From e76b2249378aa5fd54b7cd05690e768741109e56 Mon Sep 17 00:00:00 2001
From: Keisuke Ogaki <keisuke_ogaki@dwango.co.jp>
Date: Apr 13 2016 10:25:54 +0000
Subject: fix to include cmath


this fixes commit#6dca1d3a6d64f6b55d5545fd209acc0f81aab9ec
in OSX, need to include cmath to use std::abs

---

diff --git a/.gitignore b/.gitignore
index 8fc64a4..113eee4 100644
--- a/.gitignore
+++ b/.gitignore
@@ -20,3 +20,4 @@ Debug Library/
 Release/
 Release Library/
 ipch/
+.idea
\ No newline at end of file
diff --git a/toonz/sources/include/toonzqt/functionpanel.h b/toonz/sources/include/toonzqt/functionpanel.h
index b4efd57..73d94c5 100644
--- a/toonz/sources/include/toonzqt/functionpanel.h
+++ b/toonz/sources/include/toonzqt/functionpanel.h
@@ -8,6 +8,7 @@
 
 #include <QDialog>
 #include <set>
+#include <cmath>
 
 #undef DVAPI
 #undef DVVAR