Wavelet
//////////////////////////////////////////////////////////////////////////////
[AS3.0] Waveletクラスに挑戦！ (1)
http://www.project-nya.jp/modules/weblog/details.php?blog_id=1138
//////////////////////////////////////////////////////////////////////////////
/**
* Copyright ProjectNya ( http://wonderfl.net/user/ProjectNya )
* MIT License ( http://www.opensource.org/licenses/mit-license.php )
* Downloaded from: http://wonderfl.net/c/3e9r
*/
////////////////////////////////////////////////////////////////////////////////
// [AS3.0] Waveletクラスに挑戦！ (1)
// http://www.project-nya.jp/modules/weblog/details.php?blog_id=1138
////////////////////////////////////////////////////////////////////////////////
package {
import flash.display.Sprite;
import flash.geom.Rectangle;
import frocessing.color.ColorHSV;
[SWF(backgroundColor="#000000", width="465", height="465", frameRate="30")]
public class Main extends Sprite {
private var wavelet:Wavelet;
public function Main() {
Wonderfl.capture_delay(1);
init();
}
private function init():void {
var rect:Rectangle = new Rectangle(0, 0, 465, 465);
wavelet = new Wavelet(rect);
addChild(wavelet);
var color:ColorHSV = new ColorHSV();
color.hsv(210, 0.6, 1);
var color1:uint = color.value;
color.hsv(220, 1, 1);
var color2:uint = color.value;
wavelet.color(color1, color2);
}
}
}
import flash.display.Sprite;
import flash.display.Shape;
import flash.display.BitmapData;
import flash.display.Bitmap;
import flash.geom.Matrix;
import flash.display.GradientType;
import flash.display.SpreadMethod;
import flash.display.InterpolationMethod;
import flash.filters.BlurFilter;
import flash.geom.Rectangle;
import flash.geom.Point;
import flash.display.BlendMode;
import flash.filters.ColorMatrixFilter;
//import com.quasimondo.geom.ColorMatrix;
class Wavelet extends Sprite {
private var rect:Rectangle;
private var wavelet:BitmapData;
private var noise:BitmapData;
private var overlay:Shape;
private static var scale:Number = 1.6;
private var color1:uint;
private var color2:uint;
public function Wavelet(r:Rectangle) {
rect = r;
}
public function color(c1:uint, c2:uint):void {
color1 = c1;
color2 = c2;
draw();
}
private function draw():void {
wavelet = new BitmapData(rect.width, rect.height, false);
noise = new BitmapData(rect.width/scale, rect.height/scale, false);
noise.noise(1, 0, 255, 7, true);
var blur:BlurFilter = new BlurFilter(20, 0, 3);
noise.applyFilter(noise, noise.rect, new Point(), blur);
var matrix:Matrix = new Matrix();
matrix.scale(scale, scale);
var colorMatrixFilter:ColorMatrixFilter = new ColorMatrixFilter();
//var colorMatrix:ColorMatrix = new ColorMatrix();
//colorMatrix.adjustContrast(0.6);
//colorMatrixFilter.matrix = colorMatrix.matrix;
colorMatrixFilter.matrix = adjustContrast(0.6);
noise.applyFilter(noise, noise.rect, new Point(), colorMatrixFilter);
wavelet.draw(noise, matrix, null, BlendMode.DIFFERENCE);
drawOverlay();
addChild(new Bitmap(wavelet));
}
private function adjustContrast(s:Number):Array {
var r:Number;
var g:Number;
var b:Number;
r = g = b = s + 1;
return [r, 0, 0, 0, (128 * (1 - r)), 0, g, 0, 0, (128 * (1 - g)), 0, 0, b, 0, (128 * (1 - b)), 0, 0, 0, 1, 0];
}
private function drawOverlay():void {
overlay = new Shape();
var colors:Array = [color1, color2]
var alphas:Array = [1, 1];
var ratios:Array = [0, 255];
var matrix:Matrix = new Matrix();
matrix.createGradientBox(rect.width, rect.height, 0.5*Math.PI, 0, 0);
overlay.graphics.beginGradientFill(GradientType.LINEAR, colors, alphas, ratios, matrix, SpreadMethod.REFLECT, InterpolationMethod.RGB, 0);
overlay.graphics.drawRect(0, 0, rect.width, rect.height);
overlay.graphics.endFill();
wavelet.draw(overlay, null, null, BlendMode.HARDLIGHT);
wavelet.draw(overlay, null, null, BlendMode.OVERLAY);
}
}