From 61378b1fefd4290a4c27c202a82ab6fabfc53ba1 Mon Sep 17 00:00:00 2001
From: Kevin Caccamo <kevin@ciinet.org>
Date: Mon, 5 Nov 2018 08:24:32 -0500
Subject: [PATCH] Fix compilation error on Ubuntu 16.04

---
 src/lightmap/collision.h | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/lightmap/collision.h b/src/lightmap/collision.h
index 6fcb5e1..0cf66bb 100644
--- a/src/lightmap/collision.h
+++ b/src/lightmap/collision.h
@@ -24,6 +24,7 @@
 
 #include "math/mathlib.h"
 #include <vector>
+#include <cmath>
 
 class SphereShape
 {