public BackToBackCount backToBackCountOnIndex(Vector2Int index, GemColor gemColor)
{
BackToBackCount count = new BackToBackCount();
Gem rootGem = gemsTable[index.x, index.y];
if (rootGem != null)
{
count.horizontalGems.Add(rootGem);
count.verticalGems.Add(rootGem);
}
// Count left
for (int x = index.x - 1; x >= 0; x--)
{
Gem gem = gemsTable[x, index.y];
if (gem == null || !gem.CanBeMatchedWith(gemColor))
{
break;
}
else
{
count.horizontalGems.Add(gem);
}
}
// Count right
for (int x = index.x + 1; x < boardNumCells.x; x++)
{
Gem gem = gemsTable[x, index.y];
if (gem == null || !gem.CanBeMatchedWith(gemColor))
{
break;
}
else
{
count.horizontalGems.Add(gem);
}
}
// Count up
for (int y = index.y + 1; y < boardNumCells.y; y++)
{
Gem gem = gemsTable[index.x, y];
if (gem == null || !gem.CanBeMatchedWith(gemColor))
{
break;
}
else
{
count.verticalGems.Add(gem);
}
}
// Count down
for (int y = index.y - 1; y >= 0; y--)
{
Gem gem = gemsTable[index.x, y];
if (gem == null || !gem.CanBeMatchedWith(gemColor))
{
break;
}
else
{
count.verticalGems.Add(gem);
}
}
return(count);
}
