public override ObjectStatePacket Update(long ticks)
{
if ((Target != null && Util.Distance(X, Y, Target.X, Target.Y) > CurrentUpgrade.Range) || !_game.Contains(Target))
{
Target = null;
}
if (Target == null)
{
var nearest = _game.FindNearestObjectWithinRadius(this, X, Y, CurrentUpgrade.Range, typeof(Vehicle));
Target = nearest != null ? nearest.Object : null;
}
if (Target != null)
{
float ax, ay;
Angles.AngleToDirection(Angle, out ax, out ay);
float tdx = Target.X - X;
float tdy = Target.Y - Y;
int actualTargetAngle = Util.DeltasToAngle(tdx, tdy);
float cp = CrossProduct(ax, ay, tdx, tdy);
int adiff = Angles.Difference(_trackingTargetAngle, actualTargetAngle) / 2;
if (cp < 0)
{
_trackingTargetAngle -= Math.Min(adiff, MaxAngleVelocity);
}
else
{
_trackingTargetAngle += Math.Min(adiff, MaxAngleVelocity);
}
//_trackingTargetAngle = actualTargetAngle;
Angle = _trackingTargetAngle & 4095;
}
return null;
}
public Hud(Game game)
{
_game = game;
Renderer r = game.Application.Renderer;
// _msgLine = new TextLine(r, r.Width-200, r.Height-PanelHeight/2-10, _basePriority);
_gameLine = new TextLine(r, 8, 8, _basePriority);
_rendererLine = new TextLine(r, 8, 28, _basePriority);
_nextWaveLine = new TextLine(r, r.Width/2, r.Height/2-11, _basePriority+100);
_showNextWaveLine = false;
_toolbar = new HudToolbar(_game, r, _basePriority);
_cursors[0] = new Sprite(_game.Config.GetWidgetTemplate("buildcursor"), Drawable.Flags.Colorize, _basePriority+40);
_cursors[1] = new Sprite(null, Drawable.Flags.Colorize, _basePriority+41);
_cursors[1][0].Frame = (byte)0;
_selectionHighlight = new Sprite(_game.Config.GetWidgetTemplate("selhighlight"), 0, _basePriority);
_upgradeButton = new Widget(_game.Config.GetWidgetTemplate("upgradebutton"), _game, _basePriority+1);
_upgradeButton.SetFlags(WidgetFlags.LevelCoordinates);
_sellButton = new Widget(_game.Config.GetWidgetTemplate("sellbutton"), _game, _basePriority+1);
_sellButton.SetFlags(WidgetFlags.LevelCoordinates);
_upgradeButton[0].Color = new Color4(1.0f, 1.0f, 1.0f, 0.65f);
_upgradeButton[1].Color = new Color4(1.0f, 1.0f, 1.0f, 0.0f);
_sellButton[0].Color = new Color4(1.0f, 1.0f, 1.0f, 0.65f);
_sellButton[1].Color = new Color4(1.0f, 1.0f, 1.0f, 0.0f);
_pointerCircle = new Circle(0, 0, 0, 300);
_pointerCircle.Color.A = 0.4f;
_selectedCircle = new Circle(0,0,0, _basePriority-2);
_selectedCircle.Color.A = 0.4f;
_bpullout = new HudBuildablePullout(_game, r,_basePriority);
_mousePointerCollider = Collider.Point( 0,
0,
delegate(Collider c, IEnumerable<ObjectAndDistance> objects)
{
var o = objects.FirstOrDefault();
if(o != null)
_hoverObject = o.Object;
},
null );
_mousePointerCollider.FilterType = typeof(Buildable);
game.Application.Input.MouseDown += HandleMouseDown;
game.Application.Input.KeyDown += HandleKeyDown;
}
public void Remove(GameObject gob)
{
int startx = (int)(gob.X-gob.Radius) / _cellSize;
int starty = (int)(gob.Y-gob.Radius) / _cellSize;
int endx = (int)(gob.X+gob.Radius) / _cellSize;
int endy = (int)(gob.Y+gob.Radius) / _cellSize;
for(int y = starty; y <= endy; ++y)
{
for(int x = startx; x <= endx; ++x)
{
_grid[x + y * _gridWidth].Remove(gob);
}
}
}
public ObjectAndDistance(GameObject obj, float distance)
{
Debug.Assert(obj != null);
Distance = distance;
Object = obj;
}
public void RemoveObject(GameObject obj)
{
lock(_objectRemoveList)
{
_objectRemoveList.Add(obj);
}
}
public IEnumerable<ObjectAndDistance> FindObjectsWithinRadius(GameObject src, float x, float y, float radius, Type filterType)
{
var nearby = _spatialHash.GetNearby(x,y,radius);
return from n in nearby
let dist = Util.Distance(x,y,n.X,n.Y)
where n != src &&
filterType.IsAssignableFrom(n.GetType()) &&
dist < radius
select new ObjectAndDistance(n,dist);
}
public ObjectAndDistance FindNearestObjectWithinRadius(GameObject src, float x, float y, float radius, Type filterType)
{
return FindObjectsWithinRadius(src,x,y,radius,filterType).OrderBy(o => o.Distance).FirstOrDefault();
}
public bool Contains(GameObject gob)
{
return _objects.Contains(gob);
}
public void AddObject(GameObject obj)
{
lock(_objectAddList)
{
obj.Uid = _nextUid++;
_objectAddList.Add(obj);
}
}