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Fireworks now fly in arches

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the-real-herowl 2024-12-26 03:59:32 +01:00 committed by the-real-herowl
parent 8b0534437a
commit e69bd1412e
1 changed files with 29 additions and 17 deletions
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46
mods/ITEMS/vl_fireworks/register.lua
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@ -3,6 +3,8 @@ local S = minetest.get_translator(minetest.get_current_modname())
local tt_help = S("Flight Duration:")
local description = S("Firework Rocket")
local TAU = 2*math.pi
local function explode(self, pos)
-- temp code
vl_fireworks.generic_particle_explosion(pos)
@ -45,11 +47,18 @@ local firework_entity = {
vl_projectile.has_tracer,
function(self, dtime)
self.object:add_velocity(vector.new(0, 5*dtime, 0)) -- TODO var. accel. TODO max speed?
if self._vl_projectile.extra then
self._vl_projectile.maximum_time = self._vl_projectile.extra
local e = self._vl_projectile.extra
self._force = e.force/10 + 5
self._vl_projectile.maximum_time = e.dur
self._rot_axis = e.rot_axis
self._dir = self.object:get_velocity():normalize()
self._vl_projectile.extra = nil
end
if not self._dir then return end
self._dir = self._dir:rotate_around_axis(self._rot_axis, dtime/3)
local obj = self.object
obj:set_velocity((obj:get_velocity():length() + self._force*dtime) * self._dir)
end,
vl_projectile.collides_with_solids,
@ -111,6 +120,22 @@ local firework_entity = {
vl_projectile.register("vl_fireworks:rocket", firework_entity)
function vl_fireworks.shoot_firework(itemstack, pos)
local meta = itemstack:get_meta()
local rot_axis = vector.new(1,0,0)
rot_axis = rot_axis:rotate_around_axis(vector.new(0,1,0), math.random()*TAU)
vl_projectile.create("vl_fireworks:rocket", {
pos = pos,
dir = vector.new(0,1,0),
velocity = 1 + meta:get_int("vl_fireworks:force")/10,
extra = {
dur = meta:get_float("vl_fireworks:duration"),
force = meta:get_float("vl_fireworks:force"),
rot_axis = rot_axis
}
})
end
minetest.register_craftitem("vl_fireworks:rocket", { -- TODO use metadata
description = description,
inventory_image = "vl_fireworks_rocket.png",
@ -128,23 +153,10 @@ minetest.register_craftitem("vl_fireworks:rocket", { -- TODO use metadata
end,
on_place = function(itemstack, user, pointed_thing)
local pos = pointed_thing.above
local meta = itemstack:get_meta()
-- pos.y = pos.y + 1
vl_projectile.create("vl_fireworks:rocket", {
pos = pos,
dir = vector.new(0,1,0),
velocity = 1 + meta:get_int("vl_fireworks:force")/10,
extra = meta:get_float("vl_fireworks:duration")
})
vl_fireworks.shoot_firework(itemstack, pos)
end,
_on_dispense = function(dropitem, pos, droppos, dropnode, dropdir)
local meta = itemstack:get_meta()
vl_projectile.create("vl_fireworks:rocket", {
pos = pos,
dir = vector.new(0,1,0),
velocity = 1 + meta:get_int("vl_fireworks:force")/10,
extra = meta:get_float("vl_fireworks:duration")
})
vl_fireworks.shoot_firework(dropitem, pos)
end,
_vl_fireworks_std_durs_forces = { {2.2, 10}, {4.5, 20}, {6, 30} },
_vl_fireworks_tt = function(duration)