燃える円陣 - draw
アニメーションはタイムラインで作成し、MCの配置とエフェクトのみスクリプトで記述。
import flash.filters.*;
import flash.display.*;
import flash.geom.*;
var w:Number = 360;
var h:Number = 240;
var r:Number = 90;
var maxi:Number = 50;
var th_init:Number = 0;
var th:Number = th_init/180*Math.PI;
var bmp:BitmapData = new BitmapData(w, h, true, 0);
var canvas:MovieClip = this.createEmptyMovieClip("canvas", 0);
var bmc:MovieClip;
var clr:ColorTransform = new ColorTransform(.3, .3, .3, .3, -30, 20, 10, 0);
var mat:Matrix = new Matrix(1, 0, 0, 1, w/2, h-40);
var blend:String = "add";
var blur:BlurFilter = new BlurFilter(4, 2, 2);
var maxh:Number = 100;
var minh:Number = 50;
var rate:Number = 1;
var clrmat:ColorMatrixFilter = new ColorMatrixFilter([
1, 0, 0, 0, 0,
0, 1, 0, 0, 0,
0, 0, 1, 0, 0,
0, 0, 0, .9, 0
]);
var count:Number = 0;
canvas.attachBitmap(bmp,0);
bmc = this.createEmptyMovieClip("bmc",1);
bmc._x = w/2;
bmc._y = h/2;
bmc._visible = false;
for(var i:Number = 0; i < maxi; i++) {
var f:MovieClip = bmc.attachMovie("c", "f"+i, i);
f._yscale = Math.random()*(maxh-minh)+minh;
f._x = Math.cos(th)*r;
f._y = Math.sin(th)*r/3;
f.filters = [blur];
f.gotoAndPlay (i%f._totalframes);
th += 360/maxi*(Math.PI/180);
}
this.onEnterFrame = function() :Void {
if(++count%rate == 0) {
bmp.draw(bmc, mat, clr, blend, null);
bmp.applyFilter(bmp, bmp.rectangle, null, blur);
bmp.applyFilter(bmp, bmp.rectangle, null, clrmat);
}
}