vtm/quelldatein/helfer/vektor.ts

/*
 * Verrückte Turing-Maschinen — A turing complete game
 * Copyright (C) 2016 Christian Fraß <vidofnir@folksprak.org>
 * 
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 * 
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 * 
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <https://www.gnu.org/licenses/>.
 */

module mod_vtm_helfer
	{
		
		/**
		 * @author kcf <vidofnir@folksprak.org>
		 */
		export type typ_vektor = {x : float; y : float;};
		
		
		/**
		 * @author kcf <vidofnir@folksprak.org>
		 */
		export function vektor_polar(winkel : float, radius : float = 1) : typ_vektor
			{
				return {"x": (radius * Math.cos(winkel)), "y": (radius * Math.sin(winkel))};
			}
		
		
		/**
		 * @author kcf <vidofnir@folksprak.org>
		 */
		export function vektor_skalieren(vektor : typ_vektor, faktor : float) : typ_vektor
			{
				return {"x": (vektor.x * faktor), "y": (vektor.y * faktor)};
			}
		
		
		/**
		 * @author kcf <vidofnir@folksprak.org>
		 */
		export function vektor_addieren(vektor1 : typ_vektor, vektor2 : typ_vektor) : typ_vektor
			{
				return {"x": (vektor1.x + vektor2.x), "y": (vektor1.y + vektor2.y)};
			}
		
	}