From 47a8e9d3f67244ca50ac095f34fe2715ef25a2d7 Mon Sep 17 00:00:00 2001
From: MysterD <myster@d>
Date: Mon, 5 Jun 2023 15:19:33 -0700
Subject: [PATCH] Prevent clearing permanent vanilla model slot

---
 data/dynos_mgr_models.cpp | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/data/dynos_mgr_models.cpp b/data/dynos_mgr_models.cpp
index f357de763..ff5681f0d 100644
--- a/data/dynos_mgr_models.cpp
+++ b/data/dynos_mgr_models.cpp
@@ -8,6 +8,8 @@ extern "C" {
 #include "model_ids.h"
 }
 
+#define VANILLA_ID_END 255
+
 enum ModelLoadType {
     MLT_GEO,
     MLT_DL,
@@ -28,7 +30,7 @@ static std::map<u32, std::vector<struct ModelInfo>> sIdMap;
 static std::map<u32, u32> sOverwriteMap;
 
 static u32 find_empty_id() {
-    u32 id = 256;
+    u32 id = VANILLA_ID_END + 1;
     while (true) {
         if (id != 0) {
             if (sIdMap.count(id) == 0)  { return id; }
@@ -199,6 +201,9 @@ void DynOS_Model_ClearPool(enum ModelPool aModelPool) {
         auto& info = asset.second;
         if (sIdMap.count(info.id) == 0) { continue; }
 
+        // preventing clearing permanent vanilla model slot
+        if (info.id <= VANILLA_ID_END && sIdMap.count(info.id) <= 1) { continue; }
+
         // erase from id map
         auto& idMap = sIdMap[info.id];
         for (auto info2 = idMap.begin(); info2 != idMap.end(); ) {