foamGltfAccessor.H

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/*---------------------------------------------------------------------------*\
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  \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
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-------------------------------------------------------------------------------
    Copyright (C) 2021 OpenCFD Ltd.
-------------------------------------------------------------------------------
License
    This file is part of OpenFOAM.
 
    OpenFOAM is free software: you can redistribute it and/or modify it
    under the terms of the GNU General Public License as published by
    the Free Software Foundation, either version 3 of the License, or
    (at your option) any later version.
 
    OpenFOAM is distributed in the hope that it will be useful, but WITHOUT
    ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
    FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
    for more details.
 
    You should have received a copy of the GNU General Public License
    along with OpenFOAM.  If not, see <http://www.gnu.org/licenses/>.
 
Class
    Foam::glTF::accessor
 
Description
    glTF accessor
 
Note
    Implements the glTF v2 specification
 
SourceFiles
    foamGltfAccessor.C
    foamGltfAccessorTemplates.C
 
\*---------------------------------------------------------------------------*/
 
#ifndef foam_gltf_accessor_H
#define foam_gltf_accessor_H
 
#include "foamGltfBase.H"
#include "Field.H"
#include "label.H"
#include "word.H"
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
namespace Foam
{
namespace glTF
{
    class accessor;
}
 
Ostream& operator<<(Ostream& os, const glTF::accessor& acc);
 
namespace glTF
{
 
/*---------------------------------------------------------------------------*\
                       Class glTF::accessor Declaration
\*---------------------------------------------------------------------------*/
 
class accessor
:
    public base
{
protected:
 
    // Protected Data
 
        //- Buffer view index
        label bufferViewId_;
 
        //- Byte offset
        label byteOffset_;
 
        //- Component type
        label componentType_;
 
        //- Data size
        label count_;
 
        //- Data type
        string type_;
 
        //- Max value.  Note: stored as a string for convenience
        string max_;
 
        //- Min value.  Note: stored as a string for convenience
        string min_;
 
        //- Flag to indicate whether min and max values are available
        bool minMax_;
 
 
    // Protected Member Functions
 
        //- Return the glTF value type for the given OpenFOAM type
        template<class Type>
        static string getValueType();
 
        //- Stringify the value
        template<class Type>
        static string toString(const Type& val);
 
 
public:
 
    // Constructors
 
        //- Default construct
        accessor();
 
        //- Construct from name
        explicit accessor(const word& name);
 
 
    //- Destructor
    ~accessor() = default;
 
 
    // Public Member Functions
 
        //- Return the buffer view index
        label& bufferViewId() noexcept;
 
        //- Return the byte offset
        label& byteOffset() noexcept;
 
        //- Return the component type
        label& componentType() noexcept;
 
        //- Return the data size
        label& count() noexcept;
 
        //- Return the type
        string& type() noexcept;
 
        //- Set the accessor
        template<class Type>
        void set(const Field<Type>& fld, bool calcMinMax = true);
 
        //- Write
        void write(Ostream& os) const;
};
 
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
} // End namespace glTF
} // End namespace Foam
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
#ifdef NoRepository
    #include "foamGltfAccessorTemplates.C"
#endif
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
#endif
 
// ************************************************************************* //