public bool IsMovingAway(AITunnel ActiveTunnel)
{
float Min, Max;
PolygonMesh.ProjectPolygon(ActiveTunnel.Right, ActiveTunnel.CollisionBox, out Min, out Max);
float FinalPosition = Vector3.Dot(ActiveTunnel.Right, Position);
float RelativePosition = 0;
//On the Right
if (FinalPosition < Min && FinalPosition < Max)
{
RelativePosition = 1;
}
//On the Left
else if (FinalPosition > Min && FinalPosition > Max)
{
RelativePosition = -1;
}
float DirectionFromTunnel = GetDirectionFromInsideTunnel(ActiveTunnel);
if (RelativePosition != 0 && DirectionFromTunnel != 0 && DirectionFromTunnel != RelativePosition)
{
return(true);
}
return(false);
}
/// <summary>
/// Used for edge cases when moving from one tunnel to another and going out of bound when turning.
/// </summary>
/// <returns></returns>
public bool IsInFrontOfTunnel()
{
float MinTunnel, MaxTunnel;
PolygonMesh.ProjectPolygon(CurrentAITunnel.Forward, CurrentAITunnel.CollisionBox, out MinTunnel, out MaxTunnel);
float MinPlayer, MaxPlayer;
PolygonMesh.ProjectPolygon(CurrentAITunnel.Forward, CollisionBox, out MinPlayer, out MaxPlayer);
return(MinPlayer > MaxTunnel);
}
public float GetDirectionFromOutsideTunnel(AITunnel ActiveTunnel)
{
float MinTunnel, MaxTunnel;
PolygonMesh.ProjectPolygon(Right, ActiveTunnel.CollisionBox, out MinTunnel, out MaxTunnel);
float FinalPlayerPosition = Vector3.Dot(Right, Position);
if (MinTunnel < FinalPlayerPosition && MaxTunnel < FinalPlayerPosition)
{
return(-1);
}
if (MinTunnel > FinalPlayerPosition && MaxTunnel > FinalPlayerPosition)
{
return(1);
}
return(0);
}
public float GetDirectionFromOutsideTunnel(Vector3 PlayerRight, Vector3 PlayerPosition, PolygonMesh Tunnel)
{
float MinTunnel, MaxTunnel;
PolygonMesh.ProjectPolygon(PlayerRight, Tunnel, out MinTunnel, out MaxTunnel);
float FinalPlayerPosition = Vector3.Dot(PlayerRight, PlayerPosition);
if (MinTunnel < FinalPlayerPosition && MaxTunnel < FinalPlayerPosition)
{
return(-1);
}
if (MinTunnel > FinalPlayerPosition && MaxTunnel > FinalPlayerPosition)
{
return(1);
}
return(0);
}
public float GetHorizontalDistanceToAITunnel(AITunnel ActiveTunnel)
{
if (IsMovingAway(ActiveTunnel))
{
return(GetDirectionFromInsideTunnel(ActiveTunnel));
}
float Min, Max;
PolygonMesh.ProjectPolygon(Right, ActiveTunnel.CollisionBox, out Min, out Max);
float FinalPosition = Vector3.Dot(Right, Position);
if (FinalPosition < Min && FinalPosition < Max)
{
return(-1);
}
else if (FinalPosition > Min && FinalPosition > Max)
{
return(1);
}
//Inside Tunnel
else if (FinalPosition > Min && FinalPosition < Max)
{
return(GetHorizontalDistanceToExitPointOfAITunnel(ActiveTunnel));
}
//if perpendicular
float a = Vector3.Dot(ActiveTunnel.Forward, Right);
if (a == 0)
{
return(-1);
}
return(0);
}