00001 #ifndef __COORD_H__
00002 #define __COORD_H__
00003
00004 #include "magic/mmath.h"
00005 #include "magic/mstream.h"
00006
00007 class Coord2D;
00008 class Coord3D;
00009
00011
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00019
00022 class Coord2D {
00023 public:
00024 float x, y;
00025
00026 Coord2D (float x0=0, float y0=0) : x(x0), y(y0) {;}
00027 Coord2D (const Coord3D& o) {copy(o);}
00028
00029 Coord2D& operator= (const Coord2D& o) {copy(o); return *this;}
00030 void operator+= (const Coord2D& o) {x+=o.x; y+=o.y;}
00031 Coord2D operator+ (const Coord2D& o) const {return Coord2D(x+o.x, y+o.y);}
00032 Coord2D operator- (const Coord2D& o) const {return Coord2D (x-o.x, y-o.y);}
00033 Coord2D operator- () const {return Coord2D (-x, -y);}
00034 Coord2D operator* (const Coord2D& o) const {return Coord2D(x*o.x, y*o.y);}
00035 Coord2D operator* (double m) const {return Coord2D (x*m, y*m);}
00036 Coord2D operator/ (double d) const {return Coord2D (x/d, y/d);}
00037 void copy (const Coord2D& o) {x=o.x; y=o.y;}
00038 void copy (const Coord3D& o);
00039 void moveTo (float x1, float y1) {x=x1; y=y1;}
00040 void moveBy (float x1, float y1) {x+=x1; y+=y1;}
00041 void operator>> (OStream& o) const {o.printf("(%f,%f)", x, y);}
00042
00047 float dist (const Coord2D& o) const {return sqrt(sqr(x-o.x)+sqr(y-o.y));}
00048
00053 float sqdist (const Coord2D& o) const {return sqr(x-o.x)+sqr(y-o.y);}
00054 };
00055
00056 typedef Coord2D Vector2D;
00057
00059
00060
00061
00062
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00064
00065
00067
00070 class Coord3D : public Object {
00071 public:
00072 float x, y, z;
00073
00074 Coord3D (float x0=0, float y0=0, float z0=0) : x(x0), y(y0), z(z0) {;}
00075 Coord3D (const Coord2D& o) {copy(o);}
00076
00077 Coord3D& operator= (const Coord3D& o) {copy(o); return *this;}
00078 void operator+= (const Coord3D& o) {x+=o.x; y+=o.y; z+=o.z;}
00079 Coord3D operator/ (double d) const {return Coord3D (x/d, y/d, z/d);}
00080 Coord3D operator* (double m) const {return Coord3D (x*m, y*m, z*m);}
00081 Coord3D operator- (const Coord3D& o) const {return Coord3D (x-o.x, y-o.y, z-o.z);}
00082 Coord3D operator- () const {return Coord3D (-x, -y, -z);}
00083 void copy (const Coord3D& o) {x=o.x; y=o.y; z=o.z;}
00084 void copy (const Coord2D& o) {x=o.x; y=o.y;}
00085 void moveTo (float x1, float y1, float z1) {x=x1; y=y1; z=z1;}
00086 void moveBy (float x1, float y1, float z1) {x+=x1; y+=y1; z+=z1;}
00087 void operator>> (OStream& o) const {o.printf("(%f,%f)", x, y, z);}
00088
00093 float dist (const Coord3D& o) const {return sqrt(sqr(x-o.x)+sqr(y-o.y)+sqr(z-o.z));}
00094
00099 float sqdist (const Coord3D& o) const {return sqr(x-o.x)+sqr(y-o.y)+sqr(z-o.z);}
00100 };
00101
00102 #endif
