procgen_pseduocode.txt

create 15 x 6 2d array // let top left tile be (0, 0)
create vectors of coordinates named zonetransition, hallway, 3way, 4way, endcap


place tile of type room173 at (7, 5)


roll 1d3 +2 for number of zone transitions
generate that number of random numbers in range 0 to 14, difference between each number must be >1
generate start index offset in range 0 to (14 - max of those numbers)
foreach (number)
{
	place tile of type zone transition at (offset + number, 0)
	place coordinate into zontransition vector
}


roll 2d3 -1 for number of side halls
generate that number of random numbers in range 1 to 13, difference between each number must be >1
generate start index offset in range 0 to (13 - max of those numbers)
foreach (number)
{
	place tiles of type hallway at (offset + number, 2) and (offset + number, 3)
	places coordinates into hallway vector
}


generate start index of top hall in range 0 to min of zone transition indices
generate stop index of top hall in range max of zone transition indices to 14
for (i in range start index to stop index)
{
	if (i is max or min of range)
	{
		if no tile above and no tile below tiletype = endcap
		elif tile above xor tile below tiletype = corner
		elif tile above and tile below tiletype = 3way
	}
	else
	{
		if no tile above and no tile below tiletype = hallway
		elif tile above xor tile below tiletype = 3way
		elif tile above and tile below tiletype = 4way		
	}
	place tiletype at (i, 1)
	place coordinate into appropriate vector	
}


generate start index of bottom hall in range 0 to min of side hall indices
generate stop index of bottom hall in range max of side hall indices to 14
for (j in range start index to stop index)
{
	if (j is max or min of range)
	{
		if no tile above and no tile below 
			tiletype = endcap
		elif tile above xor tile below 
			tiletype = corner
		elif tile above and tile below 
			tiletype = 3way
	}
	else
	{
		if no tile above and no tile below 
			tiletype = hallway
		elif tile above xor tile below 
			tiletype = 3way
		elif tile above and tile below 
			tiletype = 4way		
	}
	place tiletype at (j, 4)
	place coordinate into appropriate vector	
}


for (number of endcap rooms that need to be placed - number of endcaps in vector)
{
	bool foundtile = false
	while (!foundtile)
	{
		randtile = choose random coordinate from hallway vector or 3way vector
		possibletile = find empty tile adjacent to that one
		if all tiles surrounding that one are empty excepting the original coordinate 
			foundtile = true
		
		if foundtile.y == 0 or foundtile.y == 5
			foundtile = false
	}
	place tile of type endcap at possibletile
	if randtile is hallway
		place tile of type 3way at randtile
	else
		place tile of type 4way at randtile
}


foreach (required endcap to be placed)
{
	choose random endcap tile
	place tile of required type at that location
}


foreach (required hallway to be placed)
{
	choose random hallway tile
	place tile of required type at that location
}


foreach (required 3way to be placed)
{
	choose random 3way tile
	place tile of required type at that location
}


foreach (required 4way to be placed)
{
	choose random 4way tile
	place tile of required type at that location
}

return 2d array