Phiên bản đầy đủ: jsB@nk » 3D » Khối lập phương tự quay
URL: https://www.javascriptbank.com/3d-self-revolving-cube.html
Tám điểm tròn tự xoay theo các quĩ đạo khác nhau được qui định trước, tạo nên một hình vuông tự động quay quanh một trục cố định.
Phiên bản đầy đủ: jsB@nk » 3D » Khối lập phương tự quay
URL: https://www.javascriptbank.com/3d-self-revolving-cube.html
<SCRIPT language=javascript>/* This script downloaded from www.JavaScriptBank.com Come to view and download over 2000+ free javascript at www.JavaScriptBank.com*/<!-- // (c) 2001 Till Nagel, till@netzministerium.de & Rene Sander, rene@netzministerium.de// ---------------------------------------------------------------------------// creates cube model with name and (a simple) materialvar cubeModel = new Model("cube", new Material("°"));// defines model points.// The model's points have to be defined before the respective code is written into the document.cubeModel.setPoints(createCubeModelPoints());// ---------------------------------------------------------------------------// the matrix to transform the model withvar staticRotationMatrix = new Matrix();staticRotationMatrix.rotateX(0.05);staticRotationMatrix.rotateY(0.1);// ---------------------------------------------------------------------------function initOnLoad() {fixNetscape();// assign layer (only for Netscape 4.x, for all other browsers// this is done automatically when writing the point code)cubeModel.assignLayers();// creates and inits matrix to initialize the modelvar initMatrix = new Matrix();initMatrix.scale(50, 50, 50);// >> begin to work with the model etc.// initializes modelcubeModel.transform(initMatrix);// >> first draw of the model (recommended)cubeModel.draw();// starts animationanimate();}/* * The main animate method. Calls itself repeatedly. */function animate() {var delay = 10;// animates cube model ----------------------------------------// rotates the cubecubeModel.transform(staticRotationMatrix);// updates displaycubeModel.draw();// calls itself with an delay to decouple client computer speed from the animation speed.// result: the animation is as fast as possible.setTimeout("animate()", delay);}// ---------------------------------------------------------------------------function createCubeModelPoints() {// the cube modelreturn new Array(// Point3D( x, y, z, m)new Point3D( 1, 1, 1, 0),new Point3D( 1, 1, -1, 0),new Point3D( 1, -1, 1, 0),new Point3D( 1, -1, -1, 0),new Point3D(-1, 1, 1, 0),new Point3D(-1, 1, -1, 0),new Point3D(-1, -1, 1, 0),new Point3D(-1, -1, -1, 0));}// --></SCRIPT><DIV id=fixnetscape style="POSITION: absolute; VISIBILITY: hidden"></DIV><SCRIPT language=JavaScript type=text/javascript><!-- // (c) 2001 Till Nagel, till@netzministerium.de & Rene Sander, rene@netzministerium.de// MANDATORY: INSERTION OF HTML PART INTO PAGE// creates the HTML code representing the model's points// NB: This is written directly into the page from within the methodcubeModel.createPointCode();// --></SCRIPT>
/javascript/3d/js/LyrObj.js/javascript/3d/js/3dhtml.js/javascript/3d/js/ColorUtil.js/javascript/3d/js/materials.js