From cda510e480aba3702e95059163378822ccac8d17 Mon Sep 17 00:00:00 2001
From: Daniel Karbach <daniel.karbach@localhorst.tv>
Date: Fri, 28 Aug 2015 15:28:13 +0200
Subject: [PATCH] fix divide by zero in Chaser AI

---
 src/ai/ai.cpp | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/ai/ai.cpp b/src/ai/ai.cpp
index 4a2e310..8cd4f14 100644
--- a/src/ai/ai.cpp
+++ b/src/ai/ai.cpp
@@ -30,6 +30,10 @@ Chaser::~Chaser() {
 void Chaser::Update(int dt) {
 	glm::vec3 diff(Target().AbsoluteDifference(Controlled()));
 	float dist = length(diff);
+	if (dist < std::numeric_limits<float>::epsilon()) {
+		Controlled().Velocity(glm::vec3(0.0f));
+		return;
+	}
 	glm::vec3 norm_diff(diff / dist);
 
 	bool line_of_sight = true;
-- 
2.39.2