From 0969bf350064ca00f54cb0dd83f54688f22897a2 Mon Sep 17 00:00:00 2001
From: Kim Kulling <kimkulling@users.noreply.github.com>
Date: Sun, 17 Jan 2021 20:39:19 +0100
Subject: [PATCH 1/2] Fix Divide-by-zero in vector3

Fix for https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=29655
---
 include/assimp/vector3.inl | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/include/assimp/vector3.inl b/include/assimp/vector3.inl
index 2765115a2..fda47d6a7 100644
--- a/include/assimp/vector3.inl
+++ b/include/assimp/vector3.inl
@@ -154,6 +154,9 @@ const aiVector3t<TReal>& aiVector3t<TReal>::operator *= (TReal f) {
 template <typename TReal>
 AI_FORCE_INLINE
 const aiVector3t<TReal>& aiVector3t<TReal>::operator /= (TReal f) {
+    if ((T) f==0.0) {
+        return *this;
+    }
     const TReal invF = (TReal) 1.0 / f;
     x *= invF;
     y *= invF;

From 658fec3e61cdb5c2eed66b1d6d3747b85d97565d Mon Sep 17 00:00:00 2001
From: Kim Kulling <kimkulling@users.noreply.github.com>
Date: Sun, 17 Jan 2021 20:41:44 +0100
Subject: [PATCH 2/2] Fix cast

---
 include/assimp/vector3.inl | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/include/assimp/vector3.inl b/include/assimp/vector3.inl
index fda47d6a7..1d024e03f 100644
--- a/include/assimp/vector3.inl
+++ b/include/assimp/vector3.inl
@@ -5,8 +5,6 @@ Open Asset Import Library (assimp)
 
 Copyright (c) 2006-2020, assimp team
 
-
-
 All rights reserved.
 
 Redistribution and use of this software in source and binary forms,
@@ -154,7 +152,7 @@ const aiVector3t<TReal>& aiVector3t<TReal>::operator *= (TReal f) {
 template <typename TReal>
 AI_FORCE_INLINE
 const aiVector3t<TReal>& aiVector3t<TReal>::operator /= (TReal f) {
-    if ((T) f==0.0) {
+    if ( f == static_cast<TReal>(0.0)) {
         return *this;
     }
     const TReal invF = (TReal) 1.0 / f;