public double[,] Evaluate(ArrayQuery.Bounds bounds, bool strict)
{
var vector = Vector.Enumerate(bounds, strict);
double[,] matrix;
Action <int, double> setFunc;
if (Row)
{
matrix = new double[1, vector.Count];
setFunc = (idx, val) => matrix[0, idx] = val;
}
else
{
matrix = new double[vector.Count, 1];
setFunc = (idx, val) => matrix[idx, 0] = val;
}
var i = 0;
foreach (var val in vector)
{
setFunc(i++, val);
}
return(matrix);
}
public double[,] Evaluate(ArrayQuery.Bounds bounds, bool strict) =>
Expressions.Aggregate(EmptyMatrix <double> .Instance, (current, expression) =>
current.Concat(expression.Evaluate(bounds, strict), Row ? MatrixUtils.MatrixDimension.Row : MatrixUtils.MatrixDimension.Col));
public double[,] GetMatrix([NotNull] ArrayQuery.Bounds bounds, bool strict) => _expression?.Evaluate(bounds, strict) ?? EmptyMatrix <double> .Instance;
