Fixed possible exception when items are cleared in a list in a collis…

…ion method.
vchelaru · Dec 18, 2023 · 5466218 · 5466218
1 parent 5f09d5c
commit 5466218
Showing 1 changed file with 8 additions and 0 deletions.
diff --git a/Engines/FlatRedBallXNA/FlatRedBall/Math/Collision/CollisionRelationship.cs b/Engines/FlatRedBallXNA/FlatRedBall/Math/Collision/CollisionRelationship.cs
@@ -1622,6 +1622,10 @@ private bool DoPartitionedYCollision(float? maxDistanceOnSecondaryAxis)
 
             for (int i = firstList.Count - 1; i > -1; i--)
             {
+                if(i >= firstList.Count)
+                {
+                    continue;
+                }
                 var first = firstList[i];
                 parameters.ItemInFirstList = first;
                 parameters.FirstIndex = i;
@@ -1685,6 +1689,10 @@ private bool DoPartitionedXCollision(float? maxDistanceOnSecondaryAxis)
 
             for (int i = firstList.Count - 1; i > -1; i--)
             {
+                if (i >= firstList.Count)
+                {
+                    continue;
+                }
                 var first = firstList[i];
                 parameters.ItemInFirstList = first;
                 parameters.FirstIndex = i;