From 94f38fab8c9e7a11fa5a49255621ad7e94506e75 Mon Sep 17 00:00:00 2001
From: Erik Onarheim <erik.onarheim@gmail.com>
Date: Tue, 26 Nov 2024 20:50:27 -0600
Subject: [PATCH] fix: Issue with sparse hash grid not using the correct bounds
 sometimes

---
 src/engine/Collision/Detection/SparseHashGrid.ts | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/src/engine/Collision/Detection/SparseHashGrid.ts b/src/engine/Collision/Detection/SparseHashGrid.ts
index 6a7af7abb..ce513d2ae 100644
--- a/src/engine/Collision/Detection/SparseHashGrid.ts
+++ b/src/engine/Collision/Detection/SparseHashGrid.ts
@@ -72,6 +72,13 @@ export class HashGridProxy<T extends { bounds: BoundingBox }> {
     }
   }
 
+  /**
+   * Update bounds of the proxy
+   */
+  updateBounds(): void {
+    this.bounds = this.object.bounds;
+  }
+
   /**
    * Updates the hashed bounds coordinates
    */
@@ -153,6 +160,7 @@ export class SparseHashGrid<TObject extends { bounds: BoundingBox }, TProxy exte
           const cell = this.sparseHashGrid.get(key);
           if (cell) {
             for (let i = 0; i < cell.proxies.length; i++) {
+              cell.proxies[i].updateBounds();
               if (cell.proxies[i].bounds.intersect(bounds)) {
                 results.add(cell.proxies[i].object);
               }
@@ -167,6 +175,7 @@ export class SparseHashGrid<TObject extends { bounds: BoundingBox }, TProxy exte
       const cell = this.sparseHashGrid.get(key);
       if (cell) {
         for (let i = 0; i < cell.proxies.length; i++) {
+          cell.proxies[i].updateBounds();
           if (cell.proxies[i].bounds.contains(point)) {
             results.add(cell.proxies[i].object);
           }