TraitValue.hpp

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#pragma once
 
#include "AstGlobal.h"
#include "TraitObject.hpp"
 
AST_NAMESPACE_BEGIN
 
class IValuePrv
{
public:
    virtual ~IValuePrv(){}
    virtual errc_t getValue(const AbsTime& time, double& value) const = 0;
    virtual Type* type() const = 0;
 
};
 
template<typename T>
class ImplFor<IValuePrv, T> : public TraitObject<IValuePrv>
{
public:
    typedef TraitObject<IValuePrv> Base;
    ImplFor(T* obj)
        :Base{ obj }
    {}
    ImplFor(const T& obj)
        :Base{ (void*) & obj}
    {}
    Type* type() const override
    {
        return T::staticType();
    }
    errc_t getPosIn(System* system, const AbsTime& time, Vector3d& pos) const override
    {
        return get()->getPosIn(system, time, pos);
    }
    errc_t getPosVelIn(System* system, const AbsTime& time, Vector3d& pos, Vector3d& vel) const override
    {
        return get()->getPosVelIn(system, time, pos);
    }
    T* get() const
    {
        return (T*)data_;
    }
};
 
 
 
AST_NAMESPACE_END