Scale2DH.cs

using System;
using System.Numerics;
using Waher.Script.Abstraction.Elements;
using Waher.Script.Model;
using Waher.Script.Objects.Matrices;
 
namespace Waher.Script.Functions.Transforms
{
    public class Scale2DH : FunctionTwoScalarVariables
    {
        public Scale2DH(ScriptNode Sx, ScriptNode Sy, int Start, int Length, Expression Expression)
            : base(Sx, Sy, Start, Length, Expression)
        {
        }
 
        public override string FunctionName
        {
            get
            {
                return "Scale2DH";
            }
        }
 
        public override string[] DefaultArgumentNames
        {
            get
            {
                return new string[] { "sx", "sy" };
            }
        }
 
        public override IElement EvaluateScalar(double Argument1, double Argument2, Variables Variables)
        {
            double[,] E = new double[,] { { Argument1, 0, 0 }, { 0, Argument2, 0 }, { 0, 0, 1 } };
 
            return new DoubleMatrix(E);
        }
 
        public override IElement EvaluateScalar(Complex Argument1, Complex Argument2, Variables Variables)
        {
            Complex[,] E = new Complex[,] { { Argument1, 0, 0 }, { 0, Argument2, 0 }, { 0, 0, 1 } };
 
            return new ComplexMatrix(E);
        }
    }
}