/usr/include/tachyon/sphere.h is in libtachyon-dev 0.99~b2+dfsg-0.3.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 | /*
* sphere.h - This file contains the defines for spheres etc.
*
* $Id: sphere.h,v 1.13 2011/02/05 08:10:11 johns Exp $
*/
object * newsphere(void *, vector, flt);
#ifdef SPHERE_PRIVATE
typedef struct {
RT_OBJECT_HEAD
vector ctr; /**< sphere center */
flt rad; /**< spher radius */
} sphere;
static int sphere_bbox(void * obj, vector * min, vector * max);
static void sphere_intersect(const sphere *, ray *);
static void sphere_normal(const sphere *, const vector *, const ray *, vector *);
#endif /* SPHERE_PRIVATE */
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