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-rw-r--r--core/math/a_star.cpp14
1 files changed, 9 insertions, 5 deletions
diff --git a/core/math/a_star.cpp b/core/math/a_star.cpp
index 580a7cf7bb..30f712b2c3 100644
--- a/core/math/a_star.cpp
+++ b/core/math/a_star.cpp
@@ -280,10 +280,16 @@ int AStar::get_closest_point(const Vector3 &p_point, bool p_include_disabled) co
continue; // Disabled points should not be considered.
}
+ // Keep the closest point's ID, and in case of multiple closest IDs,
+ // the smallest one (makes it deterministic).
real_t d = p_point.distance_squared_to((*it.value)->pos);
- if (closest_id < 0 || d < closest_dist) {
+ int id = *(it.key);
+ if (d <= closest_dist) {
+ if (d == closest_dist && id > closest_id) { // Keep lowest ID.
+ continue;
+ }
closest_dist = d;
- closest_id = *(it.key);
+ closest_id = id;
}
}
@@ -291,7 +297,6 @@ int AStar::get_closest_point(const Vector3 &p_point, bool p_include_disabled) co
}
Vector3 AStar::get_closest_position_in_segment(const Vector3 &p_point) const {
- bool found = false;
real_t closest_dist = 1e20;
Vector3 closest_point;
@@ -311,10 +316,9 @@ Vector3 AStar::get_closest_position_in_segment(const Vector3 &p_point) const {
Vector3 p = Geometry3D::get_closest_point_to_segment(p_point, segment);
real_t d = p_point.distance_squared_to(p);
- if (!found || d < closest_dist) {
+ if (d < closest_dist) {
closest_point = p;
closest_dist = d;
- found = true;
}
}