Author: Not specified Language: text
Description: Not specified Timestamp: 2013-05-20 09:08:20 +0000
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  1. class CartesianCoordinates
  2. {
  3.   double x, y, z;
  4.  
  5. public:
  6.   CartesianCoordinates(const double x, const double y, const double z)
  7.     : x(x), y(y), z(z)
  8.   { }
  9.  
  10.   CartesianCoordinates(const HomogeneousCoordinates& coords)
  11.   {
  12.     double homox = coords.GetX();
  13.     double homoy = coords.GetY();
  14.     double homoz = coords.GetZ();
  15.  
  16.     // compute x, y, z from homox, homoy, homoz
  17.   }
  18.  
  19.   double GetX() const { return x; }
  20.   double GetY() const { return y; }
  21.   double GetZ() const { return z; }
  22. };
  23.  
  24. class HomogeneousCoordinates
  25. {
  26.   double x, y, z;
  27.  
  28. public:
  29.   HomogeneousCoordinates(const double x, const double y, const double z)
  30.     : x(x), y(y), z(z)
  31.   { }
  32.  
  33.   HomogeneousCoordinates(const CartesianCoordinates& coords)
  34.   {
  35.     auto cartesianx = coords.GetX();
  36.     auto cartesiany = coords.GetY();
  37.     auto cartesionz = coords.GetZ();
  38.  
  39.     // compute x, y, z from cartesianx, cartesiany, cartesianz
  40.   }
  41.  
  42.   double GetX() const { return x; }
  43.   double GetY() const { return y; }
  44.   double GetZ() const { return z; }
  45. };
  46.  
  47. void main()
  48. {
  49.   CartesianCoordinates coords1(1, 2, 3);
  50.   HomogeneousCoordinates coords2(coords1);
  51.  
  52.   HomogeneousCoordinates coords3(7, 8, 9);
  53.   CartesianCoordinates coords4(coords3);
  54. }
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