private List <(AgarElement eater, List <AgarElement> eateds)> LocateCollisions(List <AgarElement> currentElements)
{
List <(AgarElement eater, List <AgarElement> eateds)> collision = new List <(AgarElement eater, List <AgarElement> eateds)>();
var cells =
currentElements
.Select((e, i) => new { e, i })
.Where(x => x.e.ElementType == ElementType.CellPart)
.ToList();
foreach (var currentCell in cells)
{
var p = currentElements
.Take(currentCell.i)
.Where(otherElement =>
ElementsHelper.CanOneElementEatsOtherOneByMass(currentCell.e, otherElement) &&
ElementsHelper.CanOneElementEatsOtherOneByCellGroup(currentCell.e, otherElement) &&
ElementsHelper.CanOneElementEatsOtherOneByDistance(currentCell.e, otherElement))
.ToList <AgarElement>();
if (p.Any())
{
collision.Add((currentCell.e, p));
}
}
return(collision);
}
public override async Task Tic(int fpsTicNum)
{
// passive loss of mass
_Mass = _Mass * 0.999995;
if (_Mass > 0 && _Mass < 10)
{
_Mass = 10;
}
// go from Vel to VelBase
var diffVelVelBase = (Vel - VelBase) * 0.01;
//Vel -= diffVelVelBase;
// collides with other cellparts in same cell?
var collisions = this
.Cell
.Where(c => c != this)
.Where(c => ElementsHelper.Collides(this, c))
.ToList();
foreach (var otherCells in collisions)
{
this.PushTo(2 * X - otherCells.X, 2 * Y - otherCells.Y, 2);
}
await base.Tic(fpsTicNum);
}
public long YGame2Physics(double y)
{
var distance_to_cell = (y - CurrentY) * this.Zoom;
var center_point = this.VisibleAreaY / 2;
var distance_to_center_point = center_point + distance_to_cell;
return(ElementsHelper.TryConvert(distance_to_center_point));
}
public override string CssStyle(Player c) => $@"
top: {c.YGame2Physics(0)}px ;
left: {c.XGame2Physics(0)}px;
width: {(ElementsHelper.TryConvert(X * c.Zoom)).ToString()}px ;
height: {(ElementsHelper.TryConvert(Y * c.Zoom)).ToString()}px ;
";
public static bool Collides(AgarElement oneElement, AgarElement otherElement)
{
var r = ElementsHelper.TwoElementsCenterDistance(oneElement, otherElement) <= oneElement.Radius + otherElement.Radius;
return(r);
}
public static bool CanOneElementEatsOtherOneByDistance(AgarElement oneElement, AgarElement otherElement)
{
var r = ElementsHelper.TwoElementsCenterDistance(oneElement, otherElement) + otherElement.Radius * 0.4 < oneElement.Radius;
return(r);
}
public virtual string CssStyle(Player c) => $@"
top: {(c.YGame2World(CssY)).ToString()}px ;
left: {(c.XGame2World(CssX)).ToString()}px ;
width: {(ElementsHelper.TryConvert(Diameter * c.Zoom)).ToString()}px ;
height: {(ElementsHelper.TryConvert(Diameter * c.Zoom)).ToString()}px ;
";
public long YGame2World(double y)
{
return(ElementsHelper.TryConvert(y * this.Zoom));
}
/* --- */
public long XGame2World(double x)
{
return(ElementsHelper.TryConvert(x * this.Zoom));
}
