Added Point structure

2026-09-05 13:01:52 +00:00 · 2020-11-13 19:42:00 +01:00
parent 6de24ec95a
commit 80a04e68c9
1 changed files with 129 additions and 0 deletions
@@ -0,0 +1,129 @@
+using System;
+
+namespace GlitchyEngine.Math
+{
+	/**
+	 * A 2D point represented by two 32bit integers.
+	 */
+	public struct Point
+	{
+		public int32 X, Y;
+
+		/**
+		 * Creates a new instance of a @Point with both components set to zero.
+		 */
+		public this() => this = default;
+
+		/**
+		 * Creates a new instance of a @Point with both components set to the specified value.
+		 * @param value The value for both components.
+		 */
+		public this(int32 value)
+		{
+			X = value;
+			Y = value;
+		}
+
+		/**
+		 * Creates a new instance of a @Point.
+		 * @param x The value for the x-component.
+		 * @param y The value for the y-component.
+		 */
+		public this(int32 x, int32 y)
+		{
+			X = x;
+			Y = y;
+		}
+
+		//
+		// Unary Operators
+		//
+
+		public static Point operator +(Point value) => value;
+
+		public static Point operator -(Point value) => .(-value.X, -value.Y);
+		
+		//
+		// Binary Operators
+		//
+
+		public static Point operator +(Point left, Point right) => .(left.X + right.X, left.Y + right.Y);
+		public static Point operator +(int32 left, Point right) => .(left + right.X, left + right.Y);
+		public static Point operator +(Point left, int32 right) => .(left.X + right, left.Y + right);
+
+		public static Point operator -(Point left, Point right) => .(left.X - right.X, left.Y - right.Y);
+		public static Point operator -(int32 left, Point right) => .(left - right.X, left - right.Y);
+		public static Point operator -(Point left, int32 right) => .(left.X - right, left.Y - right);
+		
+		public static Point operator *(Point left, Point right) => .(left.X * right.X, left.Y * right.Y);
+		public static Point operator *(int32 left, Point right) => .(left * right.X, left * right.Y);
+		public static Point operator *(Point left, int32 right) => .(left.X * right, left.Y * right);
+
+		public static Point operator /(Point left, Point right) => .(left.X / right.X, left.Y / right.Y);
+		public static Point operator /(int32 left, Point right) => .(left / right.X, left / right.Y);
+		public static Point operator /(Point left, int32 right) => .(left.X / right, left.Y / right);
+
+		//
+		// Assignment Operators
+		//
+
+		public void operator +=(Point value) mut
+		{
+			X += value.X;
+			Y += value.Y;
+		}
+
+		public void operator +=(int32 value) mut
+		{
+			X += value;
+			Y += value;
+		}
+		
+		public void operator -=(Point value) mut
+		{
+			X -= value.X;
+			Y -= value.Y;
+		}
+
+		public void operator -=(int32 value) mut
+		{
+			X -= value;
+			Y -= value;
+		}
+		
+		public void operator *=(Point value) mut
+		{
+			X *= value.X;
+			Y *= value.Y;
+		}
+
+		public void operator *=(int32 value) mut
+		{
+			X *= value;
+			Y *= value;
+		}
+		
+		public void operator /=(Point value) mut
+		{
+			X /= value.X;
+			Y /= value.Y;
+		}
+
+		public void operator /=(int32 value) mut
+		{
+			X /= value;
+			Y /= value;
+		}
+
+		//
+		// Equality
+		//
+		public static bool operator ==(Point left, Point right) => left.X == right.X && left.Y == right.Y;
+		public static bool operator !=(Point left, Point right) => left.X != right.X || left.Y != right.Y;
+
+		//
+		// Misc
+		//
+		public override void ToString(String strBuffer) => strBuffer.AppendF("X={0} Y={1}", X, Y);
+	}
+}