forked from VoxeLibre/VoxeLibre
180 lines
6.2 KiB
Lua
180 lines
6.2 KiB
Lua
local S = minetest.get_translator(minetest.get_current_modname())
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local GRAVITY = tonumber(minetest.settings:get("movement_gravity"))
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local mod_target = minetest.get_modpath("mcl_target")
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local function splash_image(colorstring, opacity)
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if not opacity then
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opacity = 127
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end
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return "mcl_potions_splash_overlay.png^[colorize:"..colorstring..":"..tostring(opacity).."^mcl_potions_splash_bottle.png"
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end
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function mcl_potions.register_splash(name, descr, color, def)
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local id = "mcl_potions:"..name.."_splash"
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local longdesc = def._longdesc
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if not def.no_effect then
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longdesc = S("A throwable potion that will shatter on impact, where it gives all nearby players and mobs a status effect or a set of status effects.")
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if def._longdesc then
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longdesc = longdesc .. "\n" .. def._longdesc
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end
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end
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minetest.register_craftitem(id, {
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description = descr,
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_tt_help = def._tt,
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_dynamic_tt = def._dynamic_tt,
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_doc_items_longdesc = longdesc,
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_doc_items_usagehelp = S("Use the “Punch” key to throw it."),
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stack_max = def.stack_max,
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_effect_list = def._effect_list,
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uses_level = def.uses_level,
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has_potent = def.has_potent,
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has_plus = def.has_plus,
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_default_potent_level = def._default_potent_level,
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_default_extend_level = def._default_extend_level,
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inventory_image = splash_image(color),
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groups = {brewitem=1, bottle=1, splash_potion=1, _mcl_potion=1},
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on_use = function(item, placer, pointed_thing)
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local velocity = 10
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local dir = placer:get_look_dir();
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local pos = placer:get_pos();
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minetest.sound_play("mcl_throwing_throw", {pos = pos, gain = 0.4, max_hear_distance = 16}, true)
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local obj = minetest.add_entity({x=pos.x+dir.x,y=pos.y+2+dir.y,z=pos.z+dir.z}, id.."_flying")
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obj:set_velocity({x=dir.x*velocity,y=dir.y*velocity,z=dir.z*velocity})
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obj:set_acceleration({x=dir.x*-3, y=-9.8, z=dir.z*-3})
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local ent = obj:get_luaentity()
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ent._thrower = placer:get_player_name()
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ent._potency = item:get_meta():get_int("mcl_potions:potion_potent")
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ent._plus = item:get_meta():get_int("mcl_potions:potion_plus")
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ent._effect_list = def._effect_list
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if not minetest.is_creative_enabled(placer:get_player_name()) then
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item:take_item()
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end
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return item
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end,
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stack_max = 1,
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_on_dispense = function(stack, dispenserpos, droppos, dropnode, dropdir)
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local s_pos = vector.add(dispenserpos, vector.multiply(dropdir, 0.51))
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local pos = {x=s_pos.x+dropdir.x,y=s_pos.y+dropdir.y,z=s_pos.z+dropdir.z}
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minetest.sound_play("mcl_throwing_throw", {pos = pos, gain = 0.4, max_hear_distance = 16}, true)
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local obj = minetest.add_entity(pos, id.."_flying")
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local velocity = 22
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obj:set_velocity({x=dropdir.x*velocity,y=dropdir.y*velocity,z=dropdir.z*velocity})
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obj:set_acceleration({x=dropdir.x*-3, y=-9.8, z=dropdir.z*-3})
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local ent = obj:get_luaentity()
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ent._potency = item:get_meta():get_int("mcl_potions:potion_potent")
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ent._plus = item:get_meta():get_int("mcl_potions:potion_plus")
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ent._effect_list = def._effect_list
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end
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})
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local w = 0.7
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minetest.register_entity(id.."_flying",{
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textures = {splash_image(color)},
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hp_max = 1,
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visual_size = {x=w/2,y=w/2},
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collisionbox = {-0.1,-0.1,-0.1,0.1,0.1,0.1},
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pointable = false,
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on_step = function(self, dtime)
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local pos = self.object:get_pos()
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local node = minetest.get_node(pos)
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local n = node.name
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local g = minetest.get_item_group(n, "liquid")
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local d = 0.1
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local redux_map = {7/8,0.5,0.25}
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if mod_target and n == "mcl_target:target_off" then
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mcl_target.hit(vector.round(pos), 0.4) --4 redstone ticks
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end
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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
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minetest.sound_play("mcl_potions_breaking_glass", {pos = pos, max_hear_distance = 16, gain = 1})
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local texture, acc
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if name == "water" then
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texture = "mcl_particles_droplet_bottle.png"
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acc = {x=0, y=-GRAVITY, z=0}
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else
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if def.instant then
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texture = "mcl_particles_instant_effect.png"
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else
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texture = "mcl_particles_effect.png"
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end
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acc = {x=0, y=0, z=0}
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end
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minetest.add_particlespawner({
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amount = 50,
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time = 0.1,
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minpos = {x=pos.x-d, y=pos.y+0.5, z=pos.z-d},
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maxpos = {x=pos.x+d, y=pos.y+0.5+d, z=pos.z+d},
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minvel = {x=-2, y=0, z=-2},
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maxvel = {x=2, y=2, z=2},
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minacc = acc,
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maxacc = acc,
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minexptime = 0.5,
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maxexptime = 1.25,
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minsize = 1,
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maxsize = 2,
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collisiondetection = true,
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vertical = false,
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texture = texture.."^[colorize:"..color..":127"
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})
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local potency = self._potency or 0
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local plus = self._plus or 0
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if def.on_splash then def.on_splash(pos, potency+1) end
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for _,obj in pairs(minetest.get_objects_inside_radius(pos, 4)) do
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local entity = obj:get_luaentity()
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if obj:is_player() or entity and entity.is_mob then
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local pos2 = obj:get_pos()
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local rad = math.floor(math.sqrt((pos2.x-pos.x)^2 + (pos2.y-pos.y)^2 + (pos2.z-pos.z)^2))
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if def._effect_list then
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local ef_level
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local dur
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for name, details in pairs(def._effect_list) do
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if details.uses_level then
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ef_level = details.level + details.level_scaling * (potency)
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else
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ef_level = details.level
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end
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if details.dur_variable then
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dur = details.dur * math.pow(mcl_potions.PLUS_FACTOR, plus)
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if potency>0 and details.uses_level then
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dur = dur / math.pow(mcl_potions.POTENT_FACTOR, potency)
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end
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dur = dur * mcl_potions.SPLASH_FACTOR
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else
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dur = details.dur
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end
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if rad > 0 then
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mcl_potions.give_effect_by_level(name, obj, ef_level, redux_map[rad]*dur)
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else
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mcl_potions.give_effect_by_level(name, obj, ef_level, dur)
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end
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end
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end
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if def.custom_effect then
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local power = (potency+1) * mcl_potions.SPLASH_FACTOR
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if rad > 0 then
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def.custom_effect(obj, redux_map[rad] * power)
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else
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def.custom_effect(obj, power)
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end
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end
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end
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end
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self.object:remove()
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end
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end,
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})
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end
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--[[local function time_string(dur)
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return math.floor(dur/60)..string.format(":%02d",math.floor(dur % 60))
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end]]
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