MineClone2/mods/ITEMS/mcl_potions/splash.lua
2020-08-06 17:30:49 -04:00

119 lines
4.2 KiB
Lua

local S = minetest.get_translator("mcl_potions")
local GRAVITY = tonumber(minetest.settings:get("movement_gravity"))
local splash_image = function(colorstring, opacity)
if not opacity then
opacity = 127
end
return "mcl_potions_splash_overlay.png^[colorize:"..colorstring..":"..tostring(opacity).."^mcl_potions_splash_bottle.png"
end
function mcl_potions.register_splash(name, descr, color, def)
local id = "mcl_potions:"..name.."_splash"
local longdesc = def.longdesc
if not def.no_effect then
longdesc = S("A throwable potion that will shatter on impact, where it gives all nearby players and mobs a status effect.")
if def.longdesc then
longdesc = longdesc .. "\n" .. def.longdesc
end
end
minetest.register_craftitem(id, {
description = descr,
_tt_help = def.tt,
_doc_items_longdesc = longdesc,
_doc_items_usagehelp = S("Use the “Punch” key to throw it."),
inventory_image = splash_image(color),
groups = {brewitem=1, not_in_creative_inventory=0},
on_use = function(item, placer, pointed_thing)
local velocity = 10
local dir = placer:get_look_dir();
local pos = placer:get_pos();
local obj = minetest.add_entity({x=pos.x+dir.x,y=pos.y+2+dir.y,z=pos.z+dir.z}, id.."_flying")
obj:set_velocity({x=dir.x*velocity,y=dir.y*velocity,z=dir.z*velocity})
obj:set_acceleration({x=dir.x*-3, y=-9.8, z=dir.z*-3})
obj:get_luaentity()._thrower = placer:get_player_name()
if not minetest.is_creative_enabled(placer:get_player_name()) then
item:take_item()
end
return item
end,
stack_max = 1,
_on_dispense = function(stack, dispenserpos, droppos, dropnode, dropdir)
local s_pos = vector.add(dispenserpos, vector.multiply(dropdir, 0.51))
local obj = minetest.add_entity({x=s_pos.x+dropdir.x,y=s_pos.y+dropdir.y,z=s_pos.z+dropdir.z}, id.."_flying")
local velocity = 22
obj:set_velocity({x=dropdir.x*velocity,y=dropdir.y*velocity,z=dropdir.z*velocity})
obj:set_acceleration({x=dropdir.x*-3, y=-9.8, z=dropdir.z*-3})
end
})
local w = 0.7
minetest.register_entity(id.."_flying",{
textures = {splash_image(color)},
hp_max = 1,
visual_size = {x=w/2,y=w/2},
collisionbox = {-0.1,-0.1,-0.1,0.1,0.1,0.1},
pointable = false,
on_step = function(self, dtime)
local pos = self.object:get_pos()
local node = minetest.get_node(pos)
local n = node.name
local g = minetest.get_node_group(n, "liquid")
local d = 0.1
local redux_map = {7/8,0.5,0.25}
if n ~= "air" and n ~= "mcl_portals:portal" and n ~= "mcl_portals:portal_end" and g == 0 or mcl_potions.is_obj_hit(self, pos) then
minetest.sound_play("mcl_potions_breaking_glass", {pos = pos, max_hear_distance = 16, gain = 1})
local texture, acc
if name == "water" then
texture = "mcl_potions_droplet.png"
acc = {x=0, y=-GRAVITY, z=0}
else
texture = "mcl_potions_sprite.png"
acc = {x=0, y=0, z=0}
end
minetest.add_particlespawner({
amount = 50,
time = 0.1,
minpos = {x=pos.x-d, y=pos.y+0.5, z=pos.z-d},
maxpos = {x=pos.x+d, y=pos.y+0.5+d, z=pos.z+d},
minvel = {x=-2, y=0, z=-2},
maxvel = {x=2, y=2, z=2},
minacc = acc,
maxacc = acc,
minexptime = 0.5,
maxexptime = 1.25,
minsize = 1,
maxsize = 2,
collisiondetection = true,
vertical = false,
texture = texture.."^[colorize:"..color..":127"
})
if name == "water" then
mcl_potions._extinguish_nearby_fire(pos)
end
self.object:remove()
for _,obj in pairs(minetest.get_objects_inside_radius(pos, 4)) do
local entity = obj:get_luaentity()
if obj:is_player() or entity._cmi_is_mob then
local pos2 = obj:get_pos()
local rad = math.floor(math.sqrt((pos2.x-pos.x)^2 + (pos2.y-pos.y)^2 + (pos2.z-pos.z)^2))
if rad > 0 then def.potion_fun(obj, redux_map[rad]) else def.potion_fun(obj, 1) end
end
end
end
end,
})
end
local function time_string(dur)
return math.floor(dur/60)..string.format(":%02d",math.floor(dur % 60))
end