Exemple #1
0
        private void Initialize(OptMultivariateFunction function, OptMultivariateGradient gradient, OptBoundVariable[] variables)
        {
            this.internalFunction = new SFUN(function, gradient, variables);

            this.MeOptVariable = null;
            this.MeOptBoundVariable = OptBoundVariable.GetClon(variables);

            this.CheckAndSetBounds(this.MeOptBoundVariable);

            this.MeExternalVariables = new double[this.MeOptBoundVariable.Length];
            int numFreeVariable = 0;
            for (int i = 0; i < this.MeOptBoundVariable.Length; i++)
            {
                this.MeExternalVariables[i] = variables[i].InitialGuess;
                if (this.MeOptBoundVariable[i].Fixed == false) numFreeVariable++;
            }

            this.MeF = function(this.MeExternalVariables);

            this.MeNumFreeVariables = numFreeVariable;
            this.MeFreeVariables = new double[numFreeVariable];
            this.MeGradientArray = new double[numFreeVariable];

            int index = 0;
            for (int i = 0; i < this.MeOptBoundVariable.Length; i++)
            {
                if (this.MeOptBoundVariable[i].Fixed == false)
                {
                    this.MeFreeVariables[index] = this.MeOptBoundVariable[i].InitialGuess;
                    index++;
                }
            }

            //W      - (REAL*8)(REAL*8) WORK VECTOR OF LENGTH AT LEAST 14*N
            //LW     - (INTEGER) THE DECLARED DIMENSION OF W
            this.MeLW = 14 * this.MeNumFreeVariables;
            this.MeW = new double[this.MeLW];

            this.MeMAXIT = Math.Max(1, this.MeNumFreeVariables / 2);
        }