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Matrix33Ide Added: it implements diagonal matrix. Added only operator += in Matrix33

This commit is contained in:
ganovelli 2005-05-23 15:05:26 +00:00
parent 91c6c86b54
commit 5aea057836
1 changed files with 24 additions and 0 deletions
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24
vcg/math/matrix33.h
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@ -24,6 +24,9 @@
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$Log: not supported by cvs2svn $
Revision 1.4 2005/04/11 14:11:22 pietroni
changed swap to math::Swap in Traspose Function
Revision 1.3 2004/10/18 15:03:02 fiorin
Updated interface: all Matrix classes have now the same interface
@ -49,6 +52,17 @@ created
namespace vcg {
template <class S>
class Matrix33Ide:public Point3<S>{
public:
/** @name Matrix33
Class Matrix33Ide.
This is the class for definition of a diagonal matrix 3x3.
@param S (Templete Parameter) Specifies the ScalarType field.
*/
Matrix33Ide(const S & p0,const S & p1,const S & p2):Point3<S>(p0,p1,p2){};
};
template<class S>
/** @name Matrix33
Class Matrix33.
@ -118,6 +132,15 @@ public:
return *this;
}
/// Modificatore somma per matrici 3x3
Matrix33 & operator += ( const Matrix33Ide<S> &p )
{
a[0] += p[0];
a[4] += p[1];
a[8] += p[2];
return *this;
}
/// Modificatore sottrazione per matrici 3x3
Matrix33 & operator -= ( const Matrix33 &m )
{
@ -176,6 +199,7 @@ public:
return r;
}
/** Operatore per il prodotto matrice-vettore.
@param v A point in $R^{3}$
@return Il vettore risultante in $R^{3}$