import { watcher } from '@feng3d/watcher';
import { TorusGeometry } from '../../thirdparty/three/imports';
import { BufferGeometry3D } from '../core/BufferGeometry3D';

export class TorusGeometry3D extends BufferGeometry3D
{
    radius = 1;
    tube = 0.4;
    radialSegments = 12;
    tubularSegments = 48;
    arc = Math.PI * 2;

    get _geometry()
    {
        if (!this.__geometry)
        {
            this.__geometry = new TorusGeometry(this.radius, this.tube, this.radialSegments, this.tubularSegments, this.arc);
        }

        return this.__geometry;
    }
    declare protected __geometry: TorusGeometry;

    constructor()
    {
        super();
        watcher.watchs(this as TorusGeometry3D, ['radius', 'tube', 'radialSegments', 'tubularSegments', 'arc'], this._invalidate, this);
    }

    destroy()
    {
        watcher.unwatchs(this as TorusGeometry3D, ['radius', 'tube', 'radialSegments', 'tubularSegments', 'arc'], this._invalidate, this);
    }
}