sixam/sum_airship
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Update balloon.lua and init.lua

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This commit is contained in:
Sumyjkl 2023-01-11 15:16:55 +11:00
parent b8310e0887
commit f42503fdc6
2 changed files with 102 additions and 38 deletions
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136
balloon.lua
View file

@ -1,19 +1,19 @@
local mod_name = minetest.get_current_modname()
local mod_path = minetest.get_modpath(mod_name)
local me = sum_airship
me.vars = {
me = {
lift = 4,
speed = 3,
fuel_time = 30,
fuel_time = 10,
speed_mult = 4,
i = {},
}
local ship = {
physical = true,
pointable = true,
collisionbox = {-0.5, -0.5, -0.5, 0.5, 0.2, 0.5},
selectionbox = {-0.5, -0.5, -0.5, 0.5, 0.2, 0.5},
collisionbox = {-0.6, -0.2, -0.6, 0.6, 0.3, 0.6},
selectionbox = {-0.7, -0.35, -0.7, 0.7, 0.3, 0.7},
hp_max = 3,
visual = "mesh",
backface_culling = false,
@ -32,20 +32,6 @@ local ship = {
_vel = 0,
_regen_timer = 0,
_fuel = 0,
_sounds = {
engine = {
handle = nil,
gain = 0.1,
playing = false,
time_elapsed = 0,
},
engine_stop = {
handle = nil,
gain = 0.1,
playing = false,
time_elapsed = 0,
},
}
}
local sounds = {
@ -77,7 +63,7 @@ function me.sound_play(self, sound_obj, sound_instance)
gain = sound_obj.gain,
max_hear_distance = sound_obj.max_hear_distance,
loop = sound_obj.loop,
pitch = sound_obj.pitch or 1,
pitch = sound_obj.pitch,
object = self.object,
})
sound_instance.playing = true
@ -93,10 +79,18 @@ function me.sound_stop(sound_instance)
sound_instance.handle = nil
end
function me.sound_countdown(self, dtime)
for _, sound in pairs(self._sounds) do
if sound.playing then
sound.time_elapsed = sound.time_elapsed + dtime
end
end
end
function me.update_sound(self, dtime, forward)
local fuel = self._fuel
local is_thrust = forward ~= 0 and self._driver
if not fuel or not type(fuel) == "number" then self._fuel = 0 end
me.sound_countdown(self, dtime)
local is_thrust = (forward ~= 0) and self._driver
if self._sounds.engine.time_elapsed > 2.1
and self._sounds.engine.handle
@ -119,20 +113,21 @@ function me.update_sound(self, dtime, forward)
and self._sounds.engine_stop.time_elapsed == 0 then
me.sound_play(self, sounds.engine_stop, self._sounds.engine_stop)
end
if not is_thrust
or (self._sounds.engine_stop.time_elapsed == 0
and self._sounds.engine_stop.playing) then
me.sound_stop(self._sounds.engine)
end
if (not is_thrust) then
me.sound_stop(self._sounds.engine)
end
end
end
function ship.on_activate(self, staticdata, dtime_s)
local data = minetest.deserialize(staticdata)
if type(data) == "table" then
self._vel = data.v
self._itemstring = data.itemstring
self._fuel = data.fuel
if data._driver then
self._driver = minetest.get_player_by_name((data._driver:get_player_name()))
self._driver = minetest.get_player_by_name((data._driver))
else
self._driver = nil
end
@ -140,6 +135,20 @@ function ship.on_activate(self, staticdata, dtime_s)
if self._driver then me.detach(self) end
end
self.object:set_animation(ship._animations.idle, 24)
self._sounds = { -- workaround for copy vs reference issue
engine = {
handle = nil,
gain = 0.1,
playing = false,
time_elapsed = 0,
},
engine_stop = {
handle = nil,
gain = 0.1,
playing = false,
time_elapsed = 0,
},
}
end
function ship.get_staticdata(self)
@ -148,6 +157,8 @@ function ship.get_staticdata(self)
_driver = ((self._driver and self._driver:is_player())
and self._driver:get_player_name()) or nil,
_flags = self._flags,
v = self._vel,
fuel = self._fuel,
})
end
@ -191,7 +202,7 @@ function ship.on_rightclick(self, clicker)
item:take_item()
clicker:set_wielded_item(item)
end
self._fuel = self._fuel + sum_airship.fuel_time
self._fuel = self._fuel + me.fuel_time
me.sound_stop(self._sounds.engine)
minetest.sound_play("sum_airship_fire", {
gain = 1,
@ -254,6 +265,19 @@ function me.get_balloon_collide(self)
return force
end
me.chimney_dist = -1.0
me.chimney_yaw = 0.13
me.chimney_height = 0.9
function me.get_chimney_pos(self)
local p = self.object:get_pos()
local yaw = self.object:get_yaw()
local ret = {
x = p.x + (me.chimney_dist * math.sin(-yaw + me.chimney_yaw)),
y = p.y + me.chimney_height,
z = p.z + (me.chimney_dist * math.cos(-yaw + me.chimney_yaw))}
return ret
end
function ship.on_step(self, dtime, moveresult)
local exit = false
local pi = nil
@ -278,6 +302,12 @@ function ship.on_step(self, dtime, moveresult)
local in_water = minetest.get_item_group(minetest.get_node(p).name, "liquid") ~= 0
local on_water = (minetest.get_item_group(minetest.get_node(vector.offset(p, 0, -0.2, 0)).name, "liquid") ~= 0 and not in_water)
local speedboost = 1
if self._fuel > 0 then
self._fuel = self._fuel - dtime
speedboost = 2
end
if pi then
if pi.ctrl.up then forward = 1
elseif pi.ctrl.down then forward = -1 end
@ -285,17 +315,17 @@ function ship.on_step(self, dtime, moveresult)
elseif pi.ctrl.aux1 then climb = -1 end
if pi.ctrl.right then right = 1
elseif pi.ctrl.left then right = -1 end
local yaw = self.object:get_yaw()
local dir = minetest.yaw_to_dir(yaw)
self.object:set_yaw(yaw - right * dtime)
local added_vel = vector.multiply(dir, forward * dtime * me.vars.speed)
added_vel.y = added_vel.y + (climb * dtime * me.vars.lift)
local added_vel = vector.multiply(dir, forward * dtime * me.speed * speedboost)
added_vel.y = added_vel.y + (climb * dtime * me.lift)
v = vector.add(v, added_vel)
end
if self._driver then
local collide_force = me.get_balloon_collide(self)
-- collide_force = vector.normalize(collide_force)
if collide_force ~= vector.new() then
collide_force = vector.multiply(collide_force, 0.1)
v = vector.multiply(v, 0.95)
@ -329,7 +359,45 @@ function ship.on_step(self, dtime, moveresult)
v.y = v.y * (1 - (dtime * 0.5))
v.z = v.z * (1 - (dtime * 0.5))
end
local wind_vel = vector.new(0,0,0)
if minetest.get_modpath("sum_air_currents") ~= nil then
wind_vel = sum_air_currents.get_wind(p)
if self._driver or not is_on_floor then
v = vector.add(wind_vel, v)
end
end
self.object:set_velocity(v)
me.update_sound(self, dtime, forward)
local is_thrust = self._driver and forward ~= 0
local chimney_pos = me.get_chimney_pos(self)
local spread = 0.06
if self._fuel > 0 or (math.random(0,100) > 80 and is_thrust) or math.random(0,100) > 95 then
minetest.add_particle({
pos = vector.offset(chimney_pos, math.random(-1, 1)*spread, 0, math.random(-1, 1)*spread),
velocity = vector.add(wind_vel, {x=0, y=math.random(0.2*100,0.7*100)/100, z=0}),
expirationtime = math.random(0.5, 2),
size = math.random(0.1, 4),
collisiondetection = false,
vertical = false,
texture = "sum_airship_smoke.png",
})
end
-- animations
if self._fuel > 0 then
self.object:set_animation(self._animations.boost, 25)
elseif is_thrust then
self.object:set_animation(self._animations.fly, 25)
else
self.object:set_animation(self._animations.idle, 25)
end
end

4
init.lua
View file

@ -1,8 +1,4 @@
local mod_name = minetest.get_current_modname()
local mod_path = minetest.get_modpath(mod_name)
sum_airship = {}
dofile(mod_path .. DIR_DELIM .. "balloon.lua")