void GetVariableTraverser::traverse(const TType &type, const TString &name, std::vector<VarT> *output)
{
const TStructure *structure = type.getStruct();
VarT variable;
variable.name = name.c_str();
variable.arraySize = static_cast<unsigned int>(type.getArraySize());
if (!structure)
{
variable.type = GLVariableType(type);
variable.precision = GLVariablePrecision(type);
}
else
{
// Note: this enum value is not exposed outside ANGLE
variable.type = GL_STRUCT_ANGLEX;
variable.structName = structure->name().c_str();
const TFieldList &fields = structure->fields();
for (size_t fieldIndex = 0; fieldIndex < fields.size(); fieldIndex++)
{
TField *field = fields[fieldIndex];
traverse(*field->type(), field->name(), &variable.fields);
}
}
visitVariable(&variable);
ASSERT(output);
output->push_back(variable);
}
void CollectVariables::visitInfoList(const TIntermSequence &sequence,
std::vector<VarT> *infoList) const
{
for (size_t seqIndex = 0; seqIndex < sequence.size(); seqIndex++)
{
const TIntermSymbol *variable = sequence[seqIndex]->getAsSymbolNode();
// The only case in which the sequence will not contain a
// TIntermSymbol node is initialization. It will contain a
// TInterBinary node in that case. Since attributes, uniforms,
// and varyings cannot be initialized in a shader, we must have
// only TIntermSymbol nodes in the sequence.
ASSERT(variable != NULL);
visitVariable(variable, infoList);
}
}
