void SetLineNumber(TSourceLoc line, TSourceLoc& outLine)
{
outLine.file = NULL;
outLine.line = line.line;
if (line.file && line.file[0])
{
// GLSL does not permit quoted strings in #line directives
if(line.file[0] == '"')
{
TString stripped(line.file + 1);
size_t len = stripped.size();
if(stripped[len - 1] == '"')
{
stripped.resize(len - 1);
}
outLine.file = NewPoolTString(stripped.c_str())->c_str();
}
else
{
outLine.file = NewPoolTString(line.file)->c_str();
}
}
}
TSymbolTableLevel* TSymbolTableLevel::clone() const
{
TSymbolTableLevel *symTableLevel = new TSymbolTableLevel();
symTableLevel->anonId = anonId;
symTableLevel->thisLevel = thisLevel;
std::vector<bool> containerCopied(anonId, false);
tLevel::const_iterator iter;
for (iter = level.begin(); iter != level.end(); ++iter) {
const TAnonMember* anon = iter->second->getAsAnonMember();
if (anon) {
// Insert all the anonymous members of this same container at once,
// avoid inserting the other members in the future, once this has been done,
// allowing them to all be part of the same new container.
if (! containerCopied[anon->getAnonId()]) {
TVariable* container = anon->getAnonContainer().clone();
container->changeName(NewPoolTString(""));
// insert the whole container
symTableLevel->insert(*container, false);
containerCopied[anon->getAnonId()] = true;
}
} else
symTableLevel->insert(*iter->second->clone(), false);
}
return symTableLevel;
}
const TString *TFunction::buildMangledName() const
{
std::string newName = mangleName(getName()).c_str();
for (const auto &p : parameters)
{
newName += p.type->getMangledName().c_str();
}
return NewPoolTString(newName.c_str());
}
//
// Make the passed-in variable information become a member of the
// global uniform block. If this doesn't exist yet, make it.
//
void TParseContextBase::growGlobalUniformBlock(TSourceLoc& loc, TType& memberType, TString& memberName)
{
// make the global block, if not yet made
if (globalUniformBlock == nullptr) {
TString& blockName = *NewPoolTString(getGlobalUniformBlockName());
TQualifier blockQualifier;
blockQualifier.clear();
blockQualifier.storage = EvqUniform;
TType blockType(new TTypeList, blockName, blockQualifier);
TString* instanceName = NewPoolTString("");
globalUniformBlock = new TVariable(instanceName, blockType, true);
firstNewMember = 0;
}
// add the requested member as a member to the block
TType* type = new TType;
type->shallowCopy(memberType);
type->setFieldName(memberName);
TTypeLoc typeLoc = {type, loc};
globalUniformBlock->getType().getWritableStruct()->push_back(typeLoc);
}
//
// Make the passed-in variable information become a member of the
// global uniform block. If this doesn't exist yet, make it.
//
void TParseContextBase::growGlobalUniformBlock(const TSourceLoc& loc, TType& memberType, const TString& memberName, TTypeList* typeList)
{
// Make the global block, if not yet made.
if (globalUniformBlock == nullptr) {
TQualifier blockQualifier;
blockQualifier.clear();
blockQualifier.storage = EvqUniform;
TType blockType(new TTypeList, *NewPoolTString(getGlobalUniformBlockName()), blockQualifier);
setUniformBlockDefaults(blockType);
globalUniformBlock = new TVariable(NewPoolTString(""), blockType, true);
firstNewMember = 0;
}
// Update with binding and set
globalUniformBlock->getWritableType().getQualifier().layoutBinding = globalUniformBinding;
globalUniformBlock->getWritableType().getQualifier().layoutSet = globalUniformSet;
// Add the requested member as a member to the global block.
TType* type = new TType;
type->shallowCopy(memberType);
type->setFieldName(memberName);
if (typeList)
type->setStruct(typeList);
TTypeLoc typeLoc = {type, loc};
globalUniformBlock->getType().getWritableStruct()->push_back(typeLoc);
// Insert into the symbol table.
if (firstNewMember == 0) {
// This is the first request; we need a normal symbol table insert
if (symbolTable.insert(*globalUniformBlock))
trackLinkage(*globalUniformBlock);
else
error(loc, "failed to insert the global constant buffer", "uniform", "");
} else {
// This is a follow-on request; we need to amend the first insert
symbolTable.amend(*globalUniformBlock, firstNewMember);
}
++firstNewMember;
}
int TScanContext::identifierOrType()
{
parserToken->sType.lex.string = NewPoolTString(tokenText);
if (field)
return IDENTIFIER;
parserToken->sType.lex.symbol = parseContext.symbolTable.find(*parserToken->sType.lex.string);
if (afterType == false && parserToken->sType.lex.symbol) {
if (const TVariable* variable = parserToken->sType.lex.symbol->getAsVariable()) {
if (variable->isUserType()) {
afterType = true;
return TYPE_NAME;
}
}
}
return IDENTIFIER;
}
void InsertBuiltInFunctions(sh::GLenum type, ShShaderSpec spec, const ShBuiltInResources &resources, TSymbolTable &symbolTable)
{
const TType *float1 = TCache::getType(EbtFloat);
const TType *float2 = TCache::getType(EbtFloat, 2);
const TType *float3 = TCache::getType(EbtFloat, 3);
const TType *float4 = TCache::getType(EbtFloat, 4);
const TType *int1 = TCache::getType(EbtInt);
const TType *int2 = TCache::getType(EbtInt, 2);
const TType *int3 = TCache::getType(EbtInt, 3);
const TType *uint1 = TCache::getType(EbtUInt);
const TType *bool1 = TCache::getType(EbtBool);
const TType *genType = TCache::getType(EbtGenType);
const TType *genIType = TCache::getType(EbtGenIType);
const TType *genUType = TCache::getType(EbtGenUType);
const TType *genBType = TCache::getType(EbtGenBType);
//
// Angle and Trigonometric Functions.
//
symbolTable.insertBuiltIn(COMMON_BUILTINS, EOpRadians, genType, "radians", genType);
symbolTable.insertBuiltIn(COMMON_BUILTINS, EOpDegrees, genType, "degrees", genType);
symbolTable.insertBuiltIn(COMMON_BUILTINS, EOpSin, genType, "sin", genType);
symbolTable.insertBuiltIn(COMMON_BUILTINS, EOpCos, genType, "cos", genType);
symbolTable.insertBuiltIn(COMMON_BUILTINS, EOpTan, genType, "tan", genType);
symbolTable.insertBuiltIn(COMMON_BUILTINS, EOpAsin, genType, "asin", genType);
symbolTable.insertBuiltIn(COMMON_BUILTINS, EOpAcos, genType, "acos", genType);
symbolTable.insertBuiltIn(COMMON_BUILTINS, EOpAtan, genType, "atan", genType, genType);
symbolTable.insertBuiltIn(COMMON_BUILTINS, EOpAtan, genType, "atan", genType);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, EOpSinh, genType, "sinh", genType);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, EOpCosh, genType, "cosh", genType);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, EOpTanh, genType, "tanh", genType);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, EOpAsinh, genType, "asinh", genType);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, EOpAcosh, genType, "acosh", genType);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, EOpAtanh, genType, "atanh", genType);
//
// Exponential Functions.
//
symbolTable.insertBuiltIn(COMMON_BUILTINS, EOpPow, genType, "pow", genType, genType);
symbolTable.insertBuiltIn(COMMON_BUILTINS, EOpExp, genType, "exp", genType);
symbolTable.insertBuiltIn(COMMON_BUILTINS, EOpLog, genType, "log", genType);
symbolTable.insertBuiltIn(COMMON_BUILTINS, EOpExp2, genType, "exp2", genType);
symbolTable.insertBuiltIn(COMMON_BUILTINS, EOpLog2, genType, "log2", genType);
symbolTable.insertBuiltIn(COMMON_BUILTINS, EOpSqrt, genType, "sqrt", genType);
symbolTable.insertBuiltIn(COMMON_BUILTINS, EOpInverseSqrt, genType, "inversesqrt", genType);
//
// Common Functions.
//
symbolTable.insertBuiltIn(COMMON_BUILTINS, EOpAbs, genType, "abs", genType);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, EOpAbs, genIType, "abs", genIType);
symbolTable.insertBuiltIn(COMMON_BUILTINS, EOpSign, genType, "sign", genType);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, EOpSign, genIType, "sign", genIType);
symbolTable.insertBuiltIn(COMMON_BUILTINS, EOpFloor, genType, "floor", genType);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, EOpTrunc, genType, "trunc", genType);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, EOpRound, genType, "round", genType);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, EOpRoundEven, genType, "roundEven", genType);
symbolTable.insertBuiltIn(COMMON_BUILTINS, EOpCeil, genType, "ceil", genType);
symbolTable.insertBuiltIn(COMMON_BUILTINS, EOpFract, genType, "fract", genType);
symbolTable.insertBuiltIn(COMMON_BUILTINS, EOpMod, genType, "mod", genType, float1);
symbolTable.insertBuiltIn(COMMON_BUILTINS, EOpMod, genType, "mod", genType, genType);
symbolTable.insertBuiltIn(COMMON_BUILTINS, EOpMin, genType, "min", genType, float1);
symbolTable.insertBuiltIn(COMMON_BUILTINS, EOpMin, genType, "min", genType, genType);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, EOpMin, genIType, "min", genIType, genIType);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, EOpMin, genIType, "min", genIType, int1);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, EOpMin, genUType, "min", genUType, genUType);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, EOpMin, genUType, "min", genUType, uint1);
symbolTable.insertBuiltIn(COMMON_BUILTINS, EOpMax, genType, "max", genType, float1);
symbolTable.insertBuiltIn(COMMON_BUILTINS, EOpMax, genType, "max", genType, genType);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, EOpMax, genIType, "max", genIType, genIType);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, EOpMax, genIType, "max", genIType, int1);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, EOpMax, genUType, "max", genUType, genUType);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, EOpMax, genUType, "max", genUType, uint1);
symbolTable.insertBuiltIn(COMMON_BUILTINS, EOpClamp, genType, "clamp", genType, float1, float1);
symbolTable.insertBuiltIn(COMMON_BUILTINS, EOpClamp, genType, "clamp", genType, genType, genType);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, EOpClamp, genIType, "clamp", genIType, int1, int1);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, EOpClamp, genIType, "clamp", genIType, genIType, genIType);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, EOpClamp, genUType, "clamp", genUType, uint1, uint1);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, EOpClamp, genUType, "clamp", genUType, genUType, genUType);
symbolTable.insertBuiltIn(COMMON_BUILTINS, EOpMix, genType, "mix", genType, genType, float1);
symbolTable.insertBuiltIn(COMMON_BUILTINS, EOpMix, genType, "mix", genType, genType, genType);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, EOpMix, genType, "mix", genType, genType, genBType);
symbolTable.insertBuiltIn(COMMON_BUILTINS, EOpStep, genType, "step", genType, genType);
symbolTable.insertBuiltIn(COMMON_BUILTINS, EOpStep, genType, "step", float1, genType);
symbolTable.insertBuiltIn(COMMON_BUILTINS, EOpSmoothStep, genType, "smoothstep", genType, genType, genType);
symbolTable.insertBuiltIn(COMMON_BUILTINS, EOpSmoothStep, genType, "smoothstep", float1, float1, genType);
const TType *outFloat1 = TCache::getType(EbtFloat, EvqOut);
const TType *outFloat2 = TCache::getType(EbtFloat, EvqOut, 2);
const TType *outFloat3 = TCache::getType(EbtFloat, EvqOut, 3);
const TType *outFloat4 = TCache::getType(EbtFloat, EvqOut, 4);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, EOpModf, float1, "modf", float1, outFloat1);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, EOpModf, float2, "modf", float2, outFloat2);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, EOpModf, float3, "modf", float3, outFloat3);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, EOpModf, float4, "modf", float4, outFloat4);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, EOpIsNan, genBType, "isnan", genType);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, EOpIsInf, genBType, "isinf", genType);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, EOpFloatBitsToInt, genIType, "floatBitsToInt", genType);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, EOpFloatBitsToUint, genUType, "floatBitsToUint", genType);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, EOpIntBitsToFloat, genType, "intBitsToFloat", genIType);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, EOpUintBitsToFloat, genType, "uintBitsToFloat", genUType);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, EOpPackSnorm2x16, uint1, "packSnorm2x16", float2);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, EOpPackUnorm2x16, uint1, "packUnorm2x16", float2);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, EOpPackHalf2x16, uint1, "packHalf2x16", float2);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, EOpUnpackSnorm2x16, float2, "unpackSnorm2x16", uint1);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, EOpUnpackUnorm2x16, float2, "unpackUnorm2x16", uint1);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, EOpUnpackHalf2x16, float2, "unpackHalf2x16", uint1);
//
// Geometric Functions.
//
symbolTable.insertBuiltIn(COMMON_BUILTINS, EOpLength, float1, "length", genType);
symbolTable.insertBuiltIn(COMMON_BUILTINS, EOpDistance, float1, "distance", genType, genType);
symbolTable.insertBuiltIn(COMMON_BUILTINS, EOpDot, float1, "dot", genType, genType);
symbolTable.insertBuiltIn(COMMON_BUILTINS, EOpCross, float3, "cross", float3, float3);
symbolTable.insertBuiltIn(COMMON_BUILTINS, EOpNormalize, genType, "normalize", genType);
symbolTable.insertBuiltIn(COMMON_BUILTINS, EOpFaceForward, genType, "faceforward", genType, genType, genType);
symbolTable.insertBuiltIn(COMMON_BUILTINS, EOpReflect, genType, "reflect", genType, genType);
symbolTable.insertBuiltIn(COMMON_BUILTINS, EOpRefract, genType, "refract", genType, genType, float1);
const TType *mat2 = TCache::getType(EbtFloat, 2, 2);
const TType *mat3 = TCache::getType(EbtFloat, 3, 3);
const TType *mat4 = TCache::getType(EbtFloat, 4, 4);
const TType *mat2x3 = TCache::getType(EbtFloat, 2, 3);
const TType *mat3x2 = TCache::getType(EbtFloat, 3, 2);
const TType *mat2x4 = TCache::getType(EbtFloat, 2, 4);
const TType *mat4x2 = TCache::getType(EbtFloat, 4, 2);
const TType *mat3x4 = TCache::getType(EbtFloat, 3, 4);
const TType *mat4x3 = TCache::getType(EbtFloat, 4, 3);
//
// Matrix Functions.
//
symbolTable.insertBuiltIn(COMMON_BUILTINS, EOpMul, mat2, "matrixCompMult", mat2, mat2);
symbolTable.insertBuiltIn(COMMON_BUILTINS, EOpMul, mat3, "matrixCompMult", mat3, mat3);
symbolTable.insertBuiltIn(COMMON_BUILTINS, EOpMul, mat4, "matrixCompMult", mat4, mat4);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, EOpMul, mat2x3, "matrixCompMult", mat2x3, mat2x3);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, EOpMul, mat3x2, "matrixCompMult", mat3x2, mat3x2);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, EOpMul, mat2x4, "matrixCompMult", mat2x4, mat2x4);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, EOpMul, mat4x2, "matrixCompMult", mat4x2, mat4x2);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, EOpMul, mat3x4, "matrixCompMult", mat3x4, mat3x4);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, EOpMul, mat4x3, "matrixCompMult", mat4x3, mat4x3);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, EOpOuterProduct, mat2, "outerProduct", float2, float2);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, EOpOuterProduct, mat3, "outerProduct", float3, float3);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, EOpOuterProduct, mat4, "outerProduct", float4, float4);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, EOpOuterProduct, mat2x3, "outerProduct", float3, float2);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, EOpOuterProduct, mat3x2, "outerProduct", float2, float3);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, EOpOuterProduct, mat2x4, "outerProduct", float4, float2);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, EOpOuterProduct, mat4x2, "outerProduct", float2, float4);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, EOpOuterProduct, mat3x4, "outerProduct", float4, float3);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, EOpOuterProduct, mat4x3, "outerProduct", float3, float4);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, EOpTranspose, mat2, "transpose", mat2);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, EOpTranspose, mat3, "transpose", mat3);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, EOpTranspose, mat4, "transpose", mat4);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, EOpTranspose, mat2x3, "transpose", mat3x2);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, EOpTranspose, mat3x2, "transpose", mat2x3);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, EOpTranspose, mat2x4, "transpose", mat4x2);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, EOpTranspose, mat4x2, "transpose", mat2x4);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, EOpTranspose, mat3x4, "transpose", mat4x3);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, EOpTranspose, mat4x3, "transpose", mat3x4);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, EOpDeterminant, float1, "determinant", mat2);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, EOpDeterminant, float1, "determinant", mat3);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, EOpDeterminant, float1, "determinant", mat4);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, EOpInverse, mat2, "inverse", mat2);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, EOpInverse, mat3, "inverse", mat3);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, EOpInverse, mat4, "inverse", mat4);
const TType *vec = TCache::getType(EbtVec);
const TType *ivec = TCache::getType(EbtIVec);
const TType *uvec = TCache::getType(EbtUVec);
const TType *bvec = TCache::getType(EbtBVec);
//
// Vector relational functions.
//
symbolTable.insertBuiltIn(COMMON_BUILTINS, EOpLessThan, bvec, "lessThan", vec, vec);
symbolTable.insertBuiltIn(COMMON_BUILTINS, EOpLessThan, bvec, "lessThan", ivec, ivec);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, EOpLessThan, bvec, "lessThan", uvec, uvec);
symbolTable.insertBuiltIn(COMMON_BUILTINS, EOpLessThanEqual, bvec, "lessThanEqual", vec, vec);
symbolTable.insertBuiltIn(COMMON_BUILTINS, EOpLessThanEqual, bvec, "lessThanEqual", ivec, ivec);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, EOpLessThanEqual, bvec, "lessThanEqual", uvec, uvec);
symbolTable.insertBuiltIn(COMMON_BUILTINS, EOpGreaterThan, bvec, "greaterThan", vec, vec);
symbolTable.insertBuiltIn(COMMON_BUILTINS, EOpGreaterThan, bvec, "greaterThan", ivec, ivec);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, EOpGreaterThan, bvec, "greaterThan", uvec, uvec);
symbolTable.insertBuiltIn(COMMON_BUILTINS, EOpGreaterThanEqual, bvec, "greaterThanEqual", vec, vec);
symbolTable.insertBuiltIn(COMMON_BUILTINS, EOpGreaterThanEqual, bvec, "greaterThanEqual", ivec, ivec);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, EOpGreaterThanEqual, bvec, "greaterThanEqual", uvec, uvec);
symbolTable.insertBuiltIn(COMMON_BUILTINS, EOpVectorEqual, bvec, "equal", vec, vec);
symbolTable.insertBuiltIn(COMMON_BUILTINS, EOpVectorEqual, bvec, "equal", ivec, ivec);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, EOpVectorEqual, bvec, "equal", uvec, uvec);
symbolTable.insertBuiltIn(COMMON_BUILTINS, EOpVectorEqual, bvec, "equal", bvec, bvec);
symbolTable.insertBuiltIn(COMMON_BUILTINS, EOpVectorNotEqual, bvec, "notEqual", vec, vec);
symbolTable.insertBuiltIn(COMMON_BUILTINS, EOpVectorNotEqual, bvec, "notEqual", ivec, ivec);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, EOpVectorNotEqual, bvec, "notEqual", uvec, uvec);
symbolTable.insertBuiltIn(COMMON_BUILTINS, EOpVectorNotEqual, bvec, "notEqual", bvec, bvec);
symbolTable.insertBuiltIn(COMMON_BUILTINS, EOpAny, bool1, "any", bvec);
symbolTable.insertBuiltIn(COMMON_BUILTINS, EOpAll, bool1, "all", bvec);
symbolTable.insertBuiltIn(COMMON_BUILTINS, EOpVectorLogicalNot, bvec, "not", bvec);
const TType *sampler2D = TCache::getType(EbtSampler2D);
const TType *samplerCube = TCache::getType(EbtSamplerCube);
//
// Texture Functions for GLSL ES 1.0
//
symbolTable.insertBuiltIn(ESSL1_BUILTINS, float4, "texture2D", sampler2D, float2);
symbolTable.insertBuiltIn(ESSL1_BUILTINS, float4, "texture2DProj", sampler2D, float3);
symbolTable.insertBuiltIn(ESSL1_BUILTINS, float4, "texture2DProj", sampler2D, float4);
symbolTable.insertBuiltIn(ESSL1_BUILTINS, float4, "textureCube", samplerCube, float3);
if (resources.OES_EGL_image_external)
{
const TType *samplerExternalOES = TCache::getType(EbtSamplerExternalOES);
symbolTable.insertBuiltIn(ESSL1_BUILTINS, float4, "texture2D", samplerExternalOES, float2);
symbolTable.insertBuiltIn(ESSL1_BUILTINS, float4, "texture2DProj", samplerExternalOES, float3);
symbolTable.insertBuiltIn(ESSL1_BUILTINS, float4, "texture2DProj", samplerExternalOES, float4);
}
if (resources.ARB_texture_rectangle)
{
const TType *sampler2DRect = TCache::getType(EbtSampler2DRect);
symbolTable.insertBuiltIn(ESSL1_BUILTINS, float4, "texture2DRect", sampler2DRect, float2);
symbolTable.insertBuiltIn(ESSL1_BUILTINS, float4, "texture2DRectProj", sampler2DRect, float3);
symbolTable.insertBuiltIn(ESSL1_BUILTINS, float4, "texture2DRectProj", sampler2DRect, float4);
}
if (resources.EXT_shader_texture_lod)
{
/* The *Grad* variants are new to both vertex and fragment shaders; the fragment
* shader specific pieces are added separately below.
*/
symbolTable.insertBuiltIn(ESSL1_BUILTINS, "GL_EXT_shader_texture_lod", float4, "texture2DGradEXT", sampler2D, float2, float2, float2);
symbolTable.insertBuiltIn(ESSL1_BUILTINS, "GL_EXT_shader_texture_lod", float4, "texture2DProjGradEXT", sampler2D, float3, float2, float2);
symbolTable.insertBuiltIn(ESSL1_BUILTINS, "GL_EXT_shader_texture_lod", float4, "texture2DProjGradEXT", sampler2D, float4, float2, float2);
symbolTable.insertBuiltIn(ESSL1_BUILTINS, "GL_EXT_shader_texture_lod", float4, "textureCubeGradEXT", samplerCube, float3, float3, float3);
}
if (type == GL_FRAGMENT_SHADER)
{
symbolTable.insertBuiltIn(ESSL1_BUILTINS, float4, "texture2D", sampler2D, float2, float1);
symbolTable.insertBuiltIn(ESSL1_BUILTINS, float4, "texture2DProj", sampler2D, float3, float1);
symbolTable.insertBuiltIn(ESSL1_BUILTINS, float4, "texture2DProj", sampler2D, float4, float1);
symbolTable.insertBuiltIn(ESSL1_BUILTINS, float4, "textureCube", samplerCube, float3, float1);
if (resources.OES_standard_derivatives)
{
symbolTable.insertBuiltIn(ESSL1_BUILTINS, EOpDFdx, "GL_OES_standard_derivatives", genType, "dFdx", genType);
symbolTable.insertBuiltIn(ESSL1_BUILTINS, EOpDFdy, "GL_OES_standard_derivatives", genType, "dFdy", genType);
symbolTable.insertBuiltIn(ESSL1_BUILTINS, EOpFwidth, "GL_OES_standard_derivatives", genType, "fwidth", genType);
}
if (resources.EXT_shader_texture_lod)
{
symbolTable.insertBuiltIn(ESSL1_BUILTINS, "GL_EXT_shader_texture_lod", float4, "texture2DLodEXT", sampler2D, float2, float1);
symbolTable.insertBuiltIn(ESSL1_BUILTINS, "GL_EXT_shader_texture_lod", float4, "texture2DProjLodEXT", sampler2D, float3, float1);
symbolTable.insertBuiltIn(ESSL1_BUILTINS, "GL_EXT_shader_texture_lod", float4, "texture2DProjLodEXT", sampler2D, float4, float1);
symbolTable.insertBuiltIn(ESSL1_BUILTINS, "GL_EXT_shader_texture_lod", float4, "textureCubeLodEXT", samplerCube, float3, float1);
}
}
if (type == GL_VERTEX_SHADER)
{
symbolTable.insertBuiltIn(ESSL1_BUILTINS, float4, "texture2DLod", sampler2D, float2, float1);
symbolTable.insertBuiltIn(ESSL1_BUILTINS, float4, "texture2DProjLod", sampler2D, float3, float1);
symbolTable.insertBuiltIn(ESSL1_BUILTINS, float4, "texture2DProjLod", sampler2D, float4, float1);
symbolTable.insertBuiltIn(ESSL1_BUILTINS, float4, "textureCubeLod", samplerCube, float3, float1);
}
const TType *gvec4 = TCache::getType(EbtGVec4);
const TType *gsampler2D = TCache::getType(EbtGSampler2D);
const TType *gsamplerCube = TCache::getType(EbtGSamplerCube);
const TType *gsampler3D = TCache::getType(EbtGSampler3D);
const TType *gsampler2DArray = TCache::getType(EbtGSampler2DArray);
//
// Texture Functions for GLSL ES 3.0
//
symbolTable.insertBuiltIn(ESSL3_BUILTINS, gvec4, "texture", gsampler2D, float2);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, gvec4, "texture", gsampler3D, float3);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, gvec4, "texture", gsamplerCube, float3);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, gvec4, "texture", gsampler2DArray, float3);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, gvec4, "textureProj", gsampler2D, float3);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, gvec4, "textureProj", gsampler2D, float4);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, gvec4, "textureProj", gsampler3D, float4);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, gvec4, "textureLod", gsampler2D, float2, float1);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, gvec4, "textureLod", gsampler3D, float3, float1);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, gvec4, "textureLod", gsamplerCube, float3, float1);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, gvec4, "textureLod", gsampler2DArray, float3, float1);
if (type == GL_FRAGMENT_SHADER)
{
symbolTable.insertBuiltIn(ESSL3_BUILTINS, gvec4, "texture", gsampler2D, float2, float1);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, gvec4, "texture", gsampler3D, float3, float1);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, gvec4, "texture", gsamplerCube, float3, float1);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, gvec4, "texture", gsampler2DArray, float3, float1);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, gvec4, "textureProj", gsampler2D, float3, float1);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, gvec4, "textureProj", gsampler2D, float4, float1);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, gvec4, "textureProj", gsampler3D, float4, float1);
}
const TType *sampler2DShadow = TCache::getType(EbtSampler2DShadow);
const TType *samplerCubeShadow = TCache::getType(EbtSamplerCubeShadow);
const TType *sampler2DArrayShadow = TCache::getType(EbtSampler2DArrayShadow);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, float1, "texture", sampler2DShadow, float3);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, float1, "texture", samplerCubeShadow, float4);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, float1, "texture", sampler2DArrayShadow, float4);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, float1, "textureProj", sampler2DShadow, float4);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, float1, "textureLod", sampler2DShadow, float3, float1);
if (type == GL_FRAGMENT_SHADER)
{
symbolTable.insertBuiltIn(ESSL3_BUILTINS, float1, "texture", sampler2DShadow, float3, float1);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, float1, "texture", samplerCubeShadow, float4, float1);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, float1, "textureProj", sampler2DShadow, float4, float1);
}
symbolTable.insertBuiltIn(ESSL3_BUILTINS, int2, "textureSize", gsampler2D, int1);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, int3, "textureSize", gsampler3D, int1);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, int2, "textureSize", gsamplerCube, int1);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, int3, "textureSize", gsampler2DArray, int1);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, int2, "textureSize", sampler2DShadow, int1);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, int2, "textureSize", samplerCubeShadow, int1);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, int3, "textureSize", sampler2DArrayShadow, int1);
if (type == GL_FRAGMENT_SHADER)
{
symbolTable.insertBuiltIn(ESSL3_BUILTINS, EOpDFdx, genType, "dFdx", genType);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, EOpDFdy, genType, "dFdy", genType);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, EOpFwidth, genType, "fwidth", genType);
}
symbolTable.insertBuiltIn(ESSL3_BUILTINS, gvec4, "textureOffset", gsampler2D, float2, int2);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, gvec4, "textureOffset", gsampler3D, float3, int3);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, float1, "textureOffset", sampler2DShadow, float3, int2);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, gvec4, "textureOffset", gsampler2DArray, float3, int2);
if (type == GL_FRAGMENT_SHADER)
{
symbolTable.insertBuiltIn(ESSL3_BUILTINS, gvec4, "textureOffset", gsampler2D, float2, int2, float1);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, gvec4, "textureOffset", gsampler3D, float3, int3, float1);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, float1, "textureOffset", sampler2DShadow, float3, int2, float1);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, gvec4, "textureOffset", gsampler2DArray, float3, int2, float1);
}
symbolTable.insertBuiltIn(ESSL3_BUILTINS, gvec4, "textureProjOffset", gsampler2D, float3, int2);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, gvec4, "textureProjOffset", gsampler2D, float4, int2);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, gvec4, "textureProjOffset", gsampler3D, float4, int3);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, float1, "textureProjOffset", sampler2DShadow, float4, int2);
if (type == GL_FRAGMENT_SHADER)
{
symbolTable.insertBuiltIn(ESSL3_BUILTINS, gvec4, "textureProjOffset", gsampler2D, float3, int2, float1);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, gvec4, "textureProjOffset", gsampler2D, float4, int2, float1);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, gvec4, "textureProjOffset", gsampler3D, float4, int3, float1);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, float1, "textureProjOffset", sampler2DShadow, float4, int2, float1);
}
symbolTable.insertBuiltIn(ESSL3_BUILTINS, gvec4, "textureLodOffset", gsampler2D, float2, float1, int2);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, gvec4, "textureLodOffset", gsampler3D, float3, float1, int3);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, float1, "textureLodOffset", sampler2DShadow, float3, float1, int2);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, gvec4, "textureLodOffset", gsampler2DArray, float3, float1, int2);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, gvec4, "textureProjLod", gsampler2D, float3, float1);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, gvec4, "textureProjLod", gsampler2D, float4, float1);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, gvec4, "textureProjLod", gsampler3D, float4, float1);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, float1, "textureProjLod", sampler2DShadow, float4, float1);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, gvec4, "textureProjLodOffset", gsampler2D, float3, float1, int2);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, gvec4, "textureProjLodOffset", gsampler2D, float4, float1, int2);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, gvec4, "textureProjLodOffset", gsampler3D, float4, float1, int3);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, float1, "textureProjLodOffset", sampler2DShadow, float4, float1, int2);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, gvec4, "texelFetch", gsampler2D, int2, int1);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, gvec4, "texelFetch", gsampler3D, int3, int1);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, gvec4, "texelFetch", gsampler2DArray, int3, int1);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, gvec4, "texelFetchOffset", gsampler2D, int2, int1, int2);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, gvec4, "texelFetchOffset", gsampler3D, int3, int1, int3);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, gvec4, "texelFetchOffset", gsampler2DArray, int3, int1, int2);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, gvec4, "textureGrad", gsampler2D, float2, float2, float2);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, gvec4, "textureGrad", gsampler3D, float3, float3, float3);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, gvec4, "textureGrad", gsamplerCube, float3, float3, float3);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, float1, "textureGrad", sampler2DShadow, float3, float2, float2);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, float1, "textureGrad", samplerCubeShadow, float4, float3, float3);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, gvec4, "textureGrad", gsampler2DArray, float3, float2, float2);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, float1, "textureGrad", sampler2DArrayShadow, float4, float2, float2);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, gvec4, "textureGradOffset", gsampler2D, float2, float2, float2, int2);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, gvec4, "textureGradOffset", gsampler3D, float3, float3, float3, int3);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, float1, "textureGradOffset", sampler2DShadow, float3, float2, float2, int2);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, gvec4, "textureGradOffset", gsampler2DArray, float3, float2, float2, int2);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, float1, "textureGradOffset", sampler2DArrayShadow, float4, float2, float2, int2);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, gvec4, "textureProjGrad", gsampler2D, float3, float2, float2);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, gvec4, "textureProjGrad", gsampler2D, float4, float2, float2);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, gvec4, "textureProjGrad", gsampler3D, float4, float3, float3);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, float1, "textureProjGrad", sampler2DShadow, float4, float2, float2);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, gvec4, "textureProjGradOffset", gsampler2D, float3, float2, float2, int2);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, gvec4, "textureProjGradOffset", gsampler2D, float4, float2, float2, int2);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, gvec4, "textureProjGradOffset", gsampler3D, float4, float3, float3, int3);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, float1, "textureProjGradOffset", sampler2DShadow, float4, float2, float2, int2);
//
// Depth range in window coordinates
//
TFieldList *fields = NewPoolTFieldList();
TSourceLoc zeroSourceLoc = {0, 0, 0, 0};
TField *near = new TField(new TType(EbtFloat, EbpHigh, EvqGlobal, 1), NewPoolTString("near"), zeroSourceLoc);
TField *far = new TField(new TType(EbtFloat, EbpHigh, EvqGlobal, 1), NewPoolTString("far"), zeroSourceLoc);
TField *diff = new TField(new TType(EbtFloat, EbpHigh, EvqGlobal, 1), NewPoolTString("diff"), zeroSourceLoc);
fields->push_back(near);
fields->push_back(far);
fields->push_back(diff);
TStructure *depthRangeStruct = new TStructure(NewPoolTString("gl_DepthRangeParameters"), fields);
TVariable *depthRangeParameters = new TVariable(&depthRangeStruct->name(), depthRangeStruct, true);
symbolTable.insert(COMMON_BUILTINS, depthRangeParameters);
TVariable *depthRange = new TVariable(NewPoolTString("gl_DepthRange"), TType(depthRangeStruct));
depthRange->setQualifier(EvqUniform);
symbolTable.insert(COMMON_BUILTINS, depthRange);
//
// Implementation dependent built-in constants.
//
symbolTable.insertConstInt(COMMON_BUILTINS, "gl_MaxVertexAttribs", resources.MaxVertexAttribs);
symbolTable.insertConstInt(COMMON_BUILTINS, "gl_MaxVertexUniformVectors", resources.MaxVertexUniformVectors);
symbolTable.insertConstInt(COMMON_BUILTINS, "gl_MaxVertexTextureImageUnits", resources.MaxVertexTextureImageUnits);
symbolTable.insertConstInt(COMMON_BUILTINS, "gl_MaxCombinedTextureImageUnits", resources.MaxCombinedTextureImageUnits);
symbolTable.insertConstInt(COMMON_BUILTINS, "gl_MaxTextureImageUnits", resources.MaxTextureImageUnits);
symbolTable.insertConstInt(COMMON_BUILTINS, "gl_MaxFragmentUniformVectors", resources.MaxFragmentUniformVectors);
symbolTable.insertConstInt(ESSL1_BUILTINS, "gl_MaxVaryingVectors", resources.MaxVaryingVectors);
{
symbolTable.insertConstInt(COMMON_BUILTINS, "gl_MaxDrawBuffers", resources.MaxDrawBuffers);
if (resources.EXT_blend_func_extended)
{
symbolTable.insertConstIntExt(COMMON_BUILTINS, "GL_EXT_blend_func_extended",
"gl_MaxDualSourceDrawBuffersEXT",
resources.MaxDualSourceDrawBuffers);
}
}
symbolTable.insertConstInt(ESSL3_BUILTINS, "gl_MaxVertexOutputVectors", resources.MaxVertexOutputVectors);
symbolTable.insertConstInt(ESSL3_BUILTINS, "gl_MaxFragmentInputVectors", resources.MaxFragmentInputVectors);
symbolTable.insertConstInt(ESSL3_BUILTINS, "gl_MinProgramTexelOffset", resources.MinProgramTexelOffset);
symbolTable.insertConstInt(ESSL3_BUILTINS, "gl_MaxProgramTexelOffset", resources.MaxProgramTexelOffset);
}
//
// Copy a symbol, but the copy is writable; call readOnly() afterward if that's not desired.
//
TSymbol::TSymbol(const TSymbol& copyOf)
{
name = NewPoolTString(copyOf.name->c_str());
uniqueId = copyOf.uniqueId;
writable = true;
}
void TSymbolTable::insertBuiltIn(
ESymbolLevel level, TType *rvalue, const char *name,
TType *ptype1, TType *ptype2, TType *ptype3, TType *ptype4, TType *ptype5)
{
if (ptype1->getBasicType() == EbtGSampler2D)
{
bool gvec4 = (rvalue->getBasicType() == EbtGVec4);
insertBuiltIn(level, gvec4 ? new TType(EbtFloat, 4) : rvalue, name,
new TType(EbtSampler2D), ptype2, ptype3, ptype4, ptype5);
insertBuiltIn(level, gvec4 ? new TType(EbtInt, 4) : rvalue, name,
new TType(EbtISampler2D), ptype2, ptype3, ptype4, ptype5);
insertBuiltIn(level, gvec4 ? new TType(EbtUInt, 4) : rvalue, name,
new TType(EbtUSampler2D), ptype2, ptype3, ptype4, ptype5);
return;
}
if (ptype1->getBasicType() == EbtGSampler3D)
{
bool gvec4 = (rvalue->getBasicType() == EbtGVec4);
insertBuiltIn(level, gvec4 ? new TType(EbtFloat, 4) : rvalue, name,
new TType(EbtSampler3D), ptype2, ptype3, ptype4, ptype5);
insertBuiltIn(level, gvec4 ? new TType(EbtInt, 4) : rvalue, name,
new TType(EbtISampler3D), ptype2, ptype3, ptype4, ptype5);
insertBuiltIn(level, gvec4 ? new TType(EbtUInt, 4) : rvalue, name,
new TType(EbtUSampler3D), ptype2, ptype3, ptype4, ptype5);
return;
}
if (ptype1->getBasicType() == EbtGSamplerCube)
{
bool gvec4 = (rvalue->getBasicType() == EbtGVec4);
insertBuiltIn(level, gvec4 ? new TType(EbtFloat, 4) : rvalue, name,
new TType(EbtSamplerCube), ptype2, ptype3, ptype4, ptype5);
insertBuiltIn(level, gvec4 ? new TType(EbtInt, 4) : rvalue, name,
new TType(EbtISamplerCube), ptype2, ptype3, ptype4, ptype5);
insertBuiltIn(level, gvec4 ? new TType(EbtUInt, 4) : rvalue, name,
new TType(EbtUSamplerCube), ptype2, ptype3, ptype4, ptype5);
return;
}
if (ptype1->getBasicType() == EbtGSampler2DArray)
{
bool gvec4 = (rvalue->getBasicType() == EbtGVec4);
insertBuiltIn(level, gvec4 ? new TType(EbtFloat, 4) : rvalue, name,
new TType(EbtSampler2DArray), ptype2, ptype3, ptype4, ptype5);
insertBuiltIn(level, gvec4 ? new TType(EbtInt, 4) : rvalue, name,
new TType(EbtISampler2DArray), ptype2, ptype3, ptype4, ptype5);
insertBuiltIn(level, gvec4 ? new TType(EbtUInt, 4) : rvalue, name,
new TType(EbtUSampler2DArray), ptype2, ptype3, ptype4, ptype5);
return;
}
TFunction *function = new TFunction(NewPoolTString(name), *rvalue);
TType *types[] = {ptype1, ptype2, ptype3, ptype4, ptype5};
for (size_t ii = 0; ii < sizeof(types) / sizeof(types[0]); ++ii)
{
if (types[ii])
{
TParameter param = {NULL, types[ii]};
function->addParameter(param);
}
}
insert(level, function);
}
void TSymbolTable::insertBuiltIn(ESymbolLevel level, TOperator op, const char *ext, const TType *rvalue, const char *name,
const TType *ptype1, const TType *ptype2, const TType *ptype3, const TType *ptype4, const TType *ptype5)
{
if (ptype1->getBasicType() == EbtGSampler2D)
{
insertUnmangledBuiltIn(name);
bool gvec4 = (rvalue->getBasicType() == EbtGVec4);
insertBuiltIn(level, gvec4 ? TCache::getType(EbtFloat, 4) : rvalue, name, TCache::getType(EbtSampler2D), ptype2, ptype3, ptype4, ptype5);
insertBuiltIn(level, gvec4 ? TCache::getType(EbtInt, 4) : rvalue, name, TCache::getType(EbtISampler2D), ptype2, ptype3, ptype4, ptype5);
insertBuiltIn(level, gvec4 ? TCache::getType(EbtUInt, 4) : rvalue, name, TCache::getType(EbtUSampler2D), ptype2, ptype3, ptype4, ptype5);
}
else if (ptype1->getBasicType() == EbtGSampler3D)
{
insertUnmangledBuiltIn(name);
bool gvec4 = (rvalue->getBasicType() == EbtGVec4);
insertBuiltIn(level, gvec4 ? TCache::getType(EbtFloat, 4) : rvalue, name, TCache::getType(EbtSampler3D), ptype2, ptype3, ptype4, ptype5);
insertBuiltIn(level, gvec4 ? TCache::getType(EbtInt, 4) : rvalue, name, TCache::getType(EbtISampler3D), ptype2, ptype3, ptype4, ptype5);
insertBuiltIn(level, gvec4 ? TCache::getType(EbtUInt, 4) : rvalue, name, TCache::getType(EbtUSampler3D), ptype2, ptype3, ptype4, ptype5);
}
else if (ptype1->getBasicType() == EbtGSamplerCube)
{
insertUnmangledBuiltIn(name);
bool gvec4 = (rvalue->getBasicType() == EbtGVec4);
insertBuiltIn(level, gvec4 ? TCache::getType(EbtFloat, 4) : rvalue, name, TCache::getType(EbtSamplerCube), ptype2, ptype3, ptype4, ptype5);
insertBuiltIn(level, gvec4 ? TCache::getType(EbtInt, 4) : rvalue, name, TCache::getType(EbtISamplerCube), ptype2, ptype3, ptype4, ptype5);
insertBuiltIn(level, gvec4 ? TCache::getType(EbtUInt, 4) : rvalue, name, TCache::getType(EbtUSamplerCube), ptype2, ptype3, ptype4, ptype5);
}
else if (ptype1->getBasicType() == EbtGSampler2DArray)
{
insertUnmangledBuiltIn(name);
bool gvec4 = (rvalue->getBasicType() == EbtGVec4);
insertBuiltIn(level, gvec4 ? TCache::getType(EbtFloat, 4) : rvalue, name, TCache::getType(EbtSampler2DArray), ptype2, ptype3, ptype4, ptype5);
insertBuiltIn(level, gvec4 ? TCache::getType(EbtInt, 4) : rvalue, name, TCache::getType(EbtISampler2DArray), ptype2, ptype3, ptype4, ptype5);
insertBuiltIn(level, gvec4 ? TCache::getType(EbtUInt, 4) : rvalue, name, TCache::getType(EbtUSampler2DArray), ptype2, ptype3, ptype4, ptype5);
}
else if (IsGenType(rvalue) || IsGenType(ptype1) || IsGenType(ptype2) || IsGenType(ptype3))
{
ASSERT(!ptype4 && !ptype5);
insertUnmangledBuiltIn(name);
insertBuiltIn(level, op, ext, SpecificType(rvalue, 1), name, SpecificType(ptype1, 1), SpecificType(ptype2, 1), SpecificType(ptype3, 1));
insertBuiltIn(level, op, ext, SpecificType(rvalue, 2), name, SpecificType(ptype1, 2), SpecificType(ptype2, 2), SpecificType(ptype3, 2));
insertBuiltIn(level, op, ext, SpecificType(rvalue, 3), name, SpecificType(ptype1, 3), SpecificType(ptype2, 3), SpecificType(ptype3, 3));
insertBuiltIn(level, op, ext, SpecificType(rvalue, 4), name, SpecificType(ptype1, 4), SpecificType(ptype2, 4), SpecificType(ptype3, 4));
}
else if (IsVecType(rvalue) || IsVecType(ptype1) || IsVecType(ptype2) || IsVecType(ptype3))
{
ASSERT(!ptype4 && !ptype5);
insertUnmangledBuiltIn(name);
insertBuiltIn(level, op, ext, VectorType(rvalue, 2), name, VectorType(ptype1, 2), VectorType(ptype2, 2), VectorType(ptype3, 2));
insertBuiltIn(level, op, ext, VectorType(rvalue, 3), name, VectorType(ptype1, 3), VectorType(ptype2, 3), VectorType(ptype3, 3));
insertBuiltIn(level, op, ext, VectorType(rvalue, 4), name, VectorType(ptype1, 4), VectorType(ptype2, 4), VectorType(ptype3, 4));
}
else
{
TFunction *function = new TFunction(NewPoolTString(name), rvalue, op, ext);
function->addParameter(TConstParameter(ptype1));
if (ptype2)
{
function->addParameter(TConstParameter(ptype2));
}
if (ptype3)
{
function->addParameter(TConstParameter(ptype3));
}
if (ptype4)
{
function->addParameter(TConstParameter(ptype4));
}
if (ptype5)
{
function->addParameter(TConstParameter(ptype5));
}
ASSERT(hasUnmangledBuiltIn(name));
insert(level, function);
}
}
EHlslTokenClass HlslScanContext::identifierOrType()
{
parserToken->string = NewPoolTString(tokenText);
return EHTokIdentifier;
}
//
// Fill in token information for the next token, except for the token class.
// Returns the enum value of the token class of the next token found.
// Return 0 (EndOfTokens) on end of input.
//
EHlslTokenClass HlslScanContext::tokenizeClass(HlslToken& token)
{
do {
parserToken = &token;
TPpToken ppToken;
int token = ppContext.tokenize(ppToken);
if (token == EndOfInput)
return EHTokNone;
tokenText = ppToken.name;
loc = ppToken.loc;
parserToken->loc = loc;
switch (token) {
case ';': return EHTokSemicolon;
case ',': return EHTokComma;
case ':': return EHTokColon;
case '=': return EHTokAssign;
case '(': return EHTokLeftParen;
case ')': return EHTokRightParen;
case '.': return EHTokDot;
case '!': return EHTokBang;
case '-': return EHTokDash;
case '~': return EHTokTilde;
case '+': return EHTokPlus;
case '*': return EHTokStar;
case '/': return EHTokSlash;
case '%': return EHTokPercent;
case '<': return EHTokLeftAngle;
case '>': return EHTokRightAngle;
case '|': return EHTokVerticalBar;
case '^': return EHTokCaret;
case '&': return EHTokAmpersand;
case '?': return EHTokQuestion;
case '[': return EHTokLeftBracket;
case ']': return EHTokRightBracket;
case '{': return EHTokLeftBrace;
case '}': return EHTokRightBrace;
case '\\':
parseContext.error(loc, "illegal use of escape character", "\\", "");
break;
case PPAtomAddAssign: return EHTokAddAssign;
case PPAtomSubAssign: return EHTokSubAssign;
case PPAtomMulAssign: return EHTokMulAssign;
case PPAtomDivAssign: return EHTokDivAssign;
case PPAtomModAssign: return EHTokModAssign;
case PpAtomRight: return EHTokRightOp;
case PpAtomLeft: return EHTokLeftOp;
case PpAtomRightAssign: return EHTokRightAssign;
case PpAtomLeftAssign: return EHTokLeftAssign;
case PpAtomAndAssign: return EHTokAndAssign;
case PpAtomOrAssign: return EHTokOrAssign;
case PpAtomXorAssign: return EHTokXorAssign;
case PpAtomAnd: return EHTokAndOp;
case PpAtomOr: return EHTokOrOp;
case PpAtomXor: return EHTokXorOp;
case PpAtomEQ: return EHTokEqOp;
case PpAtomGE: return EHTokGeOp;
case PpAtomNE: return EHTokNeOp;
case PpAtomLE: return EHTokLeOp;
case PpAtomDecrement: return EHTokDecOp;
case PpAtomIncrement: return EHTokIncOp;
case PpAtomColonColon: return EHTokColonColon;
case PpAtomConstInt: parserToken->i = ppToken.ival; return EHTokIntConstant;
case PpAtomConstUint: parserToken->i = ppToken.ival; return EHTokUintConstant;
case PpAtomConstFloat: parserToken->d = ppToken.dval; return EHTokFloatConstant;
case PpAtomConstDouble: parserToken->d = ppToken.dval; return EHTokDoubleConstant;
case PpAtomIdentifier:
{
EHlslTokenClass token = tokenizeIdentifier();
return token;
}
case PpAtomConstString: {
parserToken->string = NewPoolTString(tokenText);
return EHTokStringConstant;
}
case EndOfInput: return EHTokNone;
default:
char buf[2];
buf[0] = (char)token;
buf[1] = 0;
parseContext.error(loc, "unexpected token", buf, "");
break;
}
} while (true);
}
void TSymbolTable::insertBuiltIn(ESymbolLevel level, TOperator op, const char *ext, TType *rvalue, const char *name,
TType *ptype1, TType *ptype2, TType *ptype3, TType *ptype4, TType *ptype5)
{
if (ptype1->getBasicType() == EbtGSampler2D)
{
bool gvec4 = (rvalue->getBasicType() == EbtGVec4);
insertBuiltIn(level, gvec4 ? new TType(EbtFloat, 4) : rvalue, name, new TType(EbtSampler2D), ptype2, ptype3, ptype4, ptype5);
insertBuiltIn(level, gvec4 ? new TType(EbtInt, 4) : rvalue, name, new TType(EbtISampler2D), ptype2, ptype3, ptype4, ptype5);
insertBuiltIn(level, gvec4 ? new TType(EbtUInt, 4) : rvalue, name, new TType(EbtUSampler2D), ptype2, ptype3, ptype4, ptype5);
}
else if (ptype1->getBasicType() == EbtGSampler3D)
{
bool gvec4 = (rvalue->getBasicType() == EbtGVec4);
insertBuiltIn(level, gvec4 ? new TType(EbtFloat, 4) : rvalue, name, new TType(EbtSampler3D), ptype2, ptype3, ptype4, ptype5);
insertBuiltIn(level, gvec4 ? new TType(EbtInt, 4) : rvalue, name, new TType(EbtISampler3D), ptype2, ptype3, ptype4, ptype5);
insertBuiltIn(level, gvec4 ? new TType(EbtUInt, 4) : rvalue, name, new TType(EbtUSampler3D), ptype2, ptype3, ptype4, ptype5);
}
else if (ptype1->getBasicType() == EbtGSamplerCube)
{
bool gvec4 = (rvalue->getBasicType() == EbtGVec4);
insertBuiltIn(level, gvec4 ? new TType(EbtFloat, 4) : rvalue, name, new TType(EbtSamplerCube), ptype2, ptype3, ptype4, ptype5);
insertBuiltIn(level, gvec4 ? new TType(EbtInt, 4) : rvalue, name, new TType(EbtISamplerCube), ptype2, ptype3, ptype4, ptype5);
insertBuiltIn(level, gvec4 ? new TType(EbtUInt, 4) : rvalue, name, new TType(EbtUSamplerCube), ptype2, ptype3, ptype4, ptype5);
}
else if (ptype1->getBasicType() == EbtGSampler2DArray)
{
bool gvec4 = (rvalue->getBasicType() == EbtGVec4);
insertBuiltIn(level, gvec4 ? new TType(EbtFloat, 4) : rvalue, name, new TType(EbtSampler2DArray), ptype2, ptype3, ptype4, ptype5);
insertBuiltIn(level, gvec4 ? new TType(EbtInt, 4) : rvalue, name, new TType(EbtISampler2DArray), ptype2, ptype3, ptype4, ptype5);
insertBuiltIn(level, gvec4 ? new TType(EbtUInt, 4) : rvalue, name, new TType(EbtUSampler2DArray), ptype2, ptype3, ptype4, ptype5);
}
else if (IsGenType(rvalue) || IsGenType(ptype1) || IsGenType(ptype2) || IsGenType(ptype3))
{
ASSERT(!ptype4 && !ptype5);
insertBuiltIn(level, op, ext, SpecificType(rvalue, 1), name, SpecificType(ptype1, 1), SpecificType(ptype2, 1), SpecificType(ptype3, 1));
insertBuiltIn(level, op, ext, SpecificType(rvalue, 2), name, SpecificType(ptype1, 2), SpecificType(ptype2, 2), SpecificType(ptype3, 2));
insertBuiltIn(level, op, ext, SpecificType(rvalue, 3), name, SpecificType(ptype1, 3), SpecificType(ptype2, 3), SpecificType(ptype3, 3));
insertBuiltIn(level, op, ext, SpecificType(rvalue, 4), name, SpecificType(ptype1, 4), SpecificType(ptype2, 4), SpecificType(ptype3, 4));
}
else if (IsVecType(rvalue) || IsVecType(ptype1) || IsVecType(ptype2) || IsVecType(ptype3))
{
ASSERT(!ptype4 && !ptype5);
insertBuiltIn(level, op, ext, VectorType(rvalue, 2), name, VectorType(ptype1, 2), VectorType(ptype2, 2), VectorType(ptype3, 2));
insertBuiltIn(level, op, ext, VectorType(rvalue, 3), name, VectorType(ptype1, 3), VectorType(ptype2, 3), VectorType(ptype3, 3));
insertBuiltIn(level, op, ext, VectorType(rvalue, 4), name, VectorType(ptype1, 4), VectorType(ptype2, 4), VectorType(ptype3, 4));
}
else
{
TFunction *function = new TFunction(NewPoolTString(name), *rvalue, op, ext);
TParameter param1 = {0, ptype1};
function->addParameter(param1);
if (ptype2)
{
TParameter param2 = {0, ptype2};
function->addParameter(param2);
}
if (ptype3)
{
TParameter param3 = {0, ptype3};
function->addParameter(param3);
}
if (ptype4)
{
TParameter param4 = {0, ptype4};
function->addParameter(param4);
}
if (ptype5)
{
TParameter param5 = {0, ptype5};
function->addParameter(param5);
}
insert(level, function);
}
}
void IdentifyBuiltIns(sh::GLenum type, ShShaderSpec spec,
const ShBuiltInResources &resources,
TSymbolTable &symbolTable)
{
//
// Insert some special built-in variables that are not in
// the built-in header files.
//
switch (type)
{
case GL_FRAGMENT_SHADER:
symbolTable.insert(COMMON_BUILTINS, new TVariable(NewPoolTString("gl_FragCoord"),
TType(EbtFloat, EbpMedium, EvqFragCoord, 4)));
symbolTable.insert(COMMON_BUILTINS, new TVariable(NewPoolTString("gl_FrontFacing"),
TType(EbtBool, EbpUndefined, EvqFrontFacing, 1)));
symbolTable.insert(COMMON_BUILTINS, new TVariable(NewPoolTString("gl_PointCoord"),
TType(EbtFloat, EbpMedium, EvqPointCoord, 2)));
{
symbolTable.insert(ESSL1_BUILTINS, new TVariable(NewPoolTString("gl_FragColor"),
TType(EbtFloat, EbpMedium, EvqFragColor, 4)));
TType fragData(EbtFloat, EbpMedium, EvqFragData, 4, 1, true);
fragData.setArraySize(resources.MaxDrawBuffers);
symbolTable.insert(ESSL1_BUILTINS, new TVariable(NewPoolTString("gl_FragData"), fragData));
if (resources.EXT_blend_func_extended)
{
symbolTable.insert(
ESSL1_BUILTINS, "GL_EXT_blend_func_extended",
new TVariable(NewPoolTString("gl_SecondaryFragColorEXT"),
TType(EbtFloat, EbpMedium, EvqSecondaryFragColorEXT, 4)));
TType secondaryFragData(EbtFloat, EbpMedium, EvqSecondaryFragDataEXT, 4, 1, true);
secondaryFragData.setArraySize(resources.MaxDualSourceDrawBuffers);
symbolTable.insert(
ESSL1_BUILTINS, "GL_EXT_blend_func_extended",
new TVariable(NewPoolTString("gl_SecondaryFragDataEXT"), secondaryFragData));
}
if (resources.EXT_frag_depth)
{
symbolTable.insert(ESSL1_BUILTINS, "GL_EXT_frag_depth", new TVariable(NewPoolTString("gl_FragDepthEXT"),
TType(EbtFloat, resources.FragmentPrecisionHigh ? EbpHigh : EbpMedium, EvqFragDepth, 1)));
}
if (resources.EXT_shader_framebuffer_fetch || resources.NV_shader_framebuffer_fetch)
{
TType lastFragData(EbtFloat, EbpMedium, EvqLastFragData, 4, 1, true);
lastFragData.setArraySize(resources.MaxDrawBuffers);
if (resources.EXT_shader_framebuffer_fetch)
{
symbolTable.insert(ESSL1_BUILTINS, "GL_EXT_shader_framebuffer_fetch",
new TVariable(NewPoolTString("gl_LastFragData"), lastFragData));
}
else if (resources.NV_shader_framebuffer_fetch)
{
symbolTable.insert(ESSL1_BUILTINS, "GL_NV_shader_framebuffer_fetch",
new TVariable(NewPoolTString("gl_LastFragColor"),
TType(EbtFloat, EbpMedium, EvqLastFragColor, 4)));
symbolTable.insert(ESSL1_BUILTINS, "GL_NV_shader_framebuffer_fetch",
new TVariable(NewPoolTString("gl_LastFragData"), lastFragData));
}
}
else if (resources.ARM_shader_framebuffer_fetch)
{
symbolTable.insert(ESSL1_BUILTINS, "GL_ARM_shader_framebuffer_fetch",
new TVariable(NewPoolTString("gl_LastFragColorARM"),
TType(EbtFloat, EbpMedium, EvqLastFragColor, 4)));
}
}
break;
case GL_VERTEX_SHADER:
symbolTable.insert(COMMON_BUILTINS, new TVariable(NewPoolTString("gl_Position"),
TType(EbtFloat, EbpHigh, EvqPosition, 4)));
symbolTable.insert(COMMON_BUILTINS, new TVariable(NewPoolTString("gl_PointSize"),
TType(EbtFloat, EbpMedium, EvqPointSize, 1)));
symbolTable.insert(ESSL3_BUILTINS, new TVariable(NewPoolTString("gl_InstanceID"),
TType(EbtInt, EbpHigh, EvqInstanceID, 1)));
break;
default:
assert(false && "Language not supported");
}
}
void TBuiltIns::initialize()
{
// initialize the symbol table null semantic string
TParameter::NullSemantic = NewPoolTString ( "" );
//
// Initialize all the built-in strings for parsing.
//
TString BuiltInFunctions;
{
//============================================================================
//
// Prototypes for built-in functions seen by both vertex and fragment shaders.
//
//============================================================================
TString& s = BuiltInFunctions;
//
// Angle and Trigonometric Functions.
//
s.append(TString("float radians(float degrees);"));
s.append(TString("float2 radians(float2 degrees);"));
s.append(TString("float3 radians(float3 degrees);"));
s.append(TString("float4 radians(float4 degrees);"));
s.append(TString("float2x2 radians(float2x2 degrees);"));
s.append(TString("float3x3 radians(float3x3 degrees);"));
s.append(TString("float4x4 radians(float4x4 degrees);"));
s.append(TString("float degrees(float radians);"));
s.append(TString("float2 degrees(float2 radians);"));
s.append(TString("float3 degrees(float3 radians);"));
s.append(TString("float4 degrees(float4 radians);"));
s.append(TString("float2x2 degrees(float2x2 radians);"));
s.append(TString("float3x3 degrees(float3x3 radians);"));
s.append(TString("float4x4 degrees(float4x4 radians);"));
s.append(TString("float sin(float angle);"));
s.append(TString("float2 sin(float2 angle);"));
s.append(TString("float3 sin(float3 angle);"));
s.append(TString("float4 sin(float4 angle);"));
s.append(TString("float2x2 sin(float2x2 angle);"));
s.append(TString("float3x3 sin(float3x3 angle);"));
s.append(TString("float4x4 sin(float4x4 angle);"));
s.append(TString("float cos(float angle);"));
s.append(TString("float2 cos(float2 angle);"));
s.append(TString("float3 cos(float3 angle);"));
s.append(TString("float4 cos(float4 angle);"));
s.append(TString("float2x2 cos(float2x2 angle);"));
s.append(TString("float3x3 cos(float3x3 angle);"));
s.append(TString("float4x4 cos(float4x4 angle);"));
s.append(TString("float tan(float angle);"));
s.append(TString("float2 tan(float2 angle);"));
s.append(TString("float3 tan(float3 angle);"));
s.append(TString("float4 tan(float4 angle);"));
s.append(TString("float2x2 tan(float2x2 angle);"));
s.append(TString("float3x3 tan(float3x3 angle);"));
s.append(TString("float4x4 tan(float4x4 angle);"));
s.append(TString("float asin(float x);"));
s.append(TString("float2 asin(float2 x);"));
s.append(TString("float3 asin(float3 x);"));
s.append(TString("float4 asin(float4 x);"));
s.append(TString("float2x2 asin(float2x2 x);"));
s.append(TString("float3x3 asin(float3x3 x);"));
s.append(TString("float4x4 asin(float4x4 x);"));
s.append(TString("float acos(float x);"));
s.append(TString("float2 acos(float2 x);"));
s.append(TString("float3 acos(float3 x);"));
s.append(TString("float4 acos(float4 x);"));
s.append(TString("float2x2 acos(float2x2 x);"));
s.append(TString("float3x3 acos(float3x3 x);"));
s.append(TString("float4x4 acos(float4x4 x);"));
s.append(TString("float atan2(float y, float x);"));
s.append(TString("float2 atan2(float2 y, float2 x);"));
s.append(TString("float3 atan2(float3 y, float3 x);"));
s.append(TString("float4 atan2(float4 y, float4 x);"));
s.append(TString("float2x2 atan2(float2x2 y, float2x2 x);"));
s.append(TString("float3x3 atan2(float3x3 y, float3x3 x);"));
s.append(TString("float4x4 atan2(float4x4 y, float4x4 x);"));
s.append(TString("float atan(float y_over_x);"));
s.append(TString("float2 atan(float2 y_over_x);"));
s.append(TString("float3 atan(float3 y_over_x);"));
s.append(TString("float4 atan(float4 y_over_x);"));
s.append(TString("float2x2 atan(float2x2 y_over_x);"));
s.append(TString("float3x3 atan(float3x3 y_over_x);"));
s.append(TString("float4x4 atan(float4x4 y_over_x);"));
//
// Exponential Functions.
//
s.append(TString("float pow(float x, float y);"));
s.append(TString("float2 pow(float2 x, float2 y);"));
s.append(TString("float3 pow(float3 x, float3 y);"));
s.append(TString("float4 pow(float4 x, float4 y);"));
s.append(TString("float2x2 pow(float2x2 x, float2x2 y);"));
s.append(TString("float3x3 pow(float3x3 x, float3x3 y);"));
s.append(TString("float4x4 pow(float4x4 x, float4x4 y);"));
s.append(TString("float exp(float x);"));
s.append(TString("float2 exp(float2 x);"));
s.append(TString("float3 exp(float3 x);"));
s.append(TString("float4 exp(float4 x);"));
s.append(TString("float2x2 exp(float2x2 x);"));
s.append(TString("float3x3 exp(float3x3 x);"));
s.append(TString("float4x4 exp(float4x4 x);"));
s.append(TString("float log(float x);"));
s.append(TString("float2 log(float2 x);"));
s.append(TString("float3 log(float3 x);"));
s.append(TString("float4 log(float4 x);"));
s.append(TString("float2x2 log(float2x2 x);"));
s.append(TString("float3x3 log(float3x3 x);"));
s.append(TString("float4x4 log(float4x4 x);"));
s.append(TString("float exp2(float x);"));
s.append(TString("float2 exp2(float2 x);"));
s.append(TString("float3 exp2(float3 x);"));
s.append(TString("float4 exp2(float4 x);"));
s.append(TString("float2x2 exp2(float2x2 x);"));
s.append(TString("float3x3 exp2(float3x3 x);"));
s.append(TString("float4x4 exp2(float4x4 x);"));
s.append(TString("float log2(float x);"));
s.append(TString("float2 log2(float2 x);"));
s.append(TString("float3 log2(float3 x);"));
s.append(TString("float4 log2(float4 x);"));
s.append(TString("float2x2 log2(float2x2 x);"));
s.append(TString("float3x3 log2(float3x3 x);"));
s.append(TString("float4x4 log2(float4x4 x);"));
s.append(TString("float log10(float x);"));
s.append(TString("float2 log10(float2 x);"));
s.append(TString("float3 log10(float3 x);"));
s.append(TString("float4 log10(float4 x);"));
s.append(TString("float2x2 log10(float2x2 x);"));
s.append(TString("float3x3 log10(float3x3 x);"));
s.append(TString("float4x4 log10(float4x4 x);"));
s.append(TString("float sqrt(float x);"));
s.append(TString("float2 sqrt(float2 x);"));
s.append(TString("float3 sqrt(float3 x);"));
s.append(TString("float4 sqrt(float4 x);"));
s.append(TString("float2x2 sqrt(float2x2 x);"));
s.append(TString("float3x3 sqrt(float3x3 x);"));
s.append(TString("float4x4 sqrt(float4x4 x);"));
//DX HLSL versions
s.append(TString("float rsqrt(float x);"));
s.append(TString("float2 rsqrt(float2 x);"));
s.append(TString("float3 rsqrt(float3 x);"));
s.append(TString("float4 rsqrt(float4 x);"));
s.append(TString("float2x2 rsqrt(float2x2 x);"));
s.append(TString("float3x3 rsqrt(float3x3 x);"));
s.append(TString("float4x4 rsqrt(float4x4 x);"));
//
// Common Functions.
//
s.append(TString("float abs(float x);"));
s.append(TString("float2 abs(float2 x);"));
s.append(TString("float3 abs(float3 x);"));
s.append(TString("float4 abs(float4 x);"));
s.append(TString("float2x2 abs(float2x2 x);"));
s.append(TString("float3x3 abs(float3x3 x);"));
s.append(TString("float4x4 abs(float4x4 x);"));
s.append(TString("float sign(float x);"));
s.append(TString("float2 sign(float2 x);"));
s.append(TString("float3 sign(float3 x);"));
s.append(TString("float4 sign(float4 x);"));
s.append(TString("float2x2 sign(float2x2 x);"));
s.append(TString("float3x3 sign(float3x3 x);"));
s.append(TString("float4x4 sign(float4x4 x);"));
s.append(TString("float floor(float x);"));
s.append(TString("float2 floor(float2 x);"));
s.append(TString("float3 floor(float3 x);"));
s.append(TString("float4 floor(float4 x);"));
s.append(TString("float2x2 floor(float2x2 x);"));
s.append(TString("float3x3 floor(float3x3 x);"));
s.append(TString("float4x4 floor(float4x4 x);"));
s.append(TString("float ceil(float x);"));
s.append(TString("float2 ceil(float2 x);"));
s.append(TString("float3 ceil(float3 x);"));
s.append(TString("float4 ceil(float4 x);"));
s.append(TString("float2x2 ceil(float2x2 x);"));
s.append(TString("float3x3 ceil(float3x3 x);"));
s.append(TString("float4x4 ceil(float4x4 x);"));
//DX HLSL versions
s.append(TString("float frac(float x);"));
s.append(TString("float2 frac(float2 x);"));
s.append(TString("float3 frac(float3 x);"));
s.append(TString("float4 frac(float4 x);"));
s.append(TString("float2x2 frac(float2x2 x);"));
s.append(TString("float3x3 frac(float3x3 x);"));
s.append(TString("float4x4 frac(float4x4 x);"));
s.append(TString("float fmod(float x, float y);"));
s.append(TString("float2 fmod(float2 x, float2 y);"));
s.append(TString("float3 fmod(float3 x, float3 y);"));
s.append(TString("float4 fmod(float4 x, float4 y);"));
s.append(TString("float min(float x, float y);"));
s.append(TString("float2 min(float2 x, float2 y);"));
s.append(TString("float3 min(float3 x, float3 y);"));
s.append(TString("float4 min(float4 x, float4 y);"));
s.append(TString("float2x2 min(float2x2 x, float2x2 y);"));
s.append(TString("float3x3 min(float3x3 x, float3x3 y);"));
s.append(TString("float4x4 min(float4x4 x, float4x4 y);"));
s.append(TString("float max(float x, float y);"));
s.append(TString("float2 max(float2 x, float2 y);"));
s.append(TString("float3 max(float3 x, float3 y);"));
s.append(TString("float4 max(float4 x, float4 y);"));
s.append(TString("float2x2 max(float2x2 x, float2x2 y);"));
s.append(TString("float3x3 max(float3x3 x, float3x3 y);"));
s.append(TString("float4x4 max(float4x4 x, float4x4 y);"));
s.append(TString("float clamp(float x, float minVal, float maxVal);"));
s.append(TString("float2 clamp(float2 x, float2 minVal, float2 maxVal);"));
s.append(TString("float3 clamp(float3 x, float3 minVal, float3 maxVal);"));
s.append(TString("float4 clamp(float4 x, float4 minVal, float4 maxVal);"));
s.append(TString("float2x2 clamp(float2x2 x, float2x2 minVal, float2x2 maxVal);"));
s.append(TString("float3x3 clamp(float3x3 x, float3x3 minVal, float3x3 maxVal);"));
s.append(TString("float4x4 clamp(float4x4 x, float4x4 minVal, float4x4 maxVal);"));
//HLSL specific shortcut
s.append(TString("float saturate(float x);"));
s.append(TString("float2 saturate(float2 x);"));
s.append(TString("float3 saturate(float3 x);"));
s.append(TString("float4 saturate(float4 x);"));
s.append(TString("float2x2 saturate(float2x2 x);"));
s.append(TString("float3x3 saturate(float3x3 x);"));
s.append(TString("float4x4 saturate(float4x4 x);"));
// HLSL modf
s.append(TString("float modf(float x, out int ip);"));
s.append(TString("float modf(float x, out float ip);"));
s.append(TString("float2 modf(float2 x, out int2 ip);"));
s.append(TString("float2 modf(float2 x, out float2 ip);"));
s.append(TString("float3 modf(float3 x, out int3 ip);"));
s.append(TString("float3 modf(float3 x, out float3 ip);"));
s.append(TString("float4 modf(float4 x, out int4 ip);"));
s.append(TString("float4 modf(float4 x, out float4 ip);"));
// HLSL round
s.append(TString("float round(float x);"));
s.append(TString("float2 round(float2 x);"));
s.append(TString("float3 round(float3 x);"));
s.append(TString("float4 round(float4 x);"));
// HLSL trunc
s.append(TString("float trunc(float x);"));
s.append(TString("float2 trunc(float2 x);"));
s.append(TString("float3 trunc(float3 x);"));
s.append(TString("float4 trunc(float4 x);"));
// HLSL ldexp
s.append(TString("float ldexp(float x, float expon);"));
s.append(TString("float2 ldexp(float2 x, float2 expon);"));
s.append(TString("float3 ldexp(float3 x, float3 expon);"));
s.append(TString("float4 ldexp(float4 x, float4 expon);"));
s.append(TString("float2x2 ldexp(float2x2 x, float2x2 expon);"));
s.append(TString("float3x3 ldexp(float3x3 x, float3x3 expon);"));
s.append(TString("float4x4 ldexp(float4x4 x, float4x4 expon);"));
// HLSL sincos
s.append(TString("void sincos(float x, out float s, out float c);"));
s.append(TString("void sincos(float2 x, out float2 s, out float2 c);"));
s.append(TString("void sincos(float3 x, out float3 s, out float3 c);"));
s.append(TString("void sincos(float4 x, out float4 s, out float4 c);"));
s.append(TString("void sincos(float2x2 x, out float2x2 s, out float2x2 c);"));
s.append(TString("void sincos(float3x3 x, out float3x3 s, out float3x3 c);"));
s.append(TString("void sincos(float4x4 x, out float4x4 s, out float4x4 c);"));
//DX HLSL versions
s.append(TString("float lerp(float x, float y, float a);"));
s.append(TString("float2 lerp(float2 x, float2 y, float2 a);"));
s.append(TString("float3 lerp(float3 x, float3 y, float3 a);"));
s.append(TString("float4 lerp(float4 x, float4 y, float4 a);"));
s.append(TString("float2x2 lerp(float2x2 x, float2x2 y, float2x2 a);"));
s.append(TString("float3x3 lerp(float3x3 x, float3x3 y, float3x3 a);"));
s.append(TString("float4x4 lerp(float4x4 x, float4x4 y, float4x4 a);"));
s.append(TString("float step(float edge, float x);"));
s.append(TString("float2 step(float2 edge, float2 x);"));
s.append(TString("float3 step(float3 edge, float3 x);"));
s.append(TString("float4 step(float4 edge, float4 x);"));
s.append(TString("float2x2 step(float2x2 edge, float2x2 x);"));
s.append(TString("float3x3 step(float3x3 edge, float3x3 x);"));
s.append(TString("float4x4 step(float4x4 edge, float4x4 x);"));
s.append(TString("float smoothstep(float edge0, float edge1, float x);"));
s.append(TString("float2 smoothstep(float2 edge0, float2 edge1, float2 x);"));
s.append(TString("float3 smoothstep(float3 edge0, float3 edge1, float3 x);"));
s.append(TString("float4 smoothstep(float4 edge0, float4 edge1, float4 x);"));
s.append(TString("float2x2 smoothstep(float2x2 edge0, float2x2 edge1, float2x2 x);"));
s.append(TString("float3x3 smoothstep(float3x3 edge0, float3x3 edge1, float3x3 x);"));
s.append(TString("float4x4 smoothstep(float4x4 edge0, float4x4 edge1, float4x4 x);"));
s.append(TString("float4 lit(float n_dot_l, float n_dot_h, float m);"));
//
// Geometric Functions.
//
s.append(TString("float length(float x);"));
s.append(TString("float length(float2 x);"));
s.append(TString("float length(float3 x);"));
s.append(TString("float length(float4 x);"));
s.append(TString("float distance(float p0, float p1);"));
s.append(TString("float distance(float2 p0, float2 p1);"));
s.append(TString("float distance(float3 p0, float3 p1);"));
s.append(TString("float distance(float4 p0, float4 p1);"));
s.append(TString("float dot(float x, float y);"));
s.append(TString("float dot(float2 x, float2 y);"));
s.append(TString("float dot(float3 x, float3 y);"));
s.append(TString("float dot(float4 x, float4 y);"));
s.append(TString("float3 cross(float3 x, float3 y);"));
s.append(TString("float normalize(float x);"));
s.append(TString("float2 normalize(float2 x);"));
s.append(TString("float3 normalize(float3 x);"));
s.append(TString("float4 normalize(float4 x);"));
s.append(TString("float faceforward(float N, float I, float Nref);"));
s.append(TString("float2 faceforward(float2 N, float2 I, float2 Nref);"));
s.append(TString("float3 faceforward(float3 N, float3 I, float3 Nref);"));
s.append(TString("float4 faceforward(float4 N, float4 I, float4 Nref);"));
s.append(TString("float reflect(float I, float N);"));
s.append(TString("float2 reflect(float2 I, float2 N);"));
s.append(TString("float3 reflect(float3 I, float3 N);"));
s.append(TString("float4 reflect(float4 I, float4 N);"));
s.append(TString("float refract(float I, float N, float eta);"));
s.append(TString("float2 refract(float2 I, float2 N, float eta);"));
s.append(TString("float3 refract(float3 I, float3 N, float eta);"));
s.append(TString("float4 refract(float4 I, float4 N, float eta);"));
//
// Matrix Functions.
//
//s.append(TString("mat2 matrixCompMult(mat2 x, mat2 y);"));
//s.append(TString("mat3 matrixCompMult(mat3 x, mat3 y);"));
//s.append(TString("mat4 matrixCompMult(mat4 x, mat4 y);"));
//
// HLSL Matrix Functions.
//
s.append(TString("float2x2 mul(float2x2 x, float2x2 y);"));
s.append(TString("float3x3 mul(float3x3 x, float3x3 y);"));
s.append(TString("float4x4 mul(float4x4 x, float4x4 y);"));
s.append(TString("float2 mul(float2 x, float2x2 y);"));
s.append(TString("float3 mul(float3 x, float3x3 y);"));
s.append(TString("float4 mul(float4 x, float4x4 y);"));
s.append(TString("float2 mul(float2x2 x, float2 y);"));
s.append(TString("float3 mul(float3x3 x, float3 y);"));
s.append(TString("float4 mul(float4x4 x, float4 y);"));
s.append(TString("float2x2 transpose(float2x2 m);"));
s.append(TString("float3x3 transpose(float3x3 m);"));
s.append(TString("float4x4 transpose(float4x4 m);"));
s.append(TString("float determinant(float2x2 m);"));
s.append(TString("float determinant(float3x3 m);"));
s.append(TString("float determinant(float4x4 m);"));
//
// Vector relational functions.
//
s.append(TString("bool any(bool2 x);"));
s.append(TString("bool any(bool3 x);"));
s.append(TString("bool any(bool4 x);"));
s.append(TString("bool all(bool2 x);"));
s.append(TString("bool all(bool3 x);"));
s.append(TString("bool all(bool4 x);"));
//s.append(TString("bvec2 not(bvec2 x);"));
//s.append(TString("bvec3 not(bvec3 x);"));
//s.append(TString("bvec4 not(bvec4 x);"));
//
// Texture Functions.
//
//DX HLSL texture functions
s.append(TString("float4 tex1D(sampler1D s, float coord);"));
s.append(TString("float4 tex1D(sampler1DShadow s, float2 coord);"));
s.append(TString("float4 tex1D(sampler1D s, float coord, float ddx, float ddy);"));
s.append(TString("float4 tex1Dproj(sampler1D s, float4 coord);"));
s.append(TString("float4 tex1Dproj(sampler1DShadow s, float4 coord);"));
s.append(TString("float4 tex1Dbias(sampler1D s, float4 coord);"));
s.append(TString("float4 tex1Dlod(sampler1D s, float4 coord);"));
s.append(TString("float4 tex1Dgrad(sampler1D s, float coord, float ddx, float ddy);"));
s.append(TString("float4 tex2D(sampler2D s, float2 coord);"));
s.append(TString("float4 tex2D(sampler2DShadow s, float3 coord);"));
s.append(TString("float4 tex2D(sampler2D s, float2 coord, float2 ddx, float2 ddy);"));
s.append(TString("float4 tex2Dproj(sampler2D s, float4 coord);"));
s.append(TString("float4 tex2Dproj(sampler2DShadow s, float4 coord);"));
s.append(TString("float4 tex2Dbias(sampler2D s, float4 coord);"));
s.append(TString("float4 tex2Dlod(sampler2D s, float4 coord);"));
s.append(TString("float4 tex2Dgrad(sampler2D s, float2 coord2, float2 ddx, float2 ddy);"));
s.append(TString("float4 tex3D(sampler3D s, float3 coord);"));
s.append(TString("float4 tex3D(sampler3D s, float3 coord, float3 ddx, float3 ddy);"));
s.append(TString("float4 tex3Dproj(sampler3D s, float4 coord);"));
s.append(TString("float4 tex3Dbias(sampler3D s, float4 coord);"));
s.append(TString("float4 tex3Dlod(sampler3D s, float4 coord);"));
s.append(TString("float4 tex3Dgrad(sampler3D s, float3 coord, float3 ddx, float3 ddy);"));
s.append(TString("float4 texCUBE(samplerCUBE s, float3 coord);"));
s.append(TString("float4 texCUBE(samplerCUBE s, float3 coord, float3 ddx, float3 ddy);"));
s.append(TString("float4 texCUBEproj(samplerCUBE s, float4 coord);"));
s.append(TString("float4 texCUBEbias(samplerCUBE s, float4 coord);"));
s.append(TString("float4 texCUBElod(samplerCUBE s, float4 coord);"));
s.append(TString("float4 texCUBEgrad(samplerCUBE s, float3 coord, float3 ddx, float3 ddy);"));
s.append(TString("float4 texRECT(samplerRECT s, float2 coord);"));
s.append(TString("float4 texRECT(samplerRECTShadow s, float3 coord);"));
s.append(TString("float4 texRECTproj(samplerRECT s, float4 coord);"));
s.append(TString("float4 texRECTproj(samplerRECTShadow s, float4 coord);"));
s.append(TString("float4 texRECTproj(samplerRECT s, float3 coord);"));
s.append(TString("float shadow2D(sampler2DShadow s, float3 coord);"));
s.append(TString("float shadow2Dproj(sampler2DShadow s, float4 coord);"));
s.append(TString("float4 tex1D(sampler s, float coord);"));
s.append(TString("float4 tex1D(sampler s, float coord, float ddx, float ddy);"));
s.append(TString("float4 tex1Dproj(sampler s, float4 coord);"));
s.append(TString("float4 tex1Dbias(sampler s, float4 coord);"));
s.append(TString("float4 tex1Dlod(sampler s, float4 coord);"));
s.append(TString("float4 tex1Dgrad(sampler s, float coord, float ddx, float ddy);"));
s.append(TString("float4 tex2D(sampler s, float2 coord);"));
s.append(TString("float4 tex2D(sampler s, float2 coord, float2 ddx, float2 ddy);"));
s.append(TString("float4 tex2Dproj(sampler s, float4 coord);"));
s.append(TString("float4 tex2Dbias(sampler s, float4 coord);"));
s.append(TString("float4 tex2Dlod(sampler s, float4 coord);"));
s.append(TString("float4 tex2Dgrad(sampler s, float2 coord2, float2 ddx, float2 ddy);"));
s.append(TString("float4 tex3D(sampler s, float3 coord);"));
s.append(TString("float4 tex3D(sampler s, float3 coord, float3 ddx, float3 ddy);"));
s.append(TString("float4 tex3Dproj(sampler s, float4 coord);"));
s.append(TString("float4 tex3Dbias(sampler s, float4 coord);"));
s.append(TString("float4 tex3Dlod(sampler s, float4 coord);"));
s.append(TString("float4 tex3Dgrad(sampler s, float3 coord, float3 ddx, float3 ddy);"));
s.append(TString("float4 texCUBE(sampler s, float3 coord);"));
s.append(TString("float4 texCUBE(sampler s, float3 coord, float3 ddx, float3 ddy);"));
s.append(TString("float4 texCUBEproj(sampler s, float4 coord);"));
s.append(TString("float4 texCUBEbias(sampler s, float4 coord);"));
s.append(TString("float4 texCUBElod(sampler s, float4 coord);"));
s.append(TString("float4 texCUBEgrad(sampler s, float3 coord, float3 ddx, float3 ddy);"));
s.append(TString("float4 texRECT(sampler s, float2 coord);"));
s.append(TString("float4 texRECTproj(sampler s, float4 coord);"));
s.append(TString("float4 texRECTproj(sampler s, float3 coord);"));
//
// Noise functions.
//
s.append(TString("float noise(float x);"));
s.append(TString("float noise(float2 x);"));
s.append(TString("float noise(float3 x);"));
s.append(TString("float noise(float4 x);"));
s.append(TString("float ddx(float p);"));
s.append(TString("float2 ddx(float2 p);"));
s.append(TString("float3 ddx(float3 p);"));
s.append(TString("float4 ddx(float4 p);"));
s.append(TString("float2x2 ddx(float2x2 p);"));
s.append(TString("float3x3 ddx(float3x3 p);"));
s.append(TString("float4x4 ddx(float4x4 p);"));
s.append(TString("float ddy(float p);"));
s.append(TString("float2 ddy(float2 p);"));
s.append(TString("float3 ddy(float3 p);"));
s.append(TString("float4 ddy(float4 p);"));
s.append(TString("float2x2 ddy(float2x2 p);"));
s.append(TString("float3x3 ddy(float3x3 p);"));
s.append(TString("float4x4 ddy(float4x4 p);"));
s.append(TString("float fwidth(float p);"));
s.append(TString("float2 fwidth(float2 p);"));
s.append(TString("float3 fwidth(float3 p);"));
s.append(TString("float4 fwidth(float4 p);"));
s.append(TString("float2x2 fwidth(float2x2 p);"));
s.append(TString("float3x3 fwidth(float3x3 p);"));
s.append(TString("float4x4 fwidth(float4x4 p);"));
//
// Special HLSL functions
//
s.append(TString("int4 D3DCOLORtoUBYTE4(float4 x);"));
s.append(TString("void clip(float x);"));
s.append(TString("\n"));
}
builtInStrings[EShLangFragment].push_back(BuiltInFunctions.c_str());
builtInStrings[EShLangVertex].push_back(BuiltInFunctions);
}
void IdentifyBuiltIns(ShShaderType type, ShShaderSpec spec,
const ShBuiltInResources &resources,
TSymbolTable &symbolTable)
{
//
// First, insert some special built-in variables that are not in
// the built-in header files.
//
switch(type) {
case SH_FRAGMENT_SHADER:
symbolTable.insert(COMMON_BUILTINS, *new TVariable(NewPoolTString("gl_FragCoord"), TType(EbtFloat, EbpMedium, EvqFragCoord, 4)));
symbolTable.insert(COMMON_BUILTINS, *new TVariable(NewPoolTString("gl_FrontFacing"), TType(EbtBool, EbpUndefined, EvqFrontFacing, 1)));
symbolTable.insert(COMMON_BUILTINS, *new TVariable(NewPoolTString("gl_PointCoord"), TType(EbtFloat, EbpMedium, EvqPointCoord, 2)));
//
// In CSS Shaders, gl_FragColor, gl_FragData, and gl_MaxDrawBuffers are not available.
// Instead, css_MixColor and css_ColorMatrix are available.
//
if (spec != SH_CSS_SHADERS_SPEC) {
symbolTable.insert(ESSL1_BUILTINS, *new TVariable(NewPoolTString("gl_FragColor"), TType(EbtFloat, EbpMedium, EvqFragColor, 4)));
symbolTable.insert(ESSL1_BUILTINS, *new TVariable(NewPoolTString("gl_FragData[gl_MaxDrawBuffers]"), TType(EbtFloat, EbpMedium, EvqFragData, 4)));
if (resources.EXT_frag_depth) {
symbolTable.insert(ESSL1_BUILTINS, *new TVariable(NewPoolTString("gl_FragDepthEXT"), TType(EbtFloat, resources.FragmentPrecisionHigh ? EbpHigh : EbpMedium, EvqFragDepth, 1)));
symbolTable.relateToExtension(ESSL1_BUILTINS, "gl_FragDepthEXT", "GL_EXT_frag_depth");
}
} else {
symbolTable.insert(ESSL1_BUILTINS, *new TVariable(NewPoolTString("css_MixColor"), TType(EbtFloat, EbpMedium, EvqGlobal, 4)));
symbolTable.insert(ESSL1_BUILTINS, *new TVariable(NewPoolTString("css_ColorMatrix"), TType(EbtFloat, EbpMedium, EvqGlobal, 4, 4)));
}
break;
case SH_VERTEX_SHADER:
symbolTable.insert(COMMON_BUILTINS, *new TVariable(NewPoolTString("gl_Position"), TType(EbtFloat, EbpHigh, EvqPosition, 4)));
symbolTable.insert(COMMON_BUILTINS, *new TVariable(NewPoolTString("gl_PointSize"), TType(EbtFloat, EbpMedium, EvqPointSize, 1)));
break;
default: assert(false && "Language not supported");
}
//
// Next, identify which built-ins from the already loaded headers have
// a mapping to an operator. Those that are not identified as such are
// expected to be resolved through a library of functions, versus as
// operations.
//
symbolTable.relateToOperator(COMMON_BUILTINS, "matrixCompMult", EOpMul);
symbolTable.relateToOperator(COMMON_BUILTINS, "equal", EOpVectorEqual);
symbolTable.relateToOperator(COMMON_BUILTINS, "notEqual", EOpVectorNotEqual);
symbolTable.relateToOperator(COMMON_BUILTINS, "lessThan", EOpLessThan);
symbolTable.relateToOperator(COMMON_BUILTINS, "greaterThan", EOpGreaterThan);
symbolTable.relateToOperator(COMMON_BUILTINS, "lessThanEqual", EOpLessThanEqual);
symbolTable.relateToOperator(COMMON_BUILTINS, "greaterThanEqual", EOpGreaterThanEqual);
symbolTable.relateToOperator(COMMON_BUILTINS, "radians", EOpRadians);
symbolTable.relateToOperator(COMMON_BUILTINS, "degrees", EOpDegrees);
symbolTable.relateToOperator(COMMON_BUILTINS, "sin", EOpSin);
symbolTable.relateToOperator(COMMON_BUILTINS, "cos", EOpCos);
symbolTable.relateToOperator(COMMON_BUILTINS, "tan", EOpTan);
symbolTable.relateToOperator(COMMON_BUILTINS, "asin", EOpAsin);
symbolTable.relateToOperator(COMMON_BUILTINS, "acos", EOpAcos);
symbolTable.relateToOperator(COMMON_BUILTINS, "atan", EOpAtan);
symbolTable.relateToOperator(COMMON_BUILTINS, "pow", EOpPow);
symbolTable.relateToOperator(COMMON_BUILTINS, "exp2", EOpExp2);
symbolTable.relateToOperator(COMMON_BUILTINS, "log", EOpLog);
symbolTable.relateToOperator(COMMON_BUILTINS, "exp", EOpExp);
symbolTable.relateToOperator(COMMON_BUILTINS, "log2", EOpLog2);
symbolTable.relateToOperator(COMMON_BUILTINS, "sqrt", EOpSqrt);
symbolTable.relateToOperator(COMMON_BUILTINS, "inversesqrt", EOpInverseSqrt);
symbolTable.relateToOperator(COMMON_BUILTINS, "abs", EOpAbs);
symbolTable.relateToOperator(COMMON_BUILTINS, "sign", EOpSign);
symbolTable.relateToOperator(COMMON_BUILTINS, "floor", EOpFloor);
symbolTable.relateToOperator(COMMON_BUILTINS, "ceil", EOpCeil);
symbolTable.relateToOperator(COMMON_BUILTINS, "fract", EOpFract);
symbolTable.relateToOperator(COMMON_BUILTINS, "mod", EOpMod);
symbolTable.relateToOperator(COMMON_BUILTINS, "min", EOpMin);
symbolTable.relateToOperator(COMMON_BUILTINS, "max", EOpMax);
symbolTable.relateToOperator(COMMON_BUILTINS, "clamp", EOpClamp);
symbolTable.relateToOperator(COMMON_BUILTINS, "mix", EOpMix);
symbolTable.relateToOperator(COMMON_BUILTINS, "step", EOpStep);
symbolTable.relateToOperator(COMMON_BUILTINS, "smoothstep", EOpSmoothStep);
symbolTable.relateToOperator(COMMON_BUILTINS, "length", EOpLength);
symbolTable.relateToOperator(COMMON_BUILTINS, "distance", EOpDistance);
symbolTable.relateToOperator(COMMON_BUILTINS, "dot", EOpDot);
symbolTable.relateToOperator(COMMON_BUILTINS, "cross", EOpCross);
symbolTable.relateToOperator(COMMON_BUILTINS, "normalize", EOpNormalize);
symbolTable.relateToOperator(COMMON_BUILTINS, "faceforward", EOpFaceForward);
symbolTable.relateToOperator(COMMON_BUILTINS, "reflect", EOpReflect);
symbolTable.relateToOperator(COMMON_BUILTINS, "refract", EOpRefract);
symbolTable.relateToOperator(COMMON_BUILTINS, "any", EOpAny);
symbolTable.relateToOperator(COMMON_BUILTINS, "all", EOpAll);
symbolTable.relateToOperator(COMMON_BUILTINS, "not", EOpVectorLogicalNot);
// Map language-specific operators.
switch(type) {
case SH_VERTEX_SHADER:
break;
case SH_FRAGMENT_SHADER:
if (resources.OES_standard_derivatives)
{
symbolTable.relateToOperator(ESSL1_BUILTINS, "dFdx", EOpDFdx);
symbolTable.relateToOperator(ESSL1_BUILTINS, "dFdy", EOpDFdy);
symbolTable.relateToOperator(ESSL1_BUILTINS, "fwidth", EOpFwidth);
symbolTable.relateToExtension(ESSL1_BUILTINS, "dFdx", "GL_OES_standard_derivatives");
symbolTable.relateToExtension(ESSL1_BUILTINS, "dFdy", "GL_OES_standard_derivatives");
symbolTable.relateToExtension(ESSL1_BUILTINS, "fwidth", "GL_OES_standard_derivatives");
}
if (resources.EXT_shader_texture_lod)
{
symbolTable.relateToExtension(ESSL1_BUILTINS, "texture2DLodEXT", "GL_EXT_shader_texture_lod");
symbolTable.relateToExtension(ESSL1_BUILTINS, "texture2DProjLodEXT", "GL_EXT_shader_texture_lod");
symbolTable.relateToExtension(ESSL1_BUILTINS, "textureCubeLodEXT", "GL_EXT_shader_texture_lod");
}
break;
default: break;
}
symbolTable.relateToOperator(ESSL3_BUILTINS, "dFdx", EOpDFdx);
symbolTable.relateToOperator(ESSL3_BUILTINS, "dFdy", EOpDFdy);
symbolTable.relateToOperator(ESSL3_BUILTINS, "fwidth", EOpFwidth);
if (resources.EXT_shader_texture_lod)
{
symbolTable.relateToExtension(ESSL1_BUILTINS, "texture2DGradEXT", "GL_EXT_shader_texture_lod");
symbolTable.relateToExtension(ESSL1_BUILTINS, "texture2DProjGradEXT", "GL_EXT_shader_texture_lod");
symbolTable.relateToExtension(ESSL1_BUILTINS, "textureCubeGradEXT", "GL_EXT_shader_texture_lod");
}
// Finally add resource-specific variables.
switch(type) {
case SH_FRAGMENT_SHADER:
if (spec != SH_CSS_SHADERS_SPEC) {
// Set up gl_FragData. The array size.
TType fragData(EbtFloat, EbpMedium, EvqFragData, 4, 1, true);
fragData.setArraySize(resources.MaxDrawBuffers);
symbolTable.insert(ESSL1_BUILTINS, *new TVariable(NewPoolTString("gl_FragData"), fragData));
}
break;
default: break;
}
}
void InsertBuiltInFunctions(ShShaderType type, ShShaderSpec spec, const ShBuiltInResources &resources, TSymbolTable &symbolTable)
{
TType *float1 = new TType(EbtFloat);
TType *float2 = new TType(EbtFloat, 2);
TType *float3 = new TType(EbtFloat, 3);
TType *float4 = new TType(EbtFloat, 4);
TType *int1 = new TType(EbtInt);
TType *int2 = new TType(EbtInt, 2);
TType *int3 = new TType(EbtInt, 3);
TType *int4 = new TType(EbtInt, 4);
//
// Angle and Trigonometric Functions.
//
symbolTable.insertBuiltIn(COMMON_BUILTINS, float1, "radians", float1);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float2, "radians", float2);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float3, "radians", float3);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float4, "radians", float4);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float1, "degrees", float1);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float2, "degrees", float2);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float3, "degrees", float3);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float4, "degrees", float4);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float1, "sin", float1);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float2, "sin", float2);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float3, "sin", float3);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float4, "sin", float4);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float1, "cos", float1);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float2, "cos", float2);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float3, "cos", float3);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float4, "cos", float4);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float1, "tan", float1);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float2, "tan", float2);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float3, "tan", float3);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float4, "tan", float4);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float1, "asin", float1);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float2, "asin", float2);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float3, "asin", float3);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float4, "asin", float4);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float1, "acos", float1);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float2, "acos", float2);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float3, "acos", float3);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float4, "acos", float4);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float1, "atan", float1, float1);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float2, "atan", float2, float2);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float3, "atan", float3, float3);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float4, "atan", float4, float4);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float1, "atan", float1);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float2, "atan", float2);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float3, "atan", float3);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float4, "atan", float4);
//
// Exponential Functions.
//
symbolTable.insertBuiltIn(COMMON_BUILTINS, float1, "pow", float1, float1);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float2, "pow", float2, float2);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float3, "pow", float3, float3);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float4, "pow", float4, float4);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float1, "exp", float1);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float2, "exp", float2);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float3, "exp", float3);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float4, "exp", float4);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float1, "log", float1);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float2, "log", float2);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float3, "log", float3);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float4, "log", float4);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float1, "exp2", float1);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float2, "exp2", float2);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float3, "exp2", float3);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float4, "exp2", float4);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float1, "log2", float1);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float2, "log2", float2);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float3, "log2", float3);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float4, "log2", float4);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float1, "sqrt", float1);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float2, "sqrt", float2);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float3, "sqrt", float3);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float4, "sqrt", float4);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float1, "inversesqrt", float1);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float2, "inversesqrt", float2);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float3, "inversesqrt", float3);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float4, "inversesqrt", float4);
//
// Common Functions.
//
symbolTable.insertBuiltIn(COMMON_BUILTINS, float1, "abs", float1);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float2, "abs", float2);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float3, "abs", float3);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float4, "abs", float4);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float1, "sign", float1);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float2, "sign", float2);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float3, "sign", float3);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float4, "sign", float4);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float1, "floor", float1);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float2, "floor", float2);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float3, "floor", float3);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float4, "floor", float4);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float1, "ceil", float1);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float2, "ceil", float2);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float3, "ceil", float3);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float4, "ceil", float4);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float1, "fract", float1);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float2, "fract", float2);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float3, "fract", float3);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float4, "fract", float4);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float1, "mod", float1, float1);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float2, "mod", float2, float1);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float3, "mod", float3, float1);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float4, "mod", float4, float1);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float2, "mod", float2, float2);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float3, "mod", float3, float3);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float4, "mod", float4, float4);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float1, "min", float1, float1);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float2, "min", float2, float1);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float3, "min", float3, float1);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float4, "min", float4, float1);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float2, "min", float2, float2);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float3, "min", float3, float3);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float4, "min", float4, float4);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float1, "max", float1, float1);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float2, "max", float2, float1);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float3, "max", float3, float1);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float4, "max", float4, float1);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float2, "max", float2, float2);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float3, "max", float3, float3);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float4, "max", float4, float4);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float1, "clamp", float1, float1, float1);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float2, "clamp", float2, float1, float1);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float3, "clamp", float3, float1, float1);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float4, "clamp", float4, float1, float1);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float2, "clamp", float2, float2, float2);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float3, "clamp", float3, float3, float3);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float4, "clamp", float4, float4, float4);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float1, "mix", float1, float1, float1);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float2, "mix", float2, float2, float1);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float3, "mix", float3, float3, float1);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float4, "mix", float4, float4, float1);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float2, "mix", float2, float2, float2);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float3, "mix", float3, float3, float3);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float4, "mix", float4, float4, float4);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float1, "step", float1, float1);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float2, "step", float2, float2);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float3, "step", float3, float3);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float4, "step", float4, float4);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float2, "step", float1, float2);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float3, "step", float1, float3);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float4, "step", float1, float4);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float1, "smoothstep", float1, float1, float1);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float2, "smoothstep", float2, float2, float2);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float3, "smoothstep", float3, float3, float3);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float4, "smoothstep", float4, float4, float4);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float2, "smoothstep", float1, float1, float2);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float3, "smoothstep", float1, float1, float3);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float4, "smoothstep", float1, float1, float4);
//
// Geometric Functions.
//
symbolTable.insertBuiltIn(COMMON_BUILTINS, float1, "length", float1);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float1, "length", float2);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float1, "length", float3);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float1, "length", float4);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float1, "distance", float1, float1);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float1, "distance", float2, float2);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float1, "distance", float3, float3);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float1, "distance", float4, float4);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float1, "dot", float1, float1);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float1, "dot", float2, float2);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float1, "dot", float3, float3);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float1, "dot", float4, float4);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float3, "cross", float3, float3);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float1, "normalize", float1);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float2, "normalize", float2);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float3, "normalize", float3);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float4, "normalize", float4);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float1, "faceforward", float1, float1, float1);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float2, "faceforward", float2, float2, float2);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float3, "faceforward", float3, float3, float3);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float4, "faceforward", float4, float4, float4);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float1, "reflect", float1, float1);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float2, "reflect", float2, float2);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float3, "reflect", float3, float3);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float4, "reflect", float4, float4);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float1, "refract", float1, float1, float1);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float2, "refract", float2, float2, float1);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float3, "refract", float3, float3, float1);
symbolTable.insertBuiltIn(COMMON_BUILTINS, float4, "refract", float4, float4, float1);
TType *mat2 = new TType(EbtFloat, 2, 2);
TType *mat3 = new TType(EbtFloat, 3, 3);
TType *mat4 = new TType(EbtFloat, 4, 4);
//
// Matrix Functions.
//
symbolTable.insertBuiltIn(COMMON_BUILTINS, mat2, "matrixCompMult", mat2, mat2);
symbolTable.insertBuiltIn(COMMON_BUILTINS, mat3, "matrixCompMult", mat3, mat3);
symbolTable.insertBuiltIn(COMMON_BUILTINS, mat4, "matrixCompMult", mat4, mat4);
TType *bool1 = new TType(EbtBool);
TType *bool2 = new TType(EbtBool, 2);
TType *bool3 = new TType(EbtBool, 3);
TType *bool4 = new TType(EbtBool, 4);
//
// Vector relational functions.
//
symbolTable.insertBuiltIn(COMMON_BUILTINS, bool2, "lessThan", float2, float2);
symbolTable.insertBuiltIn(COMMON_BUILTINS, bool3, "lessThan", float3, float3);
symbolTable.insertBuiltIn(COMMON_BUILTINS, bool4, "lessThan", float4, float4);
symbolTable.insertBuiltIn(COMMON_BUILTINS, bool2, "lessThan", int2, int2);
symbolTable.insertBuiltIn(COMMON_BUILTINS, bool3, "lessThan", int3, int3);
symbolTable.insertBuiltIn(COMMON_BUILTINS, bool4, "lessThan", int4, int4);
symbolTable.insertBuiltIn(COMMON_BUILTINS, bool2, "lessThanEqual", float2, float2);
symbolTable.insertBuiltIn(COMMON_BUILTINS, bool3, "lessThanEqual", float3, float3);
symbolTable.insertBuiltIn(COMMON_BUILTINS, bool4, "lessThanEqual", float4, float4);
symbolTable.insertBuiltIn(COMMON_BUILTINS, bool2, "lessThanEqual", int2, int2);
symbolTable.insertBuiltIn(COMMON_BUILTINS, bool3, "lessThanEqual", int3, int3);
symbolTable.insertBuiltIn(COMMON_BUILTINS, bool4, "lessThanEqual", int4, int4);
symbolTable.insertBuiltIn(COMMON_BUILTINS, bool2, "greaterThan", float2, float2);
symbolTable.insertBuiltIn(COMMON_BUILTINS, bool3, "greaterThan", float3, float3);
symbolTable.insertBuiltIn(COMMON_BUILTINS, bool4, "greaterThan", float4, float4);
symbolTable.insertBuiltIn(COMMON_BUILTINS, bool2, "greaterThan", int2, int2);
symbolTable.insertBuiltIn(COMMON_BUILTINS, bool3, "greaterThan", int3, int3);
symbolTable.insertBuiltIn(COMMON_BUILTINS, bool4, "greaterThan", int4, int4);
symbolTable.insertBuiltIn(COMMON_BUILTINS, bool2, "greaterThanEqual", float2, float2);
symbolTable.insertBuiltIn(COMMON_BUILTINS, bool3, "greaterThanEqual", float3, float3);
symbolTable.insertBuiltIn(COMMON_BUILTINS, bool4, "greaterThanEqual", float4, float4);
symbolTable.insertBuiltIn(COMMON_BUILTINS, bool2, "greaterThanEqual", int2, int2);
symbolTable.insertBuiltIn(COMMON_BUILTINS, bool3, "greaterThanEqual", int3, int3);
symbolTable.insertBuiltIn(COMMON_BUILTINS, bool4, "greaterThanEqual", int4, int4);
symbolTable.insertBuiltIn(COMMON_BUILTINS, bool2, "equal", float2, float2);
symbolTable.insertBuiltIn(COMMON_BUILTINS, bool3, "equal", float3, float3);
symbolTable.insertBuiltIn(COMMON_BUILTINS, bool4, "equal", float4, float4);
symbolTable.insertBuiltIn(COMMON_BUILTINS, bool2, "equal", int2, int2);
symbolTable.insertBuiltIn(COMMON_BUILTINS, bool3, "equal", int3, int3);
symbolTable.insertBuiltIn(COMMON_BUILTINS, bool4, "equal", int4, int4);
symbolTable.insertBuiltIn(COMMON_BUILTINS, bool2, "equal", bool2, bool2);
symbolTable.insertBuiltIn(COMMON_BUILTINS, bool3, "equal", bool3, bool3);
symbolTable.insertBuiltIn(COMMON_BUILTINS, bool4, "equal", bool4, bool4);
symbolTable.insertBuiltIn(COMMON_BUILTINS, bool2, "notEqual", float2, float2);
symbolTable.insertBuiltIn(COMMON_BUILTINS, bool3, "notEqual", float3, float3);
symbolTable.insertBuiltIn(COMMON_BUILTINS, bool4, "notEqual", float4, float4);
symbolTable.insertBuiltIn(COMMON_BUILTINS, bool2, "notEqual", int2, int2);
symbolTable.insertBuiltIn(COMMON_BUILTINS, bool3, "notEqual", int3, int3);
symbolTable.insertBuiltIn(COMMON_BUILTINS, bool4, "notEqual", int4, int4);
symbolTable.insertBuiltIn(COMMON_BUILTINS, bool2, "notEqual", bool2, bool2);
symbolTable.insertBuiltIn(COMMON_BUILTINS, bool3, "notEqual", bool3, bool3);
symbolTable.insertBuiltIn(COMMON_BUILTINS, bool4, "notEqual", bool4, bool4);
symbolTable.insertBuiltIn(COMMON_BUILTINS, bool1, "any", bool2);
symbolTable.insertBuiltIn(COMMON_BUILTINS, bool1, "any", bool3);
symbolTable.insertBuiltIn(COMMON_BUILTINS, bool1, "any", bool4);
symbolTable.insertBuiltIn(COMMON_BUILTINS, bool1, "all", bool2);
symbolTable.insertBuiltIn(COMMON_BUILTINS, bool1, "all", bool3);
symbolTable.insertBuiltIn(COMMON_BUILTINS, bool1, "all", bool4);
symbolTable.insertBuiltIn(COMMON_BUILTINS, bool2, "not", bool2);
symbolTable.insertBuiltIn(COMMON_BUILTINS, bool3, "not", bool3);
symbolTable.insertBuiltIn(COMMON_BUILTINS, bool4, "not", bool4);
TType *sampler2D = new TType(EbtSampler2D);
TType *samplerCube = new TType(EbtSamplerCube);
//
// Texture Functions for GLSL ES 1.0
//
symbolTable.insertBuiltIn(ESSL1_BUILTINS, float4, "texture2D", sampler2D, float2);
symbolTable.insertBuiltIn(ESSL1_BUILTINS, float4, "texture2DProj", sampler2D, float3);
symbolTable.insertBuiltIn(ESSL1_BUILTINS, float4, "texture2DProj", sampler2D, float4);
symbolTable.insertBuiltIn(ESSL1_BUILTINS, float4, "textureCube", samplerCube, float3);
if (resources.OES_EGL_image_external)
{
TType *samplerExternalOES = new TType(EbtSamplerExternalOES);
symbolTable.insertBuiltIn(ESSL1_BUILTINS, float4, "texture2D", samplerExternalOES, float2);
symbolTable.insertBuiltIn(ESSL1_BUILTINS, float4, "texture2DProj", samplerExternalOES, float3);
symbolTable.insertBuiltIn(ESSL1_BUILTINS, float4, "texture2DProj", samplerExternalOES, float4);
}
if (resources.ARB_texture_rectangle)
{
TType *sampler2DRect = new TType(EbtSampler2DRect);
symbolTable.insertBuiltIn(ESSL1_BUILTINS, float4, "texture2DRect", sampler2DRect, float2);
symbolTable.insertBuiltIn(ESSL1_BUILTINS, float4, "texture2DRectProj", sampler2DRect, float3);
symbolTable.insertBuiltIn(ESSL1_BUILTINS, float4, "texture2DRectProj", sampler2DRect, float4);
}
if (resources.EXT_shader_texture_lod)
{
/* The *Grad* variants are new to both vertex and fragment shaders; the fragment
* shader specific pieces are added separately below.
*/
symbolTable.insertBuiltIn(ESSL1_BUILTINS, float4, "texture2DGradEXT", sampler2D, float2, float2, float2);
symbolTable.insertBuiltIn(ESSL1_BUILTINS, float4, "texture2DProjGradEXT", sampler2D, float3, float2, float2);
symbolTable.insertBuiltIn(ESSL1_BUILTINS, float4, "texture2DProjGradEXT", sampler2D, float4, float2, float2);
symbolTable.insertBuiltIn(ESSL1_BUILTINS, float4, "textureCubeGradEXT", samplerCube, float3, float3, float3);
}
if (type == SH_FRAGMENT_SHADER)
{
symbolTable.insertBuiltIn(ESSL1_BUILTINS, float4, "texture2D", sampler2D, float2, float1);
symbolTable.insertBuiltIn(ESSL1_BUILTINS, float4, "texture2DProj", sampler2D, float3, float1);
symbolTable.insertBuiltIn(ESSL1_BUILTINS, float4, "texture2DProj", sampler2D, float4, float1);
symbolTable.insertBuiltIn(ESSL1_BUILTINS, float4, "textureCube", samplerCube, float3, float1);
if (resources.OES_standard_derivatives)
{
symbolTable.insertBuiltIn(ESSL1_BUILTINS, float1, "dFdx", float1);
symbolTable.insertBuiltIn(ESSL1_BUILTINS, float2, "dFdx", float2);
symbolTable.insertBuiltIn(ESSL1_BUILTINS, float3, "dFdx", float3);
symbolTable.insertBuiltIn(ESSL1_BUILTINS, float4, "dFdx", float4);
symbolTable.insertBuiltIn(ESSL1_BUILTINS, float1, "dFdy", float1);
symbolTable.insertBuiltIn(ESSL1_BUILTINS, float2, "dFdy", float2);
symbolTable.insertBuiltIn(ESSL1_BUILTINS, float3, "dFdy", float3);
symbolTable.insertBuiltIn(ESSL1_BUILTINS, float4, "dFdy", float4);
symbolTable.insertBuiltIn(ESSL1_BUILTINS, float1, "fwidth", float1);
symbolTable.insertBuiltIn(ESSL1_BUILTINS, float2, "fwidth", float2);
symbolTable.insertBuiltIn(ESSL1_BUILTINS, float3, "fwidth", float3);
symbolTable.insertBuiltIn(ESSL1_BUILTINS, float4, "fwidth", float4);
}
if (resources.EXT_shader_texture_lod)
{
symbolTable.insertBuiltIn(ESSL1_BUILTINS, float4, "texture2DLodEXT", sampler2D, float2, float1);
symbolTable.insertBuiltIn(ESSL1_BUILTINS, float4, "texture2DProjLodEXT", sampler2D, float3, float1);
symbolTable.insertBuiltIn(ESSL1_BUILTINS, float4, "texture2DProjLodEXT", sampler2D, float4, float1);
symbolTable.insertBuiltIn(ESSL1_BUILTINS, float4, "textureCubeLodEXT", samplerCube, float3, float1);
}
}
if(type == SH_VERTEX_SHADER)
{
symbolTable.insertBuiltIn(ESSL1_BUILTINS, float4, "texture2DLod", sampler2D, float2, float1);
symbolTable.insertBuiltIn(ESSL1_BUILTINS, float4, "texture2DProjLod", sampler2D, float3, float1);
symbolTable.insertBuiltIn(ESSL1_BUILTINS, float4, "texture2DProjLod", sampler2D, float4, float1);
symbolTable.insertBuiltIn(ESSL1_BUILTINS, float4, "textureCubeLod", samplerCube, float3, float1);
}
TType *gvec4 = new TType(EbtGVec4);
TType *gsampler2D = new TType(EbtGSampler2D);
TType *gsamplerCube = new TType(EbtGSamplerCube);
TType *gsampler3D = new TType(EbtGSampler3D);
TType *gsampler2DArray = new TType(EbtGSampler2DArray);
//
// Texture Functions for GLSL ES 3.0
//
symbolTable.insertBuiltIn(ESSL3_BUILTINS, gvec4, "texture", gsampler2D, float2);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, gvec4, "texture", gsampler3D, float3);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, gvec4, "texture", gsamplerCube, float3);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, gvec4, "texture", gsampler2DArray, float3);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, gvec4, "textureProj", gsampler2D, float3);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, gvec4, "textureProj", gsampler2D, float4);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, gvec4, "textureProj", gsampler3D, float4);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, gvec4, "textureLod", gsampler2D, float2, float1);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, gvec4, "textureLod", gsampler3D, float3, float1);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, gvec4, "textureLod", gsamplerCube, float3, float1);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, gvec4, "textureLod", gsampler2DArray, float3, float1);
if (type == SH_FRAGMENT_SHADER)
{
symbolTable.insertBuiltIn(ESSL3_BUILTINS, gvec4, "texture", gsampler2D, float2, float1);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, gvec4, "texture", gsampler3D, float3, float1);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, gvec4, "texture", gsamplerCube, float3, float1);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, gvec4, "texture", gsampler2DArray, float3, float1);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, gvec4, "textureProj", gsampler2D, float3, float1);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, gvec4, "textureProj", gsampler2D, float4, float1);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, gvec4, "textureProj", gsampler3D, float4, float1);
}
TType *sampler2DShadow = new TType(EbtSampler2DShadow);
TType *samplerCubeShadow = new TType(EbtSamplerCubeShadow);
TType *sampler2DArrayShadow = new TType(EbtSampler2DArrayShadow);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, float1, "texture", sampler2DShadow, float3);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, float1, "texture", samplerCubeShadow, float4);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, float1, "texture", sampler2DArrayShadow, float4);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, float1, "textureProj", sampler2DShadow, float4);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, float1, "textureLod", sampler2DShadow, float3, float1);
if (type == SH_FRAGMENT_SHADER)
{
symbolTable.insertBuiltIn(ESSL3_BUILTINS, float1, "texture", sampler2DShadow, float3, float1);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, float1, "texture", samplerCubeShadow, float4, float1);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, float1, "textureProj", sampler2DShadow, float4, float1);
}
symbolTable.insertBuiltIn(ESSL3_BUILTINS, int2, "textureSize", gsampler2D, int1);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, int3, "textureSize", gsampler3D, int1);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, int2, "textureSize", gsamplerCube, int1);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, int3, "textureSize", gsampler2DArray, int1);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, int2, "textureSize", sampler2DShadow, int1);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, int2, "textureSize", samplerCubeShadow, int1);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, int3, "textureSize", sampler2DArrayShadow, int1);
if(type == SH_FRAGMENT_SHADER)
{
symbolTable.insertBuiltIn(ESSL3_BUILTINS, float1, "dFdx", float1);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, float2, "dFdx", float2);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, float3, "dFdx", float3);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, float4, "dFdx", float4);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, float1, "dFdy", float1);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, float2, "dFdy", float2);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, float3, "dFdy", float3);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, float4, "dFdy", float4);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, float1, "fwidth", float1);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, float2, "fwidth", float2);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, float3, "fwidth", float3);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, float4, "fwidth", float4);
}
symbolTable.insertBuiltIn(ESSL3_BUILTINS, gvec4, "textureOffset", gsampler2D, float2, int2);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, gvec4, "textureOffset", gsampler3D, float3, int3);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, float1, "textureOffset", sampler2DShadow, float3, int2);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, gvec4, "textureOffset", gsampler2DArray, float3, int2);
if(type == SH_FRAGMENT_SHADER)
{
symbolTable.insertBuiltIn(ESSL3_BUILTINS, gvec4, "textureOffset", gsampler2D, float2, int2, float1);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, gvec4, "textureOffset", gsampler3D, float3, int3, float1);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, float1, "textureOffset", sampler2DShadow, float3, int2, float1);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, gvec4, "textureOffset", gsampler2DArray, float3, int2, float1);
}
symbolTable.insertBuiltIn(ESSL3_BUILTINS, gvec4, "textureProjOffset", gsampler2D, float3, int2);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, gvec4, "textureProjOffset", gsampler2D, float4, int2);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, gvec4, "textureProjOffset", gsampler3D, float4, int3);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, float1, "textureProjOffset", sampler2DShadow, float4, int2);
if(type == SH_FRAGMENT_SHADER)
{
symbolTable.insertBuiltIn(ESSL3_BUILTINS, gvec4, "textureProjOffset", gsampler2D, float3, int2, float1);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, gvec4, "textureProjOffset", gsampler2D, float4, int2, float1);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, gvec4, "textureProjOffset", gsampler3D, float4, int3, float1);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, float1, "textureProjOffset", sampler2DShadow, float4, int2, float1);
}
symbolTable.insertBuiltIn(ESSL3_BUILTINS, gvec4, "textureLodOffset", gsampler2D, float2, float1, int2);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, gvec4, "textureLodOffset", gsampler3D, float3, float1, int3);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, float1, "textureLodOffset", sampler2DShadow, float3, float1, int2);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, gvec4, "textureLodOffset", gsampler2DArray, float3, float1, int2);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, gvec4, "textureProjLod", gsampler2D, float3, float1);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, gvec4, "textureProjLod", gsampler2D, float4, float1);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, gvec4, "textureProjLod", gsampler3D, float4, float1);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, float1, "textureProjLod", sampler2DShadow, float4, float1);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, gvec4, "textureProjLodOffset", gsampler2D, float3, float1, int2);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, gvec4, "textureProjLodOffset", gsampler2D, float4, float1, int2);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, gvec4, "textureProjLodOffset", gsampler3D, float4, float1, int3);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, float1, "textureProjLodOffset", sampler2DShadow, float4, float1, int2);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, gvec4, "texelFetch", gsampler2D, int2, int1);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, gvec4, "texelFetch", gsampler3D, int3, int1);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, gvec4, "texelFetch", gsampler2DArray, int3, int1);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, gvec4, "texelFetchOffset", gsampler2D, int2, int1, int2);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, gvec4, "texelFetchOffset", gsampler3D, int3, int1, int3);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, gvec4, "texelFetchOffset", gsampler2DArray, int3, int1, int2);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, gvec4, "textureGrad", gsampler2D, float2, float2, float2);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, gvec4, "textureGrad", gsampler3D, float3, float3, float3);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, gvec4, "textureGrad", gsamplerCube, float3, float3, float3);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, float1, "textureGrad", sampler2DShadow, float3, float2, float2);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, float1, "textureGrad", samplerCubeShadow, float4, float3, float3);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, gvec4, "textureGrad", gsampler2DArray, float3, float2, float2);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, float1, "textureGrad", sampler2DArrayShadow, float4, float2, float2);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, gvec4, "textureGradOffset", gsampler2D, float2, float2, float2, int2);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, gvec4, "textureGradOffset", gsampler3D, float3, float3, float3, int3);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, float1, "textureGradOffset", sampler2DShadow, float3, float2, float2, int2);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, gvec4, "textureGradOffset", gsampler2DArray, float3, float2, float2, int2);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, float1, "textureGradOffset", sampler2DArrayShadow, float4, float2, float2, int2);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, gvec4, "textureProjGrad", gsampler2D, float3, float2, float2);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, gvec4, "textureProjGrad", gsampler2D, float4, float2, float2);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, gvec4, "textureProjGrad", gsampler3D, float4, float3, float3);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, float1, "textureProjGrad", sampler2DShadow, float4, float2, float2);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, gvec4, "textureProjGradOffset", gsampler2D, float3, float2, float2, int2);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, gvec4, "textureProjGradOffset", gsampler2D, float4, float2, float2, int2);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, gvec4, "textureProjGradOffset", gsampler3D, float4, float3, float3, int3);
symbolTable.insertBuiltIn(ESSL3_BUILTINS, float1, "textureProjGradOffset", sampler2DShadow, float4, float2, float2, int2);
//
// Depth range in window coordinates
//
TFieldList *fields = NewPoolTFieldList();
TSourceLoc zeroSourceLoc = {0, 0, 0, 0};
TField *near = new TField(new TType(EbtFloat, EbpHigh, EvqGlobal, 1), NewPoolTString("near"), zeroSourceLoc);
TField *far = new TField(new TType(EbtFloat, EbpHigh, EvqGlobal, 1), NewPoolTString("far"), zeroSourceLoc);
TField *diff = new TField(new TType(EbtFloat, EbpHigh, EvqGlobal, 1), NewPoolTString("diff"), zeroSourceLoc);
fields->push_back(near);
fields->push_back(far);
fields->push_back(diff);
TStructure *depthRangeStruct = new TStructure(NewPoolTString("gl_DepthRangeParameters"), fields);
TVariable *depthRangeParameters = new TVariable(&depthRangeStruct->name(), depthRangeStruct, true);
symbolTable.insert(COMMON_BUILTINS, *depthRangeParameters);
TVariable *depthRange = new TVariable(NewPoolTString("gl_DepthRange"), TType(depthRangeStruct));
depthRange->setQualifier(EvqUniform);
symbolTable.insert(COMMON_BUILTINS, *depthRange);
//
// Implementation dependent built-in constants.
//
symbolTable.insertConstInt(COMMON_BUILTINS, "gl_MaxVertexAttribs", resources.MaxVertexAttribs);
symbolTable.insertConstInt(COMMON_BUILTINS, "gl_MaxVertexUniformVectors", resources.MaxVertexUniformVectors);
symbolTable.insertConstInt(COMMON_BUILTINS, "gl_MaxVertexTextureImageUnits", resources.MaxVertexTextureImageUnits);
symbolTable.insertConstInt(COMMON_BUILTINS, "gl_MaxCombinedTextureImageUnits", resources.MaxCombinedTextureImageUnits);
symbolTable.insertConstInt(COMMON_BUILTINS, "gl_MaxTextureImageUnits", resources.MaxTextureImageUnits);
symbolTable.insertConstInt(COMMON_BUILTINS, "gl_MaxFragmentUniformVectors", resources.MaxFragmentUniformVectors);
symbolTable.insertConstInt(ESSL1_BUILTINS, "gl_MaxVaryingVectors", resources.MaxVaryingVectors);
if (spec != SH_CSS_SHADERS_SPEC)
{
symbolTable.insertConstInt(COMMON_BUILTINS, "gl_MaxDrawBuffers", resources.MaxDrawBuffers);
}
symbolTable.insertConstInt(ESSL3_BUILTINS, "gl_MaxVertexOutputVectors", resources.MaxVertexOutputVectors);
symbolTable.insertConstInt(ESSL3_BUILTINS, "gl_MaxFragmentInputVectors", resources.MaxFragmentInputVectors);
symbolTable.insertConstInt(ESSL3_BUILTINS, "gl_MinProgramTexelOffset", resources.MinProgramTexelOffset);
symbolTable.insertConstInt(ESSL3_BUILTINS, "gl_MaxProgramTexelOffset", resources.MaxProgramTexelOffset);
}
void InsertBuiltInFunctions(ShShaderType type, ShShaderSpec spec, const ShBuiltInResources &resources, TSymbolTable &symbolTable)
{
TType *float1 = new TType(EbtFloat, EbpUndefined, EvqGlobal, 1);
TType *float2 = new TType(EbtFloat, EbpUndefined, EvqGlobal, 2);
TType *float3 = new TType(EbtFloat, EbpUndefined, EvqGlobal, 3);
TType *float4 = new TType(EbtFloat, EbpUndefined, EvqGlobal, 4);
TType *int2 = new TType(EbtInt, EbpUndefined, EvqGlobal, 2);
TType *int3 = new TType(EbtInt, EbpUndefined, EvqGlobal, 3);
TType *int4 = new TType(EbtInt, EbpUndefined, EvqGlobal, 4);
//
// Angle and Trigonometric Functions.
//
symbolTable.insertBuiltIn(float1, "radians", float1);
symbolTable.insertBuiltIn(float2, "radians", float2);
symbolTable.insertBuiltIn(float3, "radians", float3);
symbolTable.insertBuiltIn(float4, "radians", float4);
symbolTable.insertBuiltIn(float1, "degrees", float1);
symbolTable.insertBuiltIn(float2, "degrees", float2);
symbolTable.insertBuiltIn(float3, "degrees", float3);
symbolTable.insertBuiltIn(float4, "degrees", float4);
symbolTable.insertBuiltIn(float1, "sin", float1);
symbolTable.insertBuiltIn(float2, "sin", float2);
symbolTable.insertBuiltIn(float3, "sin", float3);
symbolTable.insertBuiltIn(float4, "sin", float4);
symbolTable.insertBuiltIn(float1, "cos", float1);
symbolTable.insertBuiltIn(float2, "cos", float2);
symbolTable.insertBuiltIn(float3, "cos", float3);
symbolTable.insertBuiltIn(float4, "cos", float4);
symbolTable.insertBuiltIn(float1, "tan", float1);
symbolTable.insertBuiltIn(float2, "tan", float2);
symbolTable.insertBuiltIn(float3, "tan", float3);
symbolTable.insertBuiltIn(float4, "tan", float4);
symbolTable.insertBuiltIn(float1, "asin", float1);
symbolTable.insertBuiltIn(float2, "asin", float2);
symbolTable.insertBuiltIn(float3, "asin", float3);
symbolTable.insertBuiltIn(float4, "asin", float4);
symbolTable.insertBuiltIn(float1, "acos", float1);
symbolTable.insertBuiltIn(float2, "acos", float2);
symbolTable.insertBuiltIn(float3, "acos", float3);
symbolTable.insertBuiltIn(float4, "acos", float4);
symbolTable.insertBuiltIn(float1, "atan", float1, float1);
symbolTable.insertBuiltIn(float2, "atan", float2, float2);
symbolTable.insertBuiltIn(float3, "atan", float3, float3);
symbolTable.insertBuiltIn(float4, "atan", float4, float4);
symbolTable.insertBuiltIn(float1, "atan", float1);
symbolTable.insertBuiltIn(float2, "atan", float2);
symbolTable.insertBuiltIn(float3, "atan", float3);
symbolTable.insertBuiltIn(float4, "atan", float4);
//
// Exponential Functions.
//
symbolTable.insertBuiltIn(float1, "pow", float1, float1);
symbolTable.insertBuiltIn(float2, "pow", float2, float2);
symbolTable.insertBuiltIn(float3, "pow", float3, float3);
symbolTable.insertBuiltIn(float4, "pow", float4, float4);
symbolTable.insertBuiltIn(float1, "exp", float1);
symbolTable.insertBuiltIn(float2, "exp", float2);
symbolTable.insertBuiltIn(float3, "exp", float3);
symbolTable.insertBuiltIn(float4, "exp", float4);
symbolTable.insertBuiltIn(float1, "log", float1);
symbolTable.insertBuiltIn(float2, "log", float2);
symbolTable.insertBuiltIn(float3, "log", float3);
symbolTable.insertBuiltIn(float4, "log", float4);
symbolTable.insertBuiltIn(float1, "exp2", float1);
symbolTable.insertBuiltIn(float2, "exp2", float2);
symbolTable.insertBuiltIn(float3, "exp2", float3);
symbolTable.insertBuiltIn(float4, "exp2", float4);
symbolTable.insertBuiltIn(float1, "log2", float1);
symbolTable.insertBuiltIn(float2, "log2", float2);
symbolTable.insertBuiltIn(float3, "log2", float3);
symbolTable.insertBuiltIn(float4, "log2", float4);
symbolTable.insertBuiltIn(float1, "sqrt", float1);
symbolTable.insertBuiltIn(float2, "sqrt", float2);
symbolTable.insertBuiltIn(float3, "sqrt", float3);
symbolTable.insertBuiltIn(float4, "sqrt", float4);
symbolTable.insertBuiltIn(float1, "inversesqrt", float1);
symbolTable.insertBuiltIn(float2, "inversesqrt", float2);
symbolTable.insertBuiltIn(float3, "inversesqrt", float3);
symbolTable.insertBuiltIn(float4, "inversesqrt", float4);
//
// Common Functions.
//
symbolTable.insertBuiltIn(float1, "abs", float1);
symbolTable.insertBuiltIn(float2, "abs", float2);
symbolTable.insertBuiltIn(float3, "abs", float3);
symbolTable.insertBuiltIn(float4, "abs", float4);
symbolTable.insertBuiltIn(float1, "sign", float1);
symbolTable.insertBuiltIn(float2, "sign", float2);
symbolTable.insertBuiltIn(float3, "sign", float3);
symbolTable.insertBuiltIn(float4, "sign", float4);
symbolTable.insertBuiltIn(float1, "floor", float1);
symbolTable.insertBuiltIn(float2, "floor", float2);
symbolTable.insertBuiltIn(float3, "floor", float3);
symbolTable.insertBuiltIn(float4, "floor", float4);
symbolTable.insertBuiltIn(float1, "ceil", float1);
symbolTable.insertBuiltIn(float2, "ceil", float2);
symbolTable.insertBuiltIn(float3, "ceil", float3);
symbolTable.insertBuiltIn(float4, "ceil", float4);
symbolTable.insertBuiltIn(float1, "fract", float1);
symbolTable.insertBuiltIn(float2, "fract", float2);
symbolTable.insertBuiltIn(float3, "fract", float3);
symbolTable.insertBuiltIn(float4, "fract", float4);
symbolTable.insertBuiltIn(float1, "mod", float1, float1);
symbolTable.insertBuiltIn(float2, "mod", float2, float1);
symbolTable.insertBuiltIn(float3, "mod", float3, float1);
symbolTable.insertBuiltIn(float4, "mod", float4, float1);
symbolTable.insertBuiltIn(float2, "mod", float2, float2);
symbolTable.insertBuiltIn(float3, "mod", float3, float3);
symbolTable.insertBuiltIn(float4, "mod", float4, float4);
symbolTable.insertBuiltIn(float1, "min", float1, float1);
symbolTable.insertBuiltIn(float2, "min", float2, float1);
symbolTable.insertBuiltIn(float3, "min", float3, float1);
symbolTable.insertBuiltIn(float4, "min", float4, float1);
symbolTable.insertBuiltIn(float2, "min", float2, float2);
symbolTable.insertBuiltIn(float3, "min", float3, float3);
symbolTable.insertBuiltIn(float4, "min", float4, float4);
symbolTable.insertBuiltIn(float1, "max", float1, float1);
symbolTable.insertBuiltIn(float2, "max", float2, float1);
symbolTable.insertBuiltIn(float3, "max", float3, float1);
symbolTable.insertBuiltIn(float4, "max", float4, float1);
symbolTable.insertBuiltIn(float2, "max", float2, float2);
symbolTable.insertBuiltIn(float3, "max", float3, float3);
symbolTable.insertBuiltIn(float4, "max", float4, float4);
symbolTable.insertBuiltIn(float1, "clamp", float1, float1, float1);
symbolTable.insertBuiltIn(float2, "clamp", float2, float1, float1);
symbolTable.insertBuiltIn(float3, "clamp", float3, float1, float1);
symbolTable.insertBuiltIn(float4, "clamp", float4, float1, float1);
symbolTable.insertBuiltIn(float2, "clamp", float2, float2, float2);
symbolTable.insertBuiltIn(float3, "clamp", float3, float3, float3);
symbolTable.insertBuiltIn(float4, "clamp", float4, float4, float4);
symbolTable.insertBuiltIn(float1, "mix", float1, float1, float1);
symbolTable.insertBuiltIn(float2, "mix", float2, float2, float1);
symbolTable.insertBuiltIn(float3, "mix", float3, float3, float1);
symbolTable.insertBuiltIn(float4, "mix", float4, float4, float1);
symbolTable.insertBuiltIn(float2, "mix", float2, float2, float2);
symbolTable.insertBuiltIn(float3, "mix", float3, float3, float3);
symbolTable.insertBuiltIn(float4, "mix", float4, float4, float4);
symbolTable.insertBuiltIn(float1, "step", float1, float1);
symbolTable.insertBuiltIn(float2, "step", float2, float2);
symbolTable.insertBuiltIn(float3, "step", float3, float3);
symbolTable.insertBuiltIn(float4, "step", float4, float4);
symbolTable.insertBuiltIn(float2, "step", float1, float2);
symbolTable.insertBuiltIn(float3, "step", float1, float3);
symbolTable.insertBuiltIn(float4, "step", float1, float4);
symbolTable.insertBuiltIn(float1, "smoothstep", float1, float1, float1);
symbolTable.insertBuiltIn(float2, "smoothstep", float2, float2, float2);
symbolTable.insertBuiltIn(float3, "smoothstep", float3, float3, float3);
symbolTable.insertBuiltIn(float4, "smoothstep", float4, float4, float4);
symbolTable.insertBuiltIn(float2, "smoothstep", float1, float1, float2);
symbolTable.insertBuiltIn(float3, "smoothstep", float1, float1, float3);
symbolTable.insertBuiltIn(float4, "smoothstep", float1, float1, float4);
//
// Geometric Functions.
//
symbolTable.insertBuiltIn(float1, "length", float1);
symbolTable.insertBuiltIn(float1, "length", float2);
symbolTable.insertBuiltIn(float1, "length", float3);
symbolTable.insertBuiltIn(float1, "length", float4);
symbolTable.insertBuiltIn(float1, "distance", float1, float1);
symbolTable.insertBuiltIn(float1, "distance", float2, float2);
symbolTable.insertBuiltIn(float1, "distance", float3, float3);
symbolTable.insertBuiltIn(float1, "distance", float4, float4);
symbolTable.insertBuiltIn(float1, "dot", float1, float1);
symbolTable.insertBuiltIn(float1, "dot", float2, float2);
symbolTable.insertBuiltIn(float1, "dot", float3, float3);
symbolTable.insertBuiltIn(float1, "dot", float4, float4);
symbolTable.insertBuiltIn(float3, "cross", float3, float3);
symbolTable.insertBuiltIn(float1, "normalize", float1);
symbolTable.insertBuiltIn(float2, "normalize", float2);
symbolTable.insertBuiltIn(float3, "normalize", float3);
symbolTable.insertBuiltIn(float4, "normalize", float4);
symbolTable.insertBuiltIn(float1, "faceforward", float1, float1, float1);
symbolTable.insertBuiltIn(float2, "faceforward", float2, float2, float2);
symbolTable.insertBuiltIn(float3, "faceforward", float3, float3, float3);
symbolTable.insertBuiltIn(float4, "faceforward", float4, float4, float4);
symbolTable.insertBuiltIn(float1, "reflect", float1, float1);
symbolTable.insertBuiltIn(float2, "reflect", float2, float2);
symbolTable.insertBuiltIn(float3, "reflect", float3, float3);
symbolTable.insertBuiltIn(float4, "reflect", float4, float4);
symbolTable.insertBuiltIn(float1, "refract", float1, float1, float1);
symbolTable.insertBuiltIn(float2, "refract", float2, float2, float1);
symbolTable.insertBuiltIn(float3, "refract", float3, float3, float1);
symbolTable.insertBuiltIn(float4, "refract", float4, float4, float1);
TType *mat2 = new TType(EbtFloat, EbpUndefined, EvqGlobal, 2, true);
TType *mat3 = new TType(EbtFloat, EbpUndefined, EvqGlobal, 3, true);
TType *mat4 = new TType(EbtFloat, EbpUndefined, EvqGlobal, 4, true);
//
// Matrix Functions.
//
symbolTable.insertBuiltIn(mat2, "matrixCompMult", mat2, mat2);
symbolTable.insertBuiltIn(mat3, "matrixCompMult", mat3, mat3);
symbolTable.insertBuiltIn(mat4, "matrixCompMult", mat4, mat4);
TType *bool1 = new TType(EbtBool, EbpUndefined, EvqGlobal, 1);
TType *bool2 = new TType(EbtBool, EbpUndefined, EvqGlobal, 2);
TType *bool3 = new TType(EbtBool, EbpUndefined, EvqGlobal, 3);
TType *bool4 = new TType(EbtBool, EbpUndefined, EvqGlobal, 4);
//
// Vector relational functions.
//
symbolTable.insertBuiltIn(bool2, "lessThan", float2, float2);
symbolTable.insertBuiltIn(bool3, "lessThan", float3, float3);
symbolTable.insertBuiltIn(bool4, "lessThan", float4, float4);
symbolTable.insertBuiltIn(bool2, "lessThan", int2, int2);
symbolTable.insertBuiltIn(bool3, "lessThan", int3, int3);
symbolTable.insertBuiltIn(bool4, "lessThan", int4, int4);
symbolTable.insertBuiltIn(bool2, "lessThanEqual", float2, float2);
symbolTable.insertBuiltIn(bool3, "lessThanEqual", float3, float3);
symbolTable.insertBuiltIn(bool4, "lessThanEqual", float4, float4);
symbolTable.insertBuiltIn(bool2, "lessThanEqual", int2, int2);
symbolTable.insertBuiltIn(bool3, "lessThanEqual", int3, int3);
symbolTable.insertBuiltIn(bool4, "lessThanEqual", int4, int4);
symbolTable.insertBuiltIn(bool2, "greaterThan", float2, float2);
symbolTable.insertBuiltIn(bool3, "greaterThan", float3, float3);
symbolTable.insertBuiltIn(bool4, "greaterThan", float4, float4);
symbolTable.insertBuiltIn(bool2, "greaterThan", int2, int2);
symbolTable.insertBuiltIn(bool3, "greaterThan", int3, int3);
symbolTable.insertBuiltIn(bool4, "greaterThan", int4, int4);
symbolTable.insertBuiltIn(bool2, "greaterThanEqual", float2, float2);
symbolTable.insertBuiltIn(bool3, "greaterThanEqual", float3, float3);
symbolTable.insertBuiltIn(bool4, "greaterThanEqual", float4, float4);
symbolTable.insertBuiltIn(bool2, "greaterThanEqual", int2, int2);
symbolTable.insertBuiltIn(bool3, "greaterThanEqual", int3, int3);
symbolTable.insertBuiltIn(bool4, "greaterThanEqual", int4, int4);
symbolTable.insertBuiltIn(bool2, "equal", float2, float2);
symbolTable.insertBuiltIn(bool3, "equal", float3, float3);
symbolTable.insertBuiltIn(bool4, "equal", float4, float4);
symbolTable.insertBuiltIn(bool2, "equal", int2, int2);
symbolTable.insertBuiltIn(bool3, "equal", int3, int3);
symbolTable.insertBuiltIn(bool4, "equal", int4, int4);
symbolTable.insertBuiltIn(bool2, "equal", bool2, bool2);
symbolTable.insertBuiltIn(bool3, "equal", bool3, bool3);
symbolTable.insertBuiltIn(bool4, "equal", bool4, bool4);
symbolTable.insertBuiltIn(bool2, "notEqual", float2, float2);
symbolTable.insertBuiltIn(bool3, "notEqual", float3, float3);
symbolTable.insertBuiltIn(bool4, "notEqual", float4, float4);
symbolTable.insertBuiltIn(bool2, "notEqual", int2, int2);
symbolTable.insertBuiltIn(bool3, "notEqual", int3, int3);
symbolTable.insertBuiltIn(bool4, "notEqual", int4, int4);
symbolTable.insertBuiltIn(bool2, "notEqual", bool2, bool2);
symbolTable.insertBuiltIn(bool3, "notEqual", bool3, bool3);
symbolTable.insertBuiltIn(bool4, "notEqual", bool4, bool4);
symbolTable.insertBuiltIn(bool1, "any", bool2);
symbolTable.insertBuiltIn(bool1, "any", bool3);
symbolTable.insertBuiltIn(bool1, "any", bool4);
symbolTable.insertBuiltIn(bool1, "all", bool2);
symbolTable.insertBuiltIn(bool1, "all", bool3);
symbolTable.insertBuiltIn(bool1, "all", bool4);
symbolTable.insertBuiltIn(bool2, "not", bool2);
symbolTable.insertBuiltIn(bool3, "not", bool3);
symbolTable.insertBuiltIn(bool4, "not", bool4);
TType *sampler2D = new TType(EbtSampler2D, EbpUndefined, EvqGlobal, 1);
TType *samplerCube = new TType(EbtSamplerCube, EbpUndefined, EvqGlobal, 1);
//
// Texture Functions for GLSL ES 1.0
//
symbolTable.insertBuiltIn(float4, "texture2D", sampler2D, float2);
symbolTable.insertBuiltIn(float4, "texture2DProj", sampler2D, float3);
symbolTable.insertBuiltIn(float4, "texture2DProj", sampler2D, float4);
symbolTable.insertBuiltIn(float4, "textureCube", samplerCube, float3);
if (resources.OES_EGL_image_external)
{
TType *samplerExternalOES = new TType(EbtSamplerExternalOES, EbpUndefined, EvqGlobal, 1);
symbolTable.insertBuiltIn(float4, "texture2D", samplerExternalOES, float2);
symbolTable.insertBuiltIn(float4, "texture2DProj", samplerExternalOES, float3);
symbolTable.insertBuiltIn(float4, "texture2DProj", samplerExternalOES, float4);
}
if (resources.ARB_texture_rectangle)
{
TType *sampler2DRect = new TType(EbtSampler2DRect, EbpUndefined, EvqGlobal, 1);
symbolTable.insertBuiltIn(float4, "texture2DRect", sampler2DRect, float2);
symbolTable.insertBuiltIn(float4, "texture2DRectProj", sampler2DRect, float3);
symbolTable.insertBuiltIn(float4, "texture2DRectProj", sampler2DRect, float4);
}
if (type == SH_FRAGMENT_SHADER)
{
symbolTable.insertBuiltIn(float4, "texture2D", sampler2D, float2, float1);
symbolTable.insertBuiltIn(float4, "texture2DProj", sampler2D, float3, float1);
symbolTable.insertBuiltIn(float4, "texture2DProj", sampler2D, float4, float1);
symbolTable.insertBuiltIn(float4, "textureCube", samplerCube, float3, float1);
if (resources.OES_standard_derivatives)
{
symbolTable.insertBuiltIn(float1, "dFdx", float1);
symbolTable.insertBuiltIn(float2, "dFdx", float2);
symbolTable.insertBuiltIn(float3, "dFdx", float3);
symbolTable.insertBuiltIn(float4, "dFdx", float4);
symbolTable.insertBuiltIn(float1, "dFdy", float1);
symbolTable.insertBuiltIn(float2, "dFdy", float2);
symbolTable.insertBuiltIn(float3, "dFdy", float3);
symbolTable.insertBuiltIn(float4, "dFdy", float4);
symbolTable.insertBuiltIn(float1, "fwidth", float1);
symbolTable.insertBuiltIn(float2, "fwidth", float2);
symbolTable.insertBuiltIn(float3, "fwidth", float3);
symbolTable.insertBuiltIn(float4, "fwidth", float4);
}
}
if(type == SH_VERTEX_SHADER)
{
symbolTable.insertBuiltIn(float4, "texture2DLod", sampler2D, float2, float1);
symbolTable.insertBuiltIn(float4, "texture2DProjLod", sampler2D, float3, float1);
symbolTable.insertBuiltIn(float4, "texture2DProjLod", sampler2D, float4, float1);
symbolTable.insertBuiltIn(float4, "textureCubeLod", samplerCube, float3, float1);
}
//
// Depth range in window coordinates
//
TFieldList *fields = NewPoolTFieldList();
TField *near = new TField(new TType(EbtFloat, EbpHigh, EvqGlobal, 1), NewPoolTString("near"));
TField *far = new TField(new TType(EbtFloat, EbpHigh, EvqGlobal, 1), NewPoolTString("far"));
TField *diff = new TField(new TType(EbtFloat, EbpHigh, EvqGlobal, 1), NewPoolTString("diff"));
fields->push_back(near);
fields->push_back(far);
fields->push_back(diff);
TStructure *depthRangeStruct = new TStructure(NewPoolTString("gl_DepthRangeParameters"), fields);
TVariable *depthRangeParameters = new TVariable(&depthRangeStruct->name(), depthRangeStruct, true);
symbolTable.insert(*depthRangeParameters);
TVariable *depthRange = new TVariable(NewPoolTString("gl_DepthRange"), TType(depthRangeStruct));
depthRange->setQualifier(EvqUniform);
symbolTable.insert(*depthRange);
//
// Implementation dependent built-in constants.
//
symbolTable.insertConstInt("gl_MaxVertexAttribs", resources.MaxVertexAttribs);
symbolTable.insertConstInt("gl_MaxVertexUniformVectors", resources.MaxVertexUniformVectors);
symbolTable.insertConstInt("gl_MaxVaryingVectors", resources.MaxVaryingVectors);
symbolTable.insertConstInt("gl_MaxVertexTextureImageUnits", resources.MaxVertexTextureImageUnits);
symbolTable.insertConstInt("gl_MaxCombinedTextureImageUnits", resources.MaxCombinedTextureImageUnits);
symbolTable.insertConstInt("gl_MaxTextureImageUnits", resources.MaxTextureImageUnits);
symbolTable.insertConstInt("gl_MaxFragmentUniformVectors", resources.MaxFragmentUniformVectors);
if (spec != SH_CSS_SHADERS_SPEC)
{
symbolTable.insertConstInt("gl_MaxDrawBuffers", resources.MaxDrawBuffers);
}
}
