public IntFactor GetCosineAngle(Int3 dest, out int edgeIndex)
{
Int3 vInt = this.v1 - this.v0;
Int3 vInt2 = this.v2 - this.v0;
Int3 vInt3 = dest - this.v0;
vInt3.NormalizeTo(1000);
vInt.NormalizeTo(1000);
vInt2.NormalizeTo(1000);
long num = Int3.DotXZLong(ref vInt3, ref vInt);
long num2 = Int3.DotXZLong(ref vInt3, ref vInt2);
IntFactor result = default(IntFactor);
result.denominator = 1000000L;
if (num > num2)
{
edgeIndex = this.vi;
result.numerator = num;
}
else
{
edgeIndex = (this.vi + 2) % 3;
result.numerator = num2;
}
return(result);
}
public VFactor GetCosineAngle(Int3 dest, out int edgeIndex)
{
Int3 rhs = v1 - v0;
Int3 num2 = v2 - v0;
Int3 lhs = dest - v0;
lhs.NormalizeTo(1000);
rhs.NormalizeTo(1000);
num2.NormalizeTo(1000);
long num4 = Int3.DotXZLong(ref lhs, ref rhs);
long num5 = Int3.DotXZLong(ref lhs, ref num2);
VFactor factor = new VFactor();
factor.den = 0xf4240L;
if (num4 > num5)
{
edgeIndex = vi;
factor.nom = num4;
return(factor);
}
edgeIndex = (vi + 2) % 3;
factor.nom = num5;
return(factor);
}
