/// <summary>
/// point와 평면간의 판별식
/// </summary>
public DiscriminantType Discriminant(Vector3 point)
{
float discriminant = ProcessDiscriminat(point);
DiscriminantType type = DiscriminantType.Invalid;
if (discriminant == 0)
{
type = DiscriminantType.OnPoint;
}
else if (discriminant > 0)
{
type = DiscriminantType.FrontPoint;
}
else if (discriminant < 0)
{
type = DiscriminantType.BackPoint;
}
return(type);
}
public DiscriminantType Discriminant(Vector3 p)
{
float disc = ProcessDiscriminat(p);
DiscriminantType t = DiscriminantType.Invalid;
if (disc == 0)
{
t = DiscriminantType.OnPoint;
}
else if (disc > 0)
{
t = DiscriminantType.FrontPoint;
}
else if (disc < 0)
{
t = DiscriminantType.BackPoint;
}
return(t);
}
