23D_Printing

-- (c) ProgramCrafter
-- This program creates and prints 3D models of letters.

local c = require('component')
local p = c.printer3d
local g = c.gpu

local tx1 = 'hardened_clay_stained_blue'
local tx2 = 'emerald_block'
local args = {...}
if args[1] then tx1 = args[1] end
if args[2] then tx2 = args[2] end

p.reset()
p.addShape(0,0,1, 16,16,16, tx1)

while true do
    io.stdout:write('Next shape: ')

    local v = io.read()
    if v == '0' or v:lower() == 'print' then -- start printing
        io.stdout:write('Count: ')
        local c = io.read() or 0
        p.commit(tonumber(c))
        while (p.status()) == 'busy' do os.sleep(0.05) end
        break
    elseif v and tonumber(v) then
        v = tonumber(v)

        local lx = math.floor(v / 4096)
        v = v - lx * 4096
        local w = math.floor(v / 256)
        v = v - w * 256
        local by = math.floor(v / 16)
        v = v - by * 16
        local h = v

        p.addShape(lx,by,0, lx+w,by+h,1, tx2)
    end
end