From e0703476b9855deb5a0426836a2359fa0b7edd9b Mon Sep 17 00:00:00 2001
From: Robert <Robert-Altner@t-online.de>
Date: Mon, 15 Jun 2020 20:16:49 +0200
Subject: [PATCH] Added Vector2 structure

---
 src/sdlf/CMakeLists.txt    |  1 +
 src/sdlf/maths/Vector2.hpp | 89 ++++++++++++++++++++++++++++++++++++++
 2 files changed, 90 insertions(+)
 create mode 100644 src/sdlf/maths/Vector2.hpp

diff --git a/src/sdlf/CMakeLists.txt b/src/sdlf/CMakeLists.txt
index 51a2e1c..e60b566 100644
--- a/src/sdlf/CMakeLists.txt
+++ b/src/sdlf/CMakeLists.txt
@@ -5,6 +5,7 @@ add_library(sdlf STATIC
 
 target_include_directories(sdlf PRIVATE
 	"${CMAKE_SOURCE_DIR}/3rdparty/include/SDL"
+	"maths"
 )
 
 target_link_libraries(sdlf PRIVATE
diff --git a/src/sdlf/maths/Vector2.hpp b/src/sdlf/maths/Vector2.hpp
new file mode 100644
index 0000000..c64b8c2
--- /dev/null
+++ b/src/sdlf/maths/Vector2.hpp
@@ -0,0 +1,89 @@
+#pragma once
+
+#include <type_traits>
+
+namespace sf
+{
+	template<typename T, typename = typename std::enable_if<std::is_arithmetic<T>::value, T>>
+	struct Vector2
+	{
+		T x, y;
+
+		Vector2() :
+			x(0), y(0)
+		{ /* Empty */ }
+
+		Vector2(T x, T y) :
+			x(x), y(y)
+		{ /* Empty */ }
+
+		Vector2(const Vector2& other) :
+			x(other.x), y(other.y)
+		{ /* Empty */ }
+
+
+		//////////////////////// OPERATOR OVERLOADS ////////////////////////
+		friend Vector2 operator-(const Vector2& other)
+		{
+			return Vector2(-other.x, -other.y);
+		}
+
+		friend Vector2 operator+(const Vector2& left, const Vector2& right)
+		{
+			return Vector2(left.x + right.x, left.y + right.y);
+		}
+
+		Vector2& operator+=(const Vector2& right)
+		{
+			x += right.x;
+			y += right.y;
+			return this;
+		}
+
+		friend Vector2 operator-(const Vector2& left, const Vector2& right)
+		{
+			return Vector2(left.x - right.x, left.y - right.y);
+		}
+
+		Vector2& operator-=(const Vector2& right)
+		{
+			x -= right.x;
+			y -= right.y;
+			return this;
+		}
+
+		friend Vector2 operator*(const Vector2& left, T right)
+		{
+			return Vector2(left.x * right, left.y * right);
+		}
+
+		friend Vector2 operator*(T left, const Vector2& right)
+		{
+			return Vector2(left * right.x, left * right.x);
+		}
+
+		Vector2& operator*=(T right)
+		{
+			x *= right;
+			y *= left;
+			return this;
+		}
+
+		friend Vector2 operator/(const Vector2& left, T right)
+		{
+			return Vector2(left.x / right, left.y / right);
+		}
+
+		Vector2& operator/=(T right)
+		{
+			x /= right;
+			y /= left;
+			return this;
+		}
+	};
+
+	typedef Vector2<int>		Vector2i, Vec2i;
+	typedef Vector2<unsigned>	Vector2u, Vec2u;
+	typedef Vector2<float>		Vector2f, Vec2f;
+	typedef Vector2<double>		Vector2d, Vec2d;
+}
\ No newline at end of file