From 88e13a1e1613d2d0cfae69b13c539f48eb8664aa Mon Sep 17 00:00:00 2001
From: Dave Reid <davidreid@galicktech.com.au>
Date: Sat, 22 Dec 2012 14:42:33 +1000
Subject: [PATCH] Add zero and one constants to tvec2, tvec3 and tvec4.

---
 glm/core/type_vec2.hpp | 3 +++
 glm/core/type_vec2.inl | 3 +++
 glm/core/type_vec3.hpp | 3 +++
 glm/core/type_vec3.inl | 3 +++
 glm/core/type_vec4.hpp | 3 +++
 glm/core/type_vec4.inl | 3 +++
 6 files changed, 18 insertions(+)

diff --git a/glm/core/type_vec2.hpp b/glm/core/type_vec2.hpp
index 3efb090b..9b16fe1e 100644
--- a/glm/core/type_vec2.hpp
+++ b/glm/core/type_vec2.hpp
@@ -224,6 +224,9 @@ namespace detail
         //////////////////////////////////////
 		// Static constants
 
+        static const tvec2<T> zero;
+        static const tvec2<T> one;
+
         static const tvec2<T> xpos;
         static const tvec2<T> xneg;
         static const tvec2<T> ypos;
diff --git a/glm/core/type_vec2.inl b/glm/core/type_vec2.inl
index 1a1f501c..2d0e104f 100644
--- a/glm/core/type_vec2.inl
+++ b/glm/core/type_vec2.inl
@@ -1029,6 +1029,9 @@ namespace detail
     //////////////////////////////////////
 	// Static constants
 
+    template <typename T> const tvec2<T> tvec2<T>::zero  = tvec2<T>(T( 0), T( 0));
+    template <typename T> const tvec2<T> tvec2<T>::one   = tvec2<T>(T( 1), T( 1));
+
     template <typename T> const tvec2<T> tvec2<T>::xpos  = tvec2<T>(T( 1), T( 0));
     template <typename T> const tvec2<T> tvec2<T>::xneg  = tvec2<T>(T(-1), T( 0));
     template <typename T> const tvec2<T> tvec2<T>::ypos  = tvec2<T>(T( 0), T( 1));
diff --git a/glm/core/type_vec3.hpp b/glm/core/type_vec3.hpp
index 8e38b6b4..006ff3cc 100644
--- a/glm/core/type_vec3.hpp
+++ b/glm/core/type_vec3.hpp
@@ -249,6 +249,9 @@ namespace detail
         //////////////////////////////////////
 		// Static constants
 
+        static const tvec3<T> zero;
+        static const tvec3<T> one;
+
         static const tvec3<T> xpos;
         static const tvec3<T> xneg;
         static const tvec3<T> ypos;
diff --git a/glm/core/type_vec3.inl b/glm/core/type_vec3.inl
index 11b182d2..1a269d1f 100644
--- a/glm/core/type_vec3.inl
+++ b/glm/core/type_vec3.inl
@@ -1153,6 +1153,9 @@ namespace detail
     //////////////////////////////////////
 	// Static constants
 
+    template <typename T> const tvec3<T> tvec3<T>::zero     = tvec3<T>(T( 0), T( 0), T( 0));
+    template <typename T> const tvec3<T> tvec3<T>::one      = tvec3<T>(T( 1), T( 1), T( 1));
+
     template <typename T> const tvec3<T> tvec3<T>::xpos     = tvec3<T>(T( 1), T( 0), T( 0));
     template <typename T> const tvec3<T> tvec3<T>::xneg     = tvec3<T>(T(-1), T( 0), T( 0));
     template <typename T> const tvec3<T> tvec3<T>::ypos     = tvec3<T>(T( 0), T( 1), T( 0));
diff --git a/glm/core/type_vec4.hpp b/glm/core/type_vec4.hpp
index da8a5a56..88118794 100644
--- a/glm/core/type_vec4.hpp
+++ b/glm/core/type_vec4.hpp
@@ -305,6 +305,9 @@ namespace detail
         //////////////////////////////////////
 		// Static constants
 
+        static const tvec4<T> zero;
+        static const tvec4<T> one;
+
         static const tvec4<T> xpos;
         static const tvec4<T> xneg;
         static const tvec4<T> ypos;
diff --git a/glm/core/type_vec4.inl b/glm/core/type_vec4.inl
index b7cb8118..e1464716 100644
--- a/glm/core/type_vec4.inl
+++ b/glm/core/type_vec4.inl
@@ -1379,6 +1379,9 @@ namespace detail
     //////////////////////////////////////
 	// Static constants
 
+    template <typename T> const tvec4<T> tvec4<T>::zero     = tvec4<T>(T( 0), T( 0), T( 0), T( 0));
+    template <typename T> const tvec4<T> tvec4<T>::one      = tvec4<T>(T( 1), T( 1), T( 1), T( 1));
+
     template <typename T> const tvec4<T> tvec4<T>::xpos     = tvec4<T>(T( 1), T( 0), T( 0), T( 0));
     template <typename T> const tvec4<T> tvec4<T>::xneg     = tvec4<T>(T(-1), T( 0), T( 0), T( 0));
     template <typename T> const tvec4<T> tvec4<T>::ypos     = tvec4<T>(T( 0), T( 1), T( 0), T( 0));