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@polygonjs/polygonjs

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

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"use strict"; import { CSGSopNode } from "./_BaseCSG"; import { NodeParamsConfig, ParamConfig } from "../utils/params/ParamsConfig"; import { SopType } from "../../poly/registers/nodes/types/Sop"; import { isBooleanTrue } from "../../../core/Type"; import { csgIsGeom3 } from "../../../core/geometry/modules/csg/CsgCoreType"; import { vector3ToCsgVec3 } from "../../../core/geometry/modules/csg/CsgVecToVector"; import { transforms, geometries } from "@jscad/modeling"; import { csgApplyTransform } from "../../../core/geometry/modules/csg/math/CsgMat4"; const { mirror } = transforms; class CSGMirrorSopParamsConfig extends NodeParamsConfig { constructor() { super(...arguments); /** @param origin */ this.origin = ParamConfig.VECTOR3([0, 0, 0]); /** @param normal */ this.normal = ParamConfig.VECTOR3([0, 1, 0]); /** @param invert */ this.invert = ParamConfig.BOOLEAN(1); } } const ParamsConfig = new CSGMirrorSopParamsConfig(); export class CSGMirrorSopNode extends CSGSopNode { constructor() { super(...arguments); this.paramsConfig = ParamsConfig; this._origin = [0, 0, 0]; this._normal = [0, 0, 0]; } static type() { return SopType.CSG_MIRROR; } initializeNode() { this.io.inputs.setCount(1); } cook(inputCoreGroups) { const inputObjects = inputCoreGroups[0].csgObjects(); if (inputObjects && inputObjects.length != 0) { vector3ToCsgVec3(this.pv.origin, this._origin); vector3ToCsgVec3(this.pv.normal, this._normal); const options = { origin: this._origin, normal: this._normal }; const newGeometries = []; for (const inputObject of inputObjects) { const inputGeometry = inputObject.csgGeometry(); let newGeometry = mirror(options, inputGeometry); csgApplyTransform(newGeometry); if (csgIsGeom3(newGeometry)) { if (isBooleanTrue(this.pv.invert)) { const invertedGeometry = geometries.geom3.invert(newGeometry); newGeometry = invertedGeometry; } } newGeometries.push(newGeometry); } this.setCSGGeometries(newGeometries); } else { this.setCSGObjects([]); } } }