private static List <Point> ConstructRasterSFC(Point startPoint, int height, int width, SpaceFillingCurve sFC)
{
List <Point> result = new List <Point>();
if (height * width == sFC.NumberOfSteps)
{
return(sFC.TraverseTheBasePath(startPoint));
}
int newHeight = height / sFC.BaseSize;
int newWidth = width / sFC.BaseSize;
Point tempPoint = startPoint;
for (int i = 0; i < sFC.NumberOfSteps; i++)
{
SpaceFillingCurve temp = sFC.CalculateSubregionBMFs(i);
result.AddRange(ConstructRasterSFC(tempPoint, newHeight, newWidth, temp));
if (i == sFC.NumberOfSteps - 1)
{
continue;
}
tempPoint = sFC.MoveToNextRegion(i, tempPoint, newWidth);
}
return(result);
}
private static List <double> Project2DDataTo1D(Point startPoint, int height, int width, double[,] values, SpaceFillingCurve sFC)
{
List <double> result = new List <double>();
if (height * width == sFC.NumberOfSteps)
{
List <Point> temp = sFC.TraverseTheBasePath(startPoint);
List <double> tempResult = new List <double>();
foreach (Point item in temp)
{
tempResult.Add(values[(int)item.X, (int)item.Y]);
}
return(tempResult);
}
int newHeight = height / sFC.BaseSize;
int newWidth = width / sFC.BaseSize;
Point tempPoint = startPoint;
for (int i = 0; i < sFC.NumberOfSteps; i++)
{
SpaceFillingCurve temp = sFC.CalculateSubregionBMFs(i);
result.AddRange(Project2DDataTo1D(tempPoint, newHeight, newWidth, values, temp));
if (i == sFC.NumberOfSteps - 1)
{
continue;
}
tempPoint = sFC.MoveToNextRegion(i, tempPoint, newWidth);
}
return(result);
}