示例#1
0
 static public PointF Project(double[] x, double s_x, double s_y, double f, double[] d_w, double azimuth, double elevation)
 {
     Algerbra.Matrix <double> Mext = GetMext(azimuth, elevation, d_w);
     Algerbra.Matrix <double> Mint = GetMint(s_x, s_y, f);
     Algerbra.Matrix <double> X_h  = new Algerbra.Matrix <double>(4, 1);
     X_h.SetMatrix(new double[] { x[0], x[1], x[2], 1.0 });
     //Debug.Print((Mint * Mext).ToString());
     Algerbra.Matrix <double> P = Mint * Mext * X_h;
     return(new PointF((float)(P.GetValByIndex(0, 0) / P.GetValByIndex(2, 0)), (float)(P.GetValByIndex(1, 0) / P.GetValByIndex(2, 0))));
 }
示例#2
0
        static public PointF[] ProjectVector(List <double[]> x, double s_x, double s_y, double f, double[] d_w, double azimuth, double elevation)
        {
            Algerbra.Matrix <double> Mext = GetMext(azimuth, elevation, d_w);
            Algerbra.Matrix <double> Mint = GetMint(s_x, s_y, f);
            Algerbra.Matrix <double> X_h  = new Algerbra.Matrix <double>(4, 1);

            PointF[] Pvec = new PointF[x.Count];
            for (int i = 0; i < x.Count; i++)
            {
                X_h.SetMatrix(new double[] { x[i][0], x[i][1], x[i][2], 1.0 });
                Algerbra.Matrix <double> P = Mint * Mext * X_h;
                Pvec[i] = new PointF((float)(P.GetValByIndex(0, 0) / P.GetValByIndex(2, 0)), (float)(P.GetValByIndex(1, 0) / P.GetValByIndex(2, 0)));
            }
            return(Pvec);
        }