今年は岡本太郎生誕100年だそうです。
行き帰りに見かける生誕100年岡本太郎展のポスター。
http://taroten100.com/index.html
あの瞳が「何だこれは？ウニウニはどうやって動いているのかな？」と語ってきます。
その宿題に答えます。
岡本太郎的な何か – wonderfl build flash online
[sourcecode language=”as3″]
package {
import flash.display.MovieClip;
import flash.events.MouseEvent;
import flash.events.Event;
public class Main extends MovieClip{
private var k:Number = 0.005;
private var u:Number = 0.008
private var hand_list:Vector.<Hand>;
public function Main():void{
this.buttonMode = true;
var bg_mc:MovieClip = new MovieClip();
addChild( bg_mc );
bg_mc.graphics.beginFill(0xFF0000,0);
bg_mc.graphics.drawRect(0,0,stage.stageWidth,stage.stageHeight);
bg_mc.addEventListener(MouseEvent.CLICK,bg_click);
//
var i:uint ;
var hand:Hand ;
hand_list = new Vector.<Hand>();
for( i = 0; i < 4 ; i++){
hand = new Hand();
addChild( hand );
hand.init(i);
hand.y = 50 + 10* Math.random() + 120*i ;
hand.sy = hand.y;
hand.addEventListener(Event.ENTER_FRAME,hand_enterframe);
hand_list.push(hand);
}
}
public function shock_hand(hand:Hand):void{
hand.vy=1 * Math.cos(2*Math.PI * Math.random());
}
private function bg_click(event:MouseEvent):void{
var i:uint = 0;
var n:uint = hand_list.length;
for( i=0 ;i<n ;i++){
var hand:Hand = hand_list[i];
hand.wave_click();
shock_hand(hand);
}
}
private function hand_enterframe(event:Event):void{
var hand:Hand = Hand(event.currentTarget);
var ay :Number = k * ( hand.sy – hand.y);
hand.vy += ay – u*hand.vy;
hand.y += hand.vy;
}
}
}
import flash.display.MovieClip;
import flash.display.Graphics;
import flash.events.Event;
import flash.events.MouseEvent;
class Hand extends MovieClip{
public var vy:Number = 0;
public var sy:Number;
private var id:uint;
private var stage_width:uint;
private var stage_height:uint;
private var g:Graphics;
private var lag : Number;
private var wave_speed:Number;
private var cnt_speed:Number;
private var wave_height:Number;
private var wave_under:Number;
private var wave_length:Number;
private var long_length :Number ;
private var long_height:Number
private var cnt:Number = 2*Math.PI*Math.random();
private var wave_cnt:Number =2*Math.PI*Math.random();
private var shock_speed:Number = 0;
public function Hand(){
lag = 1.4+ 0.6*Math.random();
wave_speed =0.01 +0.01 *Math.random();
cnt_speed = 0.01 + 0.01 * Math.random();
wave_height = 20 +5* Math.random();
wave_under = 1+ 4 * Math.random();
wave_length =0.010 + 0.015*Math.random();
long_length = 0.008 + 0.004*Math.random();
long_height = 8 + 2 * Math.random();
//
this.addEventListener(MouseEvent.CLICK,wave_click,false,0,false);
}
public function init(value :uint):void{
id = value;
stage_width = stage.stageWidth;
stage_height = stage.stageHeight;
g = this.graphics;
addEventListener(Event.ENTER_FRAME,enter_frame);
}
public function wave_click(event:Event = null):void{
Main(this.parent).shock_hand(this);
shock_speed = 0.15 + 0.2 * Math.random();
}
private function enter_frame(event:Event):void{
shock_speed *= 0.975
wave_cnt += wave_speed
cnt += cnt_speed + (cnt_speed *0.75)* Math.sin(wave_cnt) + shock_speed;
draw_line(cnt)
}
private function draw_line(cnt:Number):void{
g.clear();
g.beginFill( 0XB60000);
var small_height:Number = (10 + 20 * shock_speed);
var i:int;
var _height:Number ;
if( id%2 ==0){
_height = -1*wave_height + long_height * Math.sin( cnt * 3) + small_height * Math.sin( cnt );
}else{
_height = -1 * ( wave_height – wave_under) – long_height * Math.sin( cnt*3 ) – small_height * Math.sin( cnt );
}
g.moveTo(0 , _height);
for( i = 1 ; i <= stage_width ;i++){
if( id%2 ==0){
g.lineTo(i, -1 * wave_height + wave_under * (i/stage_width) + long_height *Math.sin( i* long_length + cnt * 3) + small_height * Math.sin( i * wave_length + cnt ) );
}else{
g.lineTo(i, -1 * ( wave_height – wave_under) – 1*wave_under * (i/stage_width) – long_height *Math.sin( i * long_length + cnt * 3 ) – small_height * Math.sin( i * wave_length + cnt) );
}
}
for( i = stage_width ; i >= 0 ;i–){
if( id%2 ==0){
g.lineTo(i, wave_height – 1 * wave_under * (i/stage_width) + long_height *Math.sin( i* long_length +cnt*3 + lag *0.2) + small_height * Math.sin(i * wave_length + cnt + lag));
}else {
g.lineTo(i, ( wave_height – wave_under) + wave_under * (i/stage_width) – long_height *Math.sin(0.5*Math.PI + i* long_length +cnt*3 + lag *0.2) – small_height * Math.sin(i * wave_length + cnt + lag) );
}
}
g.endFill();
}
}
[/sourcecode]
帰り道、瞳は語りました。
「こんなのじゃない！」
誕生日おめでとう。
