AABB/Ray Intersection Tests

Collaboration diagram for AABB/Ray Intersection Tests:

Functions
void	bg_ray_invdir (vect_t *invdir, vect_t dir)
	Intersection between a ray and an axis-aligned box. More...
int	bg_isect_aabb_ray (fastf_t *r_min, fastf_t *r_max, point_t opt, const fastf_t *invdir, const fastf_t *aabb_min, const fastf_t *aabb_max)

Detailed Description

Function Documentation

bg_ray_invdir()

void bg_ray_invdir	(	vect_t *	invdir,
		vect_t	dir
	)

Intersection between a ray and an axis-aligned box.

bg_isect_aabb_ray()

int bg_isect_aabb_ray	(	fastf_t *	r_min,
		fastf_t *	r_max,
		point_t	opt,
		const fastf_t *	invdir,
		const fastf_t *	aabb_min,
		const fastf_t *	aabb_max
	)