src/libs/Vector3.h

   1 #ifndef _VECTOR3_H
   2 #define _VECTOR3_H
   3
   4 class Vector3
   5 {
   6 public:
   7     Vector3();
   8     Vector3(float, float, float);
   9     Vector3(const Vector3& to_copy);
  10     Vector3& operator= (const Vector3& to_copy);
  11
  12     float    operator[](int) const;
  13     void     set(float a, float b, float c);
  14     Vector3  cross(const Vector3&) const;
  15
  16     float    dot(const Vector3&) const;
  17
  18     float    magsq() const;
  19     float    mag() const;
  20
  21     Vector3  add(const Vector3&) const;
  22     Vector3  sub(const Vector3&) const;
  23
  24     Vector3  mul(float) const;
  25     Vector3  mul(const Vector3& v) const;
  26
  27     Vector3  unit(void) const;
  28
  29 private:
  30     float  elem[3];
  31     static float nan;
  32 };
  33
  34 // typedef float Vector3[3];
  35
  36 // float* cross_product(Vector3 vec1, Vector3 vec2, Vector3 out);
  37 // float dot_product(Vector3 vec1, Vector3 vec2);
  38 // float magsq(Vector3 vec);
  39 // float* vecsub(Vector3 vec1, Vector3 vec2, Vector3 out)
  40 // float* scalar_mul(Vector3 vec, float scalar, Vector3 out)
  41
  42 #endif /* _VECTOR3_H */