test/script/jfx/kaleidoscope.js

Wed, 18 Jun 2014 12:35:42 -0700

author
katleman
date
Wed, 18 Jun 2014 12:35:42 -0700
changeset 863
6e9c4e34bc61
parent 667
bda654c6d59c
child 952
6d5471a497fb
child 962
ac62e33a99b0
permissions
-rw-r--r--

Added tag jdk8u20-b19 for changeset b047df215de4

     1 /*
     2  * Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved.
     3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
     4  * 
     5  * This code is free software; you can redistribute it and/or modify it
     6  * under the terms of the GNU General Public License version 2 only, as
     7  * published by the Free Software Foundation.
     8  * 
     9  * This code is distributed in the hope that it will be useful, but WITHOUT
    10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
    11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
    12  * version 2 for more details (a copy is included in the LICENSE file that
    13  * accompanied this code).
    14  * 
    15  * You should have received a copy of the GNU General Public License version
    16  * 2 along with this work; if not, write to the Free Software Foundation,
    17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
    18  * 
    19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
    20  * or visit www.oracle.com if you need additional information or have any
    21  * questions.
    22  */
    24 /**
    25  * Testing JavaFX canvas run by Nashorn.
    26  *
    27  * @test/nocompare
    28  * @run
    29  * @fork
    30  */
    32 TESTNAME = "kaleidoscope";
    34 var WIDTH = 800;
    35 var HEIGHT = 600;
    36 var canvas = new Canvas(WIDTH, HEIGHT);
    37 var context = canvas.graphicsContext2D;
    39 var x,y;
    40 var p_x,p_y;
    41 var a=0;
    42 var b=0;
    43 var angle=Math.PI/180*8;
    44 var color=0;
    45 var limit1=Math.PI*1.5;
    46 var limit2=Math.PI*1.79;
    47 var c=new Array(6);
    48 var d=new Array(6);
    49 var r,e;
    50 var fade;
    51 var prv_x,prv_y,prv_x2,prv_y2;
    52 var isFrameRendered = false;
    54 function renderFrame() {
    55 	if (!isFrameRendered) {
    56         a=0.2*angle;
    57 		b=0.7*angle;
    58 		r=0;
    59 		fade=32;
    60 		for(var i=0;i<6;i++)
    61 			{
    62 			c[i]=1.0/(i+1)/2;
    63 			d[i]=1.0/(i+1)/2;
    64 			}
    65 		radius=Math.round((WIDTH+HEIGHT)/8);
    66 		e=radius*0.2;
    67 		p_x=Math.round(WIDTH/2);
    68 		p_y=Math.round(HEIGHT/2);
    69 		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]);
    70 		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]);
    71         isFrameRendered = true;
    72     }
    73     anim();
    74 }
    76 function anim() {
    77 	var a1=Math.cos(a*2);
    78 	var a2=Math.cos(a*4);
    79 	var a3=Math.cos(a);
    80 	var a4=Math.sin(a);
    81 	if(b>limit1&&b<limit2) {
    82 		r+=radius*0.02*a1;
    83 		prv_x=x;
    84 		prv_y=y;
    85 		x=prv_x2+r*a3;
    86 		y=prv_y2+r*a4;
    87 	} else {
    88 		prv_x=x;
    89 		prv_y=y;
    90 		prv_x2=x;
    91 		prv_y2=y;
    92 		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]);
    93 		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]);
    94 	}
    95 	var c3=16*Math.cos(a*10);
    96 	var c1=Math.floor(56*Math.cos(a*angle*4)+c3);
    97 	var c2=Math.floor(56*Math.sin(a*angle*4)-c3);
    98 	context.lineCap=StrokeLineCap.ROUND;
    99 	context.setStroke(Paint.valueOf('rgba('+(192+c1)+','+(192+c2)+','+(192-c1)+','+(0.01-0.005*-a1)+')'));
   100 	context.lineWidth=e*1.4+e*0.8*a3;
   101 	draw_line(p_x,p_y,prv_x,prv_y,x,y);
   102 	context.lineWidth=e+e*0.8*a3;
   103 	draw_line(p_x,p_y,prv_x,prv_y,x,y);
   104 	context.setStroke(Paint.valueOf('rgba('+(192+c1)+','+(192+c2)+','+(192-c1)+','+(0.06-0.03*-a1)+')'));
   105 	context.lineWidth=e*0.6+e*0.35*a3;
   106 	draw_line(p_x,p_y,prv_x,prv_y,x,y);
   107 	context.setStroke(Paint.valueOf('rgba(0,0,0,0.06)'));
   108 	context.lineWidth=e*0.4+e*0.225*a3;
   109 	draw_line(p_x,p_y,prv_x,prv_y,x,y);
   110 	context.setStroke(Paint.valueOf('rgba('+(192+c1)+','+(192+c2)+','+(192-c1)+','+(0.1-0.075*-a1)+')'));
   111 	context.lineWidth=e*0.2+e*0.1*a3;
   112 	draw_line(p_x,p_y,prv_x,prv_y,x,y);
   113 	context.setStroke(Paint.valueOf('rgba(255,255,255,0.4)'));
   114 	context.lineWidth=e*(0.1-0.05*-a2);
   115 	draw_line(p_x,p_y,prv_x,prv_y,x,y);
   116 	a+=angle*Math.cos(b);
   117 	b+=angle*0.1;
   118 }
   120 function draw_line(x,y,x1,y1,x2,y2) {
   121 	context.beginPath();
   122 	context.moveTo(x+x1,y+y1);
   123 	context.lineTo(x+x2,y+y2);
   124 	context.moveTo(x-x1,y+y1);
   125 	context.lineTo(x-x2,y+y2);
   126 	context.moveTo(x-x1,y-y1);
   127 	context.lineTo(x-x2,y-y2);
   128 	context.moveTo(x+x1,y-y1);
   129 	context.lineTo(x+x2,y-y2);
   130 	context.moveTo(x+y1,y+x1);
   131 	context.lineTo(x+y2,y+x2);
   132 	context.moveTo(x-y1,y+x1);
   133 	context.lineTo(x-y2,y+x2);
   134 	context.moveTo(x-y1,y-x1);
   135 	context.lineTo(x-y2,y-x2);
   136 	context.moveTo(x+y1,y-x1);
   137 	context.lineTo(x+y2,y-x2);
   138 	context.moveTo(x,y+x2);
   139 	context.lineTo(x,y+x1);
   140 	context.moveTo(x,y-x2);
   141 	context.lineTo(x,y-x1);
   142 	context.moveTo(x+x2,y);
   143 	context.lineTo(x+x1,y);
   144 	context.moveTo(x-x2,y);
   145 	context.lineTo(x-x1,y);
   146 	context.stroke();
   147 	context.closePath();
   148 }
   150 var stack = new StackPane();
   151 var pane = new BorderPane();
   152 pane.setCenter(canvas);
   153 stack.getChildren().add(pane);
   154 $STAGE.scene = new Scene(stack);
   155 var frame = 0;
   156 var timer = new AnimationTimerExtend() {
   157     handle: function handle(now) {
   158         if (frame < 800) {
   159             renderFrame();
   160             frame++;
   161         } else {
   162             checkImageAndExit();
   163             timer.stop();
   164         }
   165     }
   166 };
   167 timer.start();

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