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corretto cambiamento di sistema di rif.

This commit is contained in:
ganovelli 2005-01-05 13:26:15 +00:00
parent c2fb300d85
commit c3627e348e
1 changed files with 10 additions and 2 deletions
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12
vcg/math/shot.h
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@ -23,6 +23,9 @@
/**************************************************************************** /****************************************************************************
History History
$Log: not supported by cvs2svn $ $Log: not supported by cvs2svn $
Revision 1.9 2004/12/15 18:45:50 tommyfranken
*** empty log message ***
Revision 1.4 2004/10/07 14:41:31 fasano Revision 1.4 2004/10/07 14:41:31 fasano
Little fix on ViewPoint() method Little fix on ViewPoint() method
@ -162,16 +165,21 @@ void Shot<S>::LookTowards(const vcg::Point3<S> & z_dir,const vcg::Point3<S> & up
template <class S> template <class S>
vcg::Point3<S> Shot<S>::ConvertToCameraCoordinates(const vcg::Point3<S> & p) const{ vcg::Point3<S> Shot<S>::ConvertToCameraCoordinates(const vcg::Point3<S> & p) const{
vcg::Point3<S> cp = similarity.Matrix()*p; Matrix44<S> rotM;
similarity.rot.ToMatrix(rotM);
vcg::Point3<S> cp = rotM * (p+similarity.tra);
// note: the camera reference system is right handed // note: the camera reference system is right handed
cp[2]=-cp[2]; cp[2]=-cp[2];
return cp; return cp;
} }
template <class S> template <class S>
vcg::Point3<S> Shot<S>::ConvertToWorldCoordinates(const vcg::Point3<S> & p) const{ vcg::Point3<S> Shot<S>::ConvertToWorldCoordinates(const vcg::Point3<S> & p) const{
vcg::Point3<S> cp = Inverse(similarity.Matrix())*p; Matrix44<S> rotM;
vcg::Point3<S> cp = p;
// note: the World reference system is left handed // note: the World reference system is left handed
cp[2]=-cp[2]; cp[2]=-cp[2];
similarity.rot.ToMatrix(rotM);
cp = Inverse(rotM) * cp-similarity.tra;
return cp; return cp;
} }
template <class S> template <class S>