From a6bcded3e4bdfe68c84057b490a37cf4c5297682 Mon Sep 17 00:00:00 2001
From: Swung0x48 <swung0x48@outlook.com>
Date: Mon, 30 Jun 2025 13:48:24 +0800
Subject: [PATCH] [Fix] (Diligent/Drawing): set g_TriangleFanIndexBuffer to
 null after release

---
 MG/MG_GL/Implementations/GL/Drawing/GL_Drawing.cpp | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/MG/MG_GL/Implementations/GL/Drawing/GL_Drawing.cpp b/MG/MG_GL/Implementations/GL/Drawing/GL_Drawing.cpp
index b78095c4..d5297a0e 100644
--- a/MG/MG_GL/Implementations/GL/Drawing/GL_Drawing.cpp
+++ b/MG/MG_GL/Implementations/GL/Drawing/GL_Drawing.cpp
@@ -559,8 +559,10 @@ namespace MG_GL::GL {
 
             if (!MG_Diligent::g_TriangleFanIndexBuffer || MG_Diligent::g_TriangleFanIndexBuffer->GetDesc().Size < newIndexData.size())
             {
-                if (MG_Diligent::g_TriangleFanIndexBuffer)
+                if (MG_Diligent::g_TriangleFanIndexBuffer) {
                     MG_Diligent::g_TriangleFanIndexBuffer->Release();
+                    MG_Diligent::g_TriangleFanIndexBuffer = nullptr;
+                }
 
                 Diligent::BufferDesc BuffDesc;
                 BuffDesc.Name           = "Triangle Fan Temp Index Buffer";