public static int TransformFlatIndex(this RegularArrayInfo arrayInfo, int flatIndex, params Range[] ranges)
{
arrayInfo.ValidateRanges(ranges);
int[] dimIndices = new int[arrayInfo.Rank];
RegularArrayInfo ai = new RegularArrayInfo(ranges.Select(r => new ArrayDimension(r.Count, r.Index)).ToArray());
ai.CalcDimIndices(flatIndex, dimIndices);
return(arrayInfo.CalcFlatIndex(dimIndices));
}
public static IEnumerable <int> EnumerateFlatIndex(this RegularArrayInfo arrayInfo, params Range[] ranges)
{
arrayInfo.ValidateRanges(ranges);
int[] dimIndices = new int[arrayInfo.Rank];
for (ArrayIndex ai = new ArrayIndex(new RegularArrayInfo(ranges.Select(r => new ArrayDimension(r.Count, r.Index)).ToArray())); ai.Carry == 0; ai++)
{
ai.GetDimIndices(dimIndices);
yield return(arrayInfo.CalcFlatIndex(dimIndices));
}
}
