Hexel (Voxel vith hexagons)
/**
* Copyright Albert ( http://wonderfl.net/user/Albert )
* MIT License ( http://www.opensource.org/licenses/mit-license.php )
* Downloaded from: http://wonderfl.net/c/zrNF
*/
// forked from Albert's forked from: forked from: にょきにょきシンセサイザー(Hex-cylindrical arpeggiator)
// forked from Albert's forked from: にょきにょきシンセサイザー(Hex-cylindrical arpeggiator)
// forked from keim_at_Si's にょきにょきシンセサイザー(Hex-cylindrical arpeggiator)
package {
import flash.display.*;
import flash.events.*;
import flash.geom.*;
import flash.utils.*;
import flash.filters.*;
import org.si.sound.patterns.*;
import org.si.utils.timer;
import com.bit101.components.*;
[SWF(width='465', height='465', backgroundColor='#000000', frameRate='30')]
public class main extends Sprite {
private var gl:Render3D, _ssao:BitmapData, _ssaoEnabled:Boolean = true;
private var controler:Sprite;
private var prevTime:uint;
private var arX:Number, arY:Number, viewX:Number, viewY:Number, viewdX:Number, viewdY:Number;
private var attrForce:Number = 20, dumpForce:Number = 0.125;
// entry point
function main() {
var i:int, j:int;
addChild(controler = new Sprite());
HexagonalPillar.initialize(400, 400);
addChild(gl = new Render3D(300)).visible = false;
_ssao = new BitmapData(400, 260, false, 0);
controler.addChild(new Bitmap(HexagonalPillar.screen));
controler.x = 32;
controler.y = 20;
controler.addEventListener("enterFrame", _onEnterFrame);
controler.addEventListener("mouseDown", _onMouseDown);
//timer.initialize(this, 10, "Total : ##ms","Depth : ##ms","Flat : ##ms","Proj : ##ms","SSAO : ##ms");
//timer.title = "debug";
arX = arY = viewX = viewY = 0.5;
viewdX = viewdY = 0;
soundManager = new SoundManager(_onArpeggiatorFrame);
//controlPanel = new ControlPanel(this, 32, 280, soundManager.synth);
new CheckBox(controler, 4, 4, "Ambient Shadow", function(e:Event):void {_ssaoEnabled = e.target.selected;}).selected = true;
soundManager.bpm = HexagonalPillar.bpm = 100;
soundManager.play();
prevTime = getTimer();
}
private function _onEnterFrame(e:Event) : void {
var i:int, t:int = getTimer(), dt:Number = (t - prevTime) * 0.001, ax:Number , ay:Number, dp:Number;
prevTime = t;
ax = (arX - viewX) * attrForce * dt;
ay = (arY - viewY) * attrForce * dt;
viewdX += ax;
viewdY += ay;
viewX += (viewdX + ax * 0.5) * dt;
viewY += (viewdY + ay * 0.5) * dt;
dp = Math.pow(dumpForce, dt);
viewdX *= dp;
viewdY *= dp;
//timer.start(0);
stage.quality = "low";
HexagonalPillar.depth.lock();
HexagonalPillar.screen.lock();
HexagonalPillar.update(gl, viewX, viewY, dt);
//timer.start(4);
if (_ssaoEnabled) {
_ssao.lock();
_ssao.applyFilter(HexagonalPillar.depth, _ssao.rect, _ssao.rect.topLeft, blur);
_ssao.draw(HexagonalPillar.depth, null, null, "subtract");
_ssao.threshold(HexagonalPillar.depth, _ssao.rect, _ssao.rect.topLeft, "==", 0, 0, 255);
HexagonalPillar.screen.draw(_ssao, null, colt, "multiply");
_ssao.unlock();
}
//timer.pause(4);
HexagonalPillar.depth.unlock();
HexagonalPillar.screen.unlock();
stage.quality = "high";
//timer.pause(0);
}
private var blur:BlurFilter = new BlurFilter(64, 64);
private var colt:ColorTransform = new ColorTransform(-8, -8, -8, 1, 255, 255, 255, 0);
private function _onMouseDown(e:Event) : void {
stage.addEventListener("mouseMove", _onMouseMove);
stage.addEventListener("mouseUp", _onMouseUp);
soundManager.arStart();
}
private function _onMouseMove(e:Event) : void {
arX = controler.mouseX*0.0025;
arY = controler.mouseY*0.0038461538461538463;
arX = (arX < 0) ? 0 : (arX > 1) ? 1 : arX;
arY = (arY < 0) ? 0 : (arY > 1) ? 1 : arY;
soundManager.arControl(arX, arY);
}
private function _onMouseUp(e:Event) : void {
soundManager.arStop();
stage.removeEventListener("mouseMove", _onMouseMove);
stage.removeEventListener("mouseUp", _onMouseUp);
}
private function _onArpeggiatorFrame(seq:Sequencer) : void { HexagonalPillar.find(int(arX*8+3.5), int(arY*2+0.5)).height = 40; }
}
}
import flash.display.*;
import flash.geom.*;
import flash.events.*;
import org.si.sion.*;
import org.si.sion.events.*;
import org.si.sion.effector.*;
import org.si.sound.*;
import org.si.sound.synthesizers.*;
import com.bit101.components.*;
import org.si.utils.timer;
var soundManager:SoundManager;
var controlPanel:ControlPanel;
class SoundManager {
public var synth:AnalogSynth;
private var sion:SiONDriver, ar:Arpeggiator, dm:DrumMachine, _autoPlay:Boolean;
function SoundManager(onenterframe:Function) {
sion = new SiONDriver();
ar = new Arpeggiator("Fp", 1, [0,3,2,5,6,4,1]);
dm = new DrumMachine(0,2,1,1,2,0);
ar.synthesizer = synth = new AnalogSynth(0,1,5,0.5,0.1);
ar.onEnterFrame = onenterframe;
synth.setVCAEnvelop(0.2, 0.5, 0.75, 0.2);
synth.setVCFEnvelop(0.5, 0.2, 0.1, 0.6, 0.6);
_autoPlay = false;
}
public function set bpm(n:Number) : void { sion.bpm = n; }
public function set autoPlay(b:Boolean) : void {
_autoPlay = b;
ar.play();
}
public function setChorus(n:Number) : void { ar.effectSend1 = n; }
public function setDelay(n:Number) : void { ar.effectSend2 = n; }
public function play() : void {
ar.volume = 0.3;
ar.effectSend1 = 0.4;
ar.effectSend2 = 0.2;
dm.volume = 0.3;
sion.play("#EFFECT1{chorus};#EFFECT2{delay};#A=[f8.f8.fffrfrr4];%5@2@v28@f40,2,60,32,,,72,60q5s40l16o3$AA(-3)A(-7)A(-5)");
dm.play();
}
public function arStart() : void { ar.play(); }
public function arStop() : void { if (!_autoPlay) ar.stop(); }
public function arControl(nx:Number, ny:Number) : void {
ar.scaleIndex = nx * 20 - 10;
ar.scaleIndex = nx * 20 - 10;
ar.gateTime = ny;
ar.noteLength = [2,1,2,1][int(ny * 3.9)];
ar.portament = (ny == 0 || ny == 1) ? 5 : 0;
}
}
class ControlPanel extends Sprite {
private var _wsList:Array = [0,4,5,1,6];
private var _pitches:Array = [-1536,-768,-704,-640,-576,-512,-448,-384,-320,-256,-192,-128,-64,-48,-32,-24,-16,-12,-8,-6,-4,-3,-2,-1,0,1,2,3,4,6,8,12,16,24,32,48,64,128,192,256,320,384,448,512,576,640,704,768,1536];
private var _bal:Knob, _det:Knob, _bpm:Knob, _dly:Knob, _cho:Knob, _ws1:Array = [], _ws2:Array = [], _con:Array = [], _detL:Label;
private var vca:EnvelopControler, vcf:EnvelopControler, res:VSlider, auto:CheckBox;
private var aat:Label, adt:Label, asl:Label, art:Label, fco:Label, fre:Label, fat:Label, fdt:Label, fpk:Label;
private var _synth:AnalogSynth;
function ControlPanel(parent:DisplayObjectContainer, xpos:Number, ypos:Number, synth:AnalogSynth) {
var i:int, g:Graphics = graphics, vtx:Vector.<Number> = new Vector.<Number>();
var cmd:Vector.<int> = Vector.<int>([1,2,2,2,2,2,2,2,2,1,2,2,2,1,2,2,2,2,2,1,2,2,2,1,2,2,2,2,2,2,2,2]);
for (i=0; i<9; i++) vtx.push(20+i*2, 8-Math.sin(i*0.7853981633974483)*4);
vtx.push(40+0, 8, 40+4, 4, 40+12, 12, 40+16, 8);
vtx.push(60+0, 8, 60+0, 4, 60+8, 4, 60+8, 12, 60+16, 12, 60+16, 8);
vtx.push(80+0, 8, 80+8, 4, 80+8, 12, 80+16, 8);
for (i=0; i<9; i++) vtx.push(100+i*2, 8+(Math.random()*3+1)*(1-((i&1)<<1)));
super();
parent.addChild(this);
x = xpos;
y = ypos;
_synth = synth;
Style.LABEL_TEXT = 0xa0a0a0;
Style.BACKGROUND = 0x606060;
for (i=0; i<5; i++) {
_ws1.push(new RadioButton(this, i*20+22, 18, "", false, _funcWSSelected(0, i)));
_ws2.push(new RadioButton(this, i*20+22, 34, "", false, _funcWSSelected(1, i)));
_ws1[i].groupName = "ws1";
_ws2[i].groupName = "ws2";
}
new Label(this, 0, 14, "ws1");
new Label(this, 0, 30, "ws2");
g.lineStyle(1, Style.LABEL_TEXT);
g.drawPath(cmd, vtx);
_con.push(new RadioButton(this, 144, 18, "", false, function(e:Event):void{_synth.con = 0;}));
_con.push(new RadioButton(this, 164, 18, "", false, function(e:Event):void{_synth.con = 1;}));
_con.push(new RadioButton(this, 184, 18, "", false, function(e:Event):void{_synth.con = 2;}));
_con[0].selected = _ws1[3].selected = _ws2[2].selected = true;
new Label(this, 120, 14, "con");
new Label(this, 140, 0, "Non");
new Label(this, 160, 0, "Rng");
new Label(this, 180, 0, "Syn");
for (i=0; i<3; i++) _con[i].groupName = "con";
_bal = _newKnob(205, 0, "bal", -100, 100, 0, function(e:Event):void{ _synth.balance = (_bal.value+100)* 0.005; });
_det = _newKnob(230, 0, "det", 0, _pitches.length-1, _pitches.length>>1, _onChangeVCO2Pitch);
_dly = _newKnob(255, 0, "dly", 0, 100, 20, function(e:Event):void{soundManager.setDelay(_dly.value*0.01);});
_cho = _newKnob(280, 0, "cho", 0, 100, 40, function(e:Event):void{soundManager.setChorus(_cho.value*0.01);});
_bpm = _newKnob(305, 0, "bpm", 80, 160, 100, function(e:Event):void{soundManager.bpm = HexagonalPillar.bpm = _bpm.value;});
_det.showValue = false;
_det.value = (_pitches.length>>1)+4;
_detL = new Label(_det, 0, 36, "");
_onChangeVCO2Pitch(null);
vca = new EnvelopControler(this, 5, 56, 140, 80, {
"at":_synth.attackTime * 1.4285714285714286,
"dt":_synth.decayTime * 1.4285714285714286,
"sl":_synth.sustainLevel,
"rt":_synth.releaseTime * 1.4285714285714286
});
vca.onUpdate = _onVCAUpdate;
new Label(vca, 110, 0, "VCA");
vcf = new EnvelopControler(this, 155, 56, 140, 80, {
"at":_synth.vcfAttackTime * 1.4285714285714286,
"tl":_synth.vcfPeakCutoff,
"dt":_synth.vcfDecayTime * 1.4285714285714286,
"sl":_synth.cutoff
});
vcf.onUpdate = _onVCFUpdate;
new Label(vcf, 110, 0, "VCF");
res = new VSlider(this, 305, 56, _onVCFUpdate);
res.setSliderParams(0, 1, _synth.resonance);
res.setSize(10, 80);
res.tick = 0.0078125;
auto = new CheckBox(this, 335, 10, "autoplay", function(e:Event) : void{ soundManager.autoPlay = auto.selected; });
auto.selected = false;
var ly:Number = 14;
aat = envparam(this, "attackT.", _synth.attackTime);
adt = envparam(this, "decayT.", _synth.decayTime);
asl = envparam(this, "sustainL.",_synth.sustainLevel);
art = envparam(this, "releaseT.",_synth.releaseTime);
fco = envparam(this, "cutoff", _synth.cutoff);
fre = envparam(this, "resonan.", _synth.resonance);
fat = envparam(this, "vcfAtt.", _synth.vcfAttackTime);
fdt = envparam(this, "vcfDec.", _synth.vcfDecayTime);
fpk = envparam(this, "vcfPeak", _synth.vcfPeakCutoff);
function envparam(parent:DisplayObjectContainer, label:String, value:Number) : Label {
ly +=12;
new Label(parent, 335, ly, label);
return new Label(parent, 375, ly, value.toFixed(2));
}
}
private function _newKnob(xpos:Number, ypos:Number, label:String, min:Number, max:Number, val:Number, onChange:Function) : Knob {
var knob:Knob = new Knob(this, xpos, ypos, label, onChange);
knob.radius = 8;
knob.labelPrecision = 0;
knob.minimum = min;
knob.maximum = max;
knob.value = val;
return knob;
}
private function _onChangeVCO2Pitch(e:Event) : void {
var pitch:Number = _pitches[int(_det.value)]*0.015625;
_synth.vco2pitch = pitch;
_detL.text = pitch.toFixed(2);
_detL.draw();
_detL.x = 8 - _detL.width * 0.5;
}
private function _onVCAUpdate(e:Event=null) : void {
_synth.setVCAEnvelop(vca.at*0.7, vca.dt*0.7, vca.sl, vca.rt*0.7);
aat.text = _synth.attackTime.toFixed(2);
adt.text = _synth.decayTime.toFixed(2);
asl.text = _synth.sustainLevel.toFixed(2);
art.text = _synth.releaseTime.toFixed(2);
}
private function _onVCFUpdate(e:Event=null) : void {
_synth.setVCFEnvelop(vcf.sl*vcf.tl, res.value, vcf.at*0.7, vcf.dt*0.7, vcf.tl);
fco.text = _synth.cutoff.toFixed(2);
fre.text = _synth.resonance.toFixed(2);
fat.text = _synth.vcfAttackTime.toFixed(2);
fdt.text = _synth.vcfDecayTime.toFixed(2);
fpk.text = _synth.vcfPeakCutoff.toFixed(2);
}
private function _funcWSSelected(opNum:int, index:int) : Function {
return function(e:Event) : void { _wsSelected(opNum, index); };
}
private function _wsSelected(opNum:int, index:int) : void {
if (opNum == 0) _synth.ws1 = _wsList[index];
else _synth.ws2 = _wsList[index];
}
}
// custom component "ControlPad" shown in Arpeggiator panel
class ControlPad extends Component {
public var back:Sprite, pointer:Sprite, rx:Number=0.5, ry:Number=0.5, w:Number, h:Number;
public var onStart:Function=null, onChange:Function, onStop:Function=null;
function ControlPad(parent:DisplayObjectContainer, x:Number, y:Number, width:Number, height:Number) {
super(parent, x, y);
addChild(back = new Sprite());
back.filters = [getShadow(2, true)];
back.addEventListener(MouseEvent.MOUSE_DOWN, onBackClick);
addChild(pointer = new Sprite());
pointer.filters = [getShadow(1)];
pointer.buttonMode = true;
pointer.useHandCursor = true;
pointer.addEventListener(MouseEvent.MOUSE_DOWN, onDrag);
setSize(width, height);
w = width - 12;
h = height - 12;
}
override public function draw() : void {
super.draw();
back.graphics.clear();
back.graphics.beginFill(Style.BACKGROUND);
back.graphics.drawRect(0, 0, width, height);
back.graphics.endFill();
pointer.graphics.beginFill(0x8080ff, 0.5);
pointer.graphics.lineStyle(2,Style.BUTTON_FACE);
pointer.graphics.drawCircle(5, 5, 5);
pointer.graphics.endFill();
updatePointerPosition();
}
protected function onDrag(e:Event) : void {
stage.addEventListener(MouseEvent.MOUSE_UP, onDrop);
stage.addEventListener(MouseEvent.MOUSE_MOVE, onSlide);
pointer.startDrag(false, new Rectangle(0, 0, w, h));
if (onStart != null) onStart();
}
protected function onDrop(e:MouseEvent) : void {
stage.removeEventListener(MouseEvent.MOUSE_UP, onDrop);
stage.removeEventListener(MouseEvent.MOUSE_MOVE, onSlide);
stopDrag();
if (onStop != null) onStop();
}
protected function onSlide(e:MouseEvent) : void {
var _rx:Number = rx, _ry:Number = ry;
rx = pointer.x / w;
ry = pointer.y / h;
rx = (rx<0) ? 0 : (rx>1) ? 1 : rx;
ry = (ry<0) ? 0 : (ry>1) ? 1 : ry;
if (_rx != rx || _ry != ry) onChange();
}
protected function onBackClick(e:MouseEvent) : void {
pointer.x = mouseX - 6;
pointer.y = mouseY - 6;
onSlide(e);
onDrag(null);
}
public function setPointer(x:Number, y:Number) : void {
rx = x;
ry = y;
updatePointerPosition();
}
public function updatePointerPosition() : void {
pointer.x = rx * w;
pointer.y = ry * h;
}
}
// custom component "EnvelopControler" shown in BassSequencer panel
class EnvelopControler extends ControlPad {
public var env:Sprite, at:Number, tl:Number, dt:Number, sl:Number, sr:Number, rt:Number;
public var srFixed:Boolean, tlFixed:Boolean, rlFixed:Boolean, dragIndex:int, pt:Array, onUpdate:Function;
function EnvelopControler(parent:DisplayObjectContainer, x:Number, y:Number, width:Number, height:Number, p:*) {
at=p["at"]; dt=p["dt"]; sl=p["sl"];
srFixed=!("sr" in p); tlFixed=!("tl" in p); rlFixed=!("rt" in p);
tl=(tlFixed)?1:p["tl"]; sr=(srFixed)?1:p["sr"]; rt=(rlFixed)?1:p["rt"];
dragIndex = 0;
super(parent, x, y, width, height);
back.addChild(env = new Sprite());
env.filters = [getShadow(1)];
addEventListener(MouseEvent.MOUSE_MOVE, onMouseMove);
onChange = _onChange;
onStart = _onStart;
onStop = _onStop;
rx = at * 0.3;
ry = 1 - tl;
}
override public function draw() : void {
super.draw();
updateEnvelop();
}
protected function updateEnvelop() : void {
pt = [[at*w*0.3,(1-tl)*h], [(at+dt)*w*0.3,(1-sl*tl)*h], [w*0.7,(1-sl*tl)*sr*h], [(rlFixed)?w:(0.7+rt*0.3)*w,(rlFixed)?((1-sl*tl)*sr*h):h]];
env.graphics.clear();
env.graphics.lineStyle(2,Style.BUTTON_FACE);
env.graphics.moveTo(5, h+5);
env.graphics.lineTo(pt[0][0]+5, pt[0][1]+5);
env.graphics.lineTo(pt[1][0]+5, pt[1][1]+5);
env.graphics.lineTo(pt[2][0]+5, pt[2][1]+5);
env.graphics.lineTo(pt[3][0]+5, pt[3][1]+5);
}
protected function _onStart() : void { removeEventListener(MouseEvent.MOUSE_MOVE, onMouseMove); }
protected function _onStop() : void { addEventListener(MouseEvent.MOUSE_MOVE, onMouseMove); }
protected function onMouseMove(e:MouseEvent) : void {
var i:int, dx:Number=pt[0][0]-mouseX, dy:Number=pt[0][1]-mouseY, d2:Number=dx*dx+dy*dy;
for (dragIndex=0, i=1; i<4; i++) {
dx = pt[i][0] - mouseX;
dy = pt[i][1] - mouseY;
if (dx*dx+dy*dy < d2) {
d2 = dx*dx+dy*dy;
dragIndex = i;
}
}
pointer.x = pt[dragIndex][0];
pointer.y = pt[dragIndex][1];
}
protected function _onChange() : void {
var n:Number;
switch (dragIndex) {
case 0:
at = (rx>=0.3) ? 1 : (rx * 3.3333333333333333);
tl = (tlFixed) ? 1 : (1 - ry);
rx = at * 0.3;
ry = 1 - tl;
break;
case 1:
n = rx - at * 0.3;
dt = (n<0) ? 0 : (n>=0.3) ? 1 : (n * 3.3333333333333333);
sl = (tl==0) ? 0 : ((1 - ry)/tl);
if (sl > 1) sl = 1;
rx = (at + dt)*0.3;
ry = 1 - sl * tl;
break;
case 2:
rx = 0.7;
sl = (tl==0) ? 0 : ((1 - ry)/tl);
if (sl > 1) sl = 1;
ry = 1 - sl * tl;
break;
case 3:
rt = (rlFixed) ? 1 : (rx<0.7) ? 0 : ((rx-0.7) * 3.3333333333333333);
rx = rt * 0.3 + 0.7;
ry = (rlFixed) ? (1 - sl * tl) : 1;
break;
default:
break;
}
updatePointerPosition();
updateEnvelop();
onUpdate();
}
}
/** 3D engine class */
class Render3D extends Shape {
//--------------------------------------------------variables
public var matrix:Matrix3D;
private var _projectionMatrix:Matrix3D; // projection matrix
private var _matrixStac:Vector.<Matrix3D> = new Vector.<Matrix3D>(); // matrix stac
private var _cmdWire:Vector.<int> = Vector.<int>([1,2]); // commands to draw wire
private var _cmdTriangle:Vector.<int> = Vector.<int>([1,2,2]); // commands to draw triangle
private var _cmdQuadrangle:Vector.<int> = Vector.<int>([1,2,2,2]); // commands to draw quadrangle
private var _data:Vector.<Number> = new Vector.<Number>(8, true); // data to draw shape
private var _clippingZ:Number; // clipping z value
private var _depthMap:BitmapData = new BitmapData(256, 256, false); // texture for depth buffer rendering
private var _zeroVector:Vector3D = new Vector3D(0,0,0,1); // zero vector
//--------------------------------------------------constructor
function Render3D(focus:Number=300, clippingZ:Number=-0.1) {
var projector:PerspectiveProjection = new PerspectiveProjection()
projector.focalLength = focus;
_projectionMatrix = projector.toMatrix3D();
_clippingZ = -clippingZ;
matrix = new Matrix3D();
_matrixStac.length = 1;
_matrixStac[0] = matrix;
var u:int, v:int;
for (v=0; v<256; v++)
for (u=0; u<256; u++)
//_depthMap.setPixel(255-u, 255-v, (v<<8)|u);
_depthMap.setPixel(255-u, 255-v, (u<<16)|(u<<8)|u);
}
//--------------------------------------------------control matrix
public function clear() : Render3D { matrix = _matrixStac[0]; _matrixStac.length = 1; return this; }
public function push() : Render3D { _matrixStac.push(matrix.clone()); return this; }
public function pop() : Render3D { matrix = (_matrixStac.length == 1) ? matrix : _matrixStac.pop(); return this; }
public function id() : Render3D { matrix.identity(); return this; }
public function t(x:Number, y:Number, z:Number) : Render3D { matrix.prependTranslation(x, y, z); return this; }
public function tv(v:Vector3D) : Render3D { matrix.prependTranslation(v.x, v.y, v.z); return this; }
public function s(x:Number, y:Number, z:Number) : Render3D { matrix.prependScale(x, y, z); return this; }
public function sv(v:Vector3D) : Render3D { matrix.prependScale(v.x, v.y, v.z); return this; }
public function r(angle:Number, axis:Vector3D) : Render3D { matrix.prependRotation(angle, axis); return this; }
public function rv(v:Vector3D) : Render3D { matrix.prependRotation(v.w, v); return this; }
public function rx(angle:Number) : Render3D { matrix.prependRotation(angle, Vector3D.X_AXIS); return this; }
public function ry(angle:Number) : Render3D { matrix.prependRotation(angle, Vector3D.Y_AXIS); return this; }
public function rz(angle:Number) : Render3D { matrix.prependRotation(angle, Vector3D.Z_AXIS); return this; }
public function mult(mat:Matrix3D) : Render3D { matrix.prepend(mat); return this; }
//--------------------------------------------------projections
public function project(pmesh:ProjectionMesh) : Render3D {
matrix.transformVectors(pmesh.base.vertices, pmesh.verticesOnWorld);
matrix.transformVectors(pmesh.base.gravPoints, pmesh.gravPointsOnWorld);
pmesh.position = matrix.position;
pmesh.sortZ = pmesh.position.lengthSquared;
matrix.position = _zeroVector;
matrix.transformVectors(pmesh.base.faceNormals, pmesh.faceNormalsOnWorld);
matrix.position = pmesh.position;
var nearZ:Number = -Number.MAX_VALUE, farZ:Number = _clippingZ,
vtx:Vector.<Number> = pmesh.verticesOnWorld,
gp:Vector.<Number> = pmesh.gravPointsOnWorld,
fn:Vector.<Number> = pmesh.faceNormalsOnWorld,
flist:Vector.<Face> = pmesh.base.faces,
f:Face, f0:Face, i:int, imax:int, i0:int, i1:int, i2:int,
z0:Number, z1:Number, z2:Number, gpi:int, dot:Number;
imax = flist.length;
pmesh.faceProjected.length = 0;
for (i=0; i<imax; i++) {
f = flist[i];
z0 = vtx[(f.i0<<1) + f.i0 + 2];
z1 = vtx[(f.i1<<1) + f.i1 + 2];
z2 = vtx[(f.i2<<1) + f.i2 + 2];
if (z0<_clippingZ && z1<_clippingZ && z2<_clippingZ) {
gpi = f.gpi - 2;
dot = gp[gpi] * fn[gpi]; gpi++;
dot += gp[gpi] * fn[gpi]; gpi++;
dot += gp[gpi] * fn[gpi];
if (dot <= 0) {
if (nearZ < z0) nearZ = z0;
if (nearZ < z1) nearZ = z1;
if (nearZ < z2) nearZ = z2;
if (farZ > z0) farZ = z0;
if (farZ > z1) farZ = z1;
if (farZ > z2) farZ = z2;
pmesh.faceProjected.push(f);
}
}
}
pmesh.nearZ = nearZ;
pmesh.farZ = farZ;
pmesh.indexDirty = true;
pmesh.screenProjected = false;
pmesh.faceProjected.sort(function(f1:Face, f2:Face):Number{ return gp[f1.gpi] - gp[f2.gpi]; });
return this;
}
//--------------------------------------------------rendering
public function renderSolid(pmesh:ProjectionMesh, materialList:Array, light:Light) : Render3D {
var idx:int, mat:Material, f:Face, vout:Vector.<Number> = pmesh.verticesOnScreen,
fn:Vector.<Number> = pmesh.faceNormalsOnWorld, g:Graphics = graphics;
if (!pmesh.screenProjected) {
Utils3D.projectVectors(_projectionMatrix, pmesh.verticesOnWorld, vout, pmesh.base.texCoords);
pmesh.screenProjected = true;
}
g.clear();
var i:int, imax:int = pmesh.faceProjected.length;
for (i=0; i<imax; i++) {
f = pmesh.faceProjected[i];
mat = materialList[f.mat];
idx = f.i0<<1;
_data[0] = vout[idx]; idx++;
_data[1] = vout[idx];
idx = f.i1<<1;
_data[2] = vout[idx]; idx++;
_data[3] = vout[idx];
idx = f.i2<<1;
_data[4] = vout[idx]; idx++;
_data[5] = vout[idx];
g.beginFill(mat.getColor(light, fn[f.gpi-2], fn[f.gpi-1], fn[f.gpi]), mat.alpha);
if (f.i3 == -1) {
g.drawPath(_cmdTriangle, _data);
} else {
idx = f.i3<<1;
_data[6] = vout[idx]; idx++;
_data[7] = vout[idx];
g.drawPath(_cmdQuadrangle, _data);
}
g.endFill();
}
return this;
}
public function renderWire(pmesh:ProjectionMesh, color:uint, alpha:Number=1, width:Number=1) : Render3D {
var idx:int, vout:Vector.<Number> = pmesh.verticesOnScreen, g:Graphics = graphics;
if (!pmesh.screenProjected) {
Utils3D.projectVectors(_projectionMatrix, pmesh.verticesOnWorld, vout, pmesh.base.texCoords);
pmesh.screenProjected = true;
}
g.clear();
g.lineStyle(width, color, alpha);
for each (var wire:Wire in pmesh.base.wires) {
idx = wire.i0<<1;
_data[0] = vout[idx]; idx++;
_data[1] = vout[idx];
idx = wire.i1<<1;
_data[2] = vout[idx]; idx++;
_data[3] = vout[idx];
g.drawPath(_cmdWire, _data);
}
return this;
}
public function renderDepth(pmesh:ProjectionMesh) : Render3D {
var i:int, imax:int = pmesh.vertexImax, g:Graphics = graphics, depth:Number,
nearZ:Number = (_clippingZ < pmesh.nearZ) ? _clippingZ : pmesh.nearZ,
r:Number = 1/(pmesh.farZ - nearZ), duvt:Vector.<Number> = _depthUVT;
duvt.length = imax;
for (i=2; i<imax; i+=5) {
depth = (pmesh.verticesOnWorld[i] - nearZ) * r;
duvt[i] = 0; i--; // t
duvt[i] = 0; i--; // v
duvt[i] = depth; // u
}
Utils3D.projectVectors(_projectionMatrix, pmesh.verticesOnWorld, pmesh.verticesOnScreen, duvt);
g.clear();
g.beginBitmapFill(_depthMap, null, false, true);
g.drawTriangles(pmesh.verticesOnScreen, pmesh.indicesProjected, duvt);
g.endFill();
return this;
}
private var _depthUVT:Vector.<Number> = new Vector.<Number>();
}
/** Point class that has both source and projected points. */
class Point3D extends Vector3D {
public var world:Vector3D;
function Point3D(x:Number=0, y:Number=0, z:Number=0, w:Number=1) { super(x,y,z,w); world=clone(); }
}
/** Face class */
class Face {
public var index:int, i0:int, i1:int, i2:int, i3:int, gpi:int, mat:int;
public var normal:Vector3D = new Vector3D();
static private var _freeList:Vector.<Face> = new Vector.<Face>();
static public function free(face:Face) : void { _freeList.push(face); }
static public function alloc(index:int, i0:int, i1:int, i2:int, i3:int, mat:int) : Face {
var f:Face = _freeList.pop() || new Face();
f.index=index; f.i0=i0; f.i1=i1; f.i2=i2; f.i3=i3; f.gpi=0; f.mat=mat;
return f;
}
}
/** Wire class */
class Wire {
public var index:int, i0:int, i1:int;
static private var _freeList:Vector.<Wire> = new Vector.<Wire>();
static public function free(wire:Wire) : void { _freeList.push(wire); }
static public function alloc(index:int, i0:int, i1:int) : Wire {
var w:Wire = _freeList.pop() || new Wire();
w.index=index; w.i0=i0; w.i1=i1;
return w;
}
}
/** Mesh class. */
class Mesh {
public var vertices:Vector.<Number>; // vertex
public var verticesCount:int; // vertex count
public var texCoords:Vector.<Number>; // texture coordinate
public var gravPoints:Vector.<Number>; // gravity point
public var faceNormals:Vector.<Number>; // face normal
public var faces:Vector.<Face> = new Vector.<Face>(); // face list
public var wires:Vector.<Wire> = new Vector.<Wire>(); // wireframe list
/** constructor */
function Mesh(vertexList:Array=null, faceList:Array=null) {
if (vertexList) this.vertices = Vector.<Number>(vertexList);
else this.vertices = new Vector.<Number>();
this.verticesCount = vertices.length / 3;
this.texCoords = new Vector.<Number>();
this.gravPoints = new Vector.<Number>();
this.faceNormals = new Vector.<Number>();
if (faceList) {
for (var i:int=0; i<faceList.length; i+=3) face(faceList[i], faceList[i+1], faceList[i+2]);
updateFaces(true);
}
}
/** clear all faces */
public function clear() : Mesh {
var i:int, imax:int = faces.length;
for (i=0; i<imax; i++) Face.free(faces[i]);
faces.length = 0;
gravPoints.length = 0;
faceNormals.length = 0;
return this;
}
/** register face */
public function face(i0:int, i1:int, i2:int, mat:int=0) : Mesh {
faces.push(Face.alloc(faces.length, i0, i1, i2, -1, mat));
return this;
}
/** register quadrangle face. set div=true to divide into 2 triangles. */
public function qface(i0:int, i1:int, i2:int, i3:int, mat:int=0, div:Boolean=true) : Mesh {
if (div) {
faces.push(Face.alloc(faces.length, i0, i1, i2, -1, mat),
Face.alloc(faces.length+1, i3, i2, i1, -1, mat));
}
else faces.push(Face.alloc(faces.length, i0, i1, i3, i2, mat));
return this;
}
/** register wire */
public function wire(i0:int, i1:int) : Mesh {
wires.push(Wire.alloc(wires.length, i0, i1));
return this;
}
/** update face gravity points and normal vectors. create wireframes when updateWire==true */
public function updateFaces(updateWire:Boolean = false, facetAngle:Number = 180) : Mesh {
var vtx:Vector.<Number> = vertices, gp:Vector.<Number> = gravPoints, fn:Vector.<Number> = faceNormals,
i:int, imax:int = faces.length, f:Face, vidx:int, i0:int, i1:int, i2:int, i3:int,
x01:Number, x02:Number, y01:Number, y02:Number, z01:Number, z02:Number;
verticesCount = vertices.length/3;
for (i=0; i<imax; i++) {
f = faces[i];
if (!f.gpi) {
gp.length += 3;
fn.length += 3;
f.gpi = gp.length - 1;
}
vidx = f.gpi - 2;
i0 = (f.i0<<1) + f.i0;
i1 = (f.i1<<1) + f.i1;
i2 = (f.i2<<1) + f.i2;
x01 = vtx[i1] - vtx[i0];
x02 = vtx[i2] - vtx[i0];
gp[vidx] = (vtx[i0] + vtx[i1] + vtx[i2]) * 0.333333333333;
vidx++; i0++; i1++; i2++;
y01 = vtx[i1] - vtx[i0];
y02 = vtx[i2] - vtx[i0];
gp[vidx] = (vtx[i0] + vtx[i1] + vtx[i2]) * 0.333333333333;
vidx++; i0++; i1++; i2++;
z01 = vtx[i1] - vtx[i0];
z02 = vtx[i2] - vtx[i0];
gp[vidx] = (vtx[i0] + vtx[i1] + vtx[i2]) * 0.333333333333;
f.normal.x = y02 * z01 - y01 * z02;
f.normal.y = z02 * x01 - z01 * x02;
f.normal.z = x02 * y01 - x01 * y02;
f.normal.w = 0;
f.normal.normalize();
vidx = f.gpi - 2;
fn[vidx] = f.normal.x; vidx++;
fn[vidx] = f.normal.y; vidx++;
fn[vidx] = f.normal.z;
if (f.i3 != -1) {
i3 = (f.i3<<1) + f.i3;
vidx = f.gpi - 2;
gp[vidx] = gp[vidx] * 0.75 + gp[i3] * 0.25; vidx++; i3++;
gp[vidx] = gp[vidx] * 0.75 + gp[i3] * 0.25; vidx++; i3++;
gp[vidx] = gp[vidx] * 0.75 + gp[i3] * 0.25;
}
}
if (updateWire) {
var facetCos:Number = Math.cos((180-facetAngle)*57.29577951308232);
for (i=0; i<imax; i++) {
f = faces[i];
_wire(f, f.i0, f.i1);
_wire(f, f.i1, f.i2);
if (f.i3==-1) _wire(f, f.i2, f.i0);
else { _wire(f, f.i2, f.i3); _wire(f, f.i3, f.i0); }
}
}
return this;
function _wire(f0:Face, i0:int, i1:int) : void {
var fidx:int = findFaceByVertexIndex(i0, i1);
if (fidx == -1 || facetCos >= f0.normal.dotProduct(faces[fidx].normal)) {
var i:int, imax:int = wires.length, w:Wire;
for (i=0; i<imax; i++) {
w = wires[i];
if ((w.i0==i0 && w.i1==i1) || (w.i0==i1 && w.i1==i0)) return;
}
wire(i0, i1);
}
}
}
/** find face by 2 vertex indexes. */
public function findFaceByVertexIndex(i0:int, i1:int, prevIndex:int=-1) : int {
var i:int, imax:int = faces.length, f:Face;
for (i=prevIndex+1; i<imax; i++) {
f = faces[i];
if ((f.i0==i0 && f.i1==i1) || (f.i0==i1 && f.i1==i0) || (f.i1==i0 && f.i2==i1) || (f.i1==i1 && f.i2==i0)) return i;
if (f.i3==-1) {
if ((f.i2==i0 && f.i0==i1) || (f.i2==i1 && f.i0==i0)) return i;
} else {
if ((f.i2==i0 && f.i3==i1) || (f.i2==i1 && f.i3==i0) || (f.i3==i0 && f.i0==i1) || (f.i3==i1 && f.i0==i0)) return i;
}
}
return -1;
}
}
/** mesh for projection. */
class ProjectionMesh {
/** ProjectionMesh sorter */
static public function sorter(p0:ProjectionMesh, p1:ProjectionMesh) : Number { return p1.sortZ - p0.sortZ; }
public var verticesOnWorld:Vector.<Number>; // vertex on camera coordinate
public var verticesOnScreen:Vector.<Number>; // vertex on screen
public var gravPointsOnWorld:Vector.<Number>; // gravity points on camera coordinate
public var faceNormalsOnWorld:Vector.<Number>; // face normals on camera coordinate
public var faceProjected:Vector.<Face>; // projected faces
public var vnormals:Vector.<Vector3D>; // vertex normal
public var nearZ:Number, farZ:Number; // z buffer range
public var position:Vector3D, sortZ:Number; // object position and sorting Number
public var screenProjected:Boolean = false; // flag to projection on screen
public var indexDirty:Boolean = false; // flag to recalculate indexes
public var base:Mesh = null;
private var _projectedFaceIndices:Vector.<int> = new Vector.<int>();
/** indices of projected faces */
public function get indicesProjected() : Vector.<int> {
var idx:Vector.<int> = _projectedFaceIndices, f:Face, i:int, imax:int, j:int;
if (indexDirty) {
idx.length = imax = faceProjected.length * 3;
for (i=0,j=0; i<imax; j++) {
f = faceProjected[j];
idx[i] = f.i0; i++;
idx[i] = f.i1; i++;
idx[i] = f.i2; i++;
}
indexDirty = true;
}
return idx;
}
public function get vertexImax() : int { return (base.verticesCount<<1) + base.verticesCount; }
public function get projected() : Boolean { return (position != null); }
/** constructor */
function ProjectionMesh(m:Mesh=null) {
this.verticesOnWorld = new Vector.<Number>();
this.verticesOnScreen = new Vector.<Number>();
this.gravPointsOnWorld = new Vector.<Number>();
this.faceNormalsOnWorld = new Vector.<Number>();
this.faceProjected = new Vector.<Face>();
this.vnormals = null;
this.position = null;
this.base = m || new Mesh();
}
}
/** Light class */
class Light extends Point3D {
public var halfVector:Vector3D = new Vector3D();
/** constructor (set position) */
function Light(x:Number=1, y:Number=1, z:Number=1) {
super(x, y, z, 0);
normalize();
}
/** projection */
public function transformBy(viewMatrix:Matrix3D) : void {
world = viewMatrix.deltaTransformVector(this);
halfVector.x = world.x;
halfVector.y = world.y;
halfVector.z = world.z + 1;
halfVector.normalize();
}
}
/** Material class */
class Material extends BitmapData {
public var alpha:Number = 1; // The alpha value is available for renderSolid()
public var doubleSided:int = 0; // set doubleSided=-1 if double sided material
/** constructor */
function Material(dif:int=128, spc:int=128) { super(dif, spc, false); }
/** set color. */
public function setColor(col:uint, amb:int=64, dif:int=192, spc:int=0, pow:Number=8) : Material {
fillRect(rect, col);
var lmap:LightMap = new LightMap(width, height);
draw(lmap.diffusion(amb, dif), null, null, "hardlight");
draw(lmap.specular (spc, pow), null, null, "add");
lmap.dispose();
return this;
}
/** calculate color by light and normal vector. */
public function getColor(l:Light, nx:Number, ny:Number, nz:Number) : uint {
var dir:Vector3D = l.world, hv:Vector3D = l.halfVector;
var ln:int = int((dir.x * nx + dir.y * ny + dir.z * nz) * (width-1)),
hn:int = int((hv.x * nx + hv.y * ny + hv.z * nz) * (height-1));
if (ln<0) ln = (-ln) & doubleSided;
if (hn<0) hn = (-hn) & doubleSided;
return getPixel(ln, hn);
}
}
/** Light map */
class LightMap extends BitmapData {
function LightMap(dif:int, spc:int) { super(dif, spc, false); }
public function diffusion(amb:int, dif:int) : BitmapData {
var col:int, rc:Rectangle = new Rectangle(0, 0, 1, height), ipk:Number = 1 / width;
for (rc.x=0; rc.x<width; rc.x+=1) {
col = ((rc.x * (dif - amb)) * ipk) + amb;
fillRect(rc, (col<<16)|(col<<8)|col);
}
return this;
}
public function specular(spc:int, pow:Number) : BitmapData {
var col:int, rc:Rectangle = new Rectangle(0, 0, width, 1),
mpk:Number = (pow + 2) * 0.15915494309189534, ipk:Number = 1 / height;
for (rc.y=0; rc.y<height; rc.y+=1) {
col = Math.pow(rc.y * ipk, pow) * spc * mpk;
if (col > 255) col = 255;
fillRect(rc, (col<<16)|(col<<8)|col);
}
return this;
}
}
/** Hexagonal Pillars */
class HexagonalPillar extends ProjectionMesh {
public var ratio:Number, height:Number = 10, wave:Number = 0, row:int, col:int, level:int;
function HexagonalPillar(row:int, col:int, level:int) {
super();
base.vertices.length = 36;
for (i=1; i<6; i++) base.qface(i-1,i,i+5,i+6,0,true);
base.qface(5,0,11,6,0,true);
for (var i:int=1; i<5; i++) base.face(0,i+1,i);
this.row = row; this.col = col; this.level = level;
height = pillarHeight;
ratio = 1.0;
_updateVertex();
}
private function _updateVertex() : void {
var i:int, j:int;
for (i=0, j=18; i<18;) {
base.vertices[j] = hexVertex[i] * ratio; j++; //bottom x
base.vertices[i] = hexVertex[i] * ratio; i++;
base.vertices[j] = hexVertex[i] * ratio; j++; //bottom y
base.vertices[i] = hexVertex[i] * ratio; i++;
base.vertices[j] = 0; j++; //bottom y
base.vertices[i] = 10*ratio; i++; //top y
}
base.updateFaces();
}
public function project(gl:Render3D, hd:Number) : void {
var x:Number = (row-8+scroll) * radius * 1.5,
y:Number = ((col*2+(row&1))-2) * radius * 0.8660254037844385,
z:Number = level*10;
wave = Math.sin(x*0.02702445293410575 + wavePhase + col * 0.39269908169872414 * Math.sin(wavePhase*0.0625)) * waveHeight;
height = (height-pillarHeight)*hd + pillarHeight;
_updateVertex();
gl.push().t(x, y, z).project(this).pop();
nearZ = -30;
farZ = -150;
}
public function render(gl:Render3D) : void {
//timer.start(1);
depth.draw(gl.renderDepth(this), centering);
//timer.pause(1);
//timer.start(2);
screen.draw(gl.renderSolid(this, [(new Material()).setColor(0xc0e0f0+(level*50), 64, 192, 8, 40)], light), centering);
//timer.pause(2);
}
static public var pillarHeight:Number = 0, heightDump:Number = 0.03125;
static public var wavePhaseDelta:Number, waveHeight:Number = 10;
static public var radius:Number = 10, scroll:Number=0, wavePhase:Number=0, speed:Number=1;
static public var hexVertex:Vector.<Number> = new Vector.<Number>(18, true);
static public var pillars:Array = new Array(15*6+7);//45
static public var centering:Matrix, screen:BitmapData, depth:BitmapData;
static public var materials:Array = [(new Material()).setColor(0xc0e0f0, 64, 192, 8, 40)];
static public var light:Light = new Light(1,0.5,0.25);
static public var camera:Vector3D = new Vector3D(0, 0, -80);
static public function set bpm(n:Number) : void { wavePhaseDelta = n*0.02617993877991494; }
static public function initialize(w:Number, h:Number) : void {
var i:int, imax:int = pillars.length;
for (i=0; i<18; i+=3) {
hexVertex[i] = Math.cos(i*0.3490658503988659) * radius;
hexVertex[i+1] = Math.sin(i*0.3490658503988659) * radius;
hexVertex[i+2] = 0;
}
for (i=0; i<imax; i++) pillars[i] = new HexagonalPillar(15-(i%60)%15, 4-(i%60)/15, (i)/60);
screen = new BitmapData(w, h, false, 0);
depth = new BitmapData(w, h, false, 0);
centering = new Matrix(1, 0, 0, 1, w*0.5, h*0.5);
}
static public function update(gl:Render3D, nx:Number, ny:Number, dt:Number) : void {
var i:int, imax:int = pillars.length, hd:Number = Math.pow(heightDump, dt);
var head:Number = (0.5-nx)*70;
var pitch:Number = (0.5-ny)*40;
if (head < -30) head = -30;
else if (head > 30) head = 30;
if (pitch < -15) pitch = -15;
else if (pitch > 15) pitch = 15;
//_scroll(dt);
wavePhase += wavePhaseDelta * dt;
light.transformBy(gl.id().tv(camera).rx(pitch-40).ry(-head).matrix);
depth.fillRect(depth.rect, 0);
screen.fillRect(screen.rect, 0xffffff);
//timer.start(3);
for (i=0; i<imax; i++) pillars[i].project(gl, hd);
pillars.sort(ProjectionMesh.sorter);
//timer.pause(3);
for (i=0; i<imax; i++) pillars[i].render(gl);
}
static private function _scroll(dt:Number) : void {
scroll += speed * dt;
if (scroll > 2) {
scroll -= 2;
var i:int, imax:int = pillars.length;
for (i=0; i<imax; i++) {
pillars[i].row += 2;
if (pillars[i].row > 14) pillars[i].row-=15;
}
}
}
static public function find(row:int, col:int) : HexagonalPillar {
var i:int, imax:int = pillars.length;
row -= (scroll>=1) ? 1 : 0;
for (i=0; i<imax; i++) {
if (pillars[i].row == row && pillars[i].col == col) return pillars[i];
}
return null;
}
}