diff options
Diffstat (limited to 'libdimension/cube.c')
| -rw-r--r-- | libdimension/cube.c | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/libdimension/cube.c b/libdimension/cube.c index 9815eb6..9588f24 100644 --- a/libdimension/cube.c +++ b/libdimension/cube.c @@ -64,7 +64,7 @@ dmnsn_cube_intersection_fn(const dmnsn_object *cube, dmnsn_line line) && t_temp >= 0.0 && (t < 0.0 || t_temp < t)) { t = t_temp; - normal = dmnsn_new_vector(-copysign(1.0, line.n.x), 0.0, 0.0); + normal = dmnsn_new_vector(-1.0, 0.0, 0.0); } /* x = 1.0 */ @@ -74,7 +74,7 @@ dmnsn_cube_intersection_fn(const dmnsn_object *cube, dmnsn_line line) && t_temp >= 0.0 && (t < 0.0 || t_temp < t)) { t = t_temp; - normal = dmnsn_new_vector(-copysign(1.0, line.n.x), 0.0, 0.0); + normal = dmnsn_new_vector(1.0, 0.0, 0.0); } } @@ -86,7 +86,7 @@ dmnsn_cube_intersection_fn(const dmnsn_object *cube, dmnsn_line line) && t_temp >= 0.0 && (t < 0.0 || t_temp < t)) { t = t_temp; - normal = dmnsn_new_vector(0.0, -copysign(1.0, line.n.y), 0.0); + normal = dmnsn_new_vector(0.0, -1.0, 0.0); } /* y = 1.0 */ @@ -96,7 +96,7 @@ dmnsn_cube_intersection_fn(const dmnsn_object *cube, dmnsn_line line) && t_temp >= 0.0 && (t < 0.0 || t_temp < t)) { t = t_temp; - normal = dmnsn_new_vector(0.0, -copysign(1.0, line.n.y), 0.0); + normal = dmnsn_new_vector(0.0, 1.0, 0.0); } } @@ -108,7 +108,7 @@ dmnsn_cube_intersection_fn(const dmnsn_object *cube, dmnsn_line line) && t_temp >= 0.0 && (t < 0.0 || t_temp < t)) { t = t_temp; - normal = dmnsn_new_vector(0.0, 0.0, -copysign(1.0, line.n.z)); + normal = dmnsn_new_vector(0.0, 0.0, -1.0); } /* z = 1.0 */ @@ -118,7 +118,7 @@ dmnsn_cube_intersection_fn(const dmnsn_object *cube, dmnsn_line line) && t_temp >= 0.0 && (t < 0.0 || t_temp < t)) { t = t_temp; - normal = dmnsn_new_vector(0.0, 0.0, -copysign(1.0, line.n.z)); + normal = dmnsn_new_vector(0.0, 0.0, 1.0); } } |