bool TTypeQualifierBuilder::checkSequenceIsValid(TDiagnostics *diagnostics) const
{
bool areQualifierChecksRelaxed = AreTypeQualifierChecksRelaxed(mShaderVersion);
std::string errorMessage;
if (HasRepeatingQualifiers(mQualifiers, areQualifierChecksRelaxed, &errorMessage))
{
diagnostics->error(mQualifiers[0]->getLine(), errorMessage.c_str(), "qualifier sequence");
return false;
}
if (!areQualifierChecksRelaxed && !AreQualifiersInOrder(mQualifiers, &errorMessage))
{
diagnostics->error(mQualifiers[0]->getLine(), errorMessage.c_str(), "qualifier sequence");
return false;
}
return true;
}
TTypeQualifier TTypeQualifierBuilder::getVariableTypeQualifier(TDiagnostics *diagnostics) const
{
ASSERT(IsInvariantCorrect(mQualifiers));
if (!checkSequenceIsValid(diagnostics))
{
return TTypeQualifier(
static_cast<const TStorageQualifierWrapper *>(mQualifiers[0])->getQualifier(),
mQualifiers[0]->getLine());
}
// If the qualifier checks are relaxed, then it is easier to sort the qualifiers so
// that the order imposed by the GLSL ES 3.00 spec is kept. Then we can use the same code to
// combine the qualifiers.
if (AreTypeQualifierChecksRelaxed(mShaderVersion))
{
// Copy the qualifier sequence so that we can sort them.
QualifierSequence sortedQualifierSequence = mQualifiers;
SortSequence(sortedQualifierSequence);
return GetVariableTypeQualifierFromSortedSequence(sortedQualifierSequence, diagnostics);
}
return GetVariableTypeQualifierFromSortedSequence(mQualifiers, diagnostics);
}