/// <summary>
/// Make a new instance, copy from other instance (copy c'tor A, second c'tor variant).
/// Makes a copy of the other ring buffer (but only copies useful data, to safe time).
/// </summary>
/// <param name="other">the other instance</param>
public GenericRingBuffer3D(GenericRingBuffer3D <T> other) : this(other.MemSlots, other.CellsX, other.CellsY)
{
//we copy as much as we can from the other
//use 'newestGenPos', work into the direction of 'oldestGenPos' (fit as much as we can)
//use top-left corner (0,0), work into x and y direction as far as we can
//if this new ringbuffer is bigger than the other: fill with 'defaultValue'
this.newestGenPos = other.newestGenPos;
this.oldestGenPos = other.oldestGenPos;
int i = oldestGenPos;
do
{
MakeGeneration(i, false);
Array.Copy(other.ringBuffer[i], ringBuffer[i], ringBuffer[i].Length);
i++;
if (i >= MemSlots)
{
i = 0;
}
}while (i != newestGenPos);
}
/// <summary>
/// Make a new instance, copy from other instance (copy c'tor B, third c'tor variant).
/// Tries to grab as much data from the other instance as possible.
/// </summary>
/// <param name="mem">number of memory slots in the ring buffer (1st dimension)</param>
/// <param name="x">number of cells in x direction (2nd dimension)</param>
/// <param name="y">number of cells in y direction (3rd dimension)</param>
/// <param name="other">the other instance</param>
/// <param name="defaultValue">default value for excess cells (if new instance has more space than the other instance)</param>
public GenericRingBuffer3D(int mem, int x, int y, GenericRingBuffer3D <T> other) : this(mem, x, y)
{
//we copy as much as we can from the other
//use 'newestGenPos', work into the direction of 'oldestGenPos' (fit as much as we can)
//use top-left corner (0,0), work into x and y direction as far as we can
//if this new ringbuffer is bigger than the other: fill with 'defaultValue'
this.newestGenPos = other.newestGenPos;
this.oldestGenPos = other.oldestGenPos;
int i = oldestGenPos;
do
{
MakeGeneration(i, true);
int ox = other.CellsX;
int oy = other.CellsY;
T[,] arr = ringBuffer[i];
T[,] oarr = other.ringBuffer[i];
for (int a = 0; a < x; a++)
{
if (a >= ox)
{
break;
}
for (int b = 0; b < y; b++)
{
if (b >= oy)
{
break;
}
arr[a, b] = oarr[a, b];
}
}
i++;
if (i >= MemSlots)
{
i = 0;
}
}while (i != newestGenPos);
}