From 1b19dadd404c80cdfff79df7e6f95057428cfd8c Mon Sep 17 00:00:00 2001
From: Danny Robson <danny@nerdcruft.net>
Date: Wed, 21 Jan 2015 23:38:09 +1100
Subject: [PATCH] point: add free multiply operator

---
 point.cpp | 6 ++++++
 point.hpp | 1 +
 2 files changed, 7 insertions(+)

diff --git a/point.cpp b/point.cpp
index 36c2c1c2..f510a5ce 100644
--- a/point.cpp
+++ b/point.cpp
@@ -178,6 +178,11 @@ util::operator* (const point<S,T> &p, const vector<S,T> &v)
     { return v * p; }
 
 
+//-----------------------------------------------------------------------------
+template <size_t S, typename T>
+util::point<S,T>
+util::operator* (T a, const point<S,T> &b)
+    { return b * a; }
 
 
 //-----------------------------------------------------------------------------
@@ -201,6 +206,7 @@ template struct util::point<S,T>;
 template std::ostream& util::operator<< (std::ostream &os, const util::point<S,T>&);    \
 template util::point<S,T> util::operator* (const point<S,T>&, const vector<S,T>&);      \
 template util::point<S,T> util::operator* (const vector<S,T>&, const point<S,T>&);      \
+template util::point<S,T> util::operator* (T, const point<S,T>&);
 
 #define INSTANTIATE(T)  \
 INSTANTIATE_S_T(1,T)    \
diff --git a/point.hpp b/point.hpp
index 7c304cae..f12be728 100644
--- a/point.hpp
+++ b/point.hpp
@@ -69,6 +69,7 @@ namespace util {
     // free maths operators
     template <size_t S, typename T> point<S,T> operator* (const vector<S,T>&, const point<S,T>&);
     template <size_t S, typename T> point<S,T> operator* (const point<S,T>&, const vector<S,T>&);
+    template <size_t S, typename T> point<S,T> operator* (T, const point<S,T>&);
 
     // iostream operators
     template <size_t S, typename T>