From 7ba3c0730b17225495588350d1d34759a9448cbc Mon Sep 17 00:00:00 2001
From: fallenoak <git@fallenoak.me>
Date: Mon, 13 Oct 2025 22:28:21 -0500
Subject: [PATCH] feat(model): handle attachment visibility in
 CM2Model::AnimateMT

---
 src/model/CM2Model.cpp | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/src/model/CM2Model.cpp b/src/model/CM2Model.cpp
index b1b04bc..64408cc 100644
--- a/src/model/CM2Model.cpp
+++ b/src/model/CM2Model.cpp
@@ -155,6 +155,15 @@ void CM2Model::AnimateMT(const C44Matrix* view, const C3Vector& a3, const C3Vect
         return;
     }
 
+    // Handle attachment visibility
+
+    if (this->m_attachParent) {
+        this->m_flag8 = this->m_attachParent->m_flag8 && this->m_flag80;
+        this->m_flag10000 = this->m_attachParent->m_flag10000 && this->m_flag20000;
+
+        // TODO dword174
+    }
+
     // TODO
 
     for (int32_t i = 0; i < this->m_shared->m_data->loops.Count(); i++) {