From d77bfa1a704c7060fc723e2c463cae398dc5b354 Mon Sep 17 00:00:00 2001
From: Christophe Riccio <mail@g-truc.net>
Date: Sun, 4 May 2014 17:20:40 +0200
Subject: [PATCH] Fixed GTX_color_space - saturation #195

---
 glm/gtx/color_space.hpp      |  4 ++--
 glm/gtx/color_space.inl      |  8 ++++----
 test/gtx/gtx_color_space.cpp | 11 +++++++++++
 3 files changed, 17 insertions(+), 6 deletions(-)

diff --git a/glm/gtx/color_space.hpp b/glm/gtx/color_space.hpp
index f9bb7ac1..44e2dd13 100644
--- a/glm/gtx/color_space.hpp
+++ b/glm/gtx/color_space.hpp
@@ -64,8 +64,8 @@ namespace glm
 		
 	/// Build a saturation matrix.
 	/// @see gtx_color_space
-	template <typename T, precision P>
-	GLM_FUNC_DECL detail::tmat4x4<T, P> saturation(
+	template <typename T>
+	GLM_FUNC_DECL detail::tmat4x4<T, defaultp> saturation(
 		T const s);
 
 	/// Modify the saturation of a color.
diff --git a/glm/gtx/color_space.inl b/glm/gtx/color_space.inl
index e45fae61..32d2ce8d 100644
--- a/glm/gtx/color_space.inl
+++ b/glm/gtx/color_space.inl
@@ -106,16 +106,16 @@ namespace glm
 		return hsv;
 	}
 
-	template <typename T, precision P>
-	GLM_FUNC_QUALIFIER detail::tmat4x4<T, P> saturation(const T s)
+	template <typename T>
+	GLM_FUNC_QUALIFIER detail::tmat4x4<T, defaultp> saturation(T const s)
 	{
-		detail::tvec3<T, P> rgbw = detail::tvec3<T, P>(T(0.2126), T(0.7152), T(0.0722));
+		detail::tvec3<T, defaultp> rgbw = detail::tvec3<T, defaultp>(T(0.2126), T(0.7152), T(0.0722));
 
 		T col0 = (T(1) - s) * rgbw.r;
 		T col1 = (T(1) - s) * rgbw.g;
 		T col2 = (T(1) - s) * rgbw.b;
 
-		detail::tmat4x4<T, P> result(T(1));
+		detail::tmat4x4<T, defaultp> result(T(1));
 		result[0][0] = col0 + s;
 		result[0][1] = col0;
 		result[0][2] = col0;
diff --git a/test/gtx/gtx_color_space.cpp b/test/gtx/gtx_color_space.cpp
index a4e909c5..fb3649e9 100644
--- a/test/gtx/gtx_color_space.cpp
+++ b/test/gtx/gtx_color_space.cpp
@@ -11,9 +11,20 @@
 #include <glm/gtc/type_precision.hpp>
 #include <glm/gtx/color_space.hpp>
 
+int test_saturation()
+{
+	int Error(0);
+	
+	glm::vec4 Color = glm::saturation(1.0f, glm::vec4(1.0, 0.5, 0.0, 1.0));
+
+	return Error;
+}
+
 int main()
 {
 	int Error(0);
 
+	Error += test_saturation();
+
 	return Error;
 }