test.hx

package;

import nape.util.BitmapDebug;
import nape.util.Debug;
import nape.phys.Body;
import nape.phys.BodyType;
import nape.shape.Circle;
import nape.shape.Polygon;
import nape.geom.Vec2;
import nape.space.Space;
import openfl.display.Sprite;
import openfl.display.DisplayObject;
import openfl.events.Event;
import openfl.Lib;

class Main extends Sprite {
    public var space:Space;
    private var _t:Int;
    private var debug:Debug;

    public function new () {
        super ();

        _t = Lib.getTimer();
        space = new Space(new Vec2(0, 600));
        addEventListener(Event.ENTER_FRAME, update, false);

        var floorBody:Body = new Body(BodyType.STATIC);
        var floorShape:Polygon = new Polygon(Polygon.rect(0, Lib.current.stage.stageHeight - 5, Lib.current.stage.stageWidth, 5));

        floorShape.body = floorBody;
        floorBody.space = space;

        var block:Body = new Body();
        var blockShape:Polygon = new Polygon(Polygon.rect(300, 100, 50, 50));
        blockShape.body = block;
        block.space = space;

        var circle:Body = new Body();
        var circleShape:Circle = new Circle(50, new Vec2(100, 100));
        circle.rotation = 45;
        circle.position.x = 300;
        circle.position.y = 100;
        circleShape.body = circle;
        circle.space = space;

        debug = new BitmapDebug(Lib.current.stage.stageWidth, Lib.current.stage.stageHeight, 0x33BADA55);
        var display:DisplayObject = debug.display;
        addChild(display);
    }   

    public function update(e:Event)
    {
        var t:Int = Lib.getTimer();
        var dt:Float = (t - _t) * 0.001;
        _t = t;

        space.step(dt);
        debug.clear();
        debug.draw(space);
        debug.flush();
    }
}