MineClone5/mods/ENTITIES/mcl_dripping/init.lua

107 lines
3.1 KiB
Lua

-- Dripping Water Mod
-- by kddekadenz
-- License of code, textures & sounds: CC0
local math_random = math.random
local all_dirs = {
{x = 0, y = 0, z = 1},
{x = 0, y = 1, z = 0},
{x = 1, y = 0, z = 0},
{x = 0, y = 0, z =-1},
{x = 0, y =-1, z = 0},
{x =-1, y = 0, z = 0},
}
local function register_drop_entity(substance, glow, sound, texture_file_name)
minetest.register_entity("mcl_dripping:drop_" .. substance, {
hp_max = 1,
physical = true,
collide_with_objects = false,
collisionbox = {-0.01, -0.01, -0.01, 0.01, 0.01, 0.01},
glow = glow,
pointable = false,
visual = "sprite",
visual_size = {x = 0.1, y = 0.1},
textures = {""},
spritediv = {x = 1, y = 1},
initial_sprite_basepos = {x = 0, y = 0},
static_save = false,
_dropped = false,
on_activate = function(self)
self.object:set_properties({
textures = {
"[combine:2x2:"
.. -math_random(1, 16)
.. ","
.. -math_random(1, 16)
.. "="
.. (texture_file_name or ("default_" .. substance .. "_source_animated.png"))
}
})
end,
on_step = function(self, dtime)
local k = math_random(1, 222)
local ownpos = self.object:get_pos()
if k == 1 then
self.object:set_acceleration(vector.new(0, -5, 0))
end
if minetest.get_node(vector.offset(ownpos, 0, 0.5, 0)).name == "air" then
self.object:set_acceleration(vector.new(0, -5, 0))
end
if minetest.get_node(vector.offset(ownpos, 0, -0.1, 0)).name ~= "air" then
local ent = self.object:get_luaentity()
if not ent._dropped then
ent._dropped = true
if sound then
minetest.sound_play({name = "drippingwater_" .. sound .. "drip"}, {pos = ownpos, gain = 0.5, max_hear_distance = 8}, true)
end
end
if k < 3 then
self.object:remove()
end
end
end,
})
end
local function register_liquid_drop(liquid, glow, sound, nodes)
register_drop_entity(liquid, glow, sound)
minetest.register_abm({
label = "Create drops",
nodenames = nodes,
neighbors = {"group:" .. liquid},
interval = 2,
chance = 22,
action = function(pos)
if minetest.get_item_group(minetest.get_node(vector.offset(pos, 0, 1, 0)).name, liquid) ~= 0
and minetest.get_node(vector.offset(pos, 0, -1, 0)).name == "air" then
local x, z = math_random(-45, 45) / 100, math_random(-45, 45) / 100
minetest.add_entity(vector.offset(pos, x, -0.520, z), "mcl_dripping:drop_" .. liquid)
end
end,
})
end
register_liquid_drop("water", 1, "", {"group:opaque", "group:leaves"})
register_liquid_drop("lava", math.max(7, minetest.registered_nodes["mcl_core:lava_source"].light_source - 3), "lava", {"group:opaque"})
register_drop_entity("crying_obsidian", 10, nil, "mcl_core_crying_obsidian.png")
minetest.register_abm({
label = "Create crying obsidian drops",
nodenames = {"mcl_core:crying_obsidian"},
neighbors = {"air"},
interval = 2,
chance = 22,
action = function(pos)
local i0 = math_random(1, 6)
for i = i0, i0 + 5 do
local dir = all_dirs[(i % 6) + 1]
if minetest.get_node(vector.add(pos, dir)).name == "air" then
minetest.add_entity(vector.offset(pos, dir.x * 0.52, dir.y * 0.52, dir.z * 0.52), "mcl_dripping:drop_crying_obsidian")
return
end
end
end,
})