u4/tests/G4ThreeVectorTest.cc

0001 /**
0002 G4ThreeVectorTest.cc
0003 ======================
0004
0005 ::
0006
0007     g4-cls ThreeVector
0008
0009 **/
0010
0011
0012 #include <iostream>
0013 #include "G4ThreeVector.hh"
0014
0015 int main(int argc, char** argv)
0016 {
0017     G4ThreeVector a(1., 2., 3.);
0018     a.set(10.,20.,30.);
0019
0020     std::cout << " sizeof(a) " << sizeof(a) << std::endl ;
0021     std::cout << " sizeof(double)*3 " << sizeof(double)*3  << std::endl;
0022
0023     const double* aa = (const double*)&a ;
0024     for(int i=0 ; i < 3 ; i++ ) std::cout << aa[i] << std::endl ;
0025
0026     return 0 ;
0027 }