ELLIPSE.H

#ifndef ELLIPSE_H 
#define ELLIPSE_H 
 
#include "Stone.h" 
 
const int nsarcens = 8; 
const int nlintels = 4; 
 
class EllipseSt { 
 public: 
  EllipseSt(); 
  ~EllipseSt() {}; 
   
  void erode(float p); 
   
  void draw(); 
  void draw_shadow(Point dlight, GLfloat blur = 0.0, 
                   Color color = black, Color diffuse = black); 
   
 private: 
  GLfloat r1, r2; 
   
  Stone sarcens[nsarcens], lintels[nlintels]; 
   
  void copy_zero(); 
   
  void draw_sarcens(); 
  void draw_lintels(); 
   
  void draw_sarcens_shadows(Point dlight, GLfloat blur, 
                            Color color, Color diffuse); 
  void draw_lintels_shadows(Point dlight, GLfloat blur, 
                            Color color, Color diffuse); 
}; 
 
#endif