| /*------------------------------------------------------------------------- |
| * drawElements Quality Program OpenGL ES Utilities |
| * ------------------------------------------------ |
| * |
| * Copyright 2015 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| * |
| *//*! |
| * \file |
| * \brief Shader .test file utilities. |
| *//*--------------------------------------------------------------------*/ |
| |
| #include "gluShaderLibrary.hpp" |
| |
| #include "tcuStringTemplate.hpp" |
| #include "tcuResource.hpp" |
| #include "tcuTestLog.hpp" |
| |
| #include "deStringUtil.hpp" |
| #include "deUniquePtr.hpp" |
| #include "deFilePath.hpp" |
| |
| #include "glwEnums.hpp" |
| |
| #include <sstream> |
| #include <map> |
| #include <cstdlib> |
| |
| #if 0 |
| # define PARSE_DBG(X) printf X |
| #else |
| # define PARSE_DBG(X) DE_NULL_STATEMENT |
| #endif |
| |
| namespace glu |
| { |
| namespace sl |
| { |
| |
| using namespace tcu; |
| |
| using std::vector; |
| using std::string; |
| using std::map; |
| using std::ostringstream; |
| using std::pair; |
| using de::UniquePtr; |
| |
| // Specification |
| |
| bool isValid (const ValueBlock& block) |
| { |
| for (size_t storageNdx = 0; storageNdx < 3; ++storageNdx) |
| { |
| const vector<Value>& values = storageNdx == 0 ? block.inputs : |
| storageNdx == 1 ? block.outputs : |
| block.uniforms; |
| const size_t refArrayLen = values.empty() ? 0 : (values[0].elements.size() / (size_t)values[0].type.getScalarSize()); |
| |
| for (size_t valNdx = 0; valNdx < values.size(); ++valNdx) |
| { |
| const Value& value = values[valNdx]; |
| |
| if (!value.type.isBasicType()) |
| { |
| print("ERROR: Value '%s' is of unsupported type!\n", value.name.c_str()); |
| return false; |
| } |
| |
| if (value.elements.size() != refArrayLen*(size_t)value.type.getScalarSize()) |
| { |
| print("ERROR: Value '%s' has invalid number of scalars!\n", value.name.c_str()); |
| return false; |
| } |
| } |
| } |
| |
| return true; |
| } |
| |
| bool isValid (const ShaderCaseSpecification& spec) |
| { |
| const deUint32 vtxFragMask = (1u << SHADERTYPE_VERTEX) |
| | (1u << SHADERTYPE_FRAGMENT); |
| const deUint32 tessCtrlEvalMask = (1u << SHADERTYPE_TESSELLATION_CONTROL) |
| | (1u << SHADERTYPE_TESSELLATION_EVALUATION); |
| const deUint32 supportedStageMask = vtxFragMask | tessCtrlEvalMask |
| | (1u << SHADERTYPE_GEOMETRY); |
| const bool isSeparable = !spec.programs.empty() && spec.programs[0].sources.separable; |
| |
| if (spec.programs.empty()) |
| { |
| print("ERROR: No programs specified!\n"); |
| return false; |
| } |
| |
| if (isCapabilityRequired(CAPABILITY_FULL_GLSL_ES_100_SUPPORT, spec)) |
| { |
| if (spec.targetVersion != GLSL_VERSION_100_ES) |
| { |
| print("ERROR: Full GLSL ES 1.00 support requested for other GLSL version!\n"); |
| return false; |
| } |
| |
| if (spec.expectResult != EXPECT_PASS && |
| spec.expectResult != EXPECT_VALIDATION_FAIL && |
| spec.expectResult != EXPECT_BUILD_SUCCESSFUL) |
| { |
| print("ERROR: Full GLSL ES 1.00 support doesn't make sense when expecting compile/link failure!\n"); |
| return false; |
| } |
| } |
| |
| if (!de::inBounds(spec.caseType, (CaseType)0, CASETYPE_LAST)) |
| { |
| print("ERROR: Invalid case type!\n"); |
| return false; |
| } |
| |
| if (!de::inBounds(spec.expectResult, (ExpectResult)0, EXPECT_LAST)) |
| { |
| print("ERROR: Invalid expected result!\n"); |
| return false; |
| } |
| |
| if (!isValid(spec.values)) |
| return false; |
| |
| if (!spec.values.inputs.empty() && !spec.values.outputs.empty() && |
| spec.values.inputs[0].elements.size() / spec.values.inputs[0].type.getScalarSize() != spec.values.outputs[0].elements.size() / spec.values.outputs[0].type.getScalarSize()) |
| { |
| print("ERROR: Number of input and output elements don't match!\n"); |
| return false; |
| } |
| |
| if (isSeparable) |
| { |
| deUint32 usedStageMask = 0u; |
| |
| if (spec.caseType != CASETYPE_COMPLETE) |
| { |
| print("ERROR: Separable shaders supported only for complete cases!\n"); |
| return false; |
| } |
| |
| for (size_t progNdx = 0; progNdx < spec.programs.size(); ++progNdx) |
| { |
| for (int shaderStageNdx = 0; shaderStageNdx < SHADERTYPE_LAST; ++shaderStageNdx) |
| { |
| const deUint32 curStageMask = (1u << shaderStageNdx); |
| |
| if (supportedStageMask & curStageMask) |
| { |
| const bool hasShader = !spec.programs[progNdx].sources.sources[shaderStageNdx].empty(); |
| const bool isEnabled = (spec.programs[progNdx].activeStages & curStageMask) != 0; |
| |
| if (hasShader != isEnabled) |
| { |
| print("ERROR: Inconsistent source/enable for shader stage %s!\n", getShaderTypeName((ShaderType)shaderStageNdx)); |
| return false; |
| } |
| |
| if (hasShader && (usedStageMask & curStageMask) != 0) |
| { |
| print("ERROR: Stage %s enabled on multiple programs!\n", getShaderTypeName((ShaderType)shaderStageNdx)); |
| return false; |
| } |
| |
| if (isEnabled) |
| usedStageMask |= curStageMask; |
| } |
| else if (!spec.programs[progNdx].sources.sources[shaderStageNdx].empty()) |
| { |
| print("ERROR: Source specified for unsupported shader stage %s!\n", getShaderTypeName((ShaderType)shaderStageNdx)); |
| return false; |
| } |
| } |
| } |
| |
| if ((usedStageMask & vtxFragMask) != vtxFragMask) |
| { |
| print("ERROR: Vertex and fragment shaders are mandatory!\n"); |
| return false; |
| } |
| |
| if ((usedStageMask & tessCtrlEvalMask) != 0 && (usedStageMask & tessCtrlEvalMask) != tessCtrlEvalMask) |
| { |
| print("ERROR: Both tessellation control and eval shaders must be either enabled or disabled!\n"); |
| return false; |
| } |
| } |
| else |
| { |
| const bool hasVertex = !spec.programs[0].sources.sources[SHADERTYPE_VERTEX].empty(); |
| const bool hasFragment = !spec.programs[0].sources.sources[SHADERTYPE_FRAGMENT].empty(); |
| |
| if (spec.programs.size() != 1) |
| { |
| print("ERROR: Only cases using separable programs can have multiple programs!\n"); |
| return false; |
| } |
| |
| if (spec.caseType == CASETYPE_VERTEX_ONLY && (!hasVertex || hasFragment)) |
| { |
| print("ERROR: Vertex-only case must have only vertex shader!\n"); |
| return false; |
| } |
| |
| if (spec.caseType == CASETYPE_FRAGMENT_ONLY && (hasVertex || !hasFragment)) |
| { |
| print("ERROR: Fragment-only case must have only fragment shader!\n"); |
| return false; |
| } |
| |
| if (spec.caseType == CASETYPE_COMPLETE && (!hasVertex || !hasFragment)) |
| { |
| print("ERROR: Complete case must have at least vertex and fragment shaders\n"); |
| return false; |
| } |
| } |
| |
| return true; |
| } |
| |
| bool isCapabilityRequired(CapabilityFlag capabilityFlag, const ShaderCaseSpecification& spec) |
| { |
| std::vector<RequiredCapability>::const_iterator currRequirement = spec.requiredCaps.begin(); |
| while (currRequirement != spec.requiredCaps.end()) |
| { |
| if ((currRequirement->type == CAPABILITY_FLAG) && (currRequirement->flagName == capabilityFlag)) |
| return true; |
| ++currRequirement; |
| } |
| |
| return false; |
| } |
| |
| // Parser |
| |
| static const glu::GLSLVersion DEFAULT_GLSL_VERSION = glu::GLSL_VERSION_100_ES; |
| |
| DE_INLINE deBool isWhitespace (char c) |
| { |
| return (c == ' ') || (c == '\t') || (c == '\r') || (c == '\n'); |
| } |
| |
| DE_INLINE deBool isEOL (char c) |
| { |
| return (c == '\r') || (c == '\n'); |
| } |
| |
| DE_INLINE deBool isNumeric (char c) |
| { |
| return deInRange32(c, '0', '9'); |
| } |
| |
| DE_INLINE deBool isAlpha (char c) |
| { |
| return deInRange32(c, 'a', 'z') || deInRange32(c, 'A', 'Z'); |
| } |
| |
| DE_INLINE deBool isCaseNameChar (char c) |
| { |
| return deInRange32(c, 'a', 'z') || deInRange32(c, 'A', 'Z') || deInRange32(c, '0', '9') || (c == '_') || (c == '-') || (c == '.'); |
| } |
| |
| class ShaderParser |
| { |
| public: |
| ShaderParser (const tcu::Archive& archive, const std::string& filename, ShaderCaseFactory* caseFactory); |
| ~ShaderParser (void); |
| |
| vector<tcu::TestNode*> parse (void); |
| |
| private: |
| enum Token |
| { |
| TOKEN_INVALID = 0, |
| TOKEN_EOF, |
| TOKEN_STRING, |
| TOKEN_SHADER_SOURCE, |
| |
| TOKEN_INT_LITERAL, |
| TOKEN_FLOAT_LITERAL, |
| |
| // identifiers |
| TOKEN_IDENTIFIER, |
| TOKEN_TRUE, |
| TOKEN_FALSE, |
| TOKEN_DESC, |
| TOKEN_EXPECT, |
| TOKEN_GROUP, |
| TOKEN_CASE, |
| TOKEN_END, |
| TOKEN_OUTPUT_COLOR, |
| TOKEN_FORMAT, |
| TOKEN_VALUES, |
| TOKEN_BOTH, |
| TOKEN_VERTEX, |
| TOKEN_FRAGMENT, |
| TOKEN_UNIFORM, |
| TOKEN_INPUT, |
| TOKEN_OUTPUT, |
| TOKEN_FLOAT, |
| TOKEN_FLOAT_VEC2, |
| TOKEN_FLOAT_VEC3, |
| TOKEN_FLOAT_VEC4, |
| TOKEN_FLOAT_MAT2, |
| TOKEN_FLOAT_MAT2X3, |
| TOKEN_FLOAT_MAT2X4, |
| TOKEN_FLOAT_MAT3X2, |
| TOKEN_FLOAT_MAT3, |
| TOKEN_FLOAT_MAT3X4, |
| TOKEN_FLOAT_MAT4X2, |
| TOKEN_FLOAT_MAT4X3, |
| TOKEN_FLOAT_MAT4, |
| TOKEN_INT, |
| TOKEN_INT_VEC2, |
| TOKEN_INT_VEC3, |
| TOKEN_INT_VEC4, |
| TOKEN_UINT, |
| TOKEN_UINT_VEC2, |
| TOKEN_UINT_VEC3, |
| TOKEN_UINT_VEC4, |
| TOKEN_BOOL, |
| TOKEN_BOOL_VEC2, |
| TOKEN_BOOL_VEC3, |
| TOKEN_BOOL_VEC4, |
| TOKEN_VERSION, |
| TOKEN_TESSELLATION_CONTROL, |
| TOKEN_TESSELLATION_EVALUATION, |
| TOKEN_GEOMETRY, |
| TOKEN_REQUIRE, |
| TOKEN_IN, |
| TOKEN_IMPORT, |
| TOKEN_PIPELINE_PROGRAM, |
| TOKEN_ACTIVE_STAGES, |
| |
| // symbols |
| TOKEN_ASSIGN, |
| TOKEN_PLUS, |
| TOKEN_MINUS, |
| TOKEN_COMMA, |
| TOKEN_VERTICAL_BAR, |
| TOKEN_SEMI_COLON, |
| TOKEN_LEFT_PAREN, |
| TOKEN_RIGHT_PAREN, |
| TOKEN_LEFT_BRACKET, |
| TOKEN_RIGHT_BRACKET, |
| TOKEN_LEFT_BRACE, |
| TOKEN_RIGHT_BRACE, |
| TOKEN_GREATER, |
| |
| TOKEN_LAST |
| }; |
| |
| void parseError (const std::string& errorStr); |
| float parseFloatLiteral (const char* str); |
| int parseIntLiteral (const char* str); |
| string parseStringLiteral (const char* str); |
| string parseShaderSource (const char* str); |
| void advanceToken (void); |
| void advanceToken (Token assumed); |
| void assumeToken (Token token); |
| DataType mapDataTypeToken (Token token); |
| const char* getTokenName (Token token); |
| deUint32 getShaderStageLiteralFlag (void); |
| deUint32 getGLEnumFromName (const std::string& enumName); |
| |
| void parseValueElement (DataType dataType, Value& result); |
| void parseValue (ValueBlock& valueBlock); |
| void parseValueBlock (ValueBlock& valueBlock); |
| deUint32 parseShaderStageList (void); |
| void parseRequirement (vector<RequiredCapability> &requiredCaps, vector<RequiredExtension> &requiredExts); |
| void parseExpectResult (ExpectResult& expectResult); |
| void parseFormat (DataType& format); |
| void parseGLSLVersion (glu::GLSLVersion& version); |
| void parsePipelineProgram (ProgramSpecification& program); |
| void parseShaderCase (vector<tcu::TestNode*>& shaderNodeList); |
| void parseShaderGroup (vector<tcu::TestNode*>& shaderNodeList); |
| void parseImport (vector<tcu::TestNode*>& shaderNodeList); |
| |
| const tcu::Archive& m_archive; |
| const string m_filename; |
| ShaderCaseFactory* const m_caseFactory; |
| |
| UniquePtr<tcu::Resource> m_resource; |
| vector<char> m_input; |
| |
| const char* m_curPtr; |
| Token m_curToken; |
| std::string m_curTokenStr; |
| }; |
| |
| ShaderParser::ShaderParser (const tcu::Archive& archive, const string& filename, ShaderCaseFactory* caseFactroy) |
| : m_archive (archive) |
| , m_filename (filename) |
| , m_caseFactory (caseFactroy) |
| , m_resource (archive.getResource(m_filename.c_str())) |
| , m_curPtr (DE_NULL) |
| , m_curToken (TOKEN_LAST) |
| { |
| } |
| |
| ShaderParser::~ShaderParser (void) |
| { |
| } |
| |
| void ShaderParser::parseError (const std::string& errorStr) |
| { |
| string atStr = string(m_curPtr, 80); |
| throw tcu::InternalError((string("Parser error: ") + errorStr + " near '" + atStr + " ...'").c_str(), DE_NULL, __FILE__, __LINE__); |
| } |
| |
| float ShaderParser::parseFloatLiteral (const char* str) |
| { |
| return (float)atof(str); |
| } |
| |
| int ShaderParser::parseIntLiteral (const char* str) |
| { |
| return atoi(str); |
| } |
| |
| string ShaderParser::parseStringLiteral (const char* str) |
| { |
| const char* p = str; |
| char endChar = *p++; |
| ostringstream o; |
| |
| while (*p != endChar && *p) |
| { |
| if (*p == '\\') |
| { |
| switch (p[1]) |
| { |
| case 0: DE_ASSERT(DE_FALSE); break; |
| case 'n': o << '\n'; break; |
| case 't': o << '\t'; break; |
| default: o << p[1]; break; |
| } |
| |
| p += 2; |
| } |
| else |
| o << *p++; |
| } |
| |
| return o.str(); |
| } |
| |
| static string removeExtraIndentation (const string& source) |
| { |
| // Detect indentation from first line. |
| int numIndentChars = 0; |
| for (int ndx = 0; ndx < (int)source.length() && isWhitespace(source[ndx]); ndx++) |
| numIndentChars += source[ndx] == '\t' ? 4 : 1; |
| |
| // Process all lines and remove preceding indentation. |
| ostringstream processed; |
| { |
| bool atLineStart = true; |
| int indentCharsOmitted = 0; |
| |
| for (int pos = 0; pos < (int)source.length(); pos++) |
| { |
| char c = source[pos]; |
| |
| if (atLineStart && indentCharsOmitted < numIndentChars && (c == ' ' || c == '\t')) |
| { |
| indentCharsOmitted += c == '\t' ? 4 : 1; |
| } |
| else if (isEOL(c)) |
| { |
| if (source[pos] == '\r' && source[pos+1] == '\n') |
| { |
| pos += 1; |
| processed << '\n'; |
| } |
| else |
| processed << c; |
| |
| atLineStart = true; |
| indentCharsOmitted = 0; |
| } |
| else |
| { |
| processed << c; |
| atLineStart = false; |
| } |
| } |
| } |
| |
| return processed.str(); |
| } |
| |
| string ShaderParser::parseShaderSource (const char* str) |
| { |
| const char* p = str+2; |
| ostringstream o; |
| |
| // Eat first empty line from beginning. |
| while (*p == ' ') p++; |
| if (*p == '\r') p++; |
| if (*p == '\n') p++; |
| |
| while ((p[0] != '"') || (p[1] != '"')) |
| { |
| if (*p == '\\') |
| { |
| switch (p[1]) |
| { |
| case 0: DE_ASSERT(DE_FALSE); break; |
| case 'n': o << '\n'; break; |
| case 't': o << '\t'; break; |
| default: o << p[1]; break; |
| } |
| |
| p += 2; |
| } |
| else |
| o << *p++; |
| } |
| |
| return removeExtraIndentation(o.str()); |
| } |
| |
| void ShaderParser::advanceToken (void) |
| { |
| // Skip old token. |
| m_curPtr += m_curTokenStr.length(); |
| |
| // Reset token (for safety). |
| m_curToken = TOKEN_INVALID; |
| m_curTokenStr = ""; |
| |
| // Eat whitespace & comments while they last. |
| for (;;) |
| { |
| while (isWhitespace(*m_curPtr)) |
| m_curPtr++; |
| |
| // Check for EOL comment. |
| if (*m_curPtr == '#') |
| { |
| while (*m_curPtr && !isEOL(*m_curPtr)) |
| m_curPtr++; |
| } |
| else |
| break; |
| } |
| |
| if (!*m_curPtr) |
| { |
| m_curToken = TOKEN_EOF; |
| m_curTokenStr = "<EOF>"; |
| } |
| else if (isAlpha(*m_curPtr)) |
| { |
| struct Named |
| { |
| const char* str; |
| Token token; |
| }; |
| |
| static const Named s_named[] = |
| { |
| { "true", TOKEN_TRUE }, |
| { "false", TOKEN_FALSE }, |
| { "desc", TOKEN_DESC }, |
| { "expect", TOKEN_EXPECT }, |
| { "group", TOKEN_GROUP }, |
| { "case", TOKEN_CASE }, |
| { "end", TOKEN_END }, |
| { "output_color", TOKEN_OUTPUT_COLOR }, |
| { "format", TOKEN_FORMAT }, |
| { "values", TOKEN_VALUES }, |
| { "both", TOKEN_BOTH }, |
| { "vertex", TOKEN_VERTEX }, |
| { "fragment", TOKEN_FRAGMENT }, |
| { "uniform", TOKEN_UNIFORM }, |
| { "input", TOKEN_INPUT }, |
| { "output", TOKEN_OUTPUT }, |
| { "float", TOKEN_FLOAT }, |
| { "vec2", TOKEN_FLOAT_VEC2 }, |
| { "vec3", TOKEN_FLOAT_VEC3 }, |
| { "vec4", TOKEN_FLOAT_VEC4 }, |
| { "mat2", TOKEN_FLOAT_MAT2 }, |
| { "mat2x3", TOKEN_FLOAT_MAT2X3 }, |
| { "mat2x4", TOKEN_FLOAT_MAT2X4 }, |
| { "mat3x2", TOKEN_FLOAT_MAT3X2 }, |
| { "mat3", TOKEN_FLOAT_MAT3 }, |
| { "mat3x4", TOKEN_FLOAT_MAT3X4 }, |
| { "mat4x2", TOKEN_FLOAT_MAT4X2 }, |
| { "mat4x3", TOKEN_FLOAT_MAT4X3 }, |
| { "mat4", TOKEN_FLOAT_MAT4 }, |
| { "int", TOKEN_INT }, |
| { "ivec2", TOKEN_INT_VEC2 }, |
| { "ivec3", TOKEN_INT_VEC3 }, |
| { "ivec4", TOKEN_INT_VEC4 }, |
| { "uint", TOKEN_UINT }, |
| { "uvec2", TOKEN_UINT_VEC2 }, |
| { "uvec3", TOKEN_UINT_VEC3 }, |
| { "uvec4", TOKEN_UINT_VEC4 }, |
| { "bool", TOKEN_BOOL }, |
| { "bvec2", TOKEN_BOOL_VEC2 }, |
| { "bvec3", TOKEN_BOOL_VEC3 }, |
| { "bvec4", TOKEN_BOOL_VEC4 }, |
| { "version", TOKEN_VERSION }, |
| { "tessellation_control", TOKEN_TESSELLATION_CONTROL }, |
| { "tessellation_evaluation", TOKEN_TESSELLATION_EVALUATION }, |
| { "geometry", TOKEN_GEOMETRY }, |
| { "require", TOKEN_REQUIRE }, |
| { "in", TOKEN_IN }, |
| { "import", TOKEN_IMPORT }, |
| { "pipeline_program", TOKEN_PIPELINE_PROGRAM }, |
| { "active_stages", TOKEN_ACTIVE_STAGES }, |
| }; |
| |
| const char* end = m_curPtr + 1; |
| while (isCaseNameChar(*end)) |
| end++; |
| m_curTokenStr = string(m_curPtr, end - m_curPtr); |
| |
| m_curToken = TOKEN_IDENTIFIER; |
| |
| for (int ndx = 0; ndx < DE_LENGTH_OF_ARRAY(s_named); ndx++) |
| { |
| if (m_curTokenStr == s_named[ndx].str) |
| { |
| m_curToken = s_named[ndx].token; |
| break; |
| } |
| } |
| } |
| else if (isNumeric(*m_curPtr)) |
| { |
| /* \todo [2010-03-31 petri] Hex? */ |
| const char* p = m_curPtr; |
| while (isNumeric(*p)) |
| p++; |
| if (*p == '.') |
| { |
| p++; |
| while (isNumeric(*p)) |
| p++; |
| |
| if (*p == 'e' || *p == 'E') |
| { |
| p++; |
| if (*p == '+' || *p == '-') |
| p++; |
| DE_ASSERT(isNumeric(*p)); |
| while (isNumeric(*p)) |
| p++; |
| } |
| |
| m_curToken = TOKEN_FLOAT_LITERAL; |
| m_curTokenStr = string(m_curPtr, p - m_curPtr); |
| } |
| else |
| { |
| m_curToken = TOKEN_INT_LITERAL; |
| m_curTokenStr = string(m_curPtr, p - m_curPtr); |
| } |
| } |
| else if (*m_curPtr == '"' && m_curPtr[1] == '"') |
| { |
| const char* p = m_curPtr + 2; |
| |
| while ((p[0] != '"') || (p[1] != '"')) |
| { |
| DE_ASSERT(*p); |
| if (*p == '\\') |
| { |
| DE_ASSERT(p[1] != 0); |
| p += 2; |
| } |
| else |
| p++; |
| } |
| p += 2; |
| |
| m_curToken = TOKEN_SHADER_SOURCE; |
| m_curTokenStr = string(m_curPtr, (int)(p - m_curPtr)); |
| } |
| else if (*m_curPtr == '"' || *m_curPtr == '\'') |
| { |
| char endChar = *m_curPtr; |
| const char* p = m_curPtr + 1; |
| |
| while (*p != endChar) |
| { |
| DE_ASSERT(*p); |
| if (*p == '\\') |
| { |
| DE_ASSERT(p[1] != 0); |
| p += 2; |
| } |
| else |
| p++; |
| } |
| p++; |
| |
| m_curToken = TOKEN_STRING; |
| m_curTokenStr = string(m_curPtr, (int)(p - m_curPtr)); |
| } |
| else |
| { |
| struct SimpleToken |
| { |
| const char* str; |
| Token token; |
| }; |
| |
| static const SimpleToken s_simple[] = |
| { |
| { "=", TOKEN_ASSIGN }, |
| { "+", TOKEN_PLUS }, |
| { "-", TOKEN_MINUS }, |
| { ",", TOKEN_COMMA }, |
| { "|", TOKEN_VERTICAL_BAR }, |
| { ";", TOKEN_SEMI_COLON }, |
| { "(", TOKEN_LEFT_PAREN }, |
| { ")", TOKEN_RIGHT_PAREN }, |
| { "[", TOKEN_LEFT_BRACKET }, |
| { "]", TOKEN_RIGHT_BRACKET }, |
| { "{", TOKEN_LEFT_BRACE }, |
| { "}", TOKEN_RIGHT_BRACE }, |
| { ">", TOKEN_GREATER }, |
| }; |
| |
| for (int ndx = 0; ndx < DE_LENGTH_OF_ARRAY(s_simple); ndx++) |
| { |
| if (strncmp(s_simple[ndx].str, m_curPtr, strlen(s_simple[ndx].str)) == 0) |
| { |
| m_curToken = s_simple[ndx].token; |
| m_curTokenStr = s_simple[ndx].str; |
| return; |
| } |
| } |
| |
| // Otherwise invalid token. |
| m_curToken = TOKEN_INVALID; |
| m_curTokenStr = *m_curPtr; |
| } |
| } |
| |
| void ShaderParser::advanceToken (Token assumed) |
| { |
| assumeToken(assumed); |
| advanceToken(); |
| } |
| |
| void ShaderParser::assumeToken (Token token) |
| { |
| if (m_curToken != token) |
| parseError((string("unexpected token '") + m_curTokenStr + "', expecting '" + getTokenName(token) + "'").c_str()); |
| DE_TEST_ASSERT(m_curToken == token); |
| } |
| |
| DataType ShaderParser::mapDataTypeToken (Token token) |
| { |
| switch (token) |
| { |
| case TOKEN_FLOAT: return TYPE_FLOAT; |
| case TOKEN_FLOAT_VEC2: return TYPE_FLOAT_VEC2; |
| case TOKEN_FLOAT_VEC3: return TYPE_FLOAT_VEC3; |
| case TOKEN_FLOAT_VEC4: return TYPE_FLOAT_VEC4; |
| case TOKEN_FLOAT_MAT2: return TYPE_FLOAT_MAT2; |
| case TOKEN_FLOAT_MAT2X3: return TYPE_FLOAT_MAT2X3; |
| case TOKEN_FLOAT_MAT2X4: return TYPE_FLOAT_MAT2X4; |
| case TOKEN_FLOAT_MAT3X2: return TYPE_FLOAT_MAT3X2; |
| case TOKEN_FLOAT_MAT3: return TYPE_FLOAT_MAT3; |
| case TOKEN_FLOAT_MAT3X4: return TYPE_FLOAT_MAT3X4; |
| case TOKEN_FLOAT_MAT4X2: return TYPE_FLOAT_MAT4X2; |
| case TOKEN_FLOAT_MAT4X3: return TYPE_FLOAT_MAT4X3; |
| case TOKEN_FLOAT_MAT4: return TYPE_FLOAT_MAT4; |
| case TOKEN_INT: return TYPE_INT; |
| case TOKEN_INT_VEC2: return TYPE_INT_VEC2; |
| case TOKEN_INT_VEC3: return TYPE_INT_VEC3; |
| case TOKEN_INT_VEC4: return TYPE_INT_VEC4; |
| case TOKEN_UINT: return TYPE_UINT; |
| case TOKEN_UINT_VEC2: return TYPE_UINT_VEC2; |
| case TOKEN_UINT_VEC3: return TYPE_UINT_VEC3; |
| case TOKEN_UINT_VEC4: return TYPE_UINT_VEC4; |
| case TOKEN_BOOL: return TYPE_BOOL; |
| case TOKEN_BOOL_VEC2: return TYPE_BOOL_VEC2; |
| case TOKEN_BOOL_VEC3: return TYPE_BOOL_VEC3; |
| case TOKEN_BOOL_VEC4: return TYPE_BOOL_VEC4; |
| default: return TYPE_INVALID; |
| } |
| } |
| |
| const char* ShaderParser::getTokenName (Token token) |
| { |
| switch (token) |
| { |
| case TOKEN_INVALID: return "<invalid>"; |
| case TOKEN_EOF: return "<eof>"; |
| case TOKEN_STRING: return "<string>"; |
| case TOKEN_SHADER_SOURCE: return "source"; |
| |
| case TOKEN_INT_LITERAL: return "<int>"; |
| case TOKEN_FLOAT_LITERAL: return "<float>"; |
| |
| // identifiers |
| case TOKEN_IDENTIFIER: return "<identifier>"; |
| case TOKEN_TRUE: return "true"; |
| case TOKEN_FALSE: return "false"; |
| case TOKEN_DESC: return "desc"; |
| case TOKEN_EXPECT: return "expect"; |
| case TOKEN_GROUP: return "group"; |
| case TOKEN_CASE: return "case"; |
| case TOKEN_END: return "end"; |
| case TOKEN_VALUES: return "values"; |
| case TOKEN_BOTH: return "both"; |
| case TOKEN_VERTEX: return "vertex"; |
| case TOKEN_FRAGMENT: return "fragment"; |
| case TOKEN_TESSELLATION_CONTROL: return "tessellation_control"; |
| case TOKEN_TESSELLATION_EVALUATION: return "tessellation_evaluation"; |
| case TOKEN_GEOMETRY: return "geometry"; |
| case TOKEN_REQUIRE: return "require"; |
| case TOKEN_UNIFORM: return "uniform"; |
| case TOKEN_INPUT: return "input"; |
| case TOKEN_OUTPUT: return "output"; |
| case TOKEN_FLOAT: return "float"; |
| case TOKEN_FLOAT_VEC2: return "vec2"; |
| case TOKEN_FLOAT_VEC3: return "vec3"; |
| case TOKEN_FLOAT_VEC4: return "vec4"; |
| case TOKEN_FLOAT_MAT2: return "mat2"; |
| case TOKEN_FLOAT_MAT2X3: return "mat2x3"; |
| case TOKEN_FLOAT_MAT2X4: return "mat2x4"; |
| case TOKEN_FLOAT_MAT3X2: return "mat3x2"; |
| case TOKEN_FLOAT_MAT3: return "mat3"; |
| case TOKEN_FLOAT_MAT3X4: return "mat3x4"; |
| case TOKEN_FLOAT_MAT4X2: return "mat4x2"; |
| case TOKEN_FLOAT_MAT4X3: return "mat4x3"; |
| case TOKEN_FLOAT_MAT4: return "mat4"; |
| case TOKEN_INT: return "int"; |
| case TOKEN_INT_VEC2: return "ivec2"; |
| case TOKEN_INT_VEC3: return "ivec3"; |
| case TOKEN_INT_VEC4: return "ivec4"; |
| case TOKEN_UINT: return "uint"; |
| case TOKEN_UINT_VEC2: return "uvec2"; |
| case TOKEN_UINT_VEC3: return "uvec3"; |
| case TOKEN_UINT_VEC4: return "uvec4"; |
| case TOKEN_BOOL: return "bool"; |
| case TOKEN_BOOL_VEC2: return "bvec2"; |
| case TOKEN_BOOL_VEC3: return "bvec3"; |
| case TOKEN_BOOL_VEC4: return "bvec4"; |
| case TOKEN_IN: return "in"; |
| case TOKEN_IMPORT: return "import"; |
| case TOKEN_PIPELINE_PROGRAM: return "pipeline_program"; |
| case TOKEN_ACTIVE_STAGES: return "active_stages"; |
| |
| case TOKEN_ASSIGN: return "="; |
| case TOKEN_PLUS: return "+"; |
| case TOKEN_MINUS: return "-"; |
| case TOKEN_COMMA: return ","; |
| case TOKEN_VERTICAL_BAR: return "|"; |
| case TOKEN_SEMI_COLON: return ";"; |
| case TOKEN_LEFT_PAREN: return "("; |
| case TOKEN_RIGHT_PAREN: return ")"; |
| case TOKEN_LEFT_BRACKET: return "["; |
| case TOKEN_RIGHT_BRACKET: return "]"; |
| case TOKEN_LEFT_BRACE: return "{"; |
| case TOKEN_RIGHT_BRACE: return "}"; |
| case TOKEN_GREATER: return ">"; |
| |
| default: return "<unknown>"; |
| } |
| } |
| |
| deUint32 ShaderParser::getShaderStageLiteralFlag (void) |
| { |
| switch (m_curToken) |
| { |
| case TOKEN_VERTEX: return (1 << glu::SHADERTYPE_VERTEX); |
| case TOKEN_FRAGMENT: return (1 << glu::SHADERTYPE_FRAGMENT); |
| case TOKEN_GEOMETRY: return (1 << glu::SHADERTYPE_GEOMETRY); |
| case TOKEN_TESSELLATION_CONTROL: return (1 << glu::SHADERTYPE_TESSELLATION_CONTROL); |
| case TOKEN_TESSELLATION_EVALUATION: return (1 << glu::SHADERTYPE_TESSELLATION_EVALUATION); |
| |
| default: |
| parseError(std::string() + "invalid shader stage name, got " + m_curTokenStr); |
| return 0; |
| } |
| } |
| |
| deUint32 ShaderParser::getGLEnumFromName (const std::string& enumName) |
| { |
| static const struct |
| { |
| const char* name; |
| deUint32 value; |
| } names[] = |
| { |
| { "GL_MAX_VERTEX_IMAGE_UNIFORMS", GL_MAX_VERTEX_IMAGE_UNIFORMS }, |
| { "GL_MAX_VERTEX_ATOMIC_COUNTERS", GL_MAX_VERTEX_ATOMIC_COUNTERS }, |
| { "GL_MAX_VERTEX_SHADER_STORAGE_BLOCKS", GL_MAX_VERTEX_SHADER_STORAGE_BLOCKS }, |
| { "GL_MAX_FRAGMENT_SHADER_STORAGE_BLOCKS", GL_MAX_FRAGMENT_SHADER_STORAGE_BLOCKS }, |
| }; |
| |
| for (int ndx = 0; ndx < DE_LENGTH_OF_ARRAY(names); ++ndx) |
| if (names[ndx].name == enumName) |
| return names[ndx].value; |
| |
| parseError(std::string() + "unknown enum name, got " + enumName); |
| return 0; |
| } |
| |
| void ShaderParser::parseValueElement (DataType expectedDataType, Value& result) |
| { |
| DataType scalarType = getDataTypeScalarType(expectedDataType); |
| int scalarSize = getDataTypeScalarSize(expectedDataType); |
| |
| /* \todo [2010-04-19 petri] Support arrays. */ |
| Value::Element elems[16]; |
| |
| if (scalarSize > 1) |
| { |
| DE_ASSERT(mapDataTypeToken(m_curToken) == expectedDataType); |
| advanceToken(); // data type (float, vec2, etc.) |
| advanceToken(TOKEN_LEFT_PAREN); |
| } |
| |
| for (int scalarNdx = 0; scalarNdx < scalarSize; scalarNdx++) |
| { |
| if (scalarType == TYPE_FLOAT) |
| { |
| float signMult = 1.0f; |
| if (m_curToken == TOKEN_MINUS) |
| { |
| signMult = -1.0f; |
| advanceToken(); |
| } |
| |
| assumeToken(TOKEN_FLOAT_LITERAL); |
| elems[scalarNdx].float32 = signMult * parseFloatLiteral(m_curTokenStr.c_str()); |
| advanceToken(TOKEN_FLOAT_LITERAL); |
| } |
| else if (scalarType == TYPE_INT || scalarType == TYPE_UINT) |
| { |
| int signMult = 1; |
| if (m_curToken == TOKEN_MINUS) |
| { |
| signMult = -1; |
| advanceToken(); |
| } |
| |
| assumeToken(TOKEN_INT_LITERAL); |
| elems[scalarNdx].int32 = signMult * parseIntLiteral(m_curTokenStr.c_str()); |
| advanceToken(TOKEN_INT_LITERAL); |
| } |
| else |
| { |
| DE_ASSERT(scalarType == TYPE_BOOL); |
| elems[scalarNdx].bool32 = (m_curToken == TOKEN_TRUE); |
| if (m_curToken != TOKEN_TRUE && m_curToken != TOKEN_FALSE) |
| parseError(string("unexpected token, expecting bool: " + m_curTokenStr)); |
| advanceToken(); // true/false |
| } |
| |
| if (scalarNdx != (scalarSize - 1)) |
| advanceToken(TOKEN_COMMA); |
| } |
| |
| if (scalarSize > 1) |
| advanceToken(TOKEN_RIGHT_PAREN); |
| |
| // Store results. |
| for (int scalarNdx = 0; scalarNdx < scalarSize; scalarNdx++) |
| result.elements.push_back(elems[scalarNdx]); |
| } |
| |
| void ShaderParser::parseValue (ValueBlock& valueBlock) |
| { |
| PARSE_DBG((" parseValue()\n")); |
| |
| // Parsed results. |
| vector<Value>* dstBlock = DE_NULL; |
| DataType basicType = TYPE_LAST; |
| std::string valueName; |
| |
| // Parse storage. |
| if (m_curToken == TOKEN_UNIFORM) |
| dstBlock = &valueBlock.uniforms; |
| else if (m_curToken == TOKEN_INPUT) |
| dstBlock = &valueBlock.inputs; |
| else if (m_curToken == TOKEN_OUTPUT) |
| dstBlock = &valueBlock.outputs; |
| else |
| parseError(string("unexpected token encountered when parsing value classifier")); |
| advanceToken(); |
| |
| // Parse data type. |
| basicType = mapDataTypeToken(m_curToken); |
| if (basicType == TYPE_INVALID) |
| parseError(string("unexpected token when parsing value data type: " + m_curTokenStr)); |
| advanceToken(); |
| |
| // Parse value name. |
| if (m_curToken == TOKEN_IDENTIFIER || m_curToken == TOKEN_STRING) |
| { |
| if (m_curToken == TOKEN_IDENTIFIER) |
| valueName = m_curTokenStr; |
| else |
| valueName = parseStringLiteral(m_curTokenStr.c_str()); |
| } |
| else |
| parseError(string("unexpected token when parsing value name: " + m_curTokenStr)); |
| advanceToken(); |
| |
| // Parse assignment operator. |
| advanceToken(TOKEN_ASSIGN); |
| |
| { |
| Value value; |
| value.name = valueName; |
| value.type = VarType(basicType, PRECISION_LAST); |
| dstBlock->push_back(value); |
| } |
| |
| // Parse actual value. |
| if (m_curToken == TOKEN_LEFT_BRACKET) // value list |
| { |
| int arrayLength = 0; // \todo [2015-08-03 pyry] Currently unused |
| |
| advanceToken(TOKEN_LEFT_BRACKET); |
| |
| for (;;) |
| { |
| parseValueElement(basicType, dstBlock->back()); |
| arrayLength++; |
| |
| if (m_curToken == TOKEN_RIGHT_BRACKET) |
| break; |
| else if (m_curToken == TOKEN_VERTICAL_BAR) |
| { |
| advanceToken(); |
| continue; |
| } |
| else |
| parseError(string("unexpected token in value element array: " + m_curTokenStr)); |
| } |
| |
| advanceToken(TOKEN_RIGHT_BRACKET); |
| } |
| else // single elements |
| { |
| parseValueElement(basicType, dstBlock->back()); |
| } |
| |
| advanceToken(TOKEN_SEMI_COLON); // end of declaration |
| } |
| |
| void ShaderParser::parseValueBlock (ValueBlock& valueBlock) |
| { |
| PARSE_DBG((" parseValueBlock()\n")); |
| advanceToken(TOKEN_VALUES); |
| advanceToken(TOKEN_LEFT_BRACE); |
| |
| for (;;) |
| { |
| if (m_curToken == TOKEN_UNIFORM || m_curToken == TOKEN_INPUT || m_curToken == TOKEN_OUTPUT) |
| parseValue(valueBlock); |
| else if (m_curToken == TOKEN_RIGHT_BRACE) |
| break; |
| else |
| parseError(string("unexpected token when parsing a value block: " + m_curTokenStr)); |
| } |
| |
| advanceToken(TOKEN_RIGHT_BRACE); |
| } |
| |
| deUint32 ShaderParser::parseShaderStageList (void) |
| { |
| deUint32 mask = 0; |
| |
| assumeToken(TOKEN_LEFT_BRACE); |
| |
| // don't allow 0-sized lists |
| advanceToken(); |
| mask |= getShaderStageLiteralFlag(); |
| advanceToken(); |
| |
| for (;;) |
| { |
| if (m_curToken == TOKEN_RIGHT_BRACE) |
| break; |
| else if (m_curToken == TOKEN_COMMA) |
| { |
| deUint32 stageFlag; |
| advanceToken(); |
| |
| stageFlag = getShaderStageLiteralFlag(); |
| if (stageFlag & mask) |
| parseError(string("stage already set in the shader stage set: " + m_curTokenStr)); |
| |
| mask |= stageFlag; |
| advanceToken(); |
| } |
| else |
| parseError(string("invalid shader stage set token: " + m_curTokenStr)); |
| } |
| advanceToken(TOKEN_RIGHT_BRACE); |
| |
| return mask; |
| } |
| |
| void ShaderParser::parseRequirement (vector<RequiredCapability>& requiredCaps, vector<RequiredExtension>& requiredExts) |
| { |
| PARSE_DBG((" parseRequirement()\n")); |
| |
| advanceToken(); |
| assumeToken(TOKEN_IDENTIFIER); |
| |
| if (m_curTokenStr == "extension") |
| { |
| std::vector<std::string> anyExtensionStringList; |
| deUint32 affectedCasesFlags = -1; // by default all stages |
| |
| advanceToken(); |
| assumeToken(TOKEN_LEFT_BRACE); |
| |
| advanceToken(); |
| assumeToken(TOKEN_STRING); |
| |
| anyExtensionStringList.push_back(parseStringLiteral(m_curTokenStr.c_str())); |
| advanceToken(); |
| |
| for (;;) |
| { |
| if (m_curToken == TOKEN_RIGHT_BRACE) |
| break; |
| else if (m_curToken == TOKEN_VERTICAL_BAR) |
| { |
| advanceToken(); |
| assumeToken(TOKEN_STRING); |
| |
| anyExtensionStringList.push_back(parseStringLiteral(m_curTokenStr.c_str())); |
| advanceToken(); |
| } |
| else |
| parseError(string("invalid extension list token: " + m_curTokenStr)); |
| } |
| advanceToken(TOKEN_RIGHT_BRACE); |
| |
| if (m_curToken == TOKEN_IN) |
| { |
| advanceToken(); |
| affectedCasesFlags = parseShaderStageList(); |
| } |
| |
| requiredExts.push_back(RequiredExtension(anyExtensionStringList, affectedCasesFlags)); |
| } |
| else if (m_curTokenStr == "limit") |
| { |
| deUint32 limitEnum; |
| int limitValue; |
| |
| advanceToken(); |
| |
| assumeToken(TOKEN_STRING); |
| limitEnum = getGLEnumFromName(parseStringLiteral(m_curTokenStr.c_str())); |
| advanceToken(); |
| |
| assumeToken(TOKEN_GREATER); |
| advanceToken(); |
| |
| assumeToken(TOKEN_INT_LITERAL); |
| limitValue = parseIntLiteral(m_curTokenStr.c_str()); |
| advanceToken(); |
| |
| requiredCaps.push_back(RequiredCapability(limitEnum, limitValue)); |
| } |
| else if (m_curTokenStr == "full_glsl_es_100_support") |
| { |
| advanceToken(); |
| |
| requiredCaps.push_back(RequiredCapability(CAPABILITY_FULL_GLSL_ES_100_SUPPORT)); |
| } |
| else if (m_curTokenStr == "only_glsl_es_100_support") |
| { |
| advanceToken(); |
| |
| requiredCaps.push_back(RequiredCapability(CAPABILITY_ONLY_GLSL_ES_100_SUPPORT)); |
| } |
| else if (m_curTokenStr == "exactly_one_draw_buffer") |
| { |
| advanceToken(); |
| |
| requiredCaps.push_back(RequiredCapability(CAPABILITY_EXACTLY_ONE_DRAW_BUFFER)); |
| } |
| else |
| parseError(string("invalid requirement value: " + m_curTokenStr)); |
| } |
| |
| void ShaderParser::parseExpectResult (ExpectResult& expectResult) |
| { |
| assumeToken(TOKEN_IDENTIFIER); |
| |
| if (m_curTokenStr == "pass") |
| expectResult = EXPECT_PASS; |
| else if (m_curTokenStr == "compile_fail") |
| expectResult = EXPECT_COMPILE_FAIL; |
| else if (m_curTokenStr == "link_fail") |
| expectResult = EXPECT_LINK_FAIL; |
| else if (m_curTokenStr == "compile_or_link_fail") |
| expectResult = EXPECT_COMPILE_LINK_FAIL; |
| else if (m_curTokenStr == "validation_fail") |
| expectResult = EXPECT_VALIDATION_FAIL; |
| else if (m_curTokenStr == "build_successful") |
| expectResult = EXPECT_BUILD_SUCCESSFUL; |
| else |
| parseError(string("invalid expected result value: " + m_curTokenStr)); |
| |
| advanceToken(); |
| } |
| |
| void ShaderParser::parseFormat (DataType& format) |
| { |
| format = mapDataTypeToken(m_curToken); |
| advanceToken(); |
| } |
| |
| void ShaderParser::parseGLSLVersion (glu::GLSLVersion& version) |
| { |
| int versionNum = 0; |
| std::string postfix = ""; |
| |
| assumeToken(TOKEN_INT_LITERAL); |
| versionNum = parseIntLiteral(m_curTokenStr.c_str()); |
| advanceToken(); |
| |
| if (m_curToken == TOKEN_IDENTIFIER) |
| { |
| postfix = m_curTokenStr; |
| advanceToken(); |
| } |
| |
| DE_STATIC_ASSERT(glu::GLSL_VERSION_LAST == 15); |
| |
| if (versionNum == 100 && postfix == "es") version = glu::GLSL_VERSION_100_ES; |
| else if (versionNum == 300 && postfix == "es") version = glu::GLSL_VERSION_300_ES; |
| else if (versionNum == 310 && postfix == "es") version = glu::GLSL_VERSION_310_ES; |
| else if (versionNum == 320 && postfix == "es") version = glu::GLSL_VERSION_320_ES; |
| else if (versionNum == 130) version = glu::GLSL_VERSION_130; |
| else if (versionNum == 140) version = glu::GLSL_VERSION_140; |
| else if (versionNum == 150) version = glu::GLSL_VERSION_150; |
| else if (versionNum == 330) version = glu::GLSL_VERSION_330; |
| else if (versionNum == 400) version = glu::GLSL_VERSION_400; |
| else if (versionNum == 410) version = glu::GLSL_VERSION_410; |
| else if (versionNum == 420) version = glu::GLSL_VERSION_420; |
| else if (versionNum == 430) version = glu::GLSL_VERSION_430; |
| else if (versionNum == 440) version = glu::GLSL_VERSION_440; |
| else if (versionNum == 450) version = glu::GLSL_VERSION_450; |
| else if (versionNum == 460) version = glu::GLSL_VERSION_460; |
| else |
| parseError("Unknown GLSL version"); |
| } |
| |
| void ShaderParser::parsePipelineProgram (ProgramSpecification& program) |
| { |
| advanceToken(TOKEN_PIPELINE_PROGRAM); |
| |
| for (;;) |
| { |
| if (m_curToken == TOKEN_END) |
| break; |
| else if (m_curToken == TOKEN_ACTIVE_STAGES) |
| { |
| advanceToken(); |
| program.activeStages = parseShaderStageList(); |
| } |
| else if (m_curToken == TOKEN_REQUIRE) |
| { |
| vector<RequiredCapability> dummyCaps; |
| size_t size = program.requiredExtensions.size(); |
| parseRequirement(dummyCaps, program.requiredExtensions); |
| |
| if (size == program.requiredExtensions.size()) |
| parseError("only extension requirements are allowed inside pipeline program"); |
| } |
| else if (m_curToken == TOKEN_VERTEX || |
| m_curToken == TOKEN_FRAGMENT || |
| m_curToken == TOKEN_TESSELLATION_CONTROL || |
| m_curToken == TOKEN_TESSELLATION_EVALUATION || |
| m_curToken == TOKEN_GEOMETRY) |
| { |
| const Token token = m_curToken; |
| string source; |
| |
| advanceToken(); |
| assumeToken(TOKEN_SHADER_SOURCE); |
| source = parseShaderSource(m_curTokenStr.c_str()); |
| advanceToken(); |
| |
| switch (token) |
| { |
| case TOKEN_VERTEX: program.sources.sources[SHADERTYPE_VERTEX].push_back(source); break; |
| case TOKEN_FRAGMENT: program.sources.sources[SHADERTYPE_FRAGMENT].push_back(source); break; |
| case TOKEN_TESSELLATION_CONTROL: program.sources.sources[SHADERTYPE_TESSELLATION_CONTROL].push_back(source); break; |
| case TOKEN_TESSELLATION_EVALUATION: program.sources.sources[SHADERTYPE_TESSELLATION_EVALUATION].push_back(source); break; |
| case TOKEN_GEOMETRY: program.sources.sources[SHADERTYPE_GEOMETRY].push_back(source); break; |
| default: |
| parseError(DE_FALSE); |
| } |
| } |
| else |
| parseError(string("invalid pipeline program value: " + m_curTokenStr)); |
| } |
| advanceToken(TOKEN_END); |
| |
| if (program.activeStages == 0) |
| parseError("program pipeline object must have active stages"); |
| } |
| |
| void ShaderParser::parseShaderCase (vector<tcu::TestNode*>& shaderNodeList) |
| { |
| // Parse 'case'. |
| PARSE_DBG((" parseShaderCase()\n")); |
| advanceToken(TOKEN_CASE); |
| |
| // Parse case name. |
| string caseName = m_curTokenStr; |
| advanceToken(); // \note [pyry] All token types are allowed here. |
| |
| // \todo [pyry] Optimize by parsing most stuff directly to ShaderCaseSpecification |
| |
| // Setup case. |
| GLSLVersion version = DEFAULT_GLSL_VERSION; |
| ExpectResult expectResult = EXPECT_PASS; |
| OutputType outputType = OUTPUT_RESULT; |
| DataType format = TYPE_LAST; |
| string description; |
| string bothSource; |
| vector<string> vertexSources; |
| vector<string> fragmentSources; |
| vector<string> tessellationCtrlSources; |
| vector<string> tessellationEvalSources; |
| vector<string> geometrySources; |
| ValueBlock valueBlock; |
| bool valueBlockSeen = false; |
| vector<RequiredCapability> requiredCaps; |
| vector<RequiredExtension> requiredExts; |
| vector<ProgramSpecification> pipelinePrograms; |
| |
| for (;;) |
| { |
| if (m_curToken == TOKEN_END) |
| break; |
| else if (m_curToken == TOKEN_DESC) |
| { |
| advanceToken(); |
| assumeToken(TOKEN_STRING); |
| description = parseStringLiteral(m_curTokenStr.c_str()); |
| advanceToken(); |
| } |
| else if (m_curToken == TOKEN_EXPECT) |
| { |
| advanceToken(); |
| parseExpectResult(expectResult); |
| } |
| else if (m_curToken == TOKEN_OUTPUT_COLOR) |
| { |
| outputType = OUTPUT_COLOR; |
| advanceToken(); |
| parseFormat(format); |
| } |
| else if (m_curToken == TOKEN_VALUES) |
| { |
| if (valueBlockSeen) |
| parseError("multiple value blocks"); |
| parseValueBlock(valueBlock); |
| valueBlockSeen = true; |
| } |
| else if (m_curToken == TOKEN_BOTH || |
| m_curToken == TOKEN_VERTEX || |
| m_curToken == TOKEN_FRAGMENT || |
| m_curToken == TOKEN_TESSELLATION_CONTROL || |
| m_curToken == TOKEN_TESSELLATION_EVALUATION || |
| m_curToken == TOKEN_GEOMETRY) |
| { |
| const Token token = m_curToken; |
| string source; |
| |
| advanceToken(); |
| assumeToken(TOKEN_SHADER_SOURCE); |
| source = parseShaderSource(m_curTokenStr.c_str()); |
| advanceToken(); |
| |
| switch (token) |
| { |
| case TOKEN_VERTEX: vertexSources.push_back(source); break; |
| case TOKEN_FRAGMENT: fragmentSources.push_back(source); break; |
| case TOKEN_TESSELLATION_CONTROL: tessellationCtrlSources.push_back(source); break; |
| case TOKEN_TESSELLATION_EVALUATION: tessellationEvalSources.push_back(source); break; |
| case TOKEN_GEOMETRY: geometrySources.push_back(source); break; |
| case TOKEN_BOTH: |
| { |
| if (!bothSource.empty()) |
| parseError("multiple 'both' blocks"); |
| bothSource = source; |
| break; |
| } |
| |
| default: |
| parseError(DE_FALSE); |
| } |
| } |
| else if (m_curToken == TOKEN_VERSION) |
| { |
| advanceToken(); |
| parseGLSLVersion(version); |
| } |
| else if (m_curToken == TOKEN_REQUIRE) |
| { |
| parseRequirement(requiredCaps, requiredExts); |
| } |
| else if (m_curToken == TOKEN_PIPELINE_PROGRAM) |
| { |
| ProgramSpecification pipelineProgram; |
| parsePipelineProgram(pipelineProgram); |
| pipelineProgram.sources.separable = true; |
| pipelinePrograms.push_back(pipelineProgram); |
| } |
| else |
| parseError(string("unexpected token while parsing shader case: " + m_curTokenStr)); |
| } |
| |
| advanceToken(TOKEN_END); // case end |
| |
| if (!bothSource.empty()) |
| { |
| if (!vertexSources.empty() || |
| !fragmentSources.empty() || |
| !tessellationCtrlSources.empty() || |
| !tessellationEvalSources.empty() || |
| !geometrySources.empty() || |
| !pipelinePrograms.empty()) |
| { |
| parseError("'both' cannot be mixed with other shader stages"); |
| } |
| |
| // vertex |
| { |
| ShaderCaseSpecification spec; |
| spec.caseType = CASETYPE_VERTEX_ONLY; |
| spec.expectResult = expectResult; |
| spec.targetVersion = version; |
| spec.requiredCaps = requiredCaps; |
| spec.values = valueBlock; |
| |
| spec.programs.resize(1); |
| spec.programs[0].sources << VertexSource(bothSource); |
| spec.programs[0].requiredExtensions = requiredExts; |
| |
| shaderNodeList.push_back(m_caseFactory->createCase(caseName + "_vertex", description, ShaderCaseSpecification(spec))); |
| } |
| |
| // fragment |
| { |
| ShaderCaseSpecification spec; |
| spec.caseType = CASETYPE_FRAGMENT_ONLY; |
| spec.expectResult = expectResult; |
| spec.targetVersion = version; |
| spec.requiredCaps = requiredCaps; |
| spec.values = valueBlock; |
| |
| spec.programs.resize(1); |
| spec.programs[0].sources << FragmentSource(bothSource); |
| spec.programs[0].requiredExtensions = requiredExts; |
| |
| shaderNodeList.push_back(m_caseFactory->createCase(caseName + "_fragment", description, ShaderCaseSpecification(spec))); |
| } |
| } |
| else if (pipelinePrograms.empty()) |
| { |
| ShaderCaseSpecification spec; |
| spec.caseType = CASETYPE_COMPLETE; |
| spec.expectResult = expectResult; |
| spec.outputType = outputType; |
| spec.outputFormat = format; |
| spec.targetVersion = version; |
| spec.requiredCaps = requiredCaps; |
| spec.values = valueBlock; |
| |
| spec.programs.resize(1); |
| spec.programs[0].sources.sources[SHADERTYPE_VERTEX].swap(vertexSources); |
| spec.programs[0].sources.sources[SHADERTYPE_FRAGMENT].swap(fragmentSources); |
| spec.programs[0].sources.sources[SHADERTYPE_TESSELLATION_CONTROL].swap(tessellationCtrlSources); |
| spec.programs[0].sources.sources[SHADERTYPE_TESSELLATION_EVALUATION].swap(tessellationEvalSources); |
| spec.programs[0].sources.sources[SHADERTYPE_GEOMETRY].swap(geometrySources); |
| spec.programs[0].requiredExtensions.swap(requiredExts); |
| |
| shaderNodeList.push_back(m_caseFactory->createCase(caseName, description, ShaderCaseSpecification(spec))); |
| } |
| else |
| { |
| if (!vertexSources.empty() || |
| !fragmentSources.empty() || |
| !tessellationCtrlSources.empty() || |
| !tessellationEvalSources.empty() || |
| !geometrySources.empty()) |
| { |
| parseError("pipeline programs cannot be mixed with complete programs"); |
| } |
| |
| if (!requiredExts.empty()) |
| parseError("global extension requirements cannot be mixed with pipeline programs"); |
| |
| // Pipeline case, multiple programs |
| { |
| ShaderCaseSpecification spec; |
| spec.caseType = CASETYPE_COMPLETE; |
| spec.expectResult = expectResult; |
| spec.targetVersion = version; |
| spec.requiredCaps = requiredCaps; |
| spec.values = valueBlock; |
| |
| spec.programs.swap(pipelinePrograms); |
| |
| shaderNodeList.push_back(m_caseFactory->createCase(caseName, description, ShaderCaseSpecification(spec))); |
| } |
| } |
| } |
| |
| void ShaderParser::parseShaderGroup (vector<tcu::TestNode*>& shaderNodeList) |
| { |
| // Parse 'case'. |
| PARSE_DBG((" parseShaderGroup()\n")); |
| advanceToken(TOKEN_GROUP); |
| |
| // Parse case name. |
| string name = m_curTokenStr; |
| advanceToken(); // \note [pyry] We don't want to check token type here (for instance to allow "uniform") group. |
| |
| // Parse description. |
| assumeToken(TOKEN_STRING); |
| string description = parseStringLiteral(m_curTokenStr.c_str()); |
| advanceToken(TOKEN_STRING); |
| |
| std::vector<tcu::TestNode*> children; |
| |
| // Parse group children. |
| for (;;) |
| { |
| if (m_curToken == TOKEN_END) |
| break; |
| else if (m_curToken == TOKEN_GROUP) |
| parseShaderGroup(children); |
| else if (m_curToken == TOKEN_CASE) |
| parseShaderCase(children); |
| else if (m_curToken == TOKEN_IMPORT) |
| parseImport(children); |
| else |
| parseError(string("unexpected token while parsing shader group: " + m_curTokenStr)); |
| } |
| |
| advanceToken(TOKEN_END); // group end |
| |
| // Create group node. |
| tcu::TestCaseGroup* groupNode = m_caseFactory->createGroup(name, description, children); |
| shaderNodeList.push_back(groupNode); |
| } |
| |
| void ShaderParser::parseImport (vector<tcu::TestNode*>& shaderNodeList) |
| { |
| std::string importFileName; |
| |
| advanceToken(TOKEN_IMPORT); |
| |
| assumeToken(TOKEN_STRING); |
| importFileName = parseStringLiteral(m_curTokenStr.c_str()); |
| advanceToken(TOKEN_STRING); |
| |
| { |
| ShaderParser subParser (m_archive, de::FilePath::join(de::FilePath(m_filename).getDirName(), importFileName).getPath(), m_caseFactory); |
| const vector<tcu::TestNode*> importedCases = subParser.parse(); |
| |
| // \todo [2015-08-03 pyry] Not exception safe |
| shaderNodeList.insert(shaderNodeList.end(), importedCases.begin(), importedCases.end()); |
| } |
| } |
| |
| vector<tcu::TestNode*> ShaderParser::parse (void) |
| { |
| const int dataLen = m_resource->getSize(); |
| |
| m_input.resize(dataLen+1); |
| m_resource->setPosition(0); |
| m_resource->read((deUint8*)&m_input[0], dataLen); |
| m_input[dataLen] = '\0'; |
| |
| // Initialize parser. |
| m_curPtr = &m_input[0]; |
| m_curToken = TOKEN_INVALID; |
| m_curTokenStr = ""; |
| advanceToken(); |
| |
| vector<tcu::TestNode*> nodeList; |
| |
| // Parse all cases. |
| PARSE_DBG(("parse()\n")); |
| for (;;) |
| { |
| if (m_curToken == TOKEN_CASE) |
| parseShaderCase(nodeList); |
| else if (m_curToken == TOKEN_GROUP) |
| parseShaderGroup(nodeList); |
| else if (m_curToken == TOKEN_IMPORT) |
| parseImport(nodeList); |
| else if (m_curToken == TOKEN_EOF) |
| break; |
| else |
| parseError(string("invalid token encountered at main level: '") + m_curTokenStr + "'"); |
| } |
| |
| assumeToken(TOKEN_EOF); |
| // printf(" parsed %d test cases.\n", caseList.size()); |
| return nodeList; |
| } |
| |
| std::vector<tcu::TestNode*> parseFile (const tcu::Archive& archive, const std::string& filename, ShaderCaseFactory* caseFactory) |
| { |
| sl::ShaderParser parser (archive, filename, caseFactory); |
| |
| return parser.parse(); |
| } |
| |
| // Execution utilities |
| |
| static void dumpValue (tcu::TestLog& log, const Value& val, const char* storageName, int arrayNdx) |
| { |
| const char* const valueName = val.name.c_str(); |
| const DataType dataType = val.type.getBasicType(); |
| int scalarSize = getDataTypeScalarSize(dataType); |
| ostringstream result; |
| |
| result << " " << storageName << " "; |
| |
| result << getDataTypeName(dataType) << " " << valueName << ":"; |
| |
| if (isDataTypeScalar(dataType)) |
| result << " "; |
| if (isDataTypeVector(dataType)) |
| result << " [ "; |
| else if (isDataTypeMatrix(dataType)) |
| result << "\n"; |
| |
| if (isDataTypeScalarOrVector(dataType)) |
| { |
| for (int scalarNdx = 0; scalarNdx < scalarSize; scalarNdx++) |
| { |
| int elemNdx = arrayNdx; |
| const Value::Element& e = val.elements[elemNdx*scalarSize + scalarNdx]; |
| result << ((scalarNdx != 0) ? ", " : ""); |
| |
| if (isDataTypeFloatOrVec(dataType)) |
| result << e.float32; |
| else if (isDataTypeIntOrIVec(dataType)) |
| result << e.int32; |
| else if (isDataTypeUintOrUVec(dataType)) |
| result << (deUint32)e.int32; |
| else if (isDataTypeBoolOrBVec(dataType)) |
| result << (e.bool32 ? "true" : "false"); |
| } |
| } |
| else if (isDataTypeMatrix(dataType)) |
| { |
| int numRows = getDataTypeMatrixNumRows(dataType); |
| int numCols = getDataTypeMatrixNumColumns(dataType); |
| for (int rowNdx = 0; rowNdx < numRows; rowNdx++) |
| { |
| result << " [ "; |
| for (int colNdx = 0; colNdx < numCols; colNdx++) |
| { |
| int elemNdx = arrayNdx; |
| float v = val.elements[elemNdx*scalarSize + rowNdx*numCols + colNdx].float32; |
| result << ((colNdx==0) ? "" : ", ") << v; |
| } |
| result << " ]\n"; |
| } |
| } |
| |
| if (isDataTypeScalar(dataType)) |
| result << "\n"; |
| else if (isDataTypeVector(dataType)) |
| result << " ]\n"; |
| |
| log << TestLog::Message << result.str() << TestLog::EndMessage; |
| } |
| |
| static void dumpValues (tcu::TestLog& log, const vector<Value>& values, const char* storageName, int arrayNdx) |
| { |
| for (size_t valNdx = 0; valNdx < values.size(); valNdx++) |
| dumpValue(log, values[valNdx], storageName, arrayNdx); |
| } |
| |
| void dumpValues (tcu::TestLog& log, const ValueBlock& values, int arrayNdx) |
| { |
| dumpValues(log, values.inputs, "input", arrayNdx); |
| dumpValues(log, values.outputs, "expected", arrayNdx); |
| dumpValues(log, values.uniforms, "uniform", arrayNdx); |
| } |
| |
| static void generateExtensionStatements (std::ostringstream& buf, const std::vector<RequiredExtension>& extensions, glu::ShaderType type) |
| { |
| for (size_t ndx = 0; ndx < extensions.size(); ++ndx) |
| { |
| DE_ASSERT(extensions[ndx].effectiveStages != 0u && |
| extensions[ndx].alternatives.size() == 1); |
| |
| if ((extensions[ndx].effectiveStages & (1u << (deUint32)type)) != 0) |
| buf << "#extension " << extensions[ndx].alternatives[0] << " : require\n"; |
| } |
| } |
| |
| // Injects #extension XXX : require lines after the last preprocessor directive in the shader code. Does not support line continuations |
| std::string injectExtensionRequirements (const std::string& baseCode, const std::vector<RequiredExtension>& extensions, glu::ShaderType shaderType) |
| { |
| std::istringstream baseCodeBuf (baseCode); |
| std::ostringstream resultBuf; |
| std::string line; |
| bool firstNonPreprocessorLine = true; |
| std::ostringstream extStr; |
| |
| generateExtensionStatements(extStr, extensions, shaderType); |
| |
| // skip if no requirements |
| if (extStr.str().empty()) |
| return baseCode; |
| |
| while (std::getline(baseCodeBuf, line)) |
| { |
| // begins with '#'? |
| const std::string::size_type firstNonWhitespace = line.find_first_not_of("\t "); |
| const bool isPreprocessorDirective = (firstNonWhitespace != std::string::npos && line.at(firstNonWhitespace) == '#'); |
| |
| // Inject #extensions |
| if (!isPreprocessorDirective && firstNonPreprocessorLine) |
| { |
| firstNonPreprocessorLine = false; |
| resultBuf << extStr.str(); |
| } |
| |
| resultBuf << line << "\n"; |
| } |
| |
| return resultBuf.str(); |
| } |
| |
| void genCompareFunctions (ostringstream& stream, const ValueBlock& valueBlock, bool useFloatTypes) |
| { |
| bool cmpTypeFound[TYPE_LAST]; |
| for (int i = 0; i < TYPE_LAST; i++) |
| cmpTypeFound[i] = false; |
| |
| for (size_t valueNdx = 0; valueNdx < valueBlock.outputs.size(); valueNdx++) |
| { |
| const Value& val = valueBlock.outputs[valueNdx]; |
| cmpTypeFound[(size_t)val.type.getBasicType()] = true; |
| } |
| |
| if (useFloatTypes) |
| { |
| if (cmpTypeFound[TYPE_BOOL]) stream << "bool isOk (float a, bool b) { return ((a > 0.5) == b); }\n"; |
| if (cmpTypeFound[TYPE_BOOL_VEC2]) stream << "bool isOk (vec2 a, bvec2 b) { return (greaterThan(a, vec2(0.5)) == b); }\n"; |
| if (cmpTypeFound[TYPE_BOOL_VEC3]) stream << "bool isOk (vec3 a, bvec3 b) { return (greaterThan(a, vec3(0.5)) == b); }\n"; |
| if (cmpTypeFound[TYPE_BOOL_VEC4]) stream << "bool isOk (vec4 a, bvec4 b) { return (greaterThan(a, vec4(0.5)) == b); }\n"; |
| if (cmpTypeFound[TYPE_INT]) stream << "bool isOk (float a, int b) { float atemp = a+0.5; return (float(b) <= atemp && atemp <= float(b+1)); }\n"; |
| if (cmpTypeFound[TYPE_INT_VEC2]) stream << "bool isOk (vec2 a, ivec2 b) { return (ivec2(floor(a + 0.5)) == b); }\n"; |
| if (cmpTypeFound[TYPE_INT_VEC3]) stream << "bool isOk (vec3 a, ivec3 b) { return (ivec3(floor(a + 0.5)) == b); }\n"; |
| if (cmpTypeFound[TYPE_INT_VEC4]) stream << "bool isOk (vec4 a, ivec4 b) { return (ivec4(floor(a + 0.5)) == b); }\n"; |
| if (cmpTypeFound[TYPE_UINT]) stream << "bool isOk (float a, uint b) { float atemp = a+0.5; return (float(b) <= atemp && atemp <= float(b+1u)); }\n"; |
| if (cmpTypeFound[TYPE_UINT_VEC2]) stream << "bool isOk (vec2 a, uvec2 b) { return (uvec2(floor(a + 0.5)) == b); }\n"; |
| if (cmpTypeFound[TYPE_UINT_VEC3]) stream << "bool isOk (vec3 a, uvec3 b) { return (uvec3(floor(a + 0.5)) == b); }\n"; |
| if (cmpTypeFound[TYPE_UINT_VEC4]) stream << "bool isOk (vec4 a, uvec4 b) { return (uvec4(floor(a + 0.5)) == b); }\n"; |
| } |
| else |
| { |
| if (cmpTypeFound[TYPE_BOOL]) stream << "bool isOk (bool a, bool b) { return (a == b); }\n"; |
| if (cmpTypeFound[TYPE_BOOL_VEC2]) stream << "bool isOk (bvec2 a, bvec2 b) { return (a == b); }\n"; |
| if (cmpTypeFound[TYPE_BOOL_VEC3]) stream << "bool isOk (bvec3 a, bvec3 b) { return (a == b); }\n"; |
| if (cmpTypeFound[TYPE_BOOL_VEC4]) stream << "bool isOk (bvec4 a, bvec4 b) { return (a == b); }\n"; |
| if (cmpTypeFound[TYPE_INT]) stream << "bool isOk (int a, int b) { return (a == b); }\n"; |
| if (cmpTypeFound[TYPE_INT_VEC2]) stream << "bool isOk (ivec2 a, ivec2 b) { return (a == b); }\n"; |
| if (cmpTypeFound[TYPE_INT_VEC3]) stream << "bool isOk (ivec3 a, ivec3 b) { return (a == b); }\n"; |
| if (cmpTypeFound[TYPE_INT_VEC4]) stream << "bool isOk (ivec4 a, ivec4 b) { return (a == b); }\n"; |
| if (cmpTypeFound[TYPE_UINT]) stream << "bool isOk (uint a, uint b) { return (a == b); }\n"; |
| if (cmpTypeFound[TYPE_UINT_VEC2]) stream << "bool isOk (uvec2 a, uvec2 b) { return (a == b); }\n"; |
| if (cmpTypeFound[TYPE_UINT_VEC3]) stream << "bool isOk (uvec3 a, uvec3 b) { return (a == b); }\n"; |
| if (cmpTypeFound[TYPE_UINT_VEC4]) stream << "bool isOk (uvec4 a, uvec4 b) { return (a == b); }\n"; |
| } |
| |
| if (cmpTypeFound[TYPE_FLOAT]) stream << "bool isOk (float a, float b, float eps) { return (abs(a-b) <= (eps*abs(b) + eps)); }\n"; |
| if (cmpTypeFound[TYPE_FLOAT_VEC2]) stream << "bool isOk (vec2 a, vec2 b, float eps) { return all(lessThanEqual(abs(a-b), (eps*abs(b) + eps))); }\n"; |
| if (cmpTypeFound[TYPE_FLOAT_VEC3]) stream << "bool isOk (vec3 a, vec3 b, float eps) { return all(lessThanEqual(abs(a-b), (eps*abs(b) + eps))); }\n"; |
| if (cmpTypeFound[TYPE_FLOAT_VEC4]) stream << "bool isOk (vec4 a, vec4 b, float eps) { return all(lessThanEqual(abs(a-b), (eps*abs(b) + eps))); }\n"; |
| |
| if (cmpTypeFound[TYPE_FLOAT_MAT2]) stream << "bool isOk (mat2 a, mat2 b, float eps) { vec2 diff = max(abs(a[0]-b[0]), abs(a[1]-b[1])); return all(lessThanEqual(diff, vec2(eps))); }\n"; |
| if (cmpTypeFound[TYPE_FLOAT_MAT2X3]) stream << "bool isOk (mat2x3 a, mat2x3 b, float eps) { vec3 diff = max(abs(a[0]-b[0]), abs(a[1]-b[1])); return all(lessThanEqual(diff, vec3(eps))); }\n"; |
| if (cmpTypeFound[TYPE_FLOAT_MAT2X4]) stream << "bool isOk (mat2x4 a, mat2x4 b, float eps) { vec4 diff = max(abs(a[0]-b[0]), abs(a[1]-b[1])); return all(lessThanEqual(diff, vec4(eps))); }\n"; |
| if (cmpTypeFound[TYPE_FLOAT_MAT3X2]) stream << "bool isOk (mat3x2 a, mat3x2 b, float eps) { vec2 diff = max(max(abs(a[0]-b[0]), abs(a[1]-b[1])), abs(a[2]-b[2])); return all(lessThanEqual(diff, vec2(eps))); }\n"; |
| if (cmpTypeFound[TYPE_FLOAT_MAT3]) stream << "bool isOk (mat3 a, mat3 b, float eps) { vec3 diff = max(max(abs(a[0]-b[0]), abs(a[1]-b[1])), abs(a[2]-b[2])); return all(lessThanEqual(diff, vec3(eps))); }\n"; |
| if (cmpTypeFound[TYPE_FLOAT_MAT3X4]) stream << "bool isOk (mat3x4 a, mat3x4 b, float eps) { vec4 diff = max(max(abs(a[0]-b[0]), abs(a[1]-b[1])), abs(a[2]-b[2])); return all(lessThanEqual(diff, vec4(eps))); }\n"; |
| if (cmpTypeFound[TYPE_FLOAT_MAT4X2]) stream << "bool isOk (mat4x2 a, mat4x2 b, float eps) { vec2 diff = max(max(abs(a[0]-b[0]), abs(a[1]-b[1])), max(abs(a[2]-b[2]), abs(a[3]-b[3]))); return all(lessThanEqual(diff, vec2(eps))); }\n"; |
| if (cmpTypeFound[TYPE_FLOAT_MAT4X3]) stream << "bool isOk (mat4x3 a, mat4x3 b, float eps) { vec3 diff = max(max(abs(a[0]-b[0]), abs(a[1]-b[1])), max(abs(a[2]-b[2]), abs(a[3]-b[3]))); return all(lessThanEqual(diff, vec3(eps))); }\n"; |
| if (cmpTypeFound[TYPE_FLOAT_MAT4]) stream << "bool isOk (mat4 a, mat4 b, float eps) { vec4 diff = max(max(abs(a[0]-b[0]), abs(a[1]-b[1])), max(abs(a[2]-b[2]), abs(a[3]-b[3]))); return all(lessThanEqual(diff, vec4(eps))); }\n"; |
| } |
| |
| } // sl |
| } // glu |