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mods that hopefully work for a TechAge-based pack

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tangent
2026-09-09 06:27:51 -06:00
parent 4e6b08d194
commit c27db2a537
6234 changed files with 375578 additions and 0 deletions
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mods/uraniumstuff/goo.lua
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local MODNAME = minetest.get_current_modname()
local MODPATH = minetest.get_modpath(MODNAME)
local S = minetest.get_translator(MODNAME)
local max_goo_range = get_setting("max_goo_range", 15)
minetest.register_node("uraniumstuff:goo_source", {
description = S("Green Goo"),
drawtype = "liquid",
tiles = {
{
name = "uraniumstuff_goo_source.png",
backface_culling = false,
animation = {
type = "vertical_frames",
aspect_w = 16,
aspect_h = 16,
length = 2.0,
},
},
{
name = "uraniumstuff_goo_source.png",
backface_culling = true,
animation = {
type = "vertical_frames",
aspect_w = 16,
aspect_h = 16,
length = 2.0,
},
},
},
use_texture_alpha = "blend",
waving = 3,
paramtype = "light",
walkable = false,
pointable = false,
diggable = false,
sunlight_propagates = true,
buildable_to = true,
is_ground_content = false,
drop = "",
drowning = 1,
liquidtype = "source",
liquid_range = 3,
liquid_renewable = false,
liquid_alternative_flowing = "uraniumstuff:goo_flowing",
liquid_alternative_source = "uraniumstuff:goo_source",
liquid_viscosity = WATER_VISC,
post_effect_color = {a = 103, r = 40, g = 90, b = 30},
groups = {liquid = 1, dig_by_piston=1},
sounds = default.node_sound_water_defaults(),
light_source = 5,
_mcl_blast_resistance = 100,
_mcl_hardness = -1,
})
minetest.register_node("uraniumstuff:goo_flowing", {
description = S("Flowing Green Goo"),
drawtype = "flowingliquid",
tiles = {"uraniumstuff_goo.png"},
special_tiles = {
{
name = "uraniumstuff_goo_flowing.png",
backface_culling = false,
animation = {
type = "vertical_frames",
aspect_w = 16,
aspect_h = 16,
length = 0.5,
},
},
{
name = "uraniumstuff_goo_flowing.png",
backface_culling = true,
animation = {
type = "vertical_frames",
aspect_w = 16,
aspect_h = 16,
length = 0.5,
},
},
},
use_texture_alpha = "blend",
waving = 3,
paramtype = "light",
paramtype2 = "flowingliquid",
walkable = false,
pointable = false,
diggable = false,
buildable_to = true,
is_ground_content = false,
sunlight_propagates = true,
drop = "",
drowning = 1,
liquidtype = "flowing",
liquid_range = 3,
liquid_renewable = false,
liquid_alternative_flowing = "uraniumstuff:goo_flowing",
liquid_alternative_source = "uraniumstuff:goo_source",
liquid_viscosity = WATER_VISC,
post_effect_color = {a = 103, r = 40, g = 90, b = 30},
groups = {liquid = 1, not_in_creative_inventory = 1, dig_by_piston=1},
sounds = default.node_sound_water_defaults(),
light_source = 5,
_mcl_blast_resistance = 100,
_mcl_hardness = -1,
})
minetest.register_node("uraniumstuff:evil_goo_source", {
description = S("Evil Green Goo"),
drawtype = "liquid",
tiles = {
{
name = "uraniumstuff_goo_source.png",
backface_culling = false,
animation = {
type = "vertical_frames",
aspect_w = 16,
aspect_h = 16,
length = 2.0,
},
},
{
name = "uraniumstuff_goo_source.png",
backface_culling = true,
animation = {
type = "vertical_frames",
aspect_w = 16,
aspect_h = 16,
length = 2.0,
},
},
},
use_texture_alpha = "blend",
waving = 3,
paramtype = "light",
walkable = false,
pointable = false,
diggable = false,
sunlight_propagates = true,
buildable_to = true,
is_ground_content = false,
drop = "",
drowning = 1,
liquidtype = "source",
liquid_range = 3,
liquid_renewable = false,
liquid_alternative_flowing = "uraniumstuff:evil_goo_flowing",
liquid_alternative_source = "uraniumstuff:evil_goo_source",
liquid_viscosity = WATER_VISC,
damage_per_second = 5,
post_effect_color = {a = 103, r = 40, g = 90, b = 30},
groups = {liquid = 1, dig_by_piston=1},
sounds = default.node_sound_water_defaults(),
light_source = 5,
_mcl_blast_resistance = 100,
_mcl_hardness = -1,
})
minetest.register_node("uraniumstuff:evil_goo_flowing", {
description = S("Flowing Evil Green Goo"),
drawtype = "flowingliquid",
tiles = {"uraniumstuff_goo.png"},
special_tiles = {
{
name = "uraniumstuff_goo_flowing.png",
backface_culling = false,
animation = {
type = "vertical_frames",
aspect_w = 16,
aspect_h = 16,
length = 0.5,
},
},
{
name = "uraniumstuff_goo_flowing.png",
backface_culling = true,
animation = {
type = "vertical_frames",
aspect_w = 16,
aspect_h = 16,
length = 0.5,
},
},
},
use_texture_alpha = "blend",
waving = 3,
paramtype = "light",
paramtype2 = "flowingliquid",
walkable = false,
pointable = false,
diggable = false,
buildable_to = true,
is_ground_content = false,
sunlight_propagates = true,
drop = "",
drowning = 1,
liquidtype = "flowing",
liquid_range = 3,
liquid_renewable = false,
liquid_alternative_flowing = "uraniumstuff:evil_goo_flowing",
liquid_alternative_source = "uraniumstuff:evil_goo_source",
liquid_viscosity = WATER_VISC,
damage_per_second = 5,
post_effect_color = {a = 103, r = 40, g = 90, b = 30},
groups = {liquid = 1, not_in_creative_inventory = 1, dig_by_piston=1},
sounds = default.node_sound_water_defaults(),
light_source = 5,
_mcl_blast_resistance = 100,
_mcl_hardness = -1,
})
if minetest.get_modpath("bucket") then
bucket.register_liquid(
"uraniumstuff:goo_source",
"uraniumstuff:goo_flowing",
"uraniumstuff:bucket_goo",
"uraniumstuff_bucket_goo.png",
S("Goo Bucket"),
{tool = 1}
)
bucket.register_liquid(
"uraniumstuff:evil_goo_source",
"uraniumstuff:evil_goo_flowing",
"uraniumstuff:bucket_evil_goo",
"uraniumstuff_bucket_goo.png",
S("Evil Goo Bucket"),
{tool = 1}
)
minetest.register_craft({
type = "shapeless",
output = "uraniumstuff:bucket_evil_goo",
recipe = {"uraniumstuff:bucket_goo", "uraniumstuff:uranium_gem"},
})
end
local function make_vector(pos_1, pos_2)
local x_dif = pos_2.x - pos_1.x
local y_dif = pos_2.y - pos_1.y
local z_dif = pos_2.z - pos_1.z
return {x = x_dif, y = y_dif, z = z_dif}
end
local function length_cb(vector)
return vector.x*vector.x + vector.y*vector.y + vector.z*vector.z
end
local function distance_cb(pos_1, pos_2)
local vector = make_vector(pos_1, pos_2)
return length_cb(vector)
end
local function length(vector)
return math.sqrt(length_cb(vector))
end
local function distance(pos_1, pos_2)
return math.sqrt(distance_cb(pos_1, pos_2))
end
local function normalize(vector)
local length = length(vector)
vector.x = vector.x/length
vector.y = vector.y/length
vector.z = vector.z/length
return vector
end
local function int_vector(vector)
if vector.x < -0.5 then vector.x = -1 elseif vector.x > 0.5 then vector.x = 1 else vector.x = 0 end
if vector.y < -0.5 then vector.y = -1 elseif vector.y > 0.5 then vector.y = 1 else vector.y = 0 end
if vector.z < -0.5 then vector.z = -1 elseif vector.z > 0.5 then vector.z = 1 else vector.z = 0 end
return vector
end
local empty_node_names = {
"air",
"default:water"
}
local goo_node_names = {
"uraniumstuff:goo_source",
"uraniumstuff:evil_goo_source",
"uraniumstuff:goo_flowing",
"uraniumstuff:evil_goo_flowing",
}
local function is_node_empty(node)
for i, name in ipairs(empty_node_names) do
if name == node.name then return true end
end
return false
end
local function is_node_goo(node)
for i, name in ipairs(goo_node_names) do
if name == node.name then return true end
end
return false
end
local function can_goo_go_to(pos, check_below)
local node_at_pos = minetest.get_node(pos)
local below_pos = {x = pos.x, y = pos.y - 1, z = pos.z}
local node_below = minetest.get_node(below_pos)
if not (is_node_empty(node_at_pos) or is_node_goo(node_at_pos)) then return false end
if check_below and (is_node_empty(node_below) or is_node_goo(node_below)) then return false end
return true
end
local function has_solid_neighbor(pos)
local positions = {
{x = pos.x + 1, y = pos.y, z = pos.z},
{x = pos.x - 1, y = pos.y, z = pos.z},
{x = pos.x, y = pos.y, z = pos.z + 1},
{x = pos.x, y = pos.y, z = pos.z - 1},
}
for _, position in ipairs(positions) do
local node = minetest.get_node(pos)
if not is_node_empty(node) then return true end
end
return false
end
local function table_equals(t1, t2)
for key, value in pairs(t1) do
if t1[key] ~= t2[key] then return false end
end
return true
end
local function get_closest_entity(pos)
local dist = 0
local cl_entity = nil
for name, entity in pairs(minetest.luaentities) do
if entity.health and entity.health > 0 then
local e_pos = entity.object:get_pos()
if e_pos then
local dist_cb = distance_cb(pos, e_pos)
if dist_cb < dist or cl_entity == nil then
dist = dist_cb
cl_entity = entity
end
end
end
end
return cl_entity
end
local function move_goo_towards(pos, entity_pos)
local vector = make_vector(pos, entity_pos)
if length(vector) > max_goo_range then return nil end
local n_vector = normalize(vector)
local move = int_vector(n_vector)
local new_pos = {x = pos.x + move.x, y = pos.y, z = pos.z + move.z}
local y_dir = 1
if n_vector.y < 0 then y_dir = -1 end
local pos_options = {
{pos = new_pos, check_below = true},
{pos = {x = new_pos.x, y = new_pos.y + y_dir, z = new_pos.z}, check_below = y_dir > 0},
{pos = {x = new_pos.x, y = new_pos.y - y_dir, z = new_pos.z}, check_below = y_dir < 0},
{pos = {x = pos.x, y = pos.y + y_dir, z = pos.z}, check_below = false, solid_neighbor = y_dir > 0},
{pos = {x = pos.x, y = pos.y - y_dir, z = pos.z}, check_below = false, solid_neighbor = y_dir < 0},
}
for _, pos_option in ipairs(pos_options) do
local next_pos = pos_option.pos
if (not table_equals(pos, next_pos)) and can_goo_go_to(next_pos, pos_option.check_below) then
if (not pos_option.solid_neighbor) or has_solid_neighbor(pos) then
minetest.set_node(next_pos, {name="uraniumstuff:evil_goo_source"})
minetest.set_node(pos, {name="uraniumstuff:evil_goo_flowing"})
break
end
end
end
end
minetest.register_abm({
nodenames = {"uraniumstuff:evil_goo_source"},
--neighbors = {"air"},
interval = 1,
chance = 1,
catch_up = false,
action = function(pos, node, active_object_count, active_object_count_wider)
local cl_entity = get_closest_entity(pos)
if cl_entity then
local entity_pos = cl_entity.object:get_pos()
move_goo_towards(pos, entity_pos)
end
end
})