.

src/brulijam/printerMakesBrrr.lua

@@ -120,7 +120,7 @@ end
 
 function main()
   print("Print with Chest? [yn]")
-  local withChest = confirmationDialog()
+  local withChest = confirmationDialog(read())
 
   print("Filepath? (/brulijam/files/shape.svg)")
   local filePath = read()
@@ -135,7 +135,7 @@ function main()
   print("One Layer would need " .. blockCounter .. " Blocks.")
   print("Continue? [yn]")
 
-  local startPrinting = confirmationDialog()
+  local startPrinting = confirmationDialog(read())
 
   if startPrinting then
     printLayer(matrix, withChest)

src/brulijam/shapeBuilder.lua

@@ -0,0 +1,93 @@
+-- 3D Drucker using https://minecraftshapes.com/
+
+-- dimensions of the matrix
+length = 64
+
+
+
+
+basic = require("lib.basic")
+
+-- pixel size from the generator, should be constant
+steps = 18
+
+-- see if the file exists
+function file_exists(file)
+  local f = io.open(file, "rb")
+  if f then f:close() end
+  return f ~= nil
+end
+
+-- get all lines from a file, returns an empty 
+-- list/table if the file does not exist
+function lines_from(file)
+  if not file_exists(file) then return {} end
+  local lines = {}
+  for line in io.lines(file) do 
+    lines[#lines + 1] = line
+  end
+  return lines
+end
+
+-- tests the functions above
+local file = 'brulijam/files/shape-hex-64-20.svg'
+local lines = lines_from(file)
+
+-- print all line numbers and their contents
+--for k,v in pairs(lines) do
+--  print('line[' .. k .. ']', v)
+--end
+
+
+matrix = {}
+for i = 1, length do
+  matrix[i] = {}
+
+    for j = 1, length do
+      matrix[i][j] = 0
+    end
+end
+
+for k,v in pairs(lines) do
+  print(k)
+  if string.match(v, "green") then
+    --print(k .. ": yay")
+    -- lines containing "green"
+    xStart = string.find(v, "x=\"")
+    xEnd = string.find(v, "\" y=")
+    yStart = string.find(v, "y=\"")
+    yEnd = string.find(v, "\" st")
+
+    xStr = string.sub(v, xStart+3, xEnd-1)
+    yStr = string.sub(v, yStart+3, yEnd-1)
+
+    x = tonumber(xStr) / steps
+    y = tonumber(yStr) / steps
+
+    print(x .. " " .. y)
+    matrix[x][y] = 1
+  end
+end
+
+
+function buildShape(matrix)
+  for i=1, #matrix do
+    for j=1, #matrix[i] do
+      --print(i .. "," .. j .. ": " .. matrix[i][j])
+      --sleep(1)
+      if matrix[i][j] == 1 then
+        turtle.placeDown()
+      end
+      turtle.forward()
+    end
+    for j=1, #matrix[i] do
+      turtle.back()
+    end
+    turtle.turnRight()
+    turtle.forward()
+    turtle.turnLeft()
+  end
+end
+
+buildShape(matrix)
+