/*
* Проверка что кто-то стоит впереди
* p2 p5 p3 p4 p1
* | | | | |
* o-----------------o
* | |
* | |
*/
public bool IsSomeoneAhead(ACar car, int direction)
{
var carRect = car.GetRect(0);
Point p1, p2;
if (direction > 0)
{
p1 = carRect[0] + Point.ByAngle(car.Angle) * 20;
p2 = carRect[3] + Point.ByAngle(car.Angle) * 20;
}
else
{
p1 = carRect[1] - Point.ByAngle(car.Angle) * 20;
p2 = carRect[2] - Point.ByAngle(car.Angle) * 20;
}
var p3 = (p1 + p2) / 2;
var p4 = (p1 + p3) / 2;
var p5 = (p2 + p3) / 2;
return(world.Cars.Select(x => new ACar(x).GetRect(0)).Any(
rect => Geom.ContainPoint(rect, p1) ||
Geom.ContainPoint(rect, p2) ||
Geom.ContainPoint(rect, p3) ||
Geom.ContainPoint(rect, p4) ||
Geom.ContainPoint(rect, p5)
));
}
public bool IntersectWith(ACar car, double safeMargin)
{
if (GetDistanceTo2(car) > Geom.Sqr(Const.CarDiagonalHalfLength + Const.CarDiagonalHalfLength))
{
return(false);
}
return(Geom.PolygonsIntersect(GetRect(0), car.GetRect(safeMargin)));
}
public bool Intersect(ACar car, double extendRadius)
{
if (Type == ProjectileType.Washer)
return Geom.ContainPoint(car.GetRect(-extendRadius), this);
var r = Radius + extendRadius;
if (GetDistanceTo2(car) > Geom.Sqr(r + Const.CarDiagonalHalfLength))
return false;
return car.GetRectEx().Any(p => GetDistanceTo(p) < r);
}
public bool Intersect(ACar car, double extendRadius)
{
if (Type == ProjectileType.Washer)
{
return(Geom.ContainPoint(car.GetRect(-extendRadius), this));
}
var r = Radius + extendRadius;
if (GetDistanceTo2(car) > Geom.Sqr(r + Const.CarDiagonalHalfLength))
{
return(false);
}
return(car.GetRectEx().Any(p => GetDistanceTo(p) < r));
}
public static bool ModelMove(ACar car, AMove m, bool simpleMode = false, bool exactlyBorders = false)
{
var prevStateX = car.X;
var prevStateY = car.Y;
var prevStateAngle = car.Angle;
var turn = m.WheelTurn is Point?TurnRound(car.GetAngleTo(m.WheelTurn as Point)) : Convert.ToDouble(m.WheelTurn);
car.Move(m.EnginePower, turn, m.IsBrake, m.IsUseNitro, simpleMode);
var ok = car.GetRect(0).All(p => !IntersectTail(p, exactlyBorders ? 0 : MagicConst.SafeMargin));
if (!ok)
{
// HACK
car.X = prevStateX;
car.Y = prevStateY;
car.Angle = prevStateAngle;
car.Speed = Point.Zero;
car.AngularSpeed = 0;
}
return(ok);
}
public static bool ModelMove(ACar car, AMove m, bool simpleMode = false, bool exactlyBorders = false)
{
var prevStateX = car.X;
var prevStateY = car.Y;
var prevStateAngle = car.Angle;
var turn = m.WheelTurn is Point ? TurnRound(car.GetAngleTo(m.WheelTurn as Point)) : Convert.ToDouble(m.WheelTurn);
car.Move(m.EnginePower, turn, m.IsBrake, m.IsUseNitro, simpleMode);
var ok = car.GetRect(0).All(p => !IntersectTail(p, exactlyBorders ? 0 : MagicConst.SafeMargin));
if (!ok)
{
// HACK
car.X = prevStateX;
car.Y = prevStateY;
car.Angle = prevStateAngle;
car.Speed = Point.Zero;
car.AngularSpeed = 0;
}
return ok;
}
/*
* Проверка что кто-то стоит впереди
* p2 p5 p3 p4 p1
* | | | | |
* o-----------------o
* | |
* | |
*/
public bool IsSomeoneAhead(ACar car, int direction)
{
var carRect = car.GetRect(0);
Point p1, p2;
if (direction > 0)
{
p1 = carRect[0] + Point.ByAngle(car.Angle)*20;
p2 = carRect[3] + Point.ByAngle(car.Angle)*20;
}
else
{
p1 = carRect[1] - Point.ByAngle(car.Angle) * 20;
p2 = carRect[2] - Point.ByAngle(car.Angle) * 20;
}
var p3 = (p1 + p2)/2;
var p4 = (p1 + p3)/2;
var p5 = (p2 + p3)/2;
return world.Cars.Select(x => new ACar(x).GetRect(0)).Any(
rect => Geom.ContainPoint(rect, p1) ||
Geom.ContainPoint(rect, p2) ||
Geom.ContainPoint(rect, p3) ||
Geom.ContainPoint(rect, p4) ||
Geom.ContainPoint(rect, p5)
);
}
public bool IntersectWith(ACar car, double safeMargin)
{
if (GetDistanceTo2(car) > Geom.Sqr(Const.CarDiagonalHalfLength + Const.CarDiagonalHalfLength))
return false;
return Geom.PolygonsIntersect(GetRect(0), car.GetRect(safeMargin));
}