testBall3DSurface.cpp File Reference

#include <iostream>
#include "DGtal/shapes/parametric/Ball3D.h"
#include "DGtal/helpers/StdDefs.h"
#include "DGtal/io/Color.h"

Go to the source code of this file.

Functions
int	main (int, char **)

Detailed Description

This program is free software: you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version.

This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.

You should have received a copy of the GNU General Public License along with this program. If not, see http://www.gnu.org/licenses/.

Author

Anis Benyoub (anis..nosp@m.beny.nosp@m.oub@i.nosp@m.nsa-.nosp@m.lyon..nosp@m.fr )

Date

2012/°6/05

Functions for testing class Ball3D.

This file is part of the DGtal library.

Definition in file testBall3DSurface.cpp.

Function Documentation

main()

int main	(	int	,
		char **
	)

Definition at line 45 of file testBall3DSurface.cpp.

{
 
     
   
  // -------------------------------------------------------------------------- Type declaring
  typedef Space::RealPoint RealPoint;
  typedef Ball3D<Space> EuclideanShape;
 
  bool test = true;
   
  // -------------------------------------------------------------------------- Creating the shape
  double  radius = 10;
  RealPoint c1(0, 0, 0 );
  EuclideanShape ball1( c1, radius );   
 
  trace.beginBlock("Arc length computing");
  double arcExp = ball1.arclength( make_pair(0.0,0.0), make_pair(0.0,M_PI) ,500 );
  double arcTheo = M_PI*radius;
  trace.info() <<"Computed arc length: "<< arcExp <<endl;
  trace.info() << "Theoric arc length: "<< arcTheo << endl;
  if(fabs(arcTheo- arcExp) < 0.1)
    {
      trace.info() <<"The arc length has a good value"<<endl;   
    }
  else
    {
      test=false;
    }
  trace.endBlock();
  
  trace.beginBlock("Surface length computing");
  double surfaceExp = ball1.surfacelength( make_pair(0.0,0.0), make_pair(M_PI*2,M_PI) ,500 );
  double surfaceTheo = 4.0*M_PI*radius*radius;
  trace.info() <<"Computed surface length: "<< surfaceExp <<endl;
  trace.info() << "Theoric surface length: "<< surfaceTheo << endl;
  if(fabs(surfaceExp- surfaceTheo) < 0.1)
    {
      trace.info() <<"The surface has a good value"<<endl;      
    }
  else
    {
      test=false;
    }
  trace.endBlock();
 
    
  if (test)
    return 0;
  else
    return -1;
}

References DGtal::Trace::beginBlock(), DGtal::Trace::endBlock(), DGtal::Trace::info(), test(), and DGtal::trace.