@inweb/viewer-three/dist/extensions/components/GridHelperComponent.min.js

JavaScript library for rendering CAD and BIM files in a browser using Three.js

///////////////////////////////////////////////////////////////////////////////
// Copyright (C) 2002-2025, Open Design Alliance (the "Alliance").
// All rights reserved.
// 
// This software and its documentation and related materials are owned by
// the Alliance. The software may only be incorporated into application
// programs owned by members of the Alliance, subject to a signed
// Membership Agreement and Supplemental Software License Agreement with the
// Alliance. The structure and organization of this software are the valuable
// trade secrets of the Alliance and its suppliers. The software is also
// protected by copyright law and international treaty provisions. Application
// programs incorporating this software must include the following statement
// with their copyright notices:
// 
//   This application incorporates Open Design Alliance software pursuant to a
//   license agreement with Open Design Alliance.
//   Open Design Alliance Copyright (C) 2002-2025 by Open Design Alliance.
//   All rights reserved.
// 
// By use of this software, its documentation or related materials, you
// acknowledge and accept the above terms.
///////////////////////////////////////////////////////////////////////////////

!function(e,i){"object"==typeof exports&&"undefined"!=typeof module?i(require("three"),require("@inweb/viewer-three")):"function"==typeof define&&define.amd?define(["three","@inweb/viewer-three"],i):i((e="undefined"!=typeof globalThis?globalThis:e||self).THREE,e.ODA.Three)}(this,function(e,i){"use strict";class r{constructor(i){this.syncHelper=()=>{if(this.gridHelper.removeFromParent(),this.viewer.extents.isEmpty())return;const i=this.viewer.extents.getSize(new e.Vector3).multiply(this.viewer.camera.up).length(),r=this.viewer.extents.getCenter(new e.Vector3),t=new e.Vector3(0,1,0),s=(new e.Vector3).copy(this.viewer.camera.up);this.gridHelper.scale.setScalar(i),this.gridHelper.position.copy(r),this.gridHelper.quaternion.setFromUnitVectors(t,s),this.viewer.helpers.add(this.gridHelper)},this.gridHelper=new e.GridHelper(10,20,4473924,11184810),this.viewer=i,this.viewer.on("initialize",this.syncHelper),this.viewer.on("geometryend",this.syncHelper),this.viewer.on("clear",this.syncHelper)}dispose(){this.gridHelper.removeFromParent(),this.gridHelper.dispose(),this.viewer.off("initialize",this.syncHelper),this.viewer.off("geometryend",this.syncHelper),this.viewer.off("clear",this.syncHelper)}}i.components.registerComponent("GridHelperComponent",e=>new r(e))});