44 #ifndef __QUATERNIONVECTOR_H__    45 #define __QUATERNIONVECTOR_H__    55 #include <visp/vpConfig.h>    57 #if VISP_VERSION_INT <= (2<<16 | 6<<8 | 1)    59 #include <visp/vpRotationMatrix.h>    60 #include <visp/vpColVector.h>    92   void buildFrom(
const vpRotationMatrix& R);
    94   void set(
const double x, 
const double y, 
const double z,
const double w) ;
    95   unsigned int size(){
return 4;}
    97   inline double x()
 const {
return r[0];}
    99   inline double y()
 const {
return r[1];}
   101   inline double z()
 const {
return r[2];}
   103   inline double w()
 const {
return r[3];}
 static const double minimum
double z() const
returns z-component of the quaternion 
Defines a quaternion and its basic operations. 
double y() const
returns y-component of the quaternion 
double x() const
returns x-component of the quaternion 
double w() const
returns w-component of the quaternion