rockphysics.h

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#pragma once

/*+
________________________________________________________________________

 (C) dGB Beheer B.V.; (LICENSE) http://opendtect.org/OpendTect_license.txt
 Author:        Bert Bril
 Date:          Feb 2012
________________________________________________________________________


-*/

#include "generalmod.h"
#include "propertyref.h"
#include "repos.h"
class MathProperty;
class ascistream;
class ascostream;


namespace RockPhysics
{

mExpClass(General) Formula : public NamedObject
{
public:

    typedef PropertyRef::StdType PropType;

                        Formula( PropType t, const char* nm=0 )
                            : NamedObject(nm)
                            , type_(t)          {}

    static Formula*     get(const IOPar&);      
                        ~Formula();
                        Formula( const Formula& f ) { *this = f; }
    Formula&            operator =(const Formula&);
    inline bool         operator ==( const Formula& pr ) const
                        { return name() == pr.name(); }
    inline bool         operator !=( const Formula& pr ) const
                        { return name() != pr.name(); }

    inline bool         hasPropType( PropType t ) const
                                                { return type_ == t; }

    mExpClass(General) ConstDef : public NamedObject
    {
    public:
                        ConstDef( const char* nm )
                            : NamedObject(nm)
                            , typicalrg_(mUdf(float),mUdf(float))
                            , defaultval_(mUdf(float))  {}
        BufferString    desc_;
        Interval<float> typicalrg_;
        float defaultval_;
    };
    mExpClass(General) VarDef : public NamedObject
    {
    public:
                        VarDef( const char* nm, PropType t )
                            : NamedObject(nm)
                            , type_(t)                  {}
        BufferString    desc_;
        PropType        type_;
        BufferString    unit_;
    };

    PropType            type_;
    BufferString        def_;
    BufferString        desc_;
    BufferString        unit_;
    ObjectSet<ConstDef> constdefs_;
    ObjectSet<VarDef>   vardefs_;
    Repos::Source       src_;

    bool                usePar(const IOPar&);
    void                fillPar(IOPar&) const;

    bool                setDef(const char*); // Will add var- and constdefs
    MathProperty*       getProperty(const PropertyRef* pr=0) const;

};


mExpClass(General) FormulaSet : public ObjectSet<const Formula>
{
public:
                        ~FormulaSet()
                        { deepErase( *(ObjectSet<Formula>*)this ); }
    int                 getIndexOf(const char*) const;
    void                getRelevant(PropertyRef::StdType,
                                    BufferStringSet&) const;

    const Formula*      getByName( const char* nm ) const
                        {
                            const int idxof = getIndexOf( nm );
                            return idxof<0 ? 0 : (*this)[idxof];
                        }

    bool                save(Repos::Source) const;

    void                readFrom(ascistream&);
    bool                writeTo(ascostream&) const;

};



} // namespace RockPhysics

mGlobal(General) const RockPhysics::FormulaSet& ROCKPHYSFORMS();
mGlobal(General) inline RockPhysics::FormulaSet& eROCKPHYSFORMS()
{ return const_cast<RockPhysics::FormulaSet&>( ROCKPHYSFORMS() ); }