From ec2957bf386e3dce178cfd8c36ea2c9fc3dced94 Mon Sep 17 00:00:00 2001
From: Wojtek Figat <wojtek@figat.pl>
Date: Fri, 16 May 2025 20:23:16 +0200
Subject: [PATCH] Fix memory leak on sequential mesh buffers update

#3449
---
 Source/Engine/Graphics/Models/MeshBase.cpp | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/Source/Engine/Graphics/Models/MeshBase.cpp b/Source/Engine/Graphics/Models/MeshBase.cpp
index 315d01251..a5ce8b8d0 100644
--- a/Source/Engine/Graphics/Models/MeshBase.cpp
+++ b/Source/Engine/Graphics/Models/MeshBase.cpp
@@ -475,6 +475,12 @@ bool MeshBase::Init(uint32 vertices, uint32 triangles, const Array<const void*,
         _collisionProxy.Init<uint32>(vertices, triangles, (const Float3*)vbData[0], (const uint32*)ibData);
 #endif
 
+    // Free old buffers
+    SAFE_DELETE_GPU_RESOURCE(_vertexBuffers[0]);
+    SAFE_DELETE_GPU_RESOURCE(_vertexBuffers[2]);
+    SAFE_DELETE_GPU_RESOURCE(_vertexBuffers[3]);
+    SAFE_DELETE_GPU_RESOURCE(_indexBuffer);
+
     // Initialize
     _vertexBuffers[0] = vertexBuffer0;
     _vertexBuffers[1] = vertexBuffer1;