From ce04edb8cb82a494d5864260aa3cde1da9e685f8 Mon Sep 17 00:00:00 2001
From: Brian <the.bernst@gmail.com>
Date: Thu, 20 Feb 2014 21:15:54 -0700
Subject: [PATCH] Making changes to Vector3 related stuff.

---
 include/math/MathDefs.h    | 20 +++++++++++++++++
 include/math/Vector3.h     |  6 +++++-
 tests/main.cpp             |  2 ++
 tests/tests/TestsVector3.h | 44 ++++++++++++++++++++++++++++++++------
 4 files changed, 65 insertions(+), 7 deletions(-)

diff --git a/include/math/MathDefs.h b/include/math/MathDefs.h
index a502437..9bb1132 100644
--- a/include/math/MathDefs.h
+++ b/include/math/MathDefs.h
@@ -12,4 +12,24 @@
 
 	typedef float Scalar;
 
+	// May not need this, so may be removed.
+	struct CoordinateSystem
+	{
+		struct Types
+		{
+			enum Enum
+			{
+				RightHandedZUp,	// x-right, y-forward, z-up
+				RightHandedYUp,	// x-right, y-up, z-backwards
+				LeftHandedZUp,	// x-left y-forward, z-up
+				LeftHandedYUp	// x-right, y-up, z-backwards
+			};
+		};
+		
+		// set this to whichever you like
+		static const Types::Enum Type = Types::RightHandedZUp;
+
+		// If I want to provide helpers for up/down/left/right/forward/backwards vectors, then you'll need to know the coordinate system type^
+	};
+
 #endif
diff --git a/include/math/Vector3.h b/include/math/Vector3.h
index 17a2410..d3f9aa3 100644
--- a/include/math/Vector3.h
+++ b/include/math/Vector3.h
@@ -48,7 +48,8 @@
 		bool		IsZero( void ) const;
 
 
-		static TVector3 Zero( void );
+		// Predefined helper vectors
+		static TVector3 	Zero;
 	};
 
 	typedef TVector3< Scalar > Vec3f;
@@ -176,4 +177,7 @@
 		return x == 0 && y == 0 && z == 0;
 	}
 
+	template< typename BaseType >
+	TVector3< BaseType > 	TVector3< BaseType >::Zero = TVector3< BaseType >(0.f, 0.f, 0.f);
+
 #endif
diff --git a/tests/main.cpp b/tests/main.cpp
index bae85b6..a44ab46 100644
--- a/tests/main.cpp
+++ b/tests/main.cpp
@@ -5,6 +5,8 @@
 
 using namespace igloo;
 
+#include "math/Vector3.h"
+
 // Testing headers:
 #include "tests/TestsVector3.h"
 
diff --git a/tests/tests/TestsVector3.h b/tests/tests/TestsVector3.h
index 3a348c5..69751bb 100644
--- a/tests/tests/TestsVector3.h
+++ b/tests/tests/TestsVector3.h
@@ -7,9 +7,7 @@
 	{
 		Then( it_should_be_correct )
 		{
-			value1.x = 1.f;
-			value1.y = 1.f;
-			value1.z = 1.f;
+			value1 = Vec3f( 1.f, 1.f, 1.f );
 
 			value1 *= 2.f;
 
@@ -23,9 +21,7 @@
 	{
 		Then( it_should_be_correct )
 		{
-			value1.x = 2.f;
-			value1.y = 2.f;
-			value1.z = 2.f;
+			value1 = Vec3f( 2.f, 2.f, 2.f );
 
 			value1 /= 2.f;
 
@@ -35,4 +31,40 @@
 		Vec3f value1;
 	};
 
+	When( vector3_scalar_multiply_assignment )
+	{
+		Then( it_should_be_correct )
+		{
+			value1 = Vec3f( 1.f, 1.f, 1.f ) * 2.f;
+
+			Assert::That( value1, Equals( Vec3f( 2.f, 2.f, 2.f ) ) );
+		}
+
+		Vec3f value1;
+	};
+
+	When( vector3_scalar_divide_assignment )
+	{
+		Then( it_should_be_correct )
+		{
+			value1 = Vec3f( 2.f, 2.f, 2.f ) / 2.f;
+
+			Assert::That( value1, Equals( Vec3f( 1.f, 1.f, 1.f ) ) );
+		}
+
+		Vec3f value1;
+	};
+
+	When( vector3_set_to_zero )
+	{
+		Then( it_should_be_correct )
+		{
+			value1 = Vec3f::Zero;
+
+			Assert::That( value1, Equals( Vec3f( 0.f, 0.f, 0.f ) ) );
+		}
+
+		Vec3f value1;
+	};
+
 #endif //__TESTSVECTOR3_H__