Add support for probabilities

* Probabilities tab
* Physical storage of creator node positions for probability referencing
This commit is contained in:
octacian 2017-07-23 19:41:23 -07:00
parent 3ec8c5de2d
commit a452e90419
1 changed files with 235 additions and 11 deletions

246
init.lua
View File

@ -2,7 +2,9 @@
advschem = {}
local path = minetest.get_worldpath().."/advschem.mt"
local contexts = {}
local marked = {}
advschem.markers = {}
---
@ -152,6 +154,7 @@ advschem.add_form("main", {
end
end
local update_positions = false
-- Save size vector values
if (fields.save or fields.key_enter_field == "x" or
fields.key_enter_field == "y" or fields.key_enter_field == "z")
@ -168,6 +171,9 @@ advschem.add_form("main", {
if z then
meta.z_size = math.max(z, 1)
end
-- Set positions to be updated
update_positions = true
end
-- Save schematic name
@ -182,8 +188,17 @@ advschem.add_form("main", {
local path = minetest.get_worldpath().."/schems/"
minetest.mkdir(path)
local plist = minetest.deserialize(meta.prob_list)
local probability_list = {}
for _, i in pairs(plist) do
probability_list[#probability_list + 1] = {
pos = minetest.string_to_pos(_),
prob = i.prob,
}
end
local filepath = path..meta.schem_name..".mts"
local res = minetest.create_schematic(pos1, pos2, {}, filepath, {})
local res = minetest.create_schematic(pos1, pos2, probability_list, filepath, {})
if res then
minetest.chat_send_player(name, minetest.colorize("#00ff00",
@ -195,7 +210,8 @@ advschem.add_form("main", {
end
-- Save meta before updating visuals
realmeta:from_table({fields = meta})
local inv = realmeta:get_inventory():get_lists()
realmeta:from_table({fields = meta, inventory = inv})
-- Update border
if not fields.border and meta.schem_border == "true" then
@ -206,6 +222,114 @@ advschem.add_form("main", {
if not fields.quit then
advschem.show_formspec(pos, minetest.get_player_by_name(name), "main")
end
-- Update pos1 and pos2 in marked table (for interaction checking)
if update_positions then
local pos1, pos2 = advschem.size(pos)
pos1, pos2 = advschem.sort_pos(pos1, pos2)
marked[minetest.pos_to_string(pos)] = {
pos1 = pos1,
pos2 = pos2,
}
end
end,
})
advschem.add_form("prob", {
tab = true,
caption = "Probability",
get = function(pos, name)
local meta = minetest.get_meta(pos)
local inventory = meta:get_inventory()
local stack = inventory:get_stack("probability", 1)
local stringpos = pos.x..","..pos.y..","..pos.z
local probchange = ""
if stack:get_name() ~= "" then
local smeta = stack:get_meta():to_table().fields
probchange = [[
field[1.3,0.4;2,1;probability;Probability:;]]..(smeta.advschem_prob or "255")..[[]
field_close_on_enter[probability;false]
checkbox[3.1,0.1;force_place;Force Place;]]..(smeta.advschem_force_place or "false")..[[]
button[5,0.1;1.5,1;rst;Reset]
button[6.5,0.1;1.5,1;save;Save]
]]
else
probchange = [[
label[1,0.2;Insert item in slot.]
]]
end
return [[
size[8,6]
list[nodemeta:]]..stringpos..[[;probability;0,0;1,1;]
label[0,1;Probability is a number between 0 and 255.]
list[current_player;main;0,1.5;8,4;]
listring[nodemeta:]]..stringpos..[[;probability]
listring[current_player;main]
]]..probchange
end,
handle = function(pos, name, fields)
local meta = minetest.get_meta(pos)
local inventory = meta:get_inventory()
local stack = inventory:get_stack("probability", 1)
local smeta = stack:get_meta()
if stack:get_name() ~= "" then
if fields.rst then
smeta:set_string("advschem_prob", nil)
smeta:set_string("advschem_force_place", nil)
-- Reset description
local original_desc = smeta:get_string("original_desc")
if not original_desc or original_desc == "" then
original_desc = minetest.registered_items[stack:get_name()].description
end
smeta:set_string("description", original_desc)
elseif fields.force_place or fields.save or
fields.key_enter_field == "probability" then
if fields.probability ~= "" then
local prob = tonumber(fields.probability)
if prob >= 0 and prob <= 255 then
smeta:set_string("advschem_prob", fields.probability)
else
advschem.show_formspec(pos, minetest.get_player_by_name(name), "prob")
end
else
smeta:set_string("advschem_prob", nil)
end
smeta:set_string("advschem_force_place", fields.force_place)
-- Update description
local desc = minetest.registered_items[stack:get_name()].description
local meta_desc = smeta:get_string("description")
if meta_desc and meta_desc ~= "" then
desc = meta_desc
end
local original_desc = smeta:get_string("original_description")
if original_desc and original_desc ~= "" then
desc = original_desc
else
smeta:set_string("original_description", desc)
end
desc = desc.."\n"..minetest.colorize("grey", "Probability: "..
fields.probability.."\nForce Place: "..(fields.force_place or "false"))
smeta:set_string("description", desc)
end
-- Update itemstack
inventory:set_stack("probability", 1, stack)
-- Refresh formspec
if fields.rst then
advschem.show_formspec(pos, minetest.get_player_by_name(name), "prob")
end
end
end,
})
@ -213,6 +337,28 @@ advschem.add_form("main", {
--- API
---
-- [function] Load
function advschem.load()
local res = io.open(path, "r")
if res then
marked = minetest.deserialize(res:read("*a"))
res:close()
end
if type(marked) ~= "table" then
marked = {}
end
end
-- [function] Save
function advschem.save()
local res = io.open(path, "w")
if res then
res:write(minetest.serialize(marked))
res:close()
end
end
--- Copies and modifies positions `pos1` and `pos2` so that each component of
-- `pos1` is less than or equal to the corresponding component of `pos2`.
-- Returns the new positions.
@ -332,15 +478,65 @@ end
--- Registrations
---
-- [register] On receive fields
minetest.register_on_player_receive_fields(function(player, formname, fields)
formname = formname:split(":")
if formname and formname[1] == "advschem" then
local name = player:get_player_name()
local fname = formname[2]
local context = contexts[name]
if forms[fname] and context and context.name == fname then
forms[fname].handle(name, fields, context.pos)
-- [event] Save data on shut down
minetest.register_on_shutdown(advschem.save)
-- [event] Transfer probabilities and force place on place node
minetest.register_on_placenode(function(pos, newnode, player, oldnode, itemstack)
local smeta = itemstack:get_meta():to_table().fields
if smeta.advschem_prob and tonumber(smeta.advschem_prob) then
local px, py, pz = pos.x, pos.y, pos.z
for strpos, r in pairs(marked) do
local ap1, ap2 = r.pos1, r.pos2
if (px >= ap1.x and px <= ap2.x) and
(py >= ap1.y and py <= ap2.y) and
(pz >= ap1.z and pz <= ap2.z) then
local realpos = minetest.string_to_pos(strpos)
local node = minetest.get_node_or_nil(realpos)
if node and node.name == "advschem:creator" then
local meta = minetest.get_meta(realpos)
local prob_list = minetest.deserialize(meta:get_string("prob_list"))
local force_place = false
if smeta.advschem_force_place == "true" then
force_place = true
end
local ostrpos = minetest.pos_to_string(pos)
prob_list[ostrpos] = {
pos = pos,
prob = tonumber(smeta.advschem_prob),
force_place = force_place,
}
meta:set_string("prob_list", minetest.serialize(prob_list))
end
end
end
end
end)
-- [event] Remove probability on break node
minetest.register_on_dignode(function(pos, oldnode, player)
local original_strpos = minetest.pos_to_string(pos)
local px, py, pz = pos.x, pos.y, pos.z
for strpos, r in pairs(marked) do
local ap1, ap2 = r.pos1, r.pos2
if (px >= ap1.x and px <= ap2.x) and
(py >= ap1.y and py <= ap2.y) and
(pz >= ap1.z and pz <= ap2.z) then
local realpos = minetest.string_to_pos(strpos)
local meta = minetest.get_meta(realpos)
local prob_list = minetest.deserialize(meta:get_string("prob_list"))
for _, i in pairs(prob_list) do
if _ == original_strpos then
prob_list[_] = nil
end
end
meta:set_string("prob_list", minetest.serialize(prob_list))
end
end
end)
@ -365,6 +561,7 @@ minetest.register_node("advschem:creator", {
meta:set_string("owner", name)
meta:set_string("infotext", "Schematic Creator\n(owned by "..name..")")
meta:set_string("prob_list", minetest.serialize({}))
local node = minetest.get_node(pos)
local dir = minetest.facedir_to_dir(node.param2)
@ -373,6 +570,15 @@ minetest.register_node("advschem:creator", {
meta:set_int("y_size", 1)
meta:set_int("z_size", 1)
local inv = meta:get_inventory()
inv:set_size("probability", 1)
local pos1, pos2 = advschem.size(pos)
marked[minetest.pos_to_string(pos)] = {
pos1 = pos1,
pos2 = pos2,
}
-- Don't take item from itemstack
return true
end,
@ -403,6 +609,18 @@ minetest.register_node("advschem:creator", {
after_destruct = function(pos)
advschem.unmark(pos)
end,
-- Update formspec when items are added to or taken from the probability inventory
on_metadata_inventory_put = function(pos, listname, index, stack, player)
if listname == "probability" then
advschem.show_formspec(pos, player, "prob", true)
end
end,
on_metadata_inventory_take = function(pos, listname, index, stack, player)
if listname == "probability" then
advschem.show_formspec(pos, player, "prob", true)
end
end,
})
-- [entity] Display
@ -434,3 +652,9 @@ minetest.register_entity("advschem:display", {
self.object:set_armor_groups({immortal = 1})
end,
})
---
--- Load Data
---
advschem.load()