66     vector rh;  in image_cyl_texture()  local
69     rh.x = hit->x - tex->ctr.x;  in image_cyl_texture()
70     rh.z = hit->y - tex->ctr.y;  in image_cyl_texture()
71     rh.y = hit->z - tex->ctr.z;  in image_cyl_texture()
73     xyztocyl(rh, 1.0, &u, &v);  in image_cyl_texture()
92     vector rh;  in image_sphere_texture()  local
95     rh.x = hit->x - tex->ctr.x;  in image_sphere_texture()
96     rh.y = hit->y - tex->ctr.y;  in image_sphere_texture()
97     rh.z = hit->z - tex->ctr.z;  in image_sphere_texture()
99     xyztospr(rh, &u, &v);  in image_sphere_texture()
194     vector rh;  in cyl_checker_texture()  local
198     rh.x = hit->x - tex->ctr.x;  in cyl_checker_texture()
199     rh.y = hit->y - tex->ctr.y;  in cyl_checker_texture()
200     rh.z = hit->z - tex->ctr.z;  in cyl_checker_texture()
202     xyztocyl(rh, 1.0, &u, &v);  in cyl_checker_texture()