| private static CounterClockwiseDecimal ( System.Point pa, System.Point pb, System.Point pc ) : decimal | ||
| pa | System.Point | |
| pb | System.Point | |
| pc | System.Point | |
| return | decimal | |
public static double CounterClockwise(Point pa, Point pb, Point pc)
{
double num;
Statistic.CounterClockwiseCount = Statistic.CounterClockwiseCount + (long)1;
double num1 = (pa.x - pc.x) * (pb.y - pc.y);
double num2 = (pa.y - pc.y) * (pb.x - pc.x);
double num3 = num1 - num2;
if (Behavior.NoExact)
{
return(num3);
}
if (num1 <= 0)
{
if (num1 >= 0)
{
return(num3);
}
if (num2 >= 0)
{
return(num3);
}
num = -num1 - num2;
}
else
{
if (num2 <= 0)
{
return(num3);
}
num = num1 + num2;
}
double num4 = Primitives.ccwerrboundA * num;
if (num3 >= num4 || -num3 >= num4)
{
return(num3);
}
return((double)((double)Primitives.CounterClockwiseDecimal(pa, pb, pc)));
}
