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VoxeLibre/mods/ITEMS/mcl_totems/init.lua

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local hud_totem = {}
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minetest.register_on_leaveplayer(function(player)
hud_totem[player] = nil
end)
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-- Totem particle registration
function rgb_to_hex(rgb)
local hexadecimal = "#"
for key, value in pairs(rgb) do
local hex = ""
while value > 0 do
local index = math.fmod(value, 16) + 1
value = math.floor(value / 16)
hex = string.sub("0123456789ABCDEF", index, index) .. hex
end
local len = string.len(hex)
if len == 0 then
hex = "00"
elseif len == 1 then
hex = "0" .. hex
end
hexadecimal = hexadecimal .. hex
end
return hexadecimal
end
minetest.register_entity("mcl_totems:totem_particle", {
physical = true,
collide_with_objects = false,
collisionbox = {-0.02,-0.02,-0.02, 0.02,0.02,0.02},
pointable = false,
visual = "sprite",
visual_size = {x=0.2, y=0.2},
spritediv = {x=1, y=1},
initial_sprite_basepos = {x=0, y=0},
static_save = false,
glow = 14,
on_activate = function(self, staticdata)
local color
if math.random(0, 3) == 0 then
color = rgb_to_hex({ (0.6 + math.random() * 0.2) * 255, (0.6 + math.random() * 0.3) * 255, (math.random() * 0.2) * 255 })
else
color = rgb_to_hex({ (0.1 + math.random() * 0.4) * 255, (0.6 + math.random() * 0.3) * 255, (math.random() * 0.2) * 255 })
end
self.object:set_properties({
textures = { "mcl_particles_totem"..math.random(1, 4)..".png^[colorize:"..color }
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})
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local t = math.random(1, 2)*math.random()
minetest.after(t, function()
self.object:set_velocity({x = math.random(-4, 4)*math.random(), y = math.random(-1, 4)*math.random(), z = math.random(-4, 4)*math.random()})
end)
minetest.after(0.3 + t, function()
self.object:set_acceleration({x=0, y=-4, z=0})
self.object:set_velocity({x=0, y=0, z=0})
end)
end,
on_step = function(self, dtime)
local r = math.random(1,50)
if r == 1 then
self.object:remove()
end
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end
})
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-- Save the player from death when holding totem of undying in hand
mcl_damage.register_modifier(function(obj, damage, reason)
if obj:is_player() then
local hp = obj:get_hp()
if hp - damage <= 0 then
local wield = obj:get_wielded_item()
if wield:get_name() == "mobs_mc:totem" then
local ppos = obj:get_pos()
local pnname = minetest.get_node(ppos).name
-- Some exceptions when _not_ to save the player
for n=1, #mobs_mc.misc.totem_fail_nodes do
if pnname == mobs_mc.misc.totem_fail_nodes[n] then
return
end
end
-- Reset breath as well
if obj:get_breath() < 11 then
obj:set_breath(10)
end
if not minetest.is_creative_enabled(obj:get_player_name()) then
wield:take_item()
obj:set_wielded_item(wield)
end
-- Effects
minetest.sound_play({name = "mcl_totems_totem", gain=1}, {pos=ppos, max_hear_distance=16}, true)
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--Particles
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minetest.after(0.1, function()
local new_pos = obj:get_pos()
if not new_pos then return end
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local particlepos = {x = new_pos.x, y = new_pos.y + 1, z = new_pos.z}
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for i = 1, 150 do
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minetest.add_entity(particlepos, "mcl_totems:totem_particle")
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end
end)
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-- Big totem overlay
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if not hud_totem[obj] then
hud_totem[obj] = obj:hud_add({
hud_elem_type = "image",
text = "mcl_totems_totem.png",
position = { x=0.5, y=1 },
scale = { x=17, y=17 },
offset = { x=0, y=-178 },
z_index = 100,
})
minetest.after(3, function()
if obj:is_player() then
obj:hud_remove(hud_totem[obj])
hud_totem[obj] = nil
end
end)
end
-- Set HP to exactly 1
return hp - 1
end
end
end
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end, 1000)