phaser/src/geom/triangle/Decompose.js
2019-01-15 16:20:22 +00:00

29 lines
934 B
JavaScript

/**
* @author Richard Davey <rich@photonstorm.com>
* @copyright 2019 Photon Storm Ltd.
* @license {@link https://github.com/photonstorm/phaser/blob/master/license.txt|MIT License}
*/
/**
* Decomposes a Triangle into an array of its points.
*
* @function Phaser.Geom.Triangle.Decompose
* @since 3.0.0
*
* @param {Phaser.Geom.Triangle} triangle - The Triangle to decompose.
* @param {array} [out] - An array to store the points into.
*
* @return {array} The provided `out` array, or a new array if none was provided, with three objects with `x` and `y` properties representing each point of the Triangle appended to it.
*/
var Decompose = function (triangle, out)
{
if (out === undefined) { out = []; }
out.push({ x: triangle.x1, y: triangle.y1 });
out.push({ x: triangle.x2, y: triangle.y2 });
out.push({ x: triangle.x3, y: triangle.y3 });
return out;
};
module.exports = Decompose;