inabox/inabox.dxf/Utils.cs

using System;
using System.Collections.Generic;
using System.Drawing;
using System.Drawing.Drawing2D;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace InABox.Dxf;
internal static class Utils
{
    public static PointF Transform(this Matrix matrix, PointF point)
    {
        var arr = new[] { point };
        matrix.TransformPoints(arr);
        return arr[0];
    }
    public static PointF TransformVector(this Matrix matrix, PointF point)
    {
        var arr = new[] { point };
        matrix.TransformVectors(arr);
        return arr[0];
    }

    public static float Mod(float x, float y)
    {
        return (float)(x - y * Math.Floor(x / y));
    }
}