private int findFreeStartingPosition(Heat heat, int recommendedStartingPosition)
{
int pos = -1;
//Try the recommended Position
if (heat.isPositionFree(recommendedStartingPosition))
{
pos = recommendedStartingPosition;
}
else
{
int posStep = 1;
//Check all position above and below the recommended starting position, prefere position further back
while (pos == -1)
{
int tmpPosLow = recommendedStartingPosition - posStep;
int tmpPosHigh = recommendedStartingPosition + posStep;
if (tmpPosLow <= 0)
{
tmpPosLow = 1;
}
if (tmpPosHigh > _heatSize)
{
tmpPosHigh = _heatSize;
}
if (heat.isPositionFree(tmpPosHigh))
{
pos = tmpPosHigh;
}
else if (heat.isPositionFree(tmpPosLow))
{
pos = tmpPosLow;
}
else
{
//Increase step size on grid
posStep++;
}
}
}
return(pos);
}