From e70595d5f7118bcbd90a87205c818b05beacb569 Mon Sep 17 00:00:00 2001
From: Thomas Toulorge <thomas.toulorge@mines-paristech.fr>
Date: Sat, 27 Sep 2014 01:23:39 +0000
Subject: [PATCH] Added unary minus operator to SVector3
---
Geo/SVector3.h | 3 +++
1 file changed, 3 insertions(+)
diff --git a/Geo/SVector3.h b/Geo/SVector3.h
index 815752dc12..532389c796 100644
--- a/Geo/SVector3.h
+++ b/Geo/SVector3.h
@@ -128,6 +128,9 @@ inline SVector3 operator+(const SVector3 &a,const SVector3 &b)
inline SVector3 operator-(const SVector3 &a,const SVector3 &b)
{ return SVector3(a[0] - b[0], a[1] - b[1], a[2] - b[2]); }
+inline SVector3 operator-(const SVector3 &a)
+{ return SVector3(-a[0], -a[1], -a[2]); }
+
inline void buildOrthoBasis_naive(SVector3 &dir, SVector3 &dir1, SVector3 &dir2)
{
--
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