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-rw-r--r--libdimension/prtree.c10
1 files changed, 4 insertions, 6 deletions
diff --git a/libdimension/prtree.c b/libdimension/prtree.c
index cfcc5a8..c59bcc4 100644
--- a/libdimension/prtree.c
+++ b/libdimension/prtree.c
@@ -628,9 +628,8 @@ dmnsn_prtree_intersection(const dmnsn_prtree *tree, dmnsn_line ray,
/* Search the bounded objects */
dmnsn_flat_prnode *node = dmnsn_array_first(tree->bounded);
- while ((size_t)(node - (dmnsn_flat_prnode *)dmnsn_array_first(tree->bounded))
- < dmnsn_array_size(tree->bounded))
- {
+ dmnsn_flat_prnode *last = dmnsn_array_last(tree->bounded);
+ while (node <= last) {
if (dmnsn_ray_box_intersection(optline, node->bounding_box, t)) {
if (node->object && node->object != cached) {
if (dmnsn_closer_intersection(node->object, ray, intersection, &t)) {
@@ -663,9 +662,8 @@ dmnsn_prtree_inside(const dmnsn_prtree *tree, dmnsn_vector point)
/* Search the bounded objects */
dmnsn_flat_prnode *node = dmnsn_array_first(tree->bounded);
- while ((size_t)(node - (dmnsn_flat_prnode *)dmnsn_array_first(tree->bounded))
- < dmnsn_array_size(tree->bounded))
- {
+ dmnsn_flat_prnode *last = dmnsn_array_last(tree->bounded);
+ while (node <= last) {
if (dmnsn_bounding_box_contains(node->bounding_box, point)) {
if (node->object && dmnsn_object_inside(node->object, point)) {
return true;