box3f

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// Copyright (C) 2010, Guy Barrand. All rights reserved.
// See the file tools.license for terms.
 
#ifndef tools_box3f
#define tools_box3f
 
#include "box3"
#include "vec3f"
#include <cfloat> //FLT_MAX
 
namespace tools {
 
class box3f : public box3<vec3f> {
  typedef box3<vec3f> parent;
  static float num_max() {return FLT_MAX;}
public:
  box3f():parent(){make_empty();}
  virtual ~box3f() {}
public:
  box3f(const box3f& a_from):parent(a_from){}
  box3f& operator=(const box3f& a_from){
    parent::operator=(a_from);
    return *this;
  }
public:
  void make_empty(){
    m_min.set_value( num_max(),  num_max(),  num_max());
    m_max.set_value(-num_max(), -num_max(), -num_max());
  }
  bool get_cube_size(float& a_dx,float& a_dy,float& a_dz) const {
    return parent::get_cube_size(a_dx,a_dy,a_dz,::sqrtf);
  }
};
 
}
 
#endif