Core/GameObjects: Fixed crash with transport gameobjects that have only 1 entry in TransportAnimation/TransportRotation db2

Closes #28673

1 files changed, 14 insertions, 4 deletions

diff --git a/src/server/game/Entities/GameObject/GameObject.cpp b/src/server/game/Entities/GameObject/GameObject.cpp
index d26144cd019..43707fa07ce 100644
--- a/src/server/game/Entities/GameObject/GameObject.cpp
+++ b/src/server/game/Entities/GameObject/GameObject.cpp
@@ -304,10 +304,15 @@ public:
             G3D::Vector3 prev(oldAnimation->Pos.X, oldAnimation->Pos.Y, oldAnimation->Pos.Z);
             G3D::Vector3 next(newAnimation->Pos.X, newAnimation->Pos.Y, newAnimation->Pos.Z);
 
-            float animProgress = float(newProgress - oldAnimation->TimeIndex) / float(newAnimation->TimeIndex - oldAnimation->TimeIndex);
+            G3D::Vector3 dst = next;
+            if (prev != next)
+            {
+                float animProgress = float(newProgress - oldAnimation->TimeIndex) / float(newAnimation->TimeIndex - oldAnimation->TimeIndex);
 
-            G3D::Vector3 dst = prev.lerp(next, animProgress) * pathRotation;
+                dst = prev.lerp(next, animProgress);
+            }
 
+            dst = dst * pathRotation;
             dst += PositionToVector3(&_owner.GetStationaryPosition());
 
             _owner.GetMap()->GameObjectRelocation(&_owner, dst.x, dst.y, dst.z, _owner.GetOrientation());
@@ -320,9 +325,14 @@ public:
             G3D::Quat prev(oldRotation->Rot[0], oldRotation->Rot[1], oldRotation->Rot[2], oldRotation->Rot[3]);
             G3D::Quat next(newRotation->Rot[0], newRotation->Rot[1], newRotation->Rot[2], newRotation->Rot[3]);
 
-            float animProgress = float(newProgress - oldRotation->TimeIndex) / float(newRotation->TimeIndex - oldRotation->TimeIndex);
+            G3D::Quat rotation = next;
 
-            G3D::Quat rotation = prev.slerp(next, animProgress);
+            if (prev != next)
+            {
+                float animProgress = float(newProgress - oldRotation->TimeIndex) / float(newRotation->TimeIndex - oldRotation->TimeIndex);
+
+                rotation = prev.slerp(next, animProgress);
+            }
 
             _owner.SetLocalRotation(rotation.x, rotation.y, rotation.z, rotation.w);
             _owner.UpdateModelPosition();