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78 lines
2.2 KiB
Lua
78 lines
2.2 KiB
Lua
mcl_throwing = {}
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local modpath = minetest.get_modpath(minetest.get_current_modname())
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--
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-- Snowballs and other throwable items
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--
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local entity_mapping = {}
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local velocities = {}
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function mcl_throwing.register_throwable_object(name, entity, velocity)
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entity_mapping[name] = entity
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velocities[name] = velocity
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assert(minetest.registered_entities[entity], entity.." not registered")
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assert(minetest.registered_entities[entity]._vl_projectile)
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end
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function mcl_throwing.throw(throw_item, pos, dir, velocity, thrower)
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velocity = velocity or velocities[throw_item] or 22
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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 itemstring = ItemStack(throw_item):get_name()
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local obj = vl_projectile.create(entity_mapping[itemstring], {
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pos = pos,
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owner_id = thrower,
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dir = dir,
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velocity = velocity,
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drag = 3,
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})
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obj:get_luaentity()._thrower = thrower
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return obj
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end
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-- Throw item
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function mcl_throwing.get_player_throw_function(entity_name, velocity)
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local function func(item, player, pointed_thing)
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local playerpos = player:get_pos()
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local dir = player:get_look_dir()
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mcl_throwing.throw(item, {x=playerpos.x, y=playerpos.y+1.5, z=playerpos.z}, dir, velocity, player:get_player_name())
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if not minetest.is_creative_enabled(player: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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return func
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end
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function mcl_throwing.dispense_function(stack, dispenserpos, droppos, dropnode, dropdir)
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-- Launch throwable item
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local shootpos = vector.add(dispenserpos, vector.multiply(dropdir, 0.51))
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mcl_throwing.throw(stack:get_name(), shootpos, dropdir)
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end
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-- Staticdata handling because objects may want to be reloaded
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function mcl_throwing.get_staticdata(self)
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local thrower
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-- Only save thrower if it's a player name
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if type(self._thrower) == "string" then
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thrower = self._thrower
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end
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local data = {
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_lastpos = self._lastpos,
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_thrower = thrower,
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}
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return minetest.serialize(data)
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end
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function mcl_throwing.on_activate(self, staticdata, dtime_s)
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local data = minetest.deserialize(staticdata)
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self._staticdata = data
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if data then
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self._lastpos = data._lastpos
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self._thrower = data._thrower
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end
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end
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dofile(modpath.."/register.lua")
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