G4NURBSbox.cc

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// $Id$
//
// 
// Olivier Crumeyrolle  12 September 1996
 
// Box builder implementation (KidBox)
// OC 060996
 
#include "G4NURBSbox.hh"
 
G4NURBSbox::G4NURBSbox(G4double DX, G4double DY, G4double DZ)
  : G4NURBS  ( 2, 2,  // linear along U and V
               4, 5 ) // line with two 90 degrees folds along U
                      // rectangle along V (3 folds)
{
  // let's it Generate regular knots vector
  // (note we are calling the second constructor)
 
  t_indCtrlPt i = 0;
 
  CP(mpCtrlPts[i++], DX, DY, DZ, 1 ); 
  CP(mpCtrlPts[i++], DX, DY, DZ, 1 ); 
  CP(mpCtrlPts[i++], DX, DY,-DZ, 1 ); 
  CP(mpCtrlPts[i++], DX, DY,-DZ, 1 ); 
 
  CP(mpCtrlPts[i++], DX, DY, DZ, 1 ); 
  CP(mpCtrlPts[i++],-DX, DY, DZ, 1 ); 
  CP(mpCtrlPts[i++],-DX, DY,-DZ, 1 ); 
  CP(mpCtrlPts[i++], DX, DY,-DZ, 1 ); 
 
  CP(mpCtrlPts[i++], DX,-DY, DZ, 1 ); 
  CP(mpCtrlPts[i++],-DX,-DY, DZ, 1 ); 
  CP(mpCtrlPts[i++],-DX,-DY,-DZ, 1 ); 
  CP(mpCtrlPts[i++], DX,-DY,-DZ, 1 ); 
 
  CP(mpCtrlPts[i++], DX,-DY, DZ, 1 ); 
  CP(mpCtrlPts[i++], DX,-DY, DZ, 1 ); 
  CP(mpCtrlPts[i++], DX,-DY,-DZ, 1 ); 
  CP(mpCtrlPts[i++], DX,-DY,-DZ, 1 ); 
 
  CP(mpCtrlPts[i++], DX, DY, DZ, 1 ); 
  CP(mpCtrlPts[i++], DX, DY, DZ, 1 ); 
  CP(mpCtrlPts[i++], DX, DY,-DZ, 1 ); 
  CP(mpCtrlPts[i++], DX, DY,-DZ, 1 ); 
}
 
const char*  G4NURBSbox::Whoami() const
{
  return "Box (as a folded piece)";
}