From 48042ffab088d7c6fa6d599a8a43315092a6ad42 Mon Sep 17 00:00:00 2001
From: hondacrx <prelude_20032002@yahoo.com>
Date: Tue, 31 May 2022 14:23:49 -0400
Subject: [PATCH] Core/Vmaps: Use provided invDirection from G3D::Ray instead
 of calculating it ourselves

Port From (https://github.com/TrinityCore/TrinityCore/commit/428d8dc3b7616f7bb9d39c4b6343c5eec4e3c965)
---
 Source/Game/Collision/BoundingIntervalHierarchy.cs | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/Source/Game/Collision/BoundingIntervalHierarchy.cs b/Source/Game/Collision/BoundingIntervalHierarchy.cs
index 05ef6128a..b27c9d9c9 100644
--- a/Source/Game/Collision/BoundingIntervalHierarchy.cs
+++ b/Source/Game/Collision/BoundingIntervalHierarchy.cs
@@ -326,10 +326,9 @@ namespace Game.Collision
             float intervalMax = -1.0f;
             Vector3 org = r.Origin;
             Vector3 dir = r.Direction;
-            Vector3 invDir = new();
+            Vector3 invDir = r.invDirection();
             for (int i = 0; i < 3; ++i)
             {
-                invDir.SetAt(1.0f / dir.GetAt(i), i);
                 if (MathFunctions.fuzzyNe(dir.GetAt(i), 0.0f))
                 {
                     float t1 = (bounds.Lo.GetAt(i) - org.GetAt(i)) * invDir.GetAt(i);