Просмотр на голограмме моделей для печати

local component = require("component")
local args = require("shell").parse(...)

local hologram = component.hologram

local colorPoint={}

function parallelepipedPrint(x1,y1,z1,x2,y2,z2,col)
    for x = x1+1, x2 do
        for y = y1+1, y2 do
            for z = z1+1, z2 do
                hologram.set(z+16,y+16,x+16,col and col or math.random(1,3))
            end
        end
    end
end

function printModelToHologram(file,block)

    local file,reason = io.open(file)
    if not file then io.stderr:write("Failed opening file: " .. reason .. "\n") os.exit(0) end
    file,reason = load("return {"..file:read("*all").."}")
    if not file then io.stderr:write("Failed loading model: " .. reason .. "\n") os.exit(1) end
    file = file()[block]

    if file then
        print("Print to hologram: "..file.label)
        for j,v in pairs(file.shapes) do
            local color
            for i = 1, 3 do
                if colorPoint[i] == v.tint then
                    color = i
                    break
                else
                    if not colorPoint[i] then
                        hologram.setPaletteColor(i, v.tint)
                        colorPoint[i] = v.tint
                        color = i
                        break
                    end
                end
            end
            parallelepipedPrint(v[1],v[2],v[3],v[4],v[5],v[6],color)
        end
    else
        io.stderr:write("Block Not found \n") os.exit(2)
    end
end

hologram.clear()

if args[1] then
    printModelToHologram(args[1],tonumber(args[2]) or 1)
else
    print("Usage: holo <fileModel> <numberBlock>")
end