split up files, got checkbox working!

collision_boxes.lua

@@ -0,0 +1,9 @@
+colbox_0_0 ={
+   type = 'fixed',
+   fixed = {{-.375, -.5, -.125, .375, .4375, .125}}
+}
+
+colbox_0_1 ={
+   type = 'fixed',
+   fixed = {{-.375, -.5, .125, .375, .4375, .375}}
+}

formspec.lua

@@ -1,3 +1,11 @@
-formspec =
-'size[8,6]'..
-'list[current_player;main;1,6;8,4;]'
+machine_formspec =
+'size[8,7.5]'..
+'list[context;tool;0,0;1,1]'..
+'label[1,0;Tool/Bones]'..
+'list[context;input;0,1;1,1]'..
+'label[1,1;Material]'..
+'list[context;output;0,2;1,1]'..
+'label[1,2;Output]'..
+'item_image_button[4,0;1,1;tombs:cobble_0_0;0;]'..
+'checkbox[6,2.5;offset;Offset Node?;]'..
+'list[current_player;main;0,3.5;8,4]'

gravestones.lua

@@ -0,0 +1,74 @@
+--[[
+minetest.register_node('tombs:cobble_0_0', {
+   description = material..' grave marker',
+   drawtype = 'mesh',
+   mesh = 'tombs_0_0.obj',
+   tiles = texture_image,
+   paramtype = 'light',
+   paramtype2 = 'facedir',
+   selection_box = col_box_0_0,
+   collision_box = col_box_0_0,
+   groups = {cracky=2, oddly_breakable_by_hand=1,},
+})
+
+minetest.register_node('tombs:cobble_0_1', {
+   description = 'offset '..material..'' grave marker',
+   drawtype = 'mesh',
+   mesh = 'tombs_0_0.obj',
+   tiles = texture_image,
+   paramtype = 'light',
+   paramtype2 = 'facedir',
+   selection_box = col_box_0_1,
+   collision_box = col_box_0_1,
+   groups = {cracky=2, oddly_breakable_by_hand=1,},
+
+})
+--]]
+
+minetest.register_node('tombs:cobble_0_0', {
+   description = 'cobblestone grave marker',
+   drawtype = 'mesh',
+   mesh = 'tombs_0_0.obj',
+   tiles = {'default_cobble.png'},
+   paramtype = 'light',
+   paramtype2 = 'facedir',
+   selection_box = colbox_0_0,
+	collision_box = colbox_0_0,
+   groups = {cracky=2, oddly_breakable_by_hand=1,},
+})
+
+minetest.register_node('tombs:cobble_0_1', {
+   description = 'offset cobblestone grave marker',
+   drawtype = 'mesh',
+   mesh = 'tombs_0_1.obj',
+   tiles = {'default_cobble.png'},
+   paramtype = 'light',
+   paramtype2 = 'facedir',
+   selection_box = colbox_0_1,
+   collision_box = colbox_0_1,
+   groups = {cracky=2, oddly_breakable_by_hand=1,},
+})
+
+minetest.register_node('tombs:stone_0_0', {
+   description = 'stone grave marker',
+   drawtype = 'mesh',
+   mesh = 'tombs_0_0.obj',
+   tiles = {'default_stone.png'},
+   paramtype = 'light',
+   paramtype2 = 'facedir',
+   selection_box = colbox_0_0,
+	collision_box = colbox_0_0,
+   groups = {cracky=2, oddly_breakable_by_hand=1,},
+})
+
+minetest.register_node('tombs:stone_0_1', {
+   description = 'offset stone grave marker',
+   drawtype = 'mesh',
+   mesh = 'tombs_0_1.obj',
+   tiles = {'default_stone.png'},
+   paramtype = 'light',
+   paramtype2 = 'facedir',
+   selection_box = colbox_0_1,
+   collision_box = colbox_0_1,
+   groups = {cracky=2, oddly_breakable_by_hand=1,},
+})

init.lua

@@ -1,107 +1,6 @@
 tombs = {}
-
-
-minetest.register_node('tombs:machine', {
-   description = 'Gravestone Engraver',
-   tiles = {
-      'tombs_machine_side.png',
-      'tombs_machine_side.png',
-      'tombs_machine_side.png',
-      'tombs_machine_side.png',
-      'tombs_machine_side.png',
-      'tombs_machine_front.png',
-   },
-   groups = {oddly_breakable_by_hand=3},
-   paramtype2 = 'facedir',
-   on_construct = function(pos)
-      local meta = minetest.get_meta(pos)
-      meta:set_string('infotext', 'Gravestone Creator')
-      meta:set_string('formspec', 'size[8,7.5]'..
-      'list[context;tool;0,0;1,1]'..
-      'label[1,0;Tool/Bones]'..
-      'list[context;input;0,1;1,1]'..
-      'label[1,1;Material]'..
-      'list[context;output;0,2;1,1]'..
-      'label[1,2;Output]'..
-      'item_image_button[4,0;1,1;tombs:cobble_0_0;0;]'..
-      'checkbox[6,2.5;offset;Offset Node?;]'..
-      'list[current_player;main;0,3.5;8,4]')
-      local inv = meta:get_inventory()
-      inv:set_size('tool', 1)
-      inv:set_size('input', 1)
-      inv:set_size('output', 1)
-   end,
-   on_receive_fields = function(pos, formname, fields, sender)
-      local meta = minetest.get_meta(pos)
-      local inv = meta:get_inventory()
---[[      if fields['offset'] == 'true' then --mesh should be offset version
-         minetest.chat_send_all('hello world')
-         return offset = '1'
-      end
-      if fields['offset'] == 'false' then
-         minetest.chat_send_all('goodbye world')
-         return offset = '0'
-         --]]
-      if fields['0'] then
-         local itemstack = inv:get_stack('input', 1)
-         local material = itemstack:get_name()
-         local tool = inv:get_stack('tool', 1)
-         local tool_name = tool:get_name()
-         if tool_name == 'bones:bones' then
-            if material == 'default:cobble' then
-               inv:add_item('output', 'tombs:cobble_0_0')
-            elseif material == 'default:stone' then
-               inv:add_item('output', 'tombs:stone_0_0')
-            else
-               return
-            end
-                  itemstack:take_item(1)
-                  inv:set_stack('input',1,itemstack)
-                  tool:take_item(1)
-                  inv:set_stack('tool',1,tool)
-         end
-      end
-   end,
-   can_dig = function(pos)
-      local meta = minetest.get_meta(pos)
-      local inv = meta:get_inventory()
-      if inv:is_empty('tool') and
-      inv:is_empty('input') and
-      inv:is_empty('output') then
-         return true
-      else
-         return false
-      end
-   end,
-})
-
-
-minetest.register_node('tombs:cobble_0_0', {
-   description = 'cobblestone grave marker',
-   drawtype = 'mesh',
-   mesh = 'tombs_0_0.obj',
-   tiles = {'default_cobble.png'},
-   paramtype = 'light',
-   paramtype2 = 'facedir',
-   groups = {cracky=2, oddly_breakable_by_hand=1,},
-})
-
-minetest.register_node('tombs:cobble_0_1', {
-   description = 'cobblestone grave marker',
-   drawtype = 'mesh',
-   mesh = 'tombs_0_1.obj',
-   tiles = {'default_cobble.png'},
-   paramtype = 'light',
-   paramtype2 = 'facedir',
-   groups = {cracky=2, oddly_breakable_by_hand=1,},
-})
-
-minetest.register_node('tombs:stone_0_0', {
-   description = 'stone grave marker',
-   drawtype = 'mesh',
-   mesh = 'tombs_0_0.obj',
-   tiles = {'default_stone.png'},
-   paramtype = 'light',
-   paramtype2 = 'facedir',
-   groups = {cracky=2, oddly_breakable_by_hand=1,},
-})
+--break the file up to make it easier to maintain.
+dofile(minetest.get_modpath('tombs')..'/machine.lua')
+dofile(minetest.get_modpath('tombs')..'/collision_boxes.lua')
+dofile(minetest.get_modpath('tombs')..'/gravestones.lua')
+dofile(minetest.get_modpath('tombs')..'/formspec.lua')

machine.lua

@@ -0,0 +1,61 @@
+local center = '0'
+
+minetest.register_node('tombs:machine', {
+   description = 'Gravestone Engraver',
+   tiles = {
+      'tombs_machine_side.png',
+      'tombs_machine_side.png',
+      'tombs_machine_side.png',
+      'tombs_machine_side.png',
+      'tombs_machine_side.png',
+      'tombs_machine_front.png',
+   },
+   groups = {oddly_breakable_by_hand=3},
+   paramtype2 = 'facedir',
+   on_construct = function(pos)
+      local meta = minetest.get_meta(pos)
+      meta:set_string('infotext', 'Gravestone Creator')
+      meta:set_string('formspec', machine_formspec)
+      local inv = meta:get_inventory()
+      inv:set_size('tool', 1)
+      inv:set_size('input', 1)
+      inv:set_size('output', 1)
+   end,
+   on_receive_fields = function(pos, formname, fields, sender)
+      local meta = minetest.get_meta(pos)
+      local inv = meta:get_inventory()
+      if fields['offset'] == 'true' then --mesh should be offset version
+         center = '1'
+      elseif fields['offset'] == 'false' then
+         center = '0'
+      end
+      if fields['0'] then
+         local input = inv:get_stack('input', 1)
+         local tool = inv:get_stack('tool', 1)
+         if tool:get_name() == 'bones:bones' then
+            if input:get_name() == 'default:cobble' then
+               inv:add_item('output', 'tombs:cobble_0_'..center)
+            elseif input:get_name() == 'default:stone' then
+               inv:add_item('output', 'tombs:stone_0_'..center)
+            else
+               return
+            end
+                  input:take_item(1)
+                  inv:set_stack('input',1,input)
+                  tool:take_item(1)
+                  inv:set_stack('tool',1,tool)
+         end
+      end
+   end,
+   can_dig = function(pos)
+      local meta = minetest.get_meta(pos)
+      local inv = meta:get_inventory()
+      if inv:is_empty('tool') and
+      inv:is_empty('input') and
+      inv:is_empty('output') then
+         return true
+      else
+         return false
+      end
+   end,
+})

models/tombs_0_1.obj

@@ -1,14 +1,14 @@
 # Blender v2.79 (sub 6) OBJ File: ''
 # www.blender.org
 o Cube.001
-v -0.375000 -0.500000 -0.125000
-v -0.375000 0.437500 -0.125000
-v -0.375000 -0.500000 -0.375000
-v -0.375000 0.437500 -0.375000
-v 0.375000 -0.500000 -0.125000
-v 0.375000 0.437500 -0.125000
-v 0.375000 -0.500000 -0.375000
-v 0.375000 0.437500 -0.375000
+v -0.375000 -0.500000 0.375000
+v -0.375000 0.437500 0.375000
+v -0.375000 -0.500000 0.125000
+v -0.375000 0.437500 0.125000
+v 0.375000 -0.500000 0.375000
+v 0.375000 0.437500 0.375000
+v 0.375000 -0.500000 0.125000
+v 0.375000 0.437500 0.125000
 vt 0.375000 0.000000
 vt 0.375000 0.937500
 vt 0.625000 0.937500