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Actionscript:
import com.actionsnippet.qbox.*;
[SWF(backgroundColor=0x000000, width=700, height=600)]
var sim:QuickBox2D = new QuickBox2D(this);
sim.setDefault({fillColor:0x003366, lineColor:0x2B80D5});
sim.createStageWalls();
var i:int = 0;
for (i= 0; i<10; i++){
sim.addCircle({x:5 + i, y:7, radius:0.3, linearDamping:1, angularDamping:1, fillColor:0x78B4C2, isBullet:true});
}
for (i= 0; i<2; i++){
var poly:Array = [];
var r:Number = 3;
var step:Number = Math.PI / 6;
for (var t:Number = [...]
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Actionscript:
var triangulate:Triangulate = new Triangulate();
var poly:Array=[];
stage.addEventListener(MouseEvent.MOUSE_DOWN, onDown);
function onDown(evt:MouseEvent):void {
poly.push(new Pnt(mouseX, mouseY));
}
addEventListener(Event.ENTER_FRAME, onLoop);
function onLoop(evt:Event):void {
var i:int;
graphics.clear();
var verts:Array=triangulate.process(poly);
if (verts==null) {
// draw a red polygon if there is some kind of error,
// or if there are too [...]
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Actionscript:
// from http://www.bit-101.com/blog/?p=729
var number:Number = 10.5;
// for numbers
var isEven:Boolean = (number % 2) == 0;
trace(isEven);
// for ints
var integer:int = 10;
isEven = (integer & 1) == 0;
trace(isEven);
This is a classic that I've seen all over the place online... found myself needing it today and figured I should post it. It just an easy [...]
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Actionscript:
// from http://codebase.dbp-site.com/code/find-difference-between-two-angles-25
function angleDifference(angle0:Number, angle1:Number):Number{
return Math.abs((angle0 + 180 - angle1) % 360 - 180);
}
trace("get the angle between:");
trace("350 and 10 =", angleDifference(350, 10));
trace("180 and -1 =", angleDifference(180, -1));
trace("-10 and 5 =", angleDifference(-10, 5));
trace("725 and -45 =", angleDifference(725, -45));
/* outputs:
get the angle between:
350 and 10 = 20
180 and -1 = 179
-10 and [...]