public GravityCell[,] getRadiusNeighbours(int x, int y, float circularRadius)
{
int a;
int b;
for (int i = (x - (int)circularRadius); i <= (x + (int)circularRadius); ++i)
{
for (int j = (y - (int)circularRadius); j <= (y + (int)circularRadius); ++j)
{
a = i;
b = j;
if (!neighbourhood.GetIsPeriodic())
{
if (i < 0)
{
a = 0;
}
if (i >= neighbourhood.GetNodesPerWidth())
{
a = neighbourhood.GetNodesPerWidth() - 1;
}
if (j < 0)
{
b = 0;
}
if (j >= neighbourhood.GetNodesPerHeight())
{
b = neighbourhood.GetNodesPerHeight() - 1;
}
}
else
{
if (i < 0)
{
a = neighbourhood.GetNodesPerWidth() + i - 1;
}
if (i >= neighbourhood.GetNodesPerWidth())
{
a = i - neighbourhood.GetNodesPerWidth();
}
if (j < 0)
{
b = neighbourhood.GetNodesPerHeight() + j - 1;
}
if (j >= neighbourhood.GetNodesPerHeight())
{
b = j - neighbourhood.GetNodesPerHeight();
}
}
if (neighbourhood.GetIsPeriodic() && (i < 0 || i >= neighbourhood.GetNodesPerWidth()))
{
if (neighbourhood.GetSeedTab()[a, b].GetValue() == 0 && neighbourhood.GetSeedTabNew()[a, b].GetValue() == 0 && twoPointsDifference(neighbourhood.GetSeedTab()[a, b], neighbourhood.GetSeedTab()[x, y]) < (circularRadius * PIXEL_SIZE + neighbourhood.GetNodesPerWidth() * PIXEL_SIZE))
{
neighbourhood.GetSeedTabNew()[a, b].SetValue(neighbourhood.GetSeedTab()[x, y].GetValue());
}
}
else if (neighbourhood.GetIsPeriodic() && (j < 0 || j >= neighbourhood.GetNodesPerHeight()))
{
if (neighbourhood.GetSeedTab()[a, b].GetValue() == 0 && neighbourhood.GetSeedTabNew()[a, b].GetValue() == 0 && twoPointsDifference(neighbourhood.GetSeedTab()[a, b], neighbourhood.GetSeedTab()[x, y]) < (circularRadius * PIXEL_SIZE + neighbourhood.GetNodesPerHeight() * PIXEL_SIZE))
{
neighbourhood.GetSeedTabNew()[a, b].SetValue(neighbourhood.GetSeedTab()[x, y].GetValue());
}
}
else
{
if (neighbourhood.GetSeedTab()[a, b].GetValue() == 0 && neighbourhood.GetSeedTabNew()[a, b].GetValue() == 0 && twoPointsDifference(neighbourhood.GetSeedTab()[a, b], neighbourhood.GetSeedTab()[x, y]) < (circularRadius * PIXEL_SIZE))
{
neighbourhood.GetSeedTabNew()[a, b].SetValue(neighbourhood.GetSeedTab()[x, y].GetValue());
}
}
}
}
return(neighbourhood.GetSeedTab());
}
public GravityCell[,] GetHexagonalNeighbours(int x, int y, int hexaCase)
{
int[] neighbours = new int[neighbourhood.GetGrains().Count];
for (int i = 0; i < neighbourhood.GetGrains().Count; ++i)
{
neighbours[i] = 0;
}
int[] closeNeighbours = neighbourhood.GetPeriodicIndex(x, y);
int left = closeNeighbours[0];
int right = closeNeighbours[1];
int up = closeNeighbours[2];
int down = closeNeighbours[3];
switch (hexaCase)
{
case 0:
if (neighbourhood.GetSeedTab()[x, up].GetValue() != 0)
{
neighbours[neighbourhood.GetSeedTab()[x, up].GetValue() - 1]++;
}
if (neighbourhood.GetSeedTab()[right, up].GetValue() != 0)
{
neighbours[neighbourhood.GetSeedTab()[right, up].GetValue() - 1]++;
}
if (neighbourhood.GetSeedTab()[right, y].GetValue() != 0)
{
neighbours[neighbourhood.GetSeedTab()[right, y].GetValue() - 1]++;
}
if (neighbourhood.GetSeedTab()[left, y].GetValue() != 0)
{
neighbours[neighbourhood.GetSeedTab()[left, y].GetValue() - 1]++;
}
if (neighbourhood.GetSeedTab()[left, down].GetValue() != 0)
{
neighbours[neighbourhood.GetSeedTab()[left, down].GetValue() - 1]++;
}
if (neighbourhood.GetSeedTab()[x, down].GetValue() != 0)
{
neighbours[neighbourhood.GetSeedTab()[x, down].GetValue() - 1]++;
}
break;
case 1:
if (neighbourhood.GetSeedTab()[x, up].GetValue() != 0)
{
neighbours[neighbourhood.GetSeedTab()[x, up].GetValue() - 1]++;
}
if (neighbourhood.GetSeedTab()[left, up].GetValue() != 0)
{
neighbours[neighbourhood.GetSeedTab()[left, up].GetValue() - 1]++;
}
if (neighbourhood.GetSeedTab()[left, y].GetValue() != 0)
{
neighbours[neighbourhood.GetSeedTab()[left, y].GetValue() - 1]++;
}
if (neighbourhood.GetSeedTab()[right, y].GetValue() != 0)
{
neighbours[neighbourhood.GetSeedTab()[right, y].GetValue() - 1]++;
}
if (neighbourhood.GetSeedTab()[right, down].GetValue() != 0)
{
neighbours[neighbourhood.GetSeedTab()[right, down].GetValue() - 1]++;
}
if (neighbourhood.GetSeedTab()[x, down].GetValue() != 0)
{
neighbours[neighbourhood.GetSeedTab()[x, down].GetValue() - 1]++;
}
break;
default:
break;
}
return(neighbourhood.GetBiggestNaighbour(neighbours, x, y));
}
public GravityCell[,] GetMooreNeighbours(int x, int y)
{
int[] neighbours = new int[neighbourhood.GetGrains().Count];
for (int i = 0; i < neighbourhood.GetGrains().Count; ++i)
{
neighbours[i] = 0;
}
int[] closeNeighbours = neighbourhood.GetPeriodicIndex(x, y);
int left = closeNeighbours[0];
int right = closeNeighbours[1];
int up = closeNeighbours[2];
int down = closeNeighbours[3];
if (neighbourhood.GetSeedTab()[left, up].GetValue() != 0)
{
neighbours[neighbourhood.GetSeedTab()[left, up].GetValue() - 1]++;
}
if (neighbourhood.GetSeedTab()[left, y].GetValue() != 0)
{
neighbours[neighbourhood.GetSeedTab()[left, y].GetValue() - 1]++;
}
if (neighbourhood.GetSeedTab()[left, down].GetValue() != 0)
{
neighbours[neighbourhood.GetSeedTab()[left, down].GetValue() - 1]++;
}
if (neighbourhood.GetSeedTab()[right, up].GetValue() != 0)
{
neighbours[neighbourhood.GetSeedTab()[right, up].GetValue() - 1]++;
}
if (neighbourhood.GetSeedTab()[right, y].GetValue() != 0)
{
neighbours[neighbourhood.GetSeedTab()[right, y].GetValue() - 1]++;
}
if (neighbourhood.GetSeedTab()[right, down].GetValue() != 0)
{
neighbours[neighbourhood.GetSeedTab()[right, down].GetValue() - 1]++;
}
if (neighbourhood.GetSeedTab()[x, up].GetValue() != 0)
{
neighbours[neighbourhood.GetSeedTab()[x, up].GetValue() - 1]++;
}
if (neighbourhood.GetSeedTab()[x, down].GetValue() != 0)
{
neighbours[neighbourhood.GetSeedTab()[x, down].GetValue() - 1]++;
}
return(neighbourhood.GetBiggestNaighbour(neighbours, x, y));
}