bbiwarg-original/bbiwarg/Detectors/CollisionDetection.cs

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

using MathNet.Numerics.LinearAlgebra.Single;

namespace bbiwarg.Detectors
{
    class CollisionDetection
    {
        public static float getDistance(Vector origin, Vector normal, Vector fingerPoint)
        {
            return Math.Abs((fingerPoint - origin).DotProduct(normal));
        }
    }
}