foamGltfAccessorTemplates.C

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    Copyright (C) 2021 OpenCFD Ltd.
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License
    This file is part of OpenFOAM.
 
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    FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
    for more details.
 
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#include "foamGltfAccessor.H"
#include "exprTraits.H"
 
// * * * * * * * * * * * * * Static Member Functions * * * * * * * * * * * * //
 
template<class Type>
Foam::string Foam::glTF::accessor::getValueType()
{
    switch (exprTypeTraits<Type>::value)
    {
        case exprTypeTraits<label>::value :
        case exprTypeTraits<scalar>::value :
        {
            return "SCALAR";
        }
 
        case exprTypeTraits<vector>::value :
        {
            return "VEC3";
        }
 
        case exprTypeTraits<tensor>::value :
        {
            return "MAT3";
        }
 
        default:
        {
            FatalErrorInFunction
                << "Unable to process "
                << pTraits<Type>::typeName << " fields"
                << abort(FatalError);
        }
    }
 
    return string();
}
 
 
template<class Type>
Foam::string Foam::glTF::accessor::toString(const Type& val)
{
    OStringStream buf;
    buf << "[ ";
    for (direction dir = 0; dir < pTraits<Type>::nComponents; ++dir)
    {
        if (dir) buf << ", ";
        buf << float(component(val, dir));
    }
    buf << " ]";
 
    return buf.str();
}
 
 
// * * * * * * * * * * * * * * * Member Functions  * * * * * * * * * * * * * //
 
template<class Type>
void Foam::glTF::accessor::set(const Field<Type>& fld, bool calcMinMax)
{
    count_ = fld.size();
 
    type_ = accessor::getValueType<Type>();
 
    componentType_ = key(componentTypes::FLOAT);
 
    minMax_ = calcMinMax;
 
    if (minMax_)
    {
        Type minValue = min(fld);
        Type maxValue = max(fld);
 
        min_ = accessor::toString(minValue);
        max_ = accessor::toString(maxValue);
    }
}
 
 
// ************************************************************************* //