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- #ifndef __VECT_H
- #define __VECT_H
-
- #include <stdio.h>
-
- typedef float Vector[3];
-
- #define X 0
- #define Y 1
- #define Z 2
-
- /* Transformation matrix */
- typedef float Matrix[4][4];
-
- void vect_init (Vector v, float x, float y, float z);
- void vect_copy (Vector v1, Vector v2);
- int vect_equal (Vector v1, Vector v2);
- void vect_add (Vector v1, Vector v2, Vector v3);
- void vect_sub (Vector v1, Vector v2, Vector v3);
- void vect_scale (Vector v1, Vector v2, float k);
- float vect_mag (Vector v);
- void vect_normalize (Vector v);
- float vect_dot (Vector v1, Vector v2);
- void vect_cross (Vector v1, Vector v2, Vector v3);
- void vect_min (Vector v1, Vector v2, Vector v3);
- void vect_max (Vector v1, Vector v2, Vector v3);
- float vect_angle (Vector v1, Vector v2);
- void vect_print (FILE *f, Vector v, int dec, char sep);
- void vect_rotate (Vector v1, Vector v2, int axis, float angle);
- void vect_axis_rotate (Vector v1, Vector v2, Vector axis, float angle);
- void mx_identity (Matrix mx);
- void mx_rotate (Matrix mx1, Matrix mx2, int axis, float angle);
- void mx_axis_rotate (Matrix mx1, Matrix mx2, Vector axis, float angle);
- void mx_mult (Matrix mx1, Matrix mx2, Matrix mx3);
- void vect_transform (Vector v1, Vector v2, Matrix mx);
- void mx_decode (Matrix mx, Vector scale, Vector shear, Vector rotate, Vector
- transl);
-
- #endif
-