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Source of Library/Follower_Trait_impl.h:
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/*
Follower_Trait_impl.h
A trait class for specifying how to perform
operations on the data type used by the CTDamper
and CTChaser template classes.
Author:
Herbert Stocker
HomePage:
http://www.hersto.net/Followers
(various resources there)
License:
You may use this file in any project and
modify it as long as you keep this comment
block unchanged.
Accompanying Files:
Follower_Trait.h
Follower_Trait.cpp
Documentation:
See http://www.hersto.net/Followers
and the comments below.
*/
#define This (*this)
template<class Type>
CTFollowerVarTrait<Type>::CTFollowerVarTrait()
{}
// relies on the default constructor of Type to initialize to some kind of zero.
// However, we provide specializations for float and double, so that these are
// always initialized.
inline
CTFollowerVarTrait<float>::CTFollowerVarTrait()
: mValue(0)
{}
inline
CTFollowerVarTrait<double>::CTFollowerVarTrait()
: mValue(0)
{}
template<class Type>
CTFollowerVarTrait<Type>::~CTFollowerVarTrait()
{}
template<class Type>
CTFollowerVarTrait<Type>::CTFollowerVarTrait(const Type& Value)
: mValue(Value)
{}
template<class Type>
CTFollowerVarTrait<Type>::CTFollowerVarTrait(const CTFollowerVarTrait<Type>& That)
: mValue(That.mValue)
{}
template<class Type>
const Type& CTFollowerVarTrait<Type>::get_Value() const
{
return mValue;
}
template<class Type>
CTFollowerVarTrait<Type> CTFollowerVarTrait<Type>::Interpolate(const CTFollowerVarTrait<Type>& That, double T) const
{
return mValue * (1 - T) + That.mValue * T;
}
template<class Type>
double CTFollowerVarTrait<Type>::Distance(const CTFollowerVarTrait<Type>& That) const
{
return CTFollowerVarTrait<Type>(mValue - That.mValue).Length();
}
template<class Type>
bool CTFollowerVarTrait<Type>::operator!= (const CTFollowerVarTrait<Type>& That) const
{
return This.mValue != That.mValue;
}
template<class Type>
double CTFollowerVarTrait<Type>::Length() const
{
return mValue.length(); // in the hope that if it is a vector, it has a .length() funciton.
// However we provide specializations for float and double, so that this is not an issue.
}
inline
double CTFollowerVarTrait<float>::Length() const
{
return mValue < 0? -mValue : mValue;
}
inline
double CTFollowerVarTrait<double>::Length() const
{
return mValue < 0? -mValue : mValue;
}
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