@polygonjs/polygonjs/src/engine/operations/sop/PlaneHelper.ts

node-based WebGL 3D engine https://polygonjs.com

import {BaseSopOperation} from './_Base';
import {GridHelper} from 'three';
import {CoreGroup} from '../../../core/geometry/Group';
import {InputCloneMode} from '../../poly/InputCloneMode';
import {Color} from 'three';
import {DefaultOperationParams} from '../../../core/operations/_Base';

interface PlaneHelperSopParams extends DefaultOperationParams {
	size: number;
	colorCenterLine: Color;
	colorGrid: Color;
}

export class PlaneHelperSopOperation extends BaseSopOperation {
	static override readonly DEFAULT_PARAMS: PlaneHelperSopParams = {
		size: 10,
		colorCenterLine: new Color(0, 0, 1),
		colorGrid: new Color(1, 1, 1),
	};
	static override readonly INPUT_CLONED_STATE = InputCloneMode.NEVER;
	static override type(): Readonly<'planeHelper'> {
		return 'planeHelper';
	}

	override cook(input_contents: CoreGroup[], params: PlaneHelperSopParams) {
		const helper = new GridHelper(params.size, params.size, params.colorCenterLine, params.colorGrid);
		helper.matrixAutoUpdate = false;
		if (this._node) {
			helper.name = this._node.name();
		}
		return this.createCoreGroupFromObjects([helper]);
	}
}