dfcaverns/df_trees/torchspine.lua
2020-02-17 22:36:53 -07:00

337 lines
11 KiB
Lua

local S = df_trees.S
-- Rather than make this whole mod depend on subterrane just for this, I copied and pasted a chunk of stalactite code.
local x_disp = 0.125
local z_disp = 0.125
local stal_on_place = function(itemstack, placer, pointed_thing)
local pt = pointed_thing
-- check if pointing at a node
if not pt then
return itemstack
end
if pt.type ~= "node" then
return itemstack
end
local under = minetest.get_node(pt.under)
local above = minetest.get_node(pt.above)
if minetest.is_protected(pt.above, placer:get_player_name()) then
minetest.record_protection_violation(pt.above, placer:get_player_name())
return
end
-- return if any of the nodes is not registered
if not minetest.registered_nodes[under.name] or not minetest.registered_nodes[above.name] then
return itemstack
end
-- check if you can replace the node above the pointed node
if not minetest.registered_nodes[above.name].buildable_to then
return itemstack
end
local new_param2
-- check if pointing at an existing stalactite
if minetest.get_item_group(under.name, "subterrane_stal_align") ~= 0 then
new_param2 = under.param2
else
new_param2 = math.random(0,3)
end
-- add the node and remove 1 item from the itemstack
minetest.add_node(pt.above, {name = itemstack:get_name(), param2 = new_param2})
if not minetest.settings:get_bool("creative_mode", false) then
itemstack:take_item()
end
return itemstack
end
local stal_box_1 = {{-0.0625+x_disp, -0.5, -0.0625+z_disp, 0.0625+x_disp, 0.5, 0.0625+z_disp}}
local stal_box_2 = {{-0.125+x_disp, -0.5, -0.125+z_disp, 0.125+x_disp, 0.5, 0.125+z_disp}}
local stal_box_3 = {{-0.25+x_disp, -0.5, -0.25+z_disp, 0.25+x_disp, 0.5, 0.25+z_disp}}
local stal_box_4 = {{-0.375+x_disp, -0.5, -0.375+z_disp, 0.375+x_disp, 0.5, 0.375+z_disp}}
minetest.register_node("df_trees:torchspine_1", {
description = S("Torchspine Tip"),
_doc_items_longdesc = df_trees.doc.torchspine_desc,
_doc_items_usagehelp = df_trees.doc.torchspine_usage,
tiles = {"dfcaverns_torchspine_0.5.png", "dfcaverns_torchspine_1.5.png", "dfcaverns_torchspine_1.png"},
groups = {oddly_breakable_by_hand = 1, subterrane_stal_align = 1, flow_through = 1, fall_damage_add_percent = 100},
drawtype = "nodebox",
paramtype = "light",
paramtype2 = "facedir",
is_ground_content = false,
drop = "default:torch",
node_box = {
type = "fixed",
fixed = stal_box_1,
},
on_place = stal_on_place,
on_punch = function(pos, node, puncher)
if puncher:get_wielded_item():get_name() == "default:torch" then
minetest.swap_node(pos, {name = "df_trees:torchspine_1_lit", param2 = node.param2})
end
end,
})
minetest.register_node("df_trees:torchspine_1_lit", {
description = S("Torchspine Tip"),
_doc_items_longdesc = df_trees.doc.torchspine_desc,
_doc_items_usagehelp = df_trees.doc.torchspine_usage,
tiles = {"default_gold_block.png", "dfcaverns_torchspine_1.5.png", "dfcaverns_torchspine_1_lit.png"},
groups = {oddly_breakable_by_hand = 1, subterrane_stal_align = 1, flow_through = 1, torch = 1, fall_damage_add_percent = 150},
drawtype = "nodebox",
paramtype = "light",
paramtype2 = "facedir",
light_source = 8,
is_ground_content = false,
drop = "default:torch 2",
node_box = {
type = "fixed",
fixed = stal_box_1,
},
on_place = stal_on_place,
})
minetest.register_node("df_trees:torchspine_2", {
description = S("Torchspine"),
_doc_items_longdesc = df_trees.doc.torchspine_desc,
_doc_items_usagehelp = df_trees.doc.torchspine_usage,
tiles = {"dfcaverns_torchspine_1.5.png", "dfcaverns_torchspine_2.5.png", "dfcaverns_torchspine_2.png"},
groups = {oddly_breakable_by_hand = 1, subterrane_stal_align = 1, flow_through = 1, fall_damage_add_percent = 50},
drawtype = "nodebox",
paramtype = "light",
paramtype2 = "facedir",
is_ground_content = false,
node_box = {
type = "fixed",
fixed = stal_box_2,
},
drop = {
max_items = 1,
items = {
{
items = {"df_trees:torchspine_ember"}, -- Items to drop
rarity = 2, -- Probability of dropping is 1 / rarity
},
},
},
on_place = stal_on_place,
})
minetest.register_node("df_trees:torchspine_3", {
description = S("Torchspine"),
_doc_items_longdesc = df_trees.doc.torchspine_desc,
_doc_items_usagehelp = df_trees.doc.torchspine_usage,
tiles = {"dfcaverns_torchspine_2.5.png", "dfcaverns_torchspine_3.5.png", "dfcaverns_torchspine_3.png"},
groups = {oddly_breakable_by_hand = 1, subterrane_stal_align = 1, flow_through = 1},
drawtype = "nodebox",
paramtype = "light",
paramtype2 = "facedir",
is_ground_content = false,
node_box = {
type = "fixed",
fixed = stal_box_3,
},
drop = {
max_items = 1,
items = {
{
items = {"df_trees:torchspine_ember"}, -- Items to drop
rarity = 2, -- Probability of dropping is 1 / rarity
},
{
items = {"df_trees:torchspine_ember 2"}, -- Items to drop
rarity = 2, -- Probability of dropping is 1 / rarity
},
},
},
on_place = stal_on_place,
})
minetest.register_node("df_trees:torchspine_4", {
description = S("Torchspine"),
_doc_items_longdesc = df_trees.doc.torchspine_desc,
_doc_items_usagehelp = df_trees.doc.torchspine_usage,
tiles = {"dfcaverns_torchspine_3.5.png", "dfcaverns_torchspine_4.5.png", "dfcaverns_torchspine_4.png"},
groups = {oddly_breakable_by_hand = 1, subterrane_stal_align = 1, flow_through = 1},
drawtype = "nodebox",
paramtype = "light",
paramtype2 = "facedir",
is_ground_content = false,
node_box = {
type = "fixed",
fixed = stal_box_4,
},
drop = {
max_items = 1,
items = {
{
items = {"df_trees:torchspine_ember 2"}, -- Items to drop
rarity = 2, -- Probability of dropping is 1 / rarity
},
{
items = {"df_trees:torchspine_ember"}, -- Items to drop
rarity = 1, -- Probability of dropping is 1 / rarity
},
},
}, on_place = stal_on_place,
})
minetest.register_node("df_trees:torchspine_ember", {
description = S("Torchspine Ember"),
_doc_items_longdesc = df_trees.doc.torchspine_desc,
_doc_items_usagehelp = df_trees.doc.torchspine_usage,
tiles = {"dfcaverns_torchspine_0.5.png",},
groups = {oddly_breakable_by_hand = 1, subterrane_stal_align = 1, flow_through = 1},
drawtype = "nodebox",
paramtype = "light",
light_source = 2,
paramtype2 = "facedir",
walkable = false,
is_ground_content = false,
floodable = true,
node_box = {
type = "fixed",
fixed = {
{-0.0625 + x_disp, -0.5, -0.125 + z_disp, 0.125 + x_disp, -0.375, 0.0625 + z_disp},
}
},
on_place = stal_on_place,
})
df_trees.spawn_torchspine = function(pos)
local x, y, z = pos.x, pos.y, pos.z
local stem_height = math.random(1,4)
local vm = minetest.get_voxel_manip()
local minp, maxp = vm:read_from_map(
{x = x, y = y, z = z},
{x = x, y = y+height-1, z = z}
)
local area = VoxelArea:new({MinEdge = minp, MaxEdge = maxp})
local data = vm:get_data()
local data_param2 = vm:get_param2_data()
df_trees.spawn_torchspine_vm(vi, area, data, data_param2, height)
vm:set_data(data)
vm:write_to_map()
vm:update_map()
end
local torchspine_c =
{
minetest.get_content_id("df_trees:torchspine_1"),
minetest.get_content_id("df_trees:torchspine_2"),
minetest.get_content_id("df_trees:torchspine_3"),
minetest.get_content_id("df_trees:torchspine_4")
}
local torchspine_lit_c =
{
minetest.get_content_id("df_trees:torchspine_1_lit"),
minetest.get_content_id("df_trees:torchspine_2"),
minetest.get_content_id("df_trees:torchspine_3"),
minetest.get_content_id("df_trees:torchspine_4")
}
df_trees.spawn_torchspine_vm = function(vi, area, data, data_param2, height, lit)
if height == nil then height = math.random(1,4) end
if lit == nil then lit = math.random() < 0.3 end
local param2 = math.random(0,3)
local list
if lit then list = torchspine_lit_c else list = torchspine_c end
for i = 0, height-1 do
if not minetest.registered_nodes[minetest.get_name_from_content_id(data[vi + area.ystride*i])].buildable_to then
height = i
break
end
end
for i = 0, height-1 do
local index = vi + area.ystride*i
data[index] = list[height-i]
data_param2[index] = param2
end
end
-- overriding node groups using override_item doesn't appear to work with ABMs:
-- https://github.com/minetest/minetest/issues/5518
local coal_def = minetest.registered_nodes["default:stone_with_coal"]
local coal_block_def = minetest.registered_nodes["default:coalblock"]
coal_def.groups.coal = 1
coal_block_def.groups.coal = 1
coal_block_def.groups.flammable = coal_block_def.groups.flammable or 1
minetest.register_node(":default:stone_with_coal", coal_def)
minetest.register_node(":default:coalblock", coal_block_def)
minetest.register_abm{
label = "torchspine germinating",
nodenames = {"df_trees:torchspine_ember"},
neighbors = {"group:flammable", "group:coal"},
interval = 30,
chance = 10,
catch_up = true,
action = function(pos)
local below_name = minetest.get_node({x=pos.x, y=pos.y-1, z=pos.z}).name
if minetest.get_item_group(below_name, "flammable") > 0 or minetest.get_item_group(below_name, "coal") > 0 then
minetest.swap_node(pos, {name="df_trees:torchspine_1", param2=minetest.get_node(pos).param2})
end
end,
}
minetest.register_abm{
label = "torchspine lighting",
nodenames = {"df_trees:torchspine_1"},
interval = 30,
chance = 10,
catch_up = true,
action = function(pos)
local above_def = minetest.registered_nodes[minetest.get_node({x=pos.x, y=pos.y+1, z=pos.z}).name]
if above_def and above_def.buildable_to then
minetest.swap_node(pos, {name="df_trees:torchspine_1_lit", param2=minetest.get_node(pos).param2})
end
end,
}
local torchspine_list = {"df_trees:torchspine_1","df_trees:torchspine_2","df_trees:torchspine_3","df_trees:torchspine_4"}
minetest.register_abm{
label = "torchspine growing",
nodenames = {"df_trees:torchspine_1_lit"},
interval = 37,
chance = 10,
catch_up = true,
action = function(pos)
local height = 0
local param2 = minetest.get_node(pos).param2
local dest_list = {{x=pos.x, y=pos.y+1, z=pos.z},pos,{x=pos.x, y=pos.y-1, z=pos.z},{x=pos.x, y=pos.y-2, z=pos.z},{x=pos.x, y=pos.y-3, z=pos.z}}
local source_list = {
minetest.get_node(dest_list[1]).name,
minetest.get_node(dest_list[2]).name,
minetest.get_node(dest_list[3]).name,
minetest.get_node(dest_list[4]).name,
minetest.get_node(dest_list[5]).name
}
local target_def = minetest.registered_nodes[source_list[1]]
if target_def and target_def.buildable_to then
for i = 2,4 do
if minetest.get_item_group(source_list[i+1], "flammable") > 0 or minetest.get_item_group(source_list[i+1], "coal") > 0 then
height = i
break
elseif source_list[i+1] ~= torchspine_list[i] then
height = 0
break
end
end
end
if height == 0 then
minetest.swap_node(pos, {name="df_trees:torchspine_1", param2=param2})
return
end
for i = 1, height do
minetest.swap_node(dest_list[i], {name=torchspine_list[i], param2=param2})
end
end,
}