FIXED : Update return status of cross product function.

Previous version did not compile on Windows MSCV platform.

git-svn-id: svn+ssh://scm.forge.imag.fr/var/lib/gforge/chroot/scmrepos/svn/camitk/trunk/camitk@202 ec899d31-69d1-42ba-9299-647d76f65fb3

tools/mml/monitoring/tools/Tools.h

@@ -46,7 +46,7 @@ double timeParameter2double(mml::TimeParameter& t);
 double dotProduct(double vec1[3], double vec2[3]);
 
 /// compute cross product
-double crossProduct(double vec1[3], double vec2[3], double res[3]);
+void crossProduct(double vec1[3], double vec2[3], double res[3]);
 
 /// normalize vector
 void normalize(double vec[3]);
@@ -68,7 +68,7 @@ inline double dotProduct(double vec1[3], double vec2[3])
 }
 
 // -------------------- distance --------------------
-inline double crossProduct(double vec1[3], double vec2[3], double res[3])
+inline void crossProduct(double vec1[3], double vec2[3], double res[3])
 {
   res[0]=vec1[1]*vec1[2]-vec1[2]*vec1[1];
   res[1]=vec1[2]*vec1[0]-vec1[0]*vec1[2];