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Engine/Vector2f.h

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+#pragma once
+#include "structs.h"
+
+struct Vector2f final
+{
+	// -------------------------
+	// Constructors 
+	// -------------------------
+	Vector2f( );
+	explicit Vector2f( float x, float y );
+	explicit Vector2f( const Point2f& fromPoint, const Point2f& tillPoint );
+	explicit Vector2f( const Point2f& point );
+
+	// -------------------------
+	// Member operators
+	// -------------------------
+	Vector2f operator-( ) const;
+	Vector2f operator+( ) const;
+	Vector2f& operator*=( float rhs);
+	Vector2f& operator/=( float rhs);
+	Vector2f& operator+=( const Vector2f& rhs);
+	Vector2f& operator-=( const Vector2f& rhs);
+	explicit operator Point2f(); 
+
+	// -------------------------
+	// Methods
+	// -------------------------
+	// Convert to Point2f	
+	Point2f	ToPoint2f( ) const;
+
+	// Are two vectors equal within a threshold?				
+	// u.Equals(v)
+	bool Equals( const Vector2f& other, float epsilon = 0.001f ) const;
+
+	// Convert to String 
+	std::string	ToString( ) const;
+
+	// DotProduct
+	// float d = u.DotProduct(v);
+	float DotProduct( const Vector2f& other ) const;
+
+	// CrossProduct 
+	// float d = u.CrossProduct(v);
+	float CrossProduct( const Vector2f& other ) const;
+	
+	// Norm of a vector 
+	// float l = v.Norm();
+	float Norm( ) const;
+
+	// Length of a vector: 
+	// float l = v.Length();
+	float Length( ) const;
+
+	// Square Length of a vector.
+	// Faster alternative for Length, sqrt is not executed. 
+	float SquaredLength( ) const;
+	
+	// AngleWith returns the smallest angle with another vector within the range [-PI/2, PI/2]. 
+	// A pos angle is counter clockwise from this to the other
+	// float angle = u.AngleWith(v);
+	float AngleWith( const Vector2f& other ) const;
+
+
+	// Returns normalized form of a vector
+	// Vector2f n = v.Normalized();
+	Vector2f Normalized( float epsilon = 0.001f ) const;
+
+	// Returns the orthogonal of the Vector2f
+	// Vector2f w = v.Orthogonal();
+	Vector2f Orthogonal( ) const;
+
+	// Returns a vector that is the reflection of the Vector2f
+	// surfaceNormal: represents the normal of the surface at the reflection point
+	Vector2f Reflect( const Vector2f& surfaceNormal ) const;
+
+	// Sets the values of x and y
+	void Set( float newX, float newY );
+
+	// -------------------------
+	// Datamembers 
+	// -------------------------
+	float x;
+	float y;
+};
+// -------------------------
+// Non member operators
+// -------------------------
+Vector2f operator*( float lhs, Vector2f rhs );
+Vector2f operator*( Vector2f lhs, float rhs );
+Vector2f operator/( Vector2f lhs, float rhs );
+
+Vector2f operator+( Vector2f lhs, const Vector2f& rhs );
+Vector2f operator-( Vector2f lhs, const Vector2f& rhs );
+
+bool operator==( const Vector2f& lhs, const Vector2f& rhs );
+bool operator!=( const  Vector2f& lhs, const Vector2f& rhs );
+
+std::ostream& operator<< ( std::ostream& lhs, const Vector2f& rhs );
+
+// Translating a point by a vector
+Point2f& operator+=(Point2f& lhs, const Vector2f& rhs);
+Point2f operator+(Point2f lhs, const Vector2f& rhs);
+
+Point2f& operator-=(Point2f& lhs, const Vector2f& rhs);
+Point2f operator-(Point2f lhs, const Vector2f& rhs);
+
+// The difference vector between 2 points
+Vector2f operator-( const Point2f& lhs, const Point2f& rhs);
+