multimaze/openscad.lua

local M = {}

function M.write3d(maze, width, height, depth, filename, settings)
	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\n")
	
	out:write("// Uncomment to make the preview look transclucent\n")
	out:write("// color(\"red\", 0.25)\n");
	out:write("union() {\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] == "#" and not settings.inverted) or	
					(maze[z][y][x] == " " and settings.inverted) then
					out:write("\ttranslate(["..x*settings.scale..", "..y*settings.scale..", "..z*settings.scale.."]) cube(size = "..settings.scale..");\n")
				end
			end
		end
	end
	out:write("}\n")
	out:close()
end

return M