jdk8-mips64-public/nashorn: test/script/jfx/kaleidoscope.js@4112748288bb (annotated)

test/script/jfx/kaleidoscope.js@4112748288bb (annotated)

test/script/jfx/kaleidoscope.js

Thu, 12 Oct 2017 19:52:15 +0800

author: aoqi
date: Thu, 12 Oct 2017 19:52:15 +0800
changeset 1205: 4112748288bb
parent 962: ac62e33a99b0
parent 952: 6d5471a497fb
permissions: -rw-r--r--

merge

 /*
  * Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
  * under the terms of the GNU General Public License version 2 only, as
  * published by the Free Software Foundation.
  *
  * This code is distributed in the hope that it will be useful, but WITHOUT
  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  * version 2 for more details (a copy is included in the LICENSE file that
  * accompanied this code).
  *
  * You should have received a copy of the GNU General Public License version
  * 2 along with this work; if not, write to the Free Software Foundation,
  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  *
  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  * or visit www.oracle.com if you need additional information or have any
  * questions.
  */
 /**
  * Testing JavaFX canvas run by Nashorn.
  *
  * @test/nocompare
  * @run
  * @fork
  */
 TESTNAME = "kaleidoscope";
 var WIDTH = 800;
 var HEIGHT = 600;
 var canvas = new Canvas(WIDTH, HEIGHT);
 var context = canvas.graphicsContext2D;
 var x,y;
 var p_x,p_y;
 var a=0;
 var b=0;
 var angle=Math.PI/180*8;
 var color=0;
 var limit1=Math.PI*1.5;
 var limit2=Math.PI*1.79;
 var c=new Array(6);
 var d=new Array(6);
 var r,e;
 var fade;
 var prv_x,prv_y,prv_x2,prv_y2;
 var isFrameRendered = false;
 function renderFrame() {
     if (!isFrameRendered) {
         a=0.2*angle;
         b=0.7*angle;
         r=0;
         fade=32;
         for(var i=0;i<6;i++)
             {
             c[i]=1.0/(i+1)/2;
             d[i]=1.0/(i+1)/2;
             }
         radius=Math.round((WIDTH+HEIGHT)/8);
         e=radius*0.2;
         p_x=Math.round(WIDTH/2);
         p_y=Math.round(HEIGHT/2);
         x=(radius*c[0])*Math.cos(a*d[1])+(radius*c[2])*Math.sin(a*d[3])+(radius*c[4])*Math.sin(a*d[5]);
         y=(radius*c[5])*Math.sin(a*d[4])+(radius*c[3])*Math.cos(a*d[2])+(radius*c[1])*Math.cos(a*d[0]);
         isFrameRendered = true;
     }
     anim();
 }
 function anim() {
     var a1=Math.cos(a*2);
     var a2=Math.cos(a*4);
     var a3=Math.cos(a);
     var a4=Math.sin(a);
     if(b>limit1&&b<limit2) {
         r+=radius*0.02*a1;
         prv_x=x;
         prv_y=y;
         x=prv_x2+r*a3;
         y=prv_y2+r*a4;
     } else {
         prv_x=x;
         prv_y=y;
         prv_x2=x;
         prv_y2=y;
         x=(radius*c[0])*Math.cos(a*d[1])+(radius*c[2])*Math.sin(a*d[3])+(radius*c[4])*Math.sin(a*d[5]);
         y=(radius*c[5])*Math.sin(a*d[4])+(radius*c[3])*Math.cos(a*d[2])+(radius*c[1])*Math.cos(a*d[0]);
     }
     var c3=16*Math.cos(a*10);
     var c1=Math.floor(56*Math.cos(a*angle*4)+c3);
     var c2=Math.floor(56*Math.sin(a*angle*4)-c3);
     context.lineCap=StrokeLineCap.ROUND;
     context.setStroke(Paint.valueOf('rgba('+(192+c1)+','+(192+c2)+','+(192-c1)+','+(0.01-0.005*-a1)+')'));
     context.lineWidth=e*1.4+e*0.8*a3;
     draw_line(p_x,p_y,prv_x,prv_y,x,y);
     context.lineWidth=e+e*0.8*a3;
     draw_line(p_x,p_y,prv_x,prv_y,x,y);
     context.setStroke(Paint.valueOf('rgba('+(192+c1)+','+(192+c2)+','+(192-c1)+','+(0.06-0.03*-a1)+')'));
     context.lineWidth=e*0.6+e*0.35*a3;
     draw_line(p_x,p_y,prv_x,prv_y,x,y);
     context.setStroke(Paint.valueOf('rgba(0,0,0,0.06)'));
     context.lineWidth=e*0.4+e*0.225*a3;
     draw_line(p_x,p_y,prv_x,prv_y,x,y);
     context.setStroke(Paint.valueOf('rgba('+(192+c1)+','+(192+c2)+','+(192-c1)+','+(0.1-0.075*-a1)+')'));
     context.lineWidth=e*0.2+e*0.1*a3;
     draw_line(p_x,p_y,prv_x,prv_y,x,y);
     context.setStroke(Paint.valueOf('rgba(255,255,255,0.4)'));
     context.lineWidth=e*(0.1-0.05*-a2);
     draw_line(p_x,p_y,prv_x,prv_y,x,y);
     a+=angle*Math.cos(b);
     b+=angle*0.1;
 }
 function draw_line(x,y,x1,y1,x2,y2) {
     context.beginPath();
     context.moveTo(x+x1,y+y1);
     context.lineTo(x+x2,y+y2);
     context.moveTo(x-x1,y+y1);
     context.lineTo(x-x2,y+y2);
     context.moveTo(x-x1,y-y1);
     context.lineTo(x-x2,y-y2);
     context.moveTo(x+x1,y-y1);
     context.lineTo(x+x2,y-y2);
     context.moveTo(x+y1,y+x1);
     context.lineTo(x+y2,y+x2);
     context.moveTo(x-y1,y+x1);
     context.lineTo(x-y2,y+x2);
     context.moveTo(x-y1,y-x1);
     context.lineTo(x-y2,y-x2);
     context.moveTo(x+y1,y-x1);
     context.lineTo(x+y2,y-x2);
     context.moveTo(x,y+x2);
     context.lineTo(x,y+x1);
     context.moveTo(x,y-x2);
     context.lineTo(x,y-x1);
     context.moveTo(x+x2,y);
     context.lineTo(x+x1,y);
     context.moveTo(x-x2,y);
     context.lineTo(x-x1,y);
     context.stroke();
     context.closePath();
 }
 var stack = new StackPane();
 var pane = new BorderPane();
 pane.setCenter(canvas);
 stack.getChildren().add(pane);
 $STAGE.scene = new Scene(stack);
 var frame = 0;
 var timer = new AnimationTimerExtend() {
     handle: function handle(now) {
         if (frame < 800) {
             renderFrame();
             frame++;
         } else {
             checkImageAndExit();
             timer.stop();
         }
     }
 };
 timer.start();