/// <inheritdoc />
public IBoundedIndexable <Index3D, T> Rasterize(
float cellLength, Func <Index3D, T> internalValueFactory, Func <Index3D, T> externalValueFactory)
{
IRasterizableMaskContracts.Rasterize(cellLength, internalValueFactory, externalValueFactory);
T[,,] array = MaskArrayFactory.Create <T>(this.Diameter, this.Height, this.Diameter, cellLength);
int sizeBase = array.GetLength(0);
int sizeHeight = array.GetLength(1);
// mask tracks what slots are inside and outside of the circle base in order to fill in the columns
bool[,] mask = MaskArrayFactory.CreateCircleMask(sizeBase);
// for each slot in the circular base
for (int iX = 0; iX < sizeBase; iX++)
{
for (int iZ = 0; iZ < sizeBase; iZ++)
{
// choose fill function depending on if it's inside or outside the circle base
Func <Index3D, T> value = mask[iX, iZ] ? internalValueFactory : externalValueFactory;
// fill in the column with the chosen function
for (int iY = 0; iY < sizeHeight; iY++)
{
array[iX, iY, iZ] = value(new Index3D(iX, iY, iZ));
}
}
}
return(new Array3D <T>(array));
}
/// <inheritdoc />
public IBoundedIndexable <Index2D, T> Rasterize(
float cellLength, Func <Index2D, T> internalValueFactory, Func <Index2D, T> externalValueFactory)
{
IRasterizableMaskContracts.Rasterize(cellLength, internalValueFactory, externalValueFactory);
T[,] array = MaskArrayFactory.Create <T>(this.Diameter, this.Diameter, cellLength);
int size = array.GetLength(0);
// mask tracks what slots are inside and outside of the circle
bool[,] mask = MaskArrayFactory.CreateCircleMask(size);
// for each cell in the array, fill in according to the mask
for (int iX = 0; iX < size; iX++)
{
for (int iY = 0; iY < size; iY++)
{
if (mask[iX, iY])
{
// inside the circle
array[iX, iY] = internalValueFactory(new Index2D(iX, iY));
}
else
{
// outside the circle
array[iX, iY] = externalValueFactory(new Index2D(iX, iY));
}
}
}
return(new Array2D <T>(array));
}