Forked from: nutsu's SketchSample7 diff:2 練習 from SketchSample7 lattan forked:1favorite:0lines:103license : MIT License modified : 2009-07-28 00:12:13 Embed Tweet // forked from nutsu's SketchSample7 // forked from nutsu's SketchSample6 // forked from nutsu's SketchSample5 // forked from nutsu's SketchSample4 // forked from nutsu's SketchSample3 // forked from nutsu's SketchSample2 // forked from nutsu's SketchSample1 // forked from nutsu's PaintSample package { import frocessing.display.F5MovieClip2DBmp; import frocessing.geom.FGradientMatrix; [SWF(width=465,height=465,backgroundColor=0x000000,frameRate=60)] public class SketchSample7 extends F5MovieClip2DBmp { //グラデーション用の変数 private var mtx:FGradientMatrix; private var colors:Array; private var alphas:Array; private var ratios:Array; //線の数 private var n:int; private var brushs:Array; public function setup():void { //キャンバスのサイズ指定 size( 465, 465 ); //背景の描画 background( 0 ); //HSV colorMode( HSV, 1 ); //初期化 n = 1; brushs = []; for ( var i:int = 0; i < n; i++ ) { var o:BrushState = new BrushState(); o.vx = o.vy = 0.0; o.xx = mouseX; o.yy = mouseY; o.ac = random( 0.1, 0.15 ); o.de = 0.96; o.wd = random( 0.03, 0.06 ); o.px0 = [o.xx, o.xx, o.xx]; o.py0 = [o.yy, o.yy, o.yy]; o.px1 = [o.xx, o.xx, o.xx]; o.py1 = [o.yy, o.yy, o.yy]; brushs[i] = o; } //グラデーション用の変数 mtx = new FGradientMatrix(); colors = [0, 0]; alphas = [1.0,1.0]; ratios = [0,255]; } public function draw():void { if ( isMousePressed ) background( 0 ); //描画 drawing( mouseX, mouseY ); } private function drawing( x:Number, y:Number ):void { colors[0] = colors[1]; colors[1] = color( random(0.95, 1), random(0.2, 1), random(0.3, 1) ); for ( var i:int = 0; i < n; i++ ) { var brush:BrushState = brushs[i]; with( brush ){ var px:Number = xx; var py:Number = yy; //加速度運動 xx += vx += ( x - xx ) * ac; yy += vy += ( y - yy ) * ac; //新しい描画座標 var x0:Number = px + vy*wd; var y0:Number = py - vx*wd; var x1:Number = px - vy*wd; var y1:Number = py + vx*wd; //グラデーション形状指定 mtx.createLinear( px0[1], py0[1], px0[2], py0[2] ); //描画 noStroke(); beginGradientFill( "linear", colors, alphas, ratios, mtx ); beginShape(); curveVertex( px0[0], py0[0] ); curveVertex( px0[1], py0[1] ); curveVertex( px0[2], py0[2] ); curveVertex( x0, y0 ); vertex( px1[2], py1[2] ); curveVertex( x1, y1 ); curveVertex( px1[2], py1[2] ); curveVertex( px1[1], py1[1] ); curveVertex( px1[0], py1[0] ); endShape(); endFill(); //ボーダーの描画 stroke( 0, 0.1 ); noFill(); curve( px0[0], py0[0], px0[1], py0[1], px0[2], py0[2], x0, y0 ); curve( px1[0], py1[0], px1[1], py1[1], px1[2], py1[2], x1, y1 ); //描画座標 px0.shift(); px0.push( x0 ); py0.shift(); py0.push( y0 ); px1.shift(); px1.push( x1 ); py1.shift(); py1.push( y1 ); //減衰処理 vx *= de; vy *= de; } } } } } class BrushState { //加速度運動の変数 public var xx:Number; public var yy:Number; public var vx:Number; public var vy:Number; public var ac:Number; public var de:Number; //線幅の係数 public var wd:Number; //描画座標 public var px0:Array; public var py0:Array; public var px1:Array; public var py1:Array; public function BrushState(){} } Code Fullscreen Preview Fullscreen first program shift Array push Math.random int Number sort new page view favorite forked pv176 forked from SketchSample7 - dr.. Marc.Pelland forked:1 favorite:0lines:103 (diff:4)
