local M = {}

function M.write3d(maze, width, height, depth, filename)
	local scale = 5
	local inverted = true
	local out = io.open(filename, "w")
	out:write("// Generated by multimaze (lua)\n")
	out:write("// Hit the Render button (F6) to make the preview look better")
	
	out:write("// Uncomment to make the preview look transclucent")
	out:write("// color(\"red\", 0.25)\n");
	if inverted then out:write("difference() {\n\tcube(size=["..scale*width..", "..scale*height..", "..scale*depth.."])")
	else out:write("union() {") end
	out:write("\n")
	for z = 0, depth - 1, 1 do
		for y = 0, height - 1, 1 do
			for x = 0, width - 1, 1 do
				if maze[z][y][x] == "#" then
					out:write("\ttranslate(["..x*scale..", "..y*scale..", "..z*scale.."]) cube(size = "..scale..");\n")
				end
			end
		end
	end
	out:write("}\n")
	out:close()
end

return M