Forked from: keim_at_Si's wonderflで音楽♪SandStorm+うろおぼえVicViper from:from:なんとか.. diff:1 forked from: wonderflで音楽♪SandStorm+うろおぼえVicViper from:from:なんとかディウス cotton_conte.. forked:0favorite:0lines:672license : MIT License modified : 2009-06-22 02:56:21 Embed Tweet // forked from keim_at_Si's wonderflで音楽♪SandStorm+うろおぼえVicViper from:from:なんとかディウス // forked from gyuque's マルチポー forked from: ゲームっぽくしてみた // forked from ton's ゲームっぽくしてみたforked from: なんとかディウスっぽい背景 // forked from gyuque's なんとかディウスっぽい背景 // ゲームっぽくしてみた // 十字キーで移動 // スペースキーで弾発射 // -> すいません..Shiftに変更させてもらいました.keim_at_Si // だれか当たり判定つけて>< package { import flash.display.*; import flash.geom.*; import flash.events.*; import flash.ui.Keyboard; import flash.media.Sound; [SWF(width="320", height="240", backgroundColor="0x000000", frameRate="30")] public class Nemesis extends Sprite { public static const W:int = 320; public static const H:int = 240; public static var KeyMapping:Object = {}; private var mScroll:int = 0; private var mMyPos:Point; private var mBGen:MountainGen = new MountainGen(160); private var mTGen:MountainGen = new MountainGen(160, 1); private var mBBGen:MountainGen = new MountainGen(180, 1, true); private var mBBGScreen:BitmapData = new BitmapData(W, H, true, 0); private var mBBGScreenBmp:Bitmap; private var mBBGScreenBmp2:Bitmap; private var mBGScreen:BitmapData = new BitmapData(W, H, true, 0); private var mBGScreenBmp:Bitmap; private var mBGScreenBmp2:Bitmap; private var mStarbg:StarBG = new StarBG(W, H, 30); private var ship:Ship = new Ship(0xffffff, true); private var mKeyState:KeyState = new KeyState(); function Nemesis() { mapKey(Keyboard.UP, KeyState.K_UP); mapKey(Keyboard.DOWN, KeyState.K_DOWN); mapKey(Keyboard.LEFT,KeyState.K_LEFT); mapKey(Keyboard.RIGHT, KeyState.K_RIGHT); mapKey(Keyboard.SHIFT, KeyState.K_TRG1); setupBG(); setupShip(); addEventListener(Event.ENTER_FRAME, tick); stage.addEventListener(KeyboardEvent.KEY_DOWN, onKeyDownHandler); stage.addEventListener(KeyboardEvent.KEY_UP, onKeyUpHandler); _initializeSound(); } private function setupShip():void { ship.x = 40; ship.y = H / 2; var m1:Ship = new Multiple(); ship.appendMultiple(m1); var m2:Ship = new Multiple(); ship.appendMultiple(m2); ship.fillMoveBuffer(); addChild(m1); addChild(m2); addChild(ship); } private function setupBG():void { addChild(mStarbg); mBBGScreenBmp = new Bitmap(mBBGScreen); addChild(mBBGScreenBmp); mBBGScreenBmp2 = new Bitmap(mBBGScreen); addChild(mBBGScreenBmp2); mBGScreenBmp = new Bitmap(mBGScreen); addChild(mBGScreenBmp); mBGScreenBmp2 = new Bitmap(mBGScreen); addChild(mBGScreenBmp2); var i:int; mBGen.step(); mTGen.step(); mBBGen.step(); for (i = 0;i < W;i++) { mBGen.step(); mTGen.step(); mBGen.draw(mBGScreen, i, 80); mTGen.draw(mBGScreen, i, 0, false); mBBGen.step(); mBBGen.draw(mBBGScreen, i, 60); } } private static function mapKey(raw:uint, _to:uint):void { KeyMapping[raw] = _to; } private var _clrrc:Rectangle = new Rectangle(0, 0, 1, H); private function tick(e:Event):void { var ox:int = mScroll % W; var ox2:int = int(mScroll/2) % W; _clrrc.x = ox; mBGScreen.fillRect(_clrrc, 0); mStarbg.tick(); mBGen.step(); mTGen.step(); mStarbg.draw(); mBGen.draw(mBGScreen, ox, 80); mTGen.draw(mBGScreen, ox, 0, false); if ((mScroll%2)==1) { _clrrc.x = ox2; mBBGScreen.fillRect(_clrrc, 0); mBBGen.step(); mBBGen.draw(mBBGScreen, ox2, 60); } mBGScreenBmp.x = -ox; mBGScreenBmp2.x = W-ox; mBBGScreenBmp.x = -ox2; mBBGScreenBmp2.x = W-ox2; ship.moveByKeyState(mKeyState.state); ship.tick(); ship.draw(); mScroll++; } private function onKeyDownHandler(e:KeyboardEvent):void { if (KeyMapping.hasOwnProperty(e.keyCode)) mKeyState.setState(KeyMapping[e.keyCode]); } private function onKeyUpHandler(e:KeyboardEvent):void { if (KeyMapping.hasOwnProperty(e.keyCode)) mKeyState.delState(KeyMapping[e.keyCode]); } // Sound //------------------------------------------------------------ private function _initializeSound() : void { var A:String = "$v12@0s32w24o4l1[[4cr|crrc]cgfe[crcrrc]|[crcrrc]]v6<gggeeeccc>ggg"; A+="v12[8crcrrccrcrcc] [v12[3crcrcccccrcc]|v6<gggeeeccc>ggg] crcrcccccrcc [4crcr3]"; A+="[v12[5crcrrc]|[crcrrc]v8<ggeecc>]v8c<g>c<g>c<ggc>g<gc>g<ggec>gc"; var B:String = "$v14@3s32o0k4l3[14rc]l1[12c]"; B+="l3[14rc]rl1r[8c] [l3[6rc]|l1[12c]]rcrcl1[3r3ccc][6c] [l3[4rc]|[3rc]l1[6c]]l1[6c][3rc][12c]"; var C1:String = "@3o0l1@o0v8s4 [d21v12s32cccv8s4d24]"; var C2:String = "p6l2[8ee1e1e1eeee1]"; var C3:String = "p4@o0@3o0k8v3s1[8c12]v6s6l6k0[4d] d48d24d24"; var C4:String = "p4@i0@3o0k0v6s1r96l6s32[4c] r96"; var Cm:String = "$"+C1+"@2v10s4o6k123@o1"+C2+C3; var Cc:String = "$"+"r96@0v3s20o5@i5"+C2+C4; var D:String = "$l1[8g2gggggggg<d>g]"; D+="[16g2gg<d>g] <[c2[8c]gc>b2[8b]<f+>b|a2[8a]<e>a<[7d]c>b<c>ba<]<d+2[8d+]a+d+f2[8f]<c>f"; D+="g2gg>g<gf2ff>f<fe2ee>e<edc>b<c>ba"; D+="[g2[5g]<d>ggb<d>f+2[5f+]<d>f+f+a<d>e2[5e]beegb<c2cc>g<cd>a<d>a<cd>]"; var Dl:String = "@0v6s64o7k80@o1"+D; var Dm:String = "@2v7s8o3@i1@o1"+D; var Dc:String = "@0v6s16o4@i3"+D; var E:String = "l1g9gb<dg12>a9a<cfa12>b9b<dgb12c9cfa<c12>>" E+="l2[g6<d12|dc>b<c6g18>]c>b<c>a20<cd" E+="e8f+gd8c>ba8g4l1gab<cdef+gab<cd>l2e8f+gd8f+4g8aa+aa+<c6>a+1<c1d24>>" E+="l1g9gag<d8c2>b2g9gag<g6f+2d2>a2g9gag<d8c2>b2g8<l2egf+ga8" var Ea:String="p5$@1v8s4o6k0"+E, Eb:String="p4$@2v12s2o5k2"+E, Ed:String="p2r2$@1v2s2o5"+E; var F:String = "$@1p2v4s2o4 l12[g<g>f<f>]" F+="v3s1l2[g18gab|f9l1v4s24fffv3s1f8l2ef]<c12> @2s16v8l1fa<c>a<cfcfafa<c" F+="@1v4o4l12s1c>ba<dc>b<d+f v8s4l6gfed v4o4l12s1[gf+ec6d6]"; var G:String = "$@1p6v4s2o4 l12[b<b>a<a>]" G+="v3s1l2[b18b<cd>|a9l1v4s24aaas1v3a8l2ga]<f12 @2k2s16v8l1fa<c>a<cfcfafa<c" G+="@1v4o4l12s1gf+eagf+a+<c v8s4l6dc>ba v4o5l12s1[dd>bg6a6]"; var H:String = "$@1p4v4s2o5 l12[d<d>c<c>] r96 s1edcdedd+f v8s8l6gfed v4o5l12s1[bage6f+6]" var I:String = "$@1v2s32o7 l1[[4gd>bgb<d]|[4fc>afa<c]][fc>afa<c]fdecd>b<c>abgaf" I+="o6s0[[4gbg<d>b<c>][4faf<c>ab]]"; I+="o7v4s32[[bgeceg][af+d>b<df+]|[gec>a<ce]>def+gab<cdef+ga][gd+>a+ga+<d+][afc>a<cf]"; I+="bgege>b<afcfc>a<ge>b<e>bg<f+d>a<d>af+" I+="o6[[gb<d>ab<g>][a<df+>a<da>][b<eg>b<gb>]<cegcg<c>df+ada<d>>]"; _module = new TinySiOPM(2048, 1024, _onSoundFrame); _sequencer = new Sequencer(5, [A,B,Cm,Cc,Dl,Dm,Dc,Ea,Eb,Ed,F,G,H,I]); _sound = new Sound(); _sound.addEventListener("sampleData", _onStream); _sound.play(); } private function _onSoundFrame() : void { if (_sequencer.onSoundFrame()) { } } private function _onStream(e:SampleDataEvent) : void { var moduleOut:Vector.<Number> = _module.render(); for (var i:int = 0; i<4096; i++) { e.data.writeFloat(moduleOut[i]); } } } } import flash.display.*; import flash.events.Event; import flash.geom.Point; import flash.media.Sound; var _sound:Sound; var _module:TinySiOPM; var _sequencer:Sequencer; class KeyState { public static const K_UP:uint = 0x01; public static const K_DOWN:uint = 0x02; public static const K_LEFT:uint = 0x04; public static const K_RIGHT:uint = 0x08; public static const K_TRG1:uint = 0x10; public static const K_TRG2:uint = 0x20; private var mState:uint = 0; public function setState(s:uint):void { mState |= s; } public function delState(s:uint):void { mState &= ~s; } public function get state():uint { return mState; } } class Ship extends Sprite { private var speed:int = 4; protected var mCount:int = 0; private var mMovBuf:PositionRingBuffer; private var mMultiples:Array; private var _shotCount:int; public var color:uint; function Ship(color:uint, enable_buf:Boolean = false) { this.color = color; draw(); _shotCount = 0; if (enable_buf) mMovBuf = new PositionRingBuffer(100); } public function fillMoveBuffer():void { for (var i:int = 0;i < 100;i++) mMovBuf.push(x, y, false); } public function appendMultiple(m:Ship):void { if (!mMultiples) mMultiples = []; mMultiples.push(m); } public function draw():void { var g:Graphics = graphics; g.clear(); /* g.lineStyle(0, color); g.lineTo( -30, -10); g.lineTo( -30, 10); g.lineTo(0, 0); g.endFill(); */ g.beginFill(0xc0c0c0); g.drawPath(Vector.<int>([1,2,2,2,2,2]), Vector.<Number>([16,-2,-10,-4,-15,-3,-25,5,-20,5,-10,1])); g.endFill(); g.beginFill(0x808080); g.drawPath(Vector.<int>([1,2,2,2]), Vector.<Number>([-15,-2,-15,2,-20,2,-20,-2])); g.endFill(); g.beginFill(0x80a0f0); g.drawPath(Vector.<int>([1,2,2,2]), Vector.<Number>([-8,-4,-2,-3,5,0,-15,0])); g.endFill(); g.beginFill(0xffffff); g.drawPath(Vector.<int>([1,2,2,2]), Vector.<Number>([-8,-1,-18,-7,-22,-7,-15,0])); g.endFill(); g.beginFill(0xe0e0e0); g.drawPath(Vector.<int>([1,2,2,2,2,2]), Vector.<Number>([16,1,-10,-1,-15,0,-25,8,-20,8,-10,4])); g.endFill(); if (mMultiples) { for each(var m:Ship in mMultiples) m.draw(); } } public function moveByKeyState(s:uint):void { if (s&KeyState.K_UP) y -= speed; else if (s&KeyState.K_DOWN) y += speed; if (s&KeyState.K_LEFT) x -= speed; else if (s&KeyState.K_RIGHT) x += speed; if (s&KeyState.K_TRG1) fireShot(); if (x - width< 0) x = width; else if (x > Nemesis.W) x = Nemesis.W; if (y - height/2 < 0) y = height/2; else if (y + height/2 > Nemesis.H) y = Nemesis.H - height/2; mMovBuf.push(x, y); } public function tick():void { if (mMultiples) { var len:int = mMultiples.length; for (var i:int = 0;i < len;i++) { mMultiples[i].x = mMovBuf.getX((i+1)*8) - 10; mMultiples[i].y = mMovBuf.getY((i+1)*8); } for each(var m:Ship in mMultiples) m.tick(); } mCount++; } public function fireShot():void { if (!(mCount%5) && _shotCount<2) { var bullet:Bullet = new Bullet(this); bullet.x = x; bullet.y = y; parent.addChild(bullet); _shotCount++; if (mMultiples) // = if player...('A`) _module.noteOn(1440,0,0.5,11,64,-256); } if (mMultiples) { for each(var m:Ship in mMultiples) m.fireShot(); } } public function onShotRemoved() : void { _shotCount--; } } class Multiple extends Ship { import flash.geom.Matrix; public static const GRAD_COLORS:Array = [0xffba33, 0xaa0000]; public static const GRAD_ALPHAS:Array = [1, 1]; public static const GRAD_RATIOS:Array = [100, 255]; private var mGradTrans:Matrix = new Matrix(); function Multiple() { super(0); } public override function draw():void { var g:Graphics = graphics; var r:Number = Math.sin(mCount*0.9)*0.7 + 9; mGradTrans.createGradientBox(r*2, r*1.8,0 , -r*1.1, -r*0.9); g.clear(); g.beginGradientFill(GradientType.RADIAL, GRAD_COLORS, GRAD_ALPHAS, GRAD_RATIOS, mGradTrans); g.drawEllipse(-r, -r*0.8, r*2, r*1.6); g.endFill(); } } class PositionRingBuffer { private var xs:Array; private var ys:Array; private var length:uint; private var pos:int = 0; function PositionRingBuffer(len:uint) { length = len; xs = new Array(len); ys = new Array(len); } public function push(x:int, y:int, chk:Boolean = true):void { var i:int = (pos + length - 1) % length; if (chk) { if (xs[i] == x && ys[i] == y) return; } xs[pos] = x; ys[pos] = y; pos = ++pos % length; } public function getX(i:int):int { i = (pos - i + length) % length; return xs[i]; } public function getY(i:int):int { i = (pos - i + length) % length; return ys[i]; } } class Bullet extends Sprite { public var color:uint; public var size:uint; public var speed:uint; private var _ship:Ship; function Bullet(ship:Ship, color:uint = 0xeeddaa, size:uint = 3, speed:uint = 20) { this._ship = ship; this.color = color; this.size = size; this.speed = speed; this.graphics.beginFill(color); this.graphics.drawEllipse(-size, -size/2, size*1.8, size); this.graphics.drawCircle(-size*1.3, 0, size/2); this.graphics.drawCircle(-size*1.8, 0, size/3); this.graphics.endFill(); addEventListener(Event.ENTER_FRAME, updateHandler); } private function updateHandler(e:Event):void { this.x += speed; if (this.x + size / 2 > Nemesis.W) { this.parent.removeChild(this); removeEventListener(Event.ENTER_FRAME, updateHandler); _ship.onShotRemoved(); } } } class MountainGen { private var mPrevBuffer:Array; private var mHeight:int; private var mCount:int = 0; private var tmpBuffer:Array; private var mGenFunc:Function; private var mDark:Boolean; function MountainGen(h:int, generator:int = 0, dark:Boolean = false) { mDark = dark; mHeight = h; mGenFunc = generator ? genWav2 : genWav; mPrevBuffer = new Array(h); tmpBuffer = new Array(h); } public function draw(b:BitmapData, x:int, y:int, rev:Boolean = true):void { var i:int; for (i = 0;i < mHeight;i++) { if (tmpBuffer[i]) { var c:int = tmpBuffer[i]; b.setPixel32(x, rev ? (y+mHeight-i) : (y+i), makeColor(c)); } } } private function makeColor(c:int):uint { if (mDark) return 0xff000000 | (c/7+5) | ((c/7 + 80)<<16) | ((c/6+50) << 8); return 0xff000000 | (c/3+11) | ((c/5 + 170)<<16) | ((c/2+60) << 8); } public function step():void { var t:Number = Number(mCount) * 0.02; var h:int = mGenFunc(t) * mHeight; var i:int, k:int, m:int; for (i = 0;i < mHeight;i++) { mPrevBuffer[i] = tmpBuffer[i]; } for (i = 0;i < mHeight;i++) { tmpBuffer[i] = (i < h) ? (Math.random()*80 + 80) : 0; if (tmpBuffer[i]) { if (mPrevBuffer[i]) tmpBuffer[i] = (tmpBuffer[i] + mPrevBuffer[i]*7)/8; if (mPrevBuffer[i] == 0 || i == (h-1)) { m = 50; for (k = i;k >= 0 && m > 0;k--, m-=4) { if (m > 33) m--; tmpBuffer[k] += m; m += Math.random()*7; } } if (mPrevBuffer[i+1] && i == (h-1)) { m = -48; for (k = i;k >= 0 && m < 0;k--, m++) { tmpBuffer[k] += m; if (tmpBuffer[k]<1) tmpBuffer[k] = 1; } } } } for (i = 0;i < mHeight;i++) tmpBuffer[i] = (tmpBuffer[i] < 0) ? 0 : (tmpBuffer[i] > 255) ? 255 : tmpBuffer[i]; mCount++; } private static function genWav(t:Number, nest:int = 0):Number { var v:Number = Math.sin(t); v += Math.sin(t*3) * 0.1; v += Math.cos(0.1 + t*10) * 0.02; v *= Math.sin(t*0.1); if (nest < 5) v += genWav2(t*2.0, 1+nest)*0.5; v = v*0.2 + 0.22; return (v<0) ? 0 : (v>1) ? 1 : v; } private static function genWav2(t:Number, nest:int = 0):Number { var v:Number = Math.sin(t); v += Math.cos(t*3) * 0.1; v += Math.cos(0.1 + t*9) * 0.02; v *= Math.cos(0.2 + t*0.15); if (nest < 5) v += genWav2(t*2.0, 1+nest)*0.5; v = v*0.2 + 0.23; return (v<0) ? 0 : (v>1) ? 1 : v; } } class StarBG extends Sprite { private var mWidth:int; private var mHeight:int; private var mStars:Array; private var mStarVs:Array; private var mN:int; function StarBG(w:int, h:int, n:int) { mWidth = w; mHeight = h; mN = n; mStars = new Array(n); mStarVs = new Array(n); for (var i:int = 0;i < n;i++) { mStars[i] = new Point(int( Math.random()*w ), int( Math.random()*h )); mStarVs[i] = Math.random() + 0.2; } } public function tick():void { var n:int = mN; for (var i:int = 0;i < n;i++) { mStars[i].x -= Number(mStarVs[i]); if (mStars[i].x < 0) { mStars[i].x += mWidth; mStars[i].y = int( Math.random()*mHeight ); } } } public function draw():void { var g:Graphics = graphics; var n:int = mN; g.clear(); for (var i:int = 0;i < n;i++) { g.beginFill(0xffffff); g.drawCircle( mStars[i].x, mStars[i].y , 0.4); } } } // MML Sequencer // http://wonderfl.kayac.com/user/keim_at_Si //-------------------------------------------------- class Sequencer { private var _tracks:Array, _count:int=Track.speed+1; function Sequencer(speed:int, mmls:Array) { Track.speed=speed; mml=mmls; } public function onSoundFrame() : Boolean { if (++_count == Track.speed) { for each (var tr:Track in _tracks) tr.execute(); _count = 0; return true; } return false; } public function set mml(list:Array) : void { _tracks = []; for each (var seq:String in list) _tracks.push(new Track(seq)); _count = 0; } } class Track { static public var codeA:int="a".charCodeAt(), nt:Array=[9,11,0,2,4,5,7], speed:int=3; public var oct:int, len:int, tl:int, dt:int, cnt:int, seq:String, sgn:int, stac:Array, osc:Osc; private var _rex:RegExp=/(@i|@o|[a-gkloprsvw<>[|\]$@])([#+])?(\d+)?/g; function Track(seq:String) { osc = (new Osc()).reset().activate(false); reset(seq); } public function reset(seq_:String) : void { seq=seq_; oct=5; len=4; tl=256; dt=0; cnt=0; sgn=0; _rex.lastIndex=0; stac=[]; } public function execute() : void { if (--cnt <= 0) { for (var i:int=0; i<100; i++) { var res:* = _rex.exec(seq); if (!res) { if (sgn) { _rex.lastIndex = sgn; continue; } else { cnt = int.MAX_VALUE; break; } } var cmd:int = res[1].charCodeAt(); if (cmd>=codeA && cmd<=codeA+6) { cnt = (res[3]) ? int(res[3]) : len; osc.len = cnt * speed; osc.pt = ((nt[cmd-codeA]+oct*12+((res[2])?1:0))<<4) + dt; osc.tl = tl; break; } else if (res[1] == 'r') { cnt = (res[3]) ? int(res[3]) : len; break; } else { switch(res[1]){ case 'k': dt = int(res[3]); break; case 'l': len = int(res[3]); break; case 'o': oct = int(res[3]); break; case 'v': tl = TinySiOPM.log(int(res[3])*0.0625); break; case '<': oct++; break; case '>': oct--; break; case '@': osc.ws = int(res[3]); break; case 's': osc.dr = int(res[3])<<2; break; case 'w': osc.sw = -int(res[3]); break; case 'p': osc.pan = (int(res[3])<<4)-64; break; case '@i': osc.mod = int(res[3]); break; case '@o': osc.out = int(res[3]); break; case '$': sgn = _rex.lastIndex; break; case '[': stac.unshift({p:_rex.lastIndex,c:((res[3])?int(res[3]):2),j:0}); break; case '|': if (stac[0].c == 1) { _rex.lastIndex = stac[0].j; stac.shift(); } break; case ']': stac[0].j = _rex.lastIndex; if (--stac[0].c == 0) stac.shift(); else _rex.lastIndex = stac[0].p; break; } } } } } } class TinySiOPM { private var _output:Vector.<Number>, _zero:Vector.<int>, _pipe:Vector.<int>; private var _pitchTable:Vector.<int> = new Vector.<int>(2048, true); private var _logTable:Vector.<int> = new Vector.<int>(6144, true); private var _panTable:Vector.<Number> = new Vector.<Number>(129, true); private var _bufferSize:int, _callbackFrams:int, _onSoundFrame:Function; // Pass the buffer size and the function calls in each frame. function TinySiOPM(bufferSize:int=2048, callbackFrams:int=1024, onSoundFrame:Function=null) { var i:int, j:int, p:Number, v:Number, t:Vector.<int>, ft:Array=[0,1,2,3,4,5,6,7,7,6,5,4,3,2,1,0]; for (i=0, p=0; i<192; i++, p+=0.00520833333) // create pitchTable[128*16] for(v=Math.pow(2, p)*12441.464342886, j=i; j<2048; v*=2, j+=192) _pitchTable[j] = int(v); for (i=0; i<32; i++) _pitchTable[i] = (i+1)<<6; // [0:31] for white noize for (i=0, p=0.0078125; i<256; i+=2, p+=0.0078125) // create logTable[12*256*2] for(v=Math.pow(2, 13-p), j=i; j<3328; v*=0.5, j+=256) _logTable[j+1] = -(_logTable[j]=int(v)); for (i=3328; i<6144; i++) _logTable[i] = 0; // [3328:6144] is 0-fill area for (i=0, p=0; i<129; i++, p+=0.01217671571) _panTable[i]=Math.sin(p)*0.5; // pan table; for (t=Osc.createTable(10), i=0, p=0; i<1024; i++, p+=0.00613592315) t[i] = log(Math.sin(p)); // sin=0 for (t=Osc.createTable(10), i=0, p=0.75; i<1024; i++, p-=0.00146484375) t[i] = log(p); // saw=1 for (t=Osc.createTable(5), i=0; i<16; i++) t[i+16] = (t[i] = log(ft[i]*0.0625)) + 1; // famtri=2 for (t=Osc.createTable(15), i=0; i<32768; i++) t[i] = log(Math.random()-0.5); // wnoize=3 for (i=0; i<8; i++) for (t=Osc.createTable(4), j=0; j<16; j++) t[j] = (j<=i) ? 192 : 193; // pulse=4-11 _zero = new Vector.<int>(bufferSize, true); // allocate zero buffer _pipe = new Vector.<int>(bufferSize, true); // allocate fm pipe buffer _output = new Vector.<Number>(bufferSize*2, true); // allocate stereo out _bufferSize = bufferSize; _callbackFrams = callbackFrams; _onSoundFrame = onSoundFrame; // set parameters for (i=0; i<bufferSize; i++) { _pipe[i]=_zero[i]=0; } // clear buffers } // calculate index of logTable static public function log(n:Number) : int { return (n<0) ? ((n<-0.00390625) ? (((int(Math.log(-n) * -184.66496523 + 0.5) + 1) << 1) + 1) : 2047) : ((n> 0.00390625) ? (( int(Math.log( n) * -184.66496523 + 0.5) + 1) << 1) : 2046); } // Returns stereo output as Vector.<Number>(bufferSize*2). public function render() : Vector.<Number> { var i:int, j:int, ph:int, dph:int, mod:int, sh:int, tl:int, lout:int, v:int, imax:int, osc:Osc, tm:Osc, l:Number, r:Number, wv:Vector.<int>, fm:Vector.<int>, base:Vector.<int>, out:Vector.<int>=_pipe, lt:Vector.<int>=_logTable, stereoOut:Vector.<Number> = _output; imax = _bufferSize<<1; for (i=0; i<imax; i++) stereoOut[i] = 0; for (imax=_callbackFrams; imax<=_bufferSize; imax+=_callbackFrams) { if (_onSoundFrame!=null) _onSoundFrame(); tm = Osc._tm; for (osc=tm.n; osc!=tm; osc=osc.update()) { dph=_pitchTable[osc.pt]; ph=osc.ph; mod=osc.mod+10; sh=osc.sh; tl=osc.tl; wv=osc.wv; fm=(osc.mod==0)?_zero:_pipe; base=(osc.out!=2)?_zero:_pipe; for (i = imax-_callbackFrams; i < imax; i++) { v = ((ph + (fm[i] << mod))& 0x3ffffff) >> sh; lout = wv[v] + tl; out[i] = lt[lout] + base[i]; ph = (ph + dph) & 0x3ffffff; } osc.ph = ph; if (osc.out==0) { l = _panTable[64-osc.pan] * 0.0001220703125; r = _panTable[64+osc.pan] * 0.0001220703125; for (i=imax-_callbackFrams, j=i*2; i<imax; i++) { stereoOut[j] += out[i]*l; j++; stereoOut[j] += out[i]*r; j++; } } } } return stereoOut; } // note on public function noteOn(pitch:int, length:int=0, vol:Number=0.5, wave:int=0, decay:int=6, sweep:int=0, pan:int=0) : Osc { var osc:Osc = Osc.alloc().reset(); osc.pt = pitch; osc.len = length; osc.tl = log(vol); osc.ws = wave; osc.dr = decay<<2; osc.sw = sweep; osc.pan = pan; return osc.activate(true); } } class Osc { // create new wave table and you can refer the table by '@' command. static public function createTable(b:int) : Vector.<int> { _w.push(new Vector.<int>(1<<b,true)); _s.push(26-b); return _w[_w.length-1]; } static public var _w:Array=[], _s:Array=[], _fl:Osc=new Osc(), _tm:Osc=new Osc(); static public function alloc():Osc{ if(_fl.p==_fl)return new Osc();var r:Osc=_fl.p;_fl.p=r.p;r.p.n=_fl;return r; } public function into(x:Osc):Osc{ p=x.p;n=x;p.n=this;n.p=this;return this; } public var p:Osc, n:Osc, fl:Osc, pt:int, len:int, ph:int; public var tl:int, sw:int, dr:int, wv:Vector.<int>, sh:int, mod:int, out:int, pan:int; public function set ws(t:int) : void { wv=_w[t]; sh=_s[t]; } public function Osc() { p = n = this; } public function update() : Osc { tl+=dr; pt+=sw; pt&=2047; return (--len==0||tl>3328) ? (inactivate().n) : n; } public function reset() : Osc { ph=0; pt=0; len=0; tl=3328; sw=0; dr=24; pan=0; ws=0; mod=0; out=0; return this; } public function activate(autoFree:Boolean=false) : Osc { into(_tm); fl=(autoFree)?_fl:null; return this; } public function inactivate() : Osc { tl=3328; if(!fl)return this; var r:Osc=p; p.n=n; n.p=p; into(fl); return r; } public function isActive() : Boolean { return (tl<3328); } } Code Fullscreen Preview Fullscreen