diff options
Diffstat (limited to 'libdimension')
| -rw-r--r-- | libdimension/bvst.c | 9 | ||||
| -rw-r--r-- | libdimension/dimension/geometry.h | 20 |
2 files changed, 22 insertions, 7 deletions
diff --git a/libdimension/bvst.c b/libdimension/bvst.c index c3c8d9d..d361215 100644 --- a/libdimension/bvst.c +++ b/libdimension/bvst.c @@ -202,13 +202,8 @@ static void dmnsn_bvst_node_swallow(dmnsn_bvst_node *node, dmnsn_vector min, dmnsn_vector max) { - if (node->min.x > min.x) node->min.x = min.x; - if (node->min.y > min.y) node->min.y = min.y; - if (node->min.z > min.z) node->min.z = min.z; - - if (node->max.x < max.x) node->max.x = max.x; - if (node->max.y < max.y) node->max.y = max.y; - if (node->max.z < max.z) node->max.z = max.z; + node->min = dmnsn_vector_min(node->min, min); + node->max = dmnsn_vector_max(node->max, max); } /* Tree rotations */ diff --git a/libdimension/dimension/geometry.h b/libdimension/dimension/geometry.h index 2276d5b..0be0c6a 100644 --- a/libdimension/dimension/geometry.h +++ b/libdimension/dimension/geometry.h @@ -163,6 +163,26 @@ dmnsn_vector_normalize(dmnsn_vector n) return dmnsn_vector_div(n, dmnsn_vector_norm(n)); } +DMNSN_INLINE dmnsn_vector +dmnsn_vector_min(dmnsn_vector a, dmnsn_vector b) +{ + dmnsn_vector ret = a; + if (b.x < ret.x) ret.x = b.x; + if (b.y < ret.y) ret.y = b.y; + if (b.z < ret.z) ret.z = b.z; + return ret; +} + +DMNSN_INLINE dmnsn_vector +dmnsn_vector_max(dmnsn_vector a, dmnsn_vector b) +{ + dmnsn_vector ret = a; + if (b.x > ret.x) ret.x = b.x; + if (b.y > ret.y) ret.y = b.y; + if (b.z > ret.z) ret.z = b.z; + return ret; +} + double dmnsn_vector_axis_angle(dmnsn_vector v1, dmnsn_vector v2, dmnsn_vector axis); |