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| author | Tavian Barnes <tavianator@gmail.com> | 2010-04-07 15:13:26 -0400 |
|---|---|---|
| committer | Tavian Barnes <tavianator@gmail.com> | 2010-04-07 15:13:26 -0400 |
| commit | 03c4f1bb394e6d0bee61a438937e068ccf57e09d (patch) | |
| tree | 94eab86ba5f2d350dfe304e4bf3568be6a6577c0 | |
| parent | 2b087cb45ae91f90492a935625570d7d42ee3ecb (diff) | |
| download | dimension-03c4f1bb394e6d0bee61a438937e068ccf57e09d.tar.xz | |
Calculate CSG bounding boxes more accurately.
| -rw-r--r-- | libdimension/csg.c | 12 |
1 files changed, 3 insertions, 9 deletions
diff --git a/libdimension/csg.c b/libdimension/csg.c index 6342432..24f1f80 100644 --- a/libdimension/csg.c +++ b/libdimension/csg.c @@ -235,8 +235,8 @@ dmnsn_new_csg_intersection(dmnsn_object *A, dmnsn_object *B) = dmnsn_matrix_bounding_box_mul(A->trans, A->bounding_box); dmnsn_bounding_box Bbox = dmnsn_matrix_bounding_box_mul(B->trans, B->bounding_box); - csg->bounding_box.min = dmnsn_vector_min(Abox.min, Bbox.min); - csg->bounding_box.max = dmnsn_vector_max(Abox.max, Bbox.max); + csg->bounding_box.min = dmnsn_vector_max(Abox.min, Bbox.min); + csg->bounding_box.max = dmnsn_vector_min(Abox.max, Bbox.max); return csg; } @@ -349,13 +349,7 @@ dmnsn_new_csg_difference(dmnsn_object *A, dmnsn_object *B) csg->intersection_fn = &dmnsn_csg_difference_intersection_fn; csg->inside_fn = &dmnsn_csg_difference_inside_fn; csg->free_fn = &dmnsn_csg_free_fn; - - dmnsn_bounding_box Abox - = dmnsn_matrix_bounding_box_mul(A->trans, A->bounding_box); - dmnsn_bounding_box Bbox - = dmnsn_matrix_bounding_box_mul(B->trans, B->bounding_box); - csg->bounding_box.min = dmnsn_vector_min(Abox.min, Bbox.min); - csg->bounding_box.max = dmnsn_vector_max(Abox.max, Bbox.max); + csg->bounding_box = dmnsn_matrix_bounding_box_mul(A->trans, A->bounding_box); return csg; } |