void Reborn() {
Position = new CoordPoint(-12100, 12100);
//acceleration = 0;
direction = new CoordPoint(1, 0);
Velosity = new CoordPoint(-50,-50);
Calculator= new TrajectoryCalculator(this);
}
protected internal override void Step() {
if(starRotation >= 2 * Math.PI)
starRotation = 0;
Position = new CoordPoint((float)(DistanceToSun * Math.Cos(starRotation) + RotateCenter.Position.X), (float)(DistanceToSun * Math.Sin(starRotation) + RotateCenter.Position.Y));
starRotation += clockwise ? .0001f : -.0001f;
selfRotation += .005f;
}
void TaskLeaveDeathZone(GameObject obj) {
// set target location as end of vector, normal to strait vector from center of danger obj
CoordPoint toTarget = targetObject.Position - owner.Position;
CoordPoint leaveVector = (owner.Position - obj.Position) * 2;
if(Math.Abs(leaveVector.AngleTo(toTarget)) < Math.PI / 8)
targetLocation = targetObject.Position;
else {
CoordPoint v1 = new CoordPoint(-leaveVector.Y, leaveVector.X);
CoordPoint v2 = new CoordPoint(leaveVector.Y, -leaveVector.X);
float a1 = Math.Abs(v1.AngleTo(toTarget));
float a2 = Math.Abs(v2.AngleTo(toTarget));
CoordPoint normalVector = a1 < a2 ? v1 : v2;
targetLocation = leaveVector + normalVector + owner.Position;
}
}
public static void Pressed(CoordPoint coordPoint) {
if(pressCoolDown < 0)
pressCoolDown++;
else
{
pressCoolDown = -10;
// var ship = new Ship(instance.ships[0], instance.StarSystems[0]);
//ship.Position = coordPoint;
//instance.ships.Add(ship);
}
}
public CoordPoint World2ScreenPoint(CoordPoint wrlPoint) {
double unitFactorX = Bounds.Width > 0 ? PxlWidth / Bounds.Width : 0;
double unitFactorY = Bounds.Height > 0 ? PxlHeight / Bounds.Height : 0;
return new CoordPoint((wrlPoint.X - Bounds.LeftTop.X) * unitFactorX, (wrlPoint.Y - Bounds.LeftTop.Y) * unitFactorY);
}
public Slot(CoordPoint relativeLocation, ShipHull hull, SlotType type) {
this.relativeLocation = relativeLocation;
Hull = hull;
Type = type;
}
public float AngleTo(CoordPoint vector) {
var x2 = vector.X;
var y2 = vector.Y;
var dot = X * x2 + Y * y2;
var det = X * y2 - Y * x2;
var angle = Math.Atan2(det, dot);
//var angle = (Math.Atan2(0 - X, Y - (-1)));
return -(float)angle;
}
public CoordPoint(CoordPoint vector) {
X = vector.X;
Y = vector.Y;
}
protected internal virtual void Step() {
Position += Velosity;
}
//public bool isIntersect(Bounds obj) {
// return (Math.Abs(LeftTop.X - obj.LeftTop.X) * 2 < (Width + obj.Width)) &&
// (Math.Abs(LeftTop.Y - obj.LeftTop.Y) * 2 < (Height + obj.Height));
//}
public bool Contains(CoordPoint p) {
return this.LeftTop.X <= p.X && LeftTop.Y <= p.Y && RightBottom.X >= p.X && RightBottom.Y > p.Y;
}
public Bounds(float x, float y, float w, float h) {
LeftTop = new CoordPoint(x, y);
RightBottom = new CoordPoint(x + w, y + h);
}
public Bounds(CoordPoint lt, CoordPoint rb) {
LeftTop = lt;
RightBottom = rb;
}
public Body(CoordPoint location, float radius, StarSystem system) : base(system) {
this.radius = radius;
Position = location;
Mass = radius * 2;
}
public static CoordPoint GetSummaryAttractingForce(List<Body> objects, GameObject subject) {
var vector = new CoordPoint();
foreach(var obj in objects)
vector += GravitationForceVector(subject, obj);
return vector;
}
void TaskDecreaseSpeed() {
targetLocation = owner.Position - owner.Velosity.UnaryVector;
}
void TaskGoToTarget() {
targetLocation = targetObject.Position;
}
public AttachedItem(CoordPoint size, CoordPoint origin) : base(size, origin) {
}
public Item(CoordPoint size, CoordPoint origin) { //TODO implement in children
Size = size;
Origin = origin;
}
internal static Vector2 CoordPoint2Vector(CoordPoint point) {
return new Vector2(point.X, point.Y);
}
public Circle(CoordPoint position, float radius) {
Position = position;
this.radius = radius;
}
public Viewport(float x, float y, float w, float h) {
Centerpoint = new CoordPoint(x, y);
pxlWidth = w;
pxlHeight = h;
}
internal CoordPoint GetRotated(float angle) {
CoordPoint res = new CoordPoint(X, Y);
res.Rotate(angle);
return res;
}
public CoordPoint Screen2WorldPoint(CoordPoint scrPoint) {
double pixelFactorX = PxlWidth > 0 ? Bounds.Width / PxlWidth : 0;
double pixelFactorY = PxlHeight > 0 ? Bounds.Width / PxlWidth : 0;
return new CoordPoint(scrPoint.X * pixelFactorX + Bounds.LeftTop.X, scrPoint.Y * pixelFactorY + Bounds.LeftTop.Y);
}
public static float Distance(CoordPoint p1, CoordPoint p2) {
return (float)Math.Sqrt(Math.Pow(p1.X - p2.X, 2) + Math.Pow(p1.Y - p2.Y, 2));
}
public VirtualObject(StarSystem system, float mass, CoordPoint position, CoordPoint velosity) : base(system) {
Position = position;
Mass = mass;
Velosity = velosity;
}