-/* TODO: he needs a home somewhere */
-typedef struct ray_hit ray_hit;
-struct ray_hit
-{
- float dist;
- u32 *tri;
- v3f pos, normal;
-};
-
-/* TODO: he needs a home somewhere */
-static void eval_bezier_time( v3f p0, v3f p1, v3f h0, v3f h1, float t, v3f p )
-{
- float tt = t*t,
- ttt = tt*t;
-
- v3_muls( p1, ttt, p );
- v3_muladds( p, h1, 3.0f*tt -3.0f*ttt, p );
- v3_muladds( p, h0, 3.0f*ttt -6.0f*tt +3.0f*t, p );
- v3_muladds( p, p0, 3.0f*tt -ttt -3.0f*t +1.0f, p );
-}