTICES", de::toString(specParams.maxPatchVertices)));
564 static void specializeShaderSources (ProgramSources& dst,
565 const ProgramSources& src,
566 const ProgramSpecializationParams& specParams,
567 glu::ShaderType shaderType,
568 map<string, string> (*specializationGenerator) (const ProgramSpecializationParams& specParams))
570 if (!src.sources[shaderType].empty())
572 const map<string, string> tmplParams = specializationGenerator(specParams);
574 for (size_t ndx = 0; ndx < src.sources[shaderType].size(); ++ndx)
576 const StringTemplate tmpl (src.sources[shaderType][ndx]);
577 const std::string baseGLSLCode = tmpl.specialize(tmplParams);
578 const std::string sourceWithExts = injectExtensionRequirements(baseGLSLCode, specParams.requiredExtensions, shaderType);
580 dst << glu::ShaderSource(shaderType, sourceWithExts);
585 static void specializeProgramSources (glu::ProgramSources& dst,
586 const glu::ProgramSources& src,
587 const ProgramSpecializationParams& specParams)
589 specializeShaderSources(dst, src, specParams, SHADERTYPE_VERTEX, generateVertexSpecialization);
590 specializeShaderSources(dst, src, specParams, SHADERTYPE_FRAGMENT, generateFragmentSpecialization);
591 specializeShaderSources(dst, src, specParams, SHADERTYPE_GEOMETRY, generateGeometrySpecialization);
592 specializeShaderSources(dst, src, specParams, SHADERTYPE_TESSELLATION_CONTROL, generateTessControlSpecialization);
593 specializeShaderSources(dst, src, specParams, SHADERTYPE_TESSELLATION_EVALUATION, generateTessEvalSpecialization);
595 dst << ProgramSeparable(src.separable);
600 VIEWPORT_WIDTH = 128,
601 VIEWPORT_HEIGHT = 128
604 class BeforeDrawValidator : public glu::DrawUtilCallback
609 TARGETTYPE_PROGRAM = 0,
615 BeforeDrawValidator (const glw::Functions& gl, glw::GLuint target, TargetType targetType);
617 void beforeDrawCall (void);
619 const std::string& getInfoLog (void) const;
620 glw::GLint getValidateStatus (void) const;
623 const glw::Functions& m_gl;
624 const glw::GLuint m_target;
625 const TargetType m_targetType;
627 glw::GLint m_validateStatus;
628 std::string m_logMessage;
631 BeforeDrawValidator::BeforeDrawValidator (const glw::Functions& gl, glw::GLuint target, TargetType targetType)
634 , m_targetType (targetType)
635 , m_validateStatus (-1)
637 DE_ASSERT(targetType < TARGETTYPE_LAST);
640 void BeforeDrawValidator::beforeDrawCall (void)
642 glw::GLint bytesWritten = 0;
643 glw::GLint infoLogLength;
644 std::vector<glw::GLchar> logBuffer;
648 if (m_targetType == TARGETTYPE_PROGRAM)
649 m_gl.validateProgram(m_target);
650 else if (m_targetType == TARGETTYPE_PIPELINE)
651 m_gl.validateProgramPipeline(m_target);
655 GLU_EXPECT_NO_ERROR(m_gl.getError(), "validate");
658 m_validateStatus = -1;
660 if (m_targetType == TARGETTYPE_PROGRAM)
661 m_gl.getProgramiv(m_target, GL_VALIDATE_STATUS, &m_validateStatus);
662 else if (m_targetType == TARGETTYPE_PIPELINE)
663 m_gl.getProgramPipelineiv(m_target, GL_VALIDATE_STATUS, &m_validateStatus);
667 GLU_EXPECT_NO_ERROR(m_gl.getError(), "get validate status");
668 TCU_CHECK(m_validateStatus == GL_TRUE || m_validateStatus == GL_FALSE);
674 if (m_targetType == TARGETTYPE_PROGRAM)
675 m_gl.getProgramiv(m_target, GL_INFO_LOG_LENGTH, &infoLogLength);
676 else if (m_targetType == TARGETTYPE_PIPELINE)
677 m_gl.getProgramPipelineiv(m_target, GL_INFO_LOG_LENGTH, &infoLogLength);
681 GLU_EXPECT_NO_ERROR(m_gl.getError(), "get info log length");
683 if (infoLogLength <= 0)
685 m_logMessage.clear();
689 logBuffer.resize(infoLogLength + 2, '0'); // +1 for zero terminator (infoLogLength should include it, but better play it safe), +1 to make sure buffer is always larger
691 if (m_targetType == TARGETTYPE_PROGRAM)
692 m_gl.getProgramInfoLog(m_target, infoLogLength + 1, &bytesWritten, &logBuffer[0]);
693 else if (m_targetType == TARGETTYPE_PIPELINE)
694 m_gl.getProgramPipelineInfoLog(m_target, infoLogLength + 1, &bytesWritten, &logBuffer[0]);
698 // just ignore bytesWritten to be safe, find the null terminator
699 stringLength = (int)(std::find(logBuffer.begin(), logBuffer.end(), '0') - logBuffer.begin());
700 m_logMessage.assign(&logBuffer[0], stringLength);
703 const std::string& BeforeDrawValidator::getInfoLog (void) const
708 glw::GLint BeforeDrawValidator::getValidateStatus (void) const
710 return m_validateStatus;
715 ShaderLibraryCase::ShaderLibraryCase (tcu::TestContext& testCtx, RenderContext& renderCtx, const glu::ContextInfo& contextInfo, const char* name, const char* description, const ShaderCaseSpecification& specification)
716 : tcu::TestCase (testCtx, name, description)
717 , m_renderCtx (renderCtx)
718 , m_contextInfo (contextInfo)
719 , m_spec (specification)
723 ShaderLibraryCase::~ShaderLibraryCase (void)
727 void ShaderLibraryCase::init (void)
729 DE_ASSERT(isValid(m_spec));
731 if (!isGLSLVersionSupported(m_renderCtx.getType(), m_spec.targetVersion))
732 TCU_THROW(NotSupportedError, (string(getGLSLVersionName(m_spec.targetVersion)) + " is not supported").c_str());
734 checkImplementationLimits(m_spec.requiredCaps, m_contextInfo);
736 // log the expected result
737 switch (m_spec.expectResult)
740 // Don't write anything
743 case EXPECT_COMPILE_FAIL:
744 m_testCtx.getLog() << tcu::TestLog::Message << "Expecting shader compilation to fail." << tcu::TestLog::EndMessage;
747 case EXPECT_LINK_FAIL:
748 m_testCtx.getLog() << tcu::TestLog::Message << "Expecting program linking to fail." << tcu::TestLog::EndMessage;
751 case EXPECT_COMPILE_LINK_FAIL:
752 m_testCtx.getLog() << tcu::TestLog::Message << "Expecting either shader compilation or program linking to fail." << tcu::TestLog::EndMessage;
755 case EXPECT_VALIDATION_FAIL:
756 m_testCtx.getLog() << tcu::TestLog::Message << "Expecting program validation to fail." << tcu::TestLog::EndMessage;
759 case EXPECT_BUILD_SUCCESSFUL:
760 m_testCtx.getLog() << tcu::TestLog::Message << "Expecting shader compilation and program linking to succeed. Resulting program will not be executed." << tcu::TestLog::EndMessage;
769 static void setUniformValue (const glw::Functions& gl, const std::vector<deUint32>& pipelinePrograms, const std::string& name, const Value& val, int arrayNdx, tcu::TestLog& log)
771 bool foundAnyMatch = false;
773 for (int programNdx = 0; programNdx < (int)pipelinePrograms.size(); ++programNdx)
775 const DataType dataType = val.type.getBasicType();
776 const int scalarSize = getDataTypeScalarSize(dataType);
777 const int loc = gl.getUniformLocation(pipelinePrograms[programNdx], name.c_str());
778 const int elemNdx = arrayNdx * scalarSize;
780 DE_ASSERT(elemNdx+scalarSize <= (int)val.elements.size());
785 foundAnyMatch = true;
787 DE_STATIC_ASSERT(sizeof(Value::Element) == sizeof(glw::GLfloat));
788 DE_STATIC_ASSERT(sizeof(Value::Element) == sizeof(glw::GLint));
790 gl.useProgram(pipelinePrograms[programNdx]);
794 case TYPE_FLOAT: gl.uniform1fv(loc, 1, &val.elements[elemNdx].float32); break;
795 case TYPE_FLOAT_VEC2: gl.uniform2fv(loc, 1, &val.elements[elemNdx].float32); break;
796 case TYPE_FLOAT_VEC3: gl.uniform3fv(loc, 1, &val.elements[elemNdx].float32); break;
797 case TYPE_FLOAT_VEC4: gl.uniform4fv(loc, 1, &val.elements[elemNdx].float32); break;
798 case TYPE_FLOAT_MAT2: gl.uniformMatrix2fv(loc, 1, GL_FALSE, &val.elements[elemNdx].float32); break;
799 case TYPE_FLOAT_MAT3: gl.uniformMatrix3fv(loc, 1, GL_FALSE, &val.elements[elemNdx].float32); break;
800 case TYPE_FLOAT_MAT4: gl.uniformMatrix4fv(loc, 1, GL_FALSE, &val.elements[elemNdx].float32); break;
801 case TYPE_INT: gl.uniform1iv(loc, 1, &val.elements[elemNdx].int32); break;
802 case TYPE_INT_VEC2: gl.uniform2iv(loc, 1, &val.elements[elemNdx].int32); break;
803 case TYPE_INT_VEC3: gl.uniform3iv(loc, 1, &val.elements[elemNdx].int32); break;
804 case TYPE_INT_VEC4: gl.uniform4iv(loc, 1, &val.elements[elemNdx].int32); break;
805 case TYPE_BOOL: gl.uniform1iv(loc, 1, &val.elements[elemNdx].int32); break;
806 case TYPE_BOOL_VEC2: gl.uniform2iv(loc, 1, &val.elements[elemNdx].int32); break;
807 case TYPE_BOOL_VEC3: gl.uniform3iv(loc, 1, &val.elements[elemNdx].int32); break;
808 case TYPE_BOOL_VEC4: gl.uniform4iv(loc, 1, &val.elements[elemNdx].int32); break;
809 case TYPE_UINT: gl.uniform1uiv(loc, 1, (const deUint32*)&val.elements[elemNdx].int32); break;
810 case TYPE_UINT_VEC2: gl.uniform2uiv(loc, 1, (const deUint32*)&val.elements[elemNdx].int32); break;
811 case TYPE_UINT_VEC3: gl.uniform3uiv(loc, 1, (const deUint32*)&val.elements[elemNdx].int32); break;
812 case TYPE_UINT_VEC4: gl.uniform4uiv(loc, 1, (const deUint32*)&val.elements[elemNdx].int32); break;
813 case TYPE_FLOAT_MAT2X3: gl.uniformMatrix2x3fv(loc, 1, GL_FALSE, &val.elements[elemNdx].float32); break;
814 case TYPE_FLOAT_MAT2X4: gl.uniformMatrix2x4fv(loc, 1, GL_FALSE, &val.elements[elemNdx].float32); break;
815 case TYPE_FLOAT_MAT3X2: gl.uniformMatrix3x2fv(loc, 1, GL_FALSE, &val.elements[elemNdx].float32); break;
816 case TYPE_FLOAT_MAT3X4: gl.uniformMatrix3x4fv(loc, 1, GL_FALSE, &val.elements[elemNdx].float32); break;
817 case TYPE_FLOAT_MAT4X2: gl.uniformMatrix4x2fv(loc, 1, GL_FALSE, &val.elements[elemNdx].float32); break;
818 case TYPE_FLOAT_MAT4X3: gl.uniformMatrix4x3fv(loc, 1, GL_FALSE, &val.elements[elemNdx].float32); break;
820 case TYPE_SAMPLER_2D:
821 case TYPE_SAMPLER_CUBE:
822 DE_FATAL("implement!");
831 log << tcu::TestLog::Message << "WARNING // Uniform \"" << name << "\" location is not valid, location = -1. Cannot set value to the uniform." << tcu::TestLog::EndMessage;
834 static bool isTessellationPresent (const ShaderCaseSpecification& spec)
836 if (spec.programs[0].sources.separable)
838 const deUint32 tessellationBits = (1 << glu::SHADERTYPE_TESSELLATION_CONTROL) |
839 (1 << glu::SHADERTYPE_TESSELLATION_EVALUATION);
841 for (int programNdx = 0; programNdx < (int)spec.programs.size(); ++programNdx)
842 if (spec.programs[programNdx].activeStages & tessellationBits)
847 return !spec.programs[0].sources.sources[glu::SHADERTYPE_TESSELLATION_CONTROL].empty() ||
848 !spec.programs[0].sources.sources[glu::SHADERTYPE_TESSELLATION_EVALUATION].empty();
851 static bool isTessellationSupported (const glu::RenderContext& renderCtx, const glu::ContextInfo& ctxInfo)
853 if (renderCtx.getType().getProfile() == PROFILE_ES)
855 const int majorVer = renderCtx.getType().getMajorVersion();
856 const int minorVer = renderCtx.getType().getMinorVersion();
858 return (majorVer > 3) || (majorVer == 3 && minorVer >= 2) ||
859 ctxInfo.isExtensionSupported("GL_EXT_tessellation_shader");
865 static bool checkPixels (tcu::TestLog& log, const tcu::ConstPixelBufferAccess& surface)
867 bool allWhite = true;
868 bool allBlack = true;
869 bool anyUnexpected = false;
871 for (int y = 0; y < surface.getHeight(); y++)
873 for (int x = 0; x < surface.getWidth(); x++)
875 const tcu::IVec4 pixel = surface.getPixelInt(x, y);
876 // Note: we really do not want to involve alpha in the check comparison
877 // \todo [2010-09-22 kalle] Do we know that alpha would be one? If yes, could use color constants white and black.
878 const bool isWhite = (pixel[0] == 255) && (pixel[1] == 255) && (pixel[2] == 255);
879 const bool isBlack = (pixel[0] == 0) && (pixel[1] == 0) && (pixel[2] == 0);
881 allWhite = allWhite && isWhite;
882 allBlack = allBlack && isBlack;
883 anyUnexpected = anyUnexpected || (!isWhite && !isBlack);
890 log << TestLog::Message << "WARNING: expecting all rendered pixels to be white or black, but got other colors as well!" << TestLog::EndMessage;
892 log << TestLog::Message << "WARNING: got inconsistent results over the image, when all pixels should be the same color!" << TestLog::EndMessage;
900 bool ShaderLibraryCase::execute (void)
902 const float quadSize = 1.0f;
903 static const float s_positions[4*4] =
905 -quadSize, -quadSize, 0.0f, 1.0f,
906 -quadSize, +quadSize, 0.0f, 1.0f,
907 +quadSize, -quadSize, 0.0f, 1.0f,
908 +quadSize, +quadSize, 0.0f, 1.0f
911 static const deUint16 s_indices[2*3] =
917 TestLog& log = m_testCtx.getLog();
918 const glw::Functions& gl = m_renderCtx.getFunctions();
921 const tcu::RenderTarget& renderTarget = m_renderCtx.getRenderTarget();
922 de::Random rnd (deStringHash(getName()));
923 const int width = deMin32(renderTarget.getWidth(), VIEWPORT_WIDTH);
924 const int height = deMin32(renderTarget.getHeight(), VIEWPORT_HEIGHT);
925 const int viewportX = rnd.getInt(0, renderTarget.getWidth() - width);
926 const int viewportY = rnd.getInt(0, renderTarget.getHeight() - height);
927 const int numVerticesPerDraw = 4;
928 const bool tessellationPresent = isTessellationPresent(m_spec);
929 const bool separablePrograms = m_spec.programs[0].sources.separable;
931 bool allCompilesOk = true;
932 bool allLinksOk = true;
933 const char* failReason = DE_NULL;
935 vector<ProgramSources> specializedSources (m_spec.programs.size());
937 deUint32 vertexProgramID = -1;
938 vector<deUint32> pipelineProgramIDs;
939 vector<SharedPtr<ShaderProgram> > programs;
940 SharedPtr<ProgramPipeline> programPipeline;
942 GLU_EXPECT_NO_ERROR(gl.getError(), "ShaderCase::execute(): start");
944 // Specialize shaders
945 if (m_spec.caseType == CASETYPE_VERTEX_ONLY)
947 const vector<RequiredExtension> reqExt = checkAndSpecializeExtensions(m_spec.programs[0].requiredExtensions, m_contextInfo);
949 DE_ASSERT(m_spec.programs.size() == 1 && m_spec.programs[0].sources.sources[SHADERTYPE_VERTEX].size() == 1);
950 specializedSources[0] << glu::VertexSource(specializeVertexShader(m_spec, m_spec.programs[0].sources.sources[SHADERTYPE_VERTEX][0], reqExt))
951 << glu::FragmentSource(genFragmentShader(m_spec));
953 else if (m_spec.caseType == CASETYPE_FRAGMENT_ONLY)
955 const vector<RequiredExtension> reqExt = checkAndSpecializeExtensions(m_spec.programs[0].requiredExtensions, m_contextInfo);
957 DE_ASSERT(m_spec.programs.size() == 1 && m_spec.programs[0].sources.sources[SHADERTYPE_FRAGMENT].size() == 1);
958 specializedSources[0] << glu::VertexSource(genVertexShader(m_spec))
959 << glu::FragmentSource(specializeFragmentShader(m_spec, m_spec.programs[0].sources.sources[SHADERTYPE_FRAGMENT][0], reqExt));
963 DE_ASSERT(m_spec.caseType == CASETYPE_COMPLETE);
965 const int maxPatchVertices = isTessellationPresent(m_spec) && isTessellationSupported(m_renderCtx, m_contextInfo)
966 ? m_contextInfo.getInt(GL_MAX_PATCH_VERTICES) : 0;
968 for (size_t progNdx = 0; progNdx < m_spec.programs.size(); progNdx++)
970 const ProgramSpecializationParams progSpecParams (m_spec, checkAndSpecializeExtensions(m_spec.programs[progNdx].requiredExtensions, m_contextInfo), maxPatchVertices);
972 specializeProgramSources(specializedSources[progNdx], m_spec.programs[progNdx].sources, progSpecParams);
976 if (!separablePrograms)
978 de::SharedPtr<glu::ShaderProgram> program (new glu::ShaderProgram(m_renderCtx, specializedSources[0]));
980 vertexProgramID = program->getProgram();
981 pipelineProgramIDs.push_back(program->getProgram());
982 programs.push_back(program);
984 // Check that compile/link results are what we expect.
986 DE_STATIC_ASSERT(glu::SHADERTYPE_VERTEX == 0);
987 for (int stage = glu::SHADERTYPE_VERTEX; stage < glu::SHADERTYPE_LAST; ++stage)
988 if (program->hasShader((glu::ShaderType)stage) && !program->getShaderInfo((glu::ShaderType)stage).compileOk)
989 allCompilesOk = false;
991 if (!program->getProgramInfo().linkOk)
999 for (size_t programNdx = 0; programNdx < m_spec.programs.size(); ++programNdx)
1001 de::SharedPtr<glu::ShaderProgram> program(new glu::ShaderProgram(m_renderCtx, specializedSources[programNdx]));
1003 if (m_spec.programs[programNdx].activeStages & (1u << glu::SHADERTYPE_VERTEX))
1004 vertexProgramID = program->getProgram();
1006 pipelineProgramIDs.push_back(program->getProgram());
1007 programs.push_back(program);
1009 // Check that compile/link results are what we expect.
1011 DE_STATIC_ASSERT(glu::SHADERTYPE_VERTEX == 0);
1012 for (int stage = glu::SHADERTYPE_VERTEX; stage < glu::SHADERTYPE_LAST; ++stage)
1013 if (program->hasShader((glu::ShaderType)stage) && !program->getShaderInfo((glu::ShaderType)stage).compileOk)
1014 allCompilesOk = false;
1016 if (!program->getProgramInfo().linkOk)
1019 // Log program and active stages
1021 const tcu::ScopedLogSection section (log, "Program", "Program " + de::toString(programNdx+1));
1022 tcu::MessageBuilder builder (&log);
1023 bool firstStage = true;
1025 builder << "Pipeline uses stages: ";
1026 for (int stage = glu::SHADERTYPE_VERTEX; stage < glu::SHADERTYPE_LAST; ++stage)
1028 if (m_spec.programs[programNdx].activeStages & (1u << stage))
1032 builder << glu::getShaderTypeName((glu::ShaderType)stage);
1036 builder << tcu::TestLog::EndMessage;
1043 switch (m_spec.expectResult)
1046 case EXPECT_VALIDATION_FAIL:
1047 case EXPECT_BUILD_SUCCESSFUL:
1049 failReason = "expected shaders to compile and link properly, but failed to compile.";
1050 else if (!allLinksOk)
1051 failReason = "expected shaders to compile and link properly, but failed to link.";
1054 case EXPECT_COMPILE_FAIL:
1055 if (allCompilesOk && !allLinksOk)
1056 failReason = "expected compilation to fail, but shaders compiled and link failed.";
1057 else if (allCompilesOk)
1058 failReason = "expected compilation to fail, but shaders compiled correctly.";
1061 case EXPECT_LINK_FAIL:
1063 failReason = "expected linking to fail, but unable to compile.";
1064 else if (allLinksOk)
1065 failReason = "expected linking to fail, but passed.";
1068 case EXPECT_COMPILE_LINK_FAIL:
1069 if (allCompilesOk && allLinksOk)
1070 failReason = "expected compile or link to fail, but passed.";
1078 if (failReason != DE_NULL)
1080 // \todo [2010-06-07 petri] These should be handled in the test case?
1081 log << TestLog::Message << "ERROR: " << failReason << TestLog::EndMessage;
1083 if (m_spec.fullGLSLES100Required)
1085 log << TestLog::Message
1086 << "Assuming build failure is caused by implementation not supporting full GLSL ES 100 specification, which is not required."
1087 << TestLog::EndMessage;
1089 if (allCompilesOk && !allLinksOk)
1091 // Used features are detectable at compile time. If implementation parses shader
1092 // at link time, report it as quality warning.
1093 m_testCtx.setTestResult(QP_TEST_RESULT_QUALITY_WARNING, failReason);
1096 m_testCtx.setTestResult(QP_TEST_RESULT_NOT_SUPPORTED, "Full GLSL ES 100 is not supported");
1098 else if (m_spec.expectResult == EXPECT_COMPILE_FAIL && allCompilesOk && !allLinksOk)
1100 // If implementation parses shader at link time, report it as quality warning.
1101 m_testCtx.setTestResult(QP_TEST_RESULT_QUALITY_WARNING, failReason);
1104 m_testCtx.setTestResult(QP_TEST_RESULT_FAIL, failReason);
1108 // Return if shader is not intended to be run
1109 if (m_spec.expectResult == EXPECT_COMPILE_FAIL ||
1110 m_spec.expectResult == EXPECT_COMPILE_LINK_FAIL ||
1111 m_spec.expectResult == EXPECT_LINK_FAIL ||
1112 m_spec.expectResult == EXPECT_BUILD_SUCCESSFUL)
1116 gl.viewport(viewportX, viewportY, width, height);
1118 if (separablePrograms)
1120 programPipeline = de::SharedPtr<glu::ProgramPipeline>(new glu::ProgramPipeline(m_renderCtx));
1123 gl.bindProgramPipeline(programPipeline->getPipeline());
1124 for (int programNdx = 0; programNdx < (int)m_spec.programs.size(); ++programNdx)
1126 deUint32 shaderFlags = 0;
1127 for (int stage = glu::SHADERTYPE_VERTEX; stage < glu::SHADERTYPE_LAST; ++stage)
1128 if (m_spec.programs[programNdx].activeStages & (1u << stage))
1129 shaderFlags |= glu::getGLShaderTypeBit((glu::ShaderType)stage);
1131 programPipeline->useProgramStages(shaderFlags, pipelineProgramIDs[programNdx]);
1134 programPipeline->activeShaderProgram(vertexProgramID);
1135 GLU_EXPECT_NO_ERROR(gl.getError(), "setup pipeline");
1139 // Start using program
1140 gl.useProgram(vertexProgramID);
1141 GLU_EXPECT_NO_ERROR(gl.getError(), "glUseProgram()");
1144 // Fetch location for positions positions.
1145 int positionLoc = gl.getAttribLocation(vertexProgramID, "dEQP_Position");
1146 if (positionLoc == -1)
1148 string errStr = string("no location found for attribute 'dEQP_Position'");
1149 TCU_FAIL(errStr.c_str());
1152 // Iterate all value blocks.
1154 const ValueBlock& valueBlock = m_spec.values;
1156 // always render at least one pass even if there is no input/output data
1157 const int numRenderPasses = valueBlock.outputs.empty() ? 1 : (int)valueBlock.outputs[0].elements.size() / valueBlock.outputs[0].type.getScalarSize();
1159 // Iterate all array sub-cases.
1160 for (int arrayNdx = 0; arrayNdx < numRenderPasses; arrayNdx++)
1162 vector<VertexArrayBinding> vertexArrays;
1163 int attribValueNdx = 0;
1164 vector<vector<float> > attribValues (valueBlock.inputs.size());
1165 glw::GLenum postDrawError;
1166 BeforeDrawValidator beforeDrawValidator (gl,
1167 (separablePrograms) ? (programPipeline->getPipeline()) : (vertexProgramID),
1168 (separablePrograms) ? (BeforeDrawValidator::TARGETTYPE_PIPELINE) : (BeforeDrawValidator::TARGETTYPE_PROGRAM));
1170 vertexArrays.push_back(va::Float(positionLoc, 4, numVerticesPerDraw, 0, &s_positions[0]));
1172 // Collect VA pointer for inputs
1173 for (size_t valNdx = 0; valNdx < valueBlock.inputs.size(); valNdx++)
1175 const Value& val = valueBlock.inputs[valNdx];
1176 const char* const valueName = val.name.c_str();
1177 const DataType dataType = val.type.getBasicType();
1178 const int scalarSize = getDataTypeScalarSize(dataType);
1180 // Replicate values four times.
1181 std::vector<float>& scalars = attribValues[attribValueNdx++];
1182 scalars.resize(numVerticesPerDraw * scalarSize);
1183 if (isDataTypeFloatOrVec(dataType) || isDataTypeMatrix(dataType))
1185 for (int repNdx = 0; repNdx < numVerticesPerDraw; repNdx++)
1186 for (int ndx = 0; ndx < scalarSize; ndx++)
1187 scalars[repNdx*scalarSize + ndx] = val.elements[arrayNdx*scalarSize + ndx].float32;
1191 // convert to floats.
1192 for (int repNdx = 0; repNdx < numVerticesPerDraw; repNdx++)
1194 for (int ndx = 0; ndx < scalarSize; ndx++)
1196 float v = (float)val.elements[arrayNdx*scalarSize + ndx].int32;
1197 DE_ASSERT(val.elements[arrayNdx*scalarSize + ndx].int32 == (int)v);
1198 scalars[repNdx*scalarSize + ndx] = v;
1203 // Attribute name prefix.
1204 string attribPrefix = "";
1205 // \todo [2010-05-27 petri] Should latter condition only apply for vertex cases (or actually non-fragment cases)?
1206 if ((m_spec.caseType == CASETYPE_FRAGMENT_ONLY) || (getDataTypeScalarType(dataType) != TYPE_FLOAT))
1207 attribPrefix = "a_";
1209 // Input always given as attribute.
1210 string attribName = attribPrefix + valueName;
1211 int attribLoc = gl.getAttribLocation(vertexProgramID, attribName.c_str());
1212 if (attribLoc == -1)
1214 log << TestLog::Message << "Warning: no location found for attribute '" << attribName << "'" << TestLog::EndMessage;
1218 if (isDataTypeMatrix(dataType))
1220 int numCols = getDataTypeMatrixNumColumns(dataType);
1221 int numRows = getDataTypeMatrixNumRows(dataType);
1222 DE_ASSERT(scalarSize == numCols*numRows);
1224 for (int i = 0; i < numCols; i++)
1225 vertexArrays.push_back(va::Float(attribLoc + i, numRows, numVerticesPerDraw, scalarSize*(int)sizeof(float), &scalars[i * numRows]));
1229 DE_ASSERT(isDataTypeFloatOrVec(dataType) || isDataTypeIntOrIVec(dataType) || isDataTypeUintOrUVec(dataType) || isDataTypeBoolOrBVec(dataType));
1230 vertexArrays.push_back(va::Float(attribLoc, scalarSize, numVerticesPerDraw, 0, &scalars[0]));
1233 GLU_EXPECT_NO_ERROR(gl.getError(), "set vertex attrib array");
1236 GLU_EXPECT_NO_ERROR(gl.getError(), "before set uniforms");
1238 // set reference values for outputs.
1239 for (size_t valNdx = 0; valNdx < valueBlock.outputs.size(); valNdx++)
1241 const Value& val = valueBlock.outputs[valNdx];
1242 const char* const valueName = val.name.c_str();
1244 // Set reference value.
1245 string refName = string("ref_") + valueName;
1246 setUniformValue(gl, pipelineProgramIDs, refName, val, arrayNdx, m_testCtx.getLog());
1247 GLU_EXPECT_NO_ERROR(gl.getError(), "set reference uniforms");
1250 // set uniform values
1251 for (size_t valNdx = 0; valNdx < valueBlock.uniforms.size(); valNdx++)
1253 const Value& val = valueBlock.uniforms[valNdx];
1254 const char* const valueName = val.name.c_str();
1256 setUniformValue(gl, pipelineProgramIDs, valueName, val, arrayNdx, m_testCtx.getLog());
1257 GLU_EXPECT_NO_ERROR(gl.getError(), "set uniforms");
1261 gl.clearColor(0.125f, 0.25f, 0.5f, 1.0f);
1262 gl.clear(GL_COLOR_BUFFER_BIT);
1263 GLU_EXPECT_NO_ERROR(gl.getError(), "clear buffer");
1265 // Use program or pipeline
1266 if (separablePrograms)
1269 gl.useProgram(vertexProgramID);
1272 if (tessellationPresent)
1274 gl.patchParameteri(GL_PATCH_VERTICES, 3);
1275 GLU_EXPECT_NO_ERROR(gl.getError(), "set patchParameteri(PATCH_VERTICES, 3)");
1280 (int)vertexArrays.size(),
1282 (tessellationPresent) ?
1283 (pr::Patches(DE_LENGTH_OF_ARRAY(s_indices), &s_indices[0])) :
1284 (pr::Triangles(DE_LENGTH_OF_ARRAY(s_indices), &s_indices[0])),
1285 (m_spec.expectResult == EXPECT_VALIDATION_FAIL) ?
1286 (&beforeDrawValidator) :
1289 postDrawError = gl.getError();
1291 if (m_spec.expectResult == EXPECT_PASS)
1293 // Read back results.
1294 Surface surface (width, height);
1295 const float w = s_positions[3];
1296 const int minY = deCeilFloatToInt32 (((-quadSize / w) * 0.5f + 0.5f) * (float)height + 1.0f);
1297 const int maxY = deFloorFloatToInt32(((+quadSize / w) * 0.5f + 0.5f) * (float)height - 0.5f);
1298 const int minX = deCeilFloatToInt32 (((-quadSize / w) * 0.5f + 0.5f) * (float)width + 1.0f);
1299 const int maxX = deFloorFloatToInt32(((+quadSize / w) * 0.5f + 0.5f) * (float)width - 0.5f);
1301 GLU_EXPECT_NO_ERROR(postDrawError, "draw");
1303 glu::readPixels(m_renderCtx, viewportX, viewportY, surface.getAccess());
1304 GLU_EXPECT_NO_ERROR(gl.getError(), "read pixels");
1306 if (!checkPixels(log, tcu::getSubregion(surface.getAccess(), minX, minY, maxX-minX+1, maxY-minY+1)))
1308 log << TestLog::Message << "INCORRECT RESULT for sub-case " << arrayNdx+1 << " of " << numRenderPasses << "):"
1309 << TestLog::EndMessage;
1311 log << TestLog::Message << "Failing shader input/output values:" << TestLog::EndMessage;
1312 dumpValues(log, valueBlock, arrayNdx);
1314 // Dump image on failure.
1315 log << TestLog::Image("Result", "Rendered result image", surface);
1318 m_testCtx.setTestResult(QP_TEST_RESULT_FAIL, "Image comparison failed");
1322 else if (m_spec.expectResult == EXPECT_VALIDATION_FAIL)
1324 log << TestLog::Message
1325 << "Draw call generated error: "
1326 << glu::getErrorStr(postDrawError) << " "
1327 << ((postDrawError == GL_INVALID_OPERATION) ? ("(expected)") : ("(unexpected)")) << "\n"
1328 << "Validate status: "
1329 << glu::getBooleanStr(beforeDrawValidator.getValidateStatus()) << " "
1330 << ((beforeDrawValidator.getValidateStatus() == GL_FALSE) ? ("(expected)") : ("(unexpected)")) << "\n"
1332 << ((beforeDrawValidator.getInfoLog().empty()) ? ("[empty string]") : (beforeDrawValidator.getInfoLog())) << "\n"
1333 << TestLog::EndMessage;
1337 if (postDrawError != GL_NO_ERROR && postDrawError != GL_INVALID_OPERATION)
1339 m_testCtx.setTestResult(QP_TEST_RESULT_FAIL, ("Draw: got unexpected error: " + de::toString(glu::getErrorStr(postDrawError))).c_str());
1343 if (beforeDrawValidator.getValidateStatus() == GL_TRUE)
1345 if (postDrawError == GL_NO_ERROR)
1346 m_testCtx.setTestResult(QP_TEST_RESULT_FAIL, "expected validation and rendering to fail but validation and rendering succeeded");
1347 else if (postDrawError == GL_INVALID_OPERATION)
1348 m_testCtx.setTestResult(QP_TEST_RESULT_FAIL, "expected validation and rendering to fail but validation succeeded (rendering failed as expected)");
1353 else if (beforeDrawValidator.getValidateStatus() == GL_FALSE && postDrawError == GL_NO_ERROR)
1355 m_testCtx.setTestResult(QP_TEST_RESULT_FAIL, "expected validation and rendering to fail but rendering succeeded (validation failed as expected)");
1358 else if (beforeDrawValidator.getValidateStatus() == GL_FALSE && postDrawError == GL_INVALID_OPERATION)
1360 // Validation does not depend on input values, no need to test all values
1372 if (separablePrograms)
1373 gl.bindProgramPipeline(0);
1375 GLU_EXPECT_NO_ERROR(gl.getError(), "ShaderCase::execute(): end");
1379 TestCase::IterateResult ShaderLibraryCase::iterate (void)
1381 // Initialize state to pass.
1382 m_testCtx.setTestResult(QP_TEST_RESULT_PASS, "Pass");
1384 bool executeOk = execute();
1386 DE_ASSERT(executeOk ? m_testCtx.getTestResult() == QP_TEST_RESULT_PASS : m_testCtx.getTestResult() != QP_TEST_RESULT_PASS);
1387 DE_UNREF(executeOk);
1388 return TestCase::STOP;