FixtureDef triFixD=new FixtureDef();
FixtureDef recFixD=new FixtureDef();
PolygonShape triShape=new PolygonShape();
PolygonShape recShape=new PolygonShape();
Vector[] verticesP=new Vector[]{new Vector(rSin15,rCos15),new Vector(radius,0),new Vector(rSin15,-rCos15)};
Vec2[] verticesW=new Vec2[3];
for(int i=0;i<3;i++){
verticesW[i]=CoordinateConverter.vectorPixelToWorld(verticesP[i]);
}
triShape.set(verticesW, verticesW.length);
recShape.setAsBox(CoordinateConverter.scalerPixelsToWorld(hw),
CoordinateConverter.scalerPixelsToWorld(radius*0.6) ,
CoordinateConverter.vectorPixelToWorld(new Vector(rSin15-hw,0)),0);
triFixD.isSensor=true;
recFixD.isSensor=true;
triFixD.shape=triShape;
recFixD.shape=recShape;