// forked from keim_at_Si's ♪カニテーマ from:蟹さん from:from:なんとかディウス // forked from nemu90kWw's なんとかディウスっぽい蟹さん 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 // カーソルキーで操作できます package { import flash.display.*; import flash.geom.*; import flash.events.*; import flash.ui.*; [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; private var mBgm:BGM = new BGM(); private var mScreenBmp:Bitmap; private var mScreen:BitmapData = new BitmapData(W, H, false, 0); private var mGround:BitmapData = new BitmapData(W, H, true, 0); private var mBack:BitmapData = new BitmapData(W, H, true, 0); private var mCollisionBmp:BitmapData = new BitmapData(W, H, true, 0); private var mBGen:MountainGen = new MountainGen(120); private var mTGen:MountainGen = new MountainGen(120, 1); private var mBBGen:MountainGen = new MountainGen(180, 1, true); private var mStarbg:StarBG = new StarBG(W, H, 200); private var mKani:Kani; private var mLegs:Array = new Array(); private var mPlayer:Player = new Player(); private var mEnemyList:Array = new Array(); private var count:int = 0; function Nemesis() { mScreenBmp = new Bitmap(mScreen); addChild(mScreenBmp); // addChild(mPlayer); mBGen.step(); mTGen.step(); for(var i:int = 0; i < W; i++) { mBGen.step(); mTGen.step(); mBBGen.step(); mBGen.draw(mGround, i, 120); mTGen.draw(mGround, i, 0, false); mBBGen.draw(mBack, i, 60); } mLegs.push(new Leg(-72, 1)); mLegs.push(new Leg( 0, 1)); mLegs.push(new Leg( 72, 1)); mLegs.push(new Leg(-72, -1)); mLegs.push(new Leg( 0, -1)); mLegs.push(new Leg( 72, -1)); mKani = new Kani(mLegs); addEventListener(Event.ENTER_FRAME, onEnterFrame); stage.addEventListener(KeyboardEvent.KEY_DOWN, Key.onKeyDownHandler); stage.addEventListener(KeyboardEvent.KEY_UP, Key.onKeyUpHandler); mBgm.play(); } private function onEnterFrame(e:Event):void { var leg:Leg; var enemy:Enemy; mStarbg.main(); mKani.main(); mPlayer.main(); if(count % 600 == 30) { addEnemy(new Ducker(false)); addEnemy(new Ducker(true)); } for each(enemy in mEnemyList) { enemy.main(); } if(count % 3 == 0) { scroll(1); } if(count % 7 == 0) { mBack.scroll(-1, 0); mBack.fillRect(new Rectangle(W-1, 0, 1, H), 0); mBBGen.step(); mBBGen.draw(mBack, W-1, 60); } count++; //描画 var matrix:Matrix = new Matrix(); mCollisionBmp.fillRect(new Rectangle(0, 0, W, H), 0); matrix.translate(mKani.x, mKani.y); mCollisionBmp.draw(mKani, matrix); for each(leg in mLegs) { matrix.identity(); matrix.translate(leg.x, leg.y); mCollisionBmp.draw(leg.sprite, matrix); } for each(enemy in mEnemyList) { matrix.identity(); matrix.scale(enemy.scaleX, enemy.scaleY); matrix.translate(enemy.x, enemy.y); mCollisionBmp.draw(enemy, matrix); } mCollisionBmp.copyPixels(mGround, mGround.rect, new Point(0, 0), null, null, true); mScreen.fillRect(mScreen.rect, 0); mStarbg.draw(mScreen); mScreen.copyPixels(mBack, mBack.rect, new Point(0, 0)); matrix.identity(); matrix.translate(mPlayer.x, mPlayer.y); if(mPlayer.visible) {mScreen.draw(mPlayer, matrix);} mScreen.copyPixels(mCollisionBmp, mCollisionBmp.rect, new Point(0, 0)); //当たり判定 if(mCollisionBmp.getPixel32(mPlayer.x, mPlayer.y) != 0x00000000 && mPlayer.invincible == 0) { mPlayer.miss(); } for each(leg in mLegs) { leg.hitflag = mGround.getPixel32(Math.min(Math.max(0, leg.x), W-1), leg.y) != 0x00000000; } for each(enemy in mEnemyList) { enemy.hitflag = mGround.getPixel32(Math.min(Math.max(0, enemy.x), W-1), enemy.y) != 0x00000000; } } public function addEnemy(enemy:Enemy):void { enemy.player = mPlayer; mEnemyList.push(enemy); } public function scroll(vx:int):void { mGround.scroll(-vx, 0); mGround.fillRect(new Rectangle(W-vx, 0, vx, H), 0); var i:int; for (i = 0; i < vx; i++) { mBGen.step(); mTGen.step(); mBGen.draw(mGround, W-vx+i, 120); mTGen.draw(mGround, W-vx+i, 0, false); } mKani.x -= vx; for each(var leg:Leg in mLegs) {leg.x -= vx;} for each(var enemy:Enemy in mEnemyList) {enemy.x -= vx;} } } } import flash.display.*; import flash.events.*; import flash.geom.*; import flash.ui.*; import flash.media.*; // --------------------------------// // 自機 // --------------------------------// class Player extends Sprite { private var count:int = 0; public var invincible:int; function Player() { var g:Graphics = graphics; g.beginFill(0xFFFFFF); g.drawPath(Vector.<int>([1,2,2]), Vector.<Number>([ -8, -5, -8, 5, 10, 0, ])); g.endFill(); init() } public function init():void { x = Nemesis.W/2-40; y = Nemesis.H/2; invincible = 60; } public function main():void { if(Key.isLeft == true) {x -= 3;} if(Key.isRight == true) {x += 3;} if(Key.isUp == true) {y -= 3;} if(Key.isDown == true) {y += 3;} x = Math.min(Math.max(10, x), Nemesis.W-10); y = Math.min(Math.max(10, y), Nemesis.H-10); if(invincible > 0) { if(count % 2 == 0) {visible = false;} else {visible = true;} invincible--; } else { visible = true; } count++; } public function miss():void { init(); } } class Key { public static var isUp:Boolean = false; public static var isDown:Boolean = false; public static var isLeft:Boolean = false; public static var isRight:Boolean = false; public static var isShot:Boolean = false; public static function onKeyDownHandler(e:KeyboardEvent):void { switch(e.keyCode) { case Keyboard.UP: Key.isUp = true; break; case Keyboard.DOWN: Key.isDown = true; break; case Keyboard.LEFT: Key.isLeft = true; break; case Keyboard.RIGHT: Key.isRight = true; break; case Keyboard.SHIFT: Key.isShot = true; break; } } public static function onKeyUpHandler(e:KeyboardEvent):void { switch(e.keyCode) { case Keyboard.UP: Key.isUp = false; break; case Keyboard.DOWN: Key.isDown = false; break; case Keyboard.LEFT: Key.isLeft = false; break; case Keyboard.RIGHT: Key.isRight = false; break; case Keyboard.SHIFT: Key.isShot = false; break; } } } // --------------------------------// // 敵 // --------------------------------// class Enemy extends Sprite { public var player:Player; public var hitflag:Boolean; public function main():void {} } class Ducker extends Enemy { private var head:Sprite; private var leg:Sprite; private var count:int = 0; private var wait:int = 0; function Ducker(reverse:Boolean) { if(reverse == false) {scaleY = 1;} if(reverse == true) {scaleY = -1;} var g:Graphics = graphics; head = new Sprite(); g = head.graphics; g.beginFill(0xE8F0F8); g.drawRect(-16, -5, 10, 2); g.endFill(); g.beginFill(0x308040); g.lineStyle(1, 0x80F0C0); g.drawPath(Vector.<int>([1,2,2,2,2]), Vector.<Number>([ -1, -6, 8, -12, 2, -8, 10, -5, -1, -1 ])); g.endFill(); g.beginFill(0x308040); g.lineStyle(1, 0x80F0C0); g.drawCircle(0, -4, 6); g.endFill(); head.x = 4; head.y = -8; addChild(head); leg = new Sprite(); g = leg.graphics; g.beginFill(0x308040); g.lineStyle(1, 0x80F0C0); g.drawPath(Vector.<int>([1,2,2,2,2,2,2,2,2]), Vector.<Number>([ -6, 1, 7, 1, 4, -1, 7, -5, 3, -9, 0, -9, 6, -5, 0, -1, -6, 1 ])); addChild(leg); x = Nemesis.W+30; y = Nemesis.H/2+100*scaleY; } override public function main():void { if(wait == 0) { if(count % 9 == 0) {leg.x=0;leg.y=-3;} if(count % 9 == 3) {leg.x=2;leg.y=0;} if(count % 9 == 6) {leg.x=-2;leg.y=0;} if(Math.random() < 0.1) { if(x < player.x-40) {scaleX = 1;} else if(x < player.x-30 && scaleX == -1) {wait = 30;} if(x > player.x+40) {scaleX = -1;} else if(x > player.x+30 && scaleX == 1) {wait = 30;} } x += 3*scaleX; if(hitflag == false) { y += 2*scaleY; } else { y -= 2*scaleY; } } else { if(hitflag == false) { y += 2*scaleY; } if(wait == 30) {head.rotation = 25;} if(wait == 25) {head.rotation = 50;} if(wait == 6) {head.rotation = 25;} if(wait == 1) {head.rotation = 0;} wait--; } count++; } } class Bullet extends Enemy { } // --------------------------------// // カニ // --------------------------------// class Kani extends Sprite { public var body:Sprite = new Sprite(); public var legs:Array = new Array(); public var auto:Boolean; public var dir:String = "none"; public var timer:int; public var dance:int; function Kani(legs:Array) { x = 400; y = 120; auto = false; timer = 100; this.legs = legs; for each(var leg:Leg in legs) { leg.parent = this; leg.x = x+leg.offset - 25+Math.random()*50; leg.y = 120 + 100*leg.invert - 25+Math.random()*50; } body.graphics.beginFill(0xC060C0); body.graphics.lineStyle(2, 0xFF80FF); body.graphics.drawRect(-12, -12, 24, 24); body.graphics.endFill(); addChild(body); } public function main():void { var leg:Leg; /* if(auto == false) { if(Key.isLeft == true) {dir = "left"; timer = 90;} else if(Key.isRight == true) {dir = "right"; timer = 90;} else {dir = "none";} if(Key.isSpace == true && dance == 0) {dance = 20; timer = 90;} timer--; if(timer == 0) {auto = true;} } */ if(timer == 0) { if(dir == "none") { if(x < Nemesis.W/2) {dir = "right";} else {dir = "left";} } else { if(x < 60 && dir != "right") { timer = 60; } if(x > 280 && dir != "left") { timer = 60; } } } else { dir = "none"; if(timer == 40) { dance = 20; } timer--; } /* if(Key.isLeft == true || Key.isRight == true) { auto = false; timer = 90; } */ if(dir == "left") {x -= 1;} if(dir == "right") {x += 1;} if(dir != "none") { for each(leg in legs) { leg.move(dir); } } if(dance > 0) { if(dance > 15) {body.x = 2;} else if(dance > 10) {body.x = 0;} else if(dance > 5) {body.x = -2;} else {body.x = 0;} dance--; } graphics.clear(); for each(leg in legs) { graphics.lineStyle(5, 0xFF80FF); graphics.moveTo(leg.offset/8, 10*leg.invert); graphics.lineTo((leg.x-x), (leg.y-y)-60*leg.invert); graphics.endFill(); } } } class Leg { public var parent:Kani; public var sprite:Sprite; public var x:Number; public var y:Number; public var offset:Number; public var invert:int; public var hitflag:Boolean; public var moveflag:Boolean; public var gear:int; function Leg(offset:Number, invert:int) { this.offset = offset; this.invert = invert; sprite = new Sprite(); var g:Graphics = sprite.graphics; g.clear(); g.beginFill(0xC060C0); g.lineStyle(0, 0xFF80FF); g.drawPath(Vector.<int>([1,2,2,2,2,2,2,2]), Vector.<Number>([ 0, -3*invert, -4, -36*invert, -4, -52*invert, -1.5, -60*invert, 1.5, -60*invert, 4, -52*invert, 4, -36*invert, 0, -3*invert ])); g.endFill(); } public function move(dir:String):void { var threshold_l:Number = parent.x+offset + 25; var threshold_r:Number = parent.x+offset - 25; if(moveflag == false) { if(threshold_l < x || threshold_r > x) { moveflag = true; gear = -18; } if(threshold_r > x) { moveflag = true; gear = 18; } } if(moveflag == true) { if(dir == "left" && threshold_l-40 < x) { x -= 2; if(gear < 0) { y -= 2.2 * invert; } else { y += 2.2 * invert; if(hitflag == true) { moveflag = false; } } gear++; } else if(dir == "right" && threshold_r+40 > x) { x += 2; if(gear > 0) { y -= 2.2 * invert; } else { y += 2.2 * invert; if(hitflag == true) { moveflag = false; } } gear--; } } } } // --------------------------------// // 背景 // --------------------------------// class MountainGen { private var mPrevBuffer:Array; private var mHeight:int; private var mCount:int = 100; 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) * 0.025; 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 { private var mWidth:int; private var mHeight:int; private var mStars:Array; private var mN:int; private var mCount:int = 0; function StarBG(w:int, h:int, n:int) { mWidth = w; mHeight = h; mN = n; mStars = new Array(n); for (var i:int = 0;i < n;i++) { mStars[i] = { x : Math.random()*w, y : Math.random()*h, speed : -Math.random()*1.5-0.5, color : ((Math.random()*0xC0+0x40)<<8)+((Math.random()*0xC0+0x40)<<16)+(Math.random()*0xC0+0x40), blink : Math.floor(Math.random())*80+40 }; } } public function main():void { var n:int = mN; for each(var star:Object in mStars) { star.x += star.speed; if(star.x < 0) { star.x += mWidth; star.y = Math.random()*mHeight; star.speed = -Math.random()*1.5-0.5; } } mCount++; } public function draw(b:BitmapData):void { for each(var star:Object in mStars) { if((mCount % star.blink) == 1) {b.setPixel(star.x, star.y, 0xFFFFFF);} else {b.setPixel(star.x, star.y, star.color);} } } } // --------------------------------// // 音 // --------------------------------// class BGM { private var _sound:Sound = null; private var _module:TinySiOPM; private var _sequencer:Sequencer; public function BGM(){ _module = new TinySiOPM(2048, 1024, _onSoundFrame); } public function play() : void { var A:String = "$v10@11s32w24o4l4[12ccrc2cc|cr2]r6v12@0[4ccrc2cccr6]"; var B:String = "$l8[12rc|rc4]c1c1[5c2][7rc]c1c1[7c2]"; var Bm:String = "v6@0s0o6k64@o1"+B; var Bc:String = "v2@0s12o5w12@i4"+B; var Bn:String = "v12@3s24o0k6"+B; var C:String = "$v6@3s48o0l2[168d] [4rdrds6d4s48rdrds6d4s48rddd]"; var Sa:String = "[4c>cfcgc<c>cfcgc<c>c<]"; var Sb:String = "[4g>g<c>g<d>g<g>g<c>g<d>g<g>g<]"; var S1:String = "$p2v6@1s32l2o6k6["+Sa+"k-26]k6"+Sa+"o5s24[4l4gga+g2bl2g<c>g<c+>g<d>f]"; var S2:String = "$p6v6@1s32l2o5k3["+Sb+"k-29]k3"+Sb+"o4s16[4l4gga+g2bl2g<c>g<c+>g<d>f]"; var S3:String = "$p3v4@1s24l2o5k3["+Sa+"k-29]k3"+Sa+"o4s24[4l4gga+g2bl2g<c>g<c+>g<d>f]"; var S4:String = "$p5v4@1s24l2o4k0["+Sb+"k-32]k0"+Sb+"o3s16[4l4gga+g2bl2g<c>g<c+>g<d>f]"; var M1:String = "$p5v4@1s4o7k4[[4c4>a+24<]k-28]k4[4c4>a+24<] v7@1s20o6 [3g30f2]g20a+2g10"; var M2:String = "$p3v12@2s4o6k4[[4c4>a+24<]k-28]k4[4c4>a+24<]v12@2s20o5[3g30f2]g20a+2g10"; var M3:String = "$v7@2s4o6k2[[4g4f24]k-30]k2[4g4f24] v7@2s20o4 [3d30c2]d20f2d10"; var Mn:String = "$v3@3s4o0k8[12c4c24] v12k1s20 [3c30c2]c20c2c10"; _sequencer = new Sequencer(3, [A,Bm,Bc,Bn,C,S1,S2,S3,S4,M1,M2,M3,Mn]); if(_sound != null) { _sound.removeEventListener("sampleData", _onStream); } _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]); } } } // 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); } }