master
Alexsandro Percy 2021-12-02 21:24:37 -03:00
parent aadd55e213
commit 20cd31bc57
50 changed files with 2548 additions and 2 deletions

25
.luacheckrc Normal file
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unused_args = false
allow_defined_top = true
globals = {
"minetest",
"mobkit",
"core",
"player_api",
"player_monoids",
"math.sign",
}
read_globals = {
string = {fields = {"split"}},
table = {fields = {"copy", "getn"}},
-- Builtin
"vector", "ItemStack",
"dump", "DIR_DELIM", "VoxelArea", "Settings",
-- MTG
"default", "sfinv", "creative",
}
ignore = {"611"}

167
LICENSE Normal file
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GNU LESSER GENERAL PUBLIC LICENSE
Version 3, 29 June 2007
Copyright (C) 2007 Free Software Foundation, Inc. <https://fsf.org/>
Everyone is permitted to copy and distribute verbatim copies
of this license document, but changing it is not allowed.
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the terms and conditions of version 3 of the GNU General Public
License, supplemented by the additional permissions listed below.
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Copyright Alexsandro Percy - 2021

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# supercub
A Super Cup airplane for minetest
Minetest 5.4 mod: Hydroplane - Super Duck
========================================
The Super Duck
This one tries to implement some flight, using the mobkit mod.
In order to fly, it is necessary to first supply the airplane with biofuel.
Then with a bottle or gallon selected, punch it against the airplane floater.
You can use 10 bottles them to fill the tank. See the fuel gauge on the airplane
panel (right below, with a green F). To embark, click with the right button.
While the machine is off, it is possible to move it using the sneak and jump keys (shift an space).
W ans S controls the pitch (elevator).
Right and Left (A and D) controls the yaw (rudder and ailerons).
Then to fly, start the engine with the special key E. Press jump (space)
to increase the engine power (check the panel for the indicator marked with a yellow P).
Adjust to the maximum. Pull the elevator control (S) when it have the speed to lift.
During the cruise flight, it is ideal to keep the power setting below the red range,
to control fuel consumption. Use the climb indicator to stabilize altitude,
as at high altitudes you lose sustentation and you spend more fuel.
For landing, just lower the power and stabilize the airplane. Pay attention at air speed
indicator, keeping it at green range, otherwise you will stall.
Care must be taken with impacts, as it causes damage to the aircraft and the pilot,
so training landings is essential.
To brake the aircraft, use the sneak (shift) key until it comes to a complete stop.
Do not stop the engine before this, or it will reverse when it stops
To repair damages, you can use the repair tool. It subtracts steel ingots to increase
airplane hp.
It can be painted using dye of any color you want, you must punch the airplane with the dye.
Biofuel mod can be found here: https://github.com/APercy/minetest_biofuel
The limitations: because the lack in functions to roll the camera, and the rudder acting together the ailerons,
the airplane is unable to do a tuneau, barrel roll, loopings and any kind of aerobatics maneuvers.
It was limited at the source. You can modify it by your own, just making the roll movement cumulative and increasing the speeds
**Controls overview:**
* Right click: enter in/get off plane
* Left click (with biofuel): add fuel to plane
* Right click and Sneak: enter in flight instructor mode (limited vision, so use debug info)
* E: Start engine
* Jump: Increase power, forward on ground
* Sneak: Decrease power, brake on ground
* Backward: go up flying - nose up
* Forward: go down flying - nose down
* Left/right: Turn to left/right, work on and out ground.
* Left and Right together: center all commands
* Sneak and Jump together: give/take the controls to/from pilot student
* Up and Down together: enable/disable HUD
**Chat Commands: **
/hydro_eject - ejects from the vehicle
/hydro_manual - shows the manual
-----------------------
License of source code:
LGPL v3 (see file LICENSE)
License of media (textures and sounds):
CC0

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depends.txt Normal file
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mobkit
default
biofuel

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init.lua Normal file
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supercub={}
supercub.fuel = {['biofuel:biofuel'] = 1,['biofuel:bottle_fuel'] = 1,
['biofuel:phial_fuel'] = 0.25, ['biofuel:fuel_can'] = 10}
supercub.gravity = tonumber(minetest.settings:get("movement_gravity")) or 9.8
supercub.wing_angle_of_attack = 3
supercub.min_speed = 6
supercub.max_speed = 6
supercub.max_engine_acc = 8 --4.5
supercub.lift = 10 --12
supercub.colors ={
black='#2b2b2b',
blue='#0063b0',
brown='#8c5922',
cyan='#07B6BC',
dark_green='#567a42',
dark_grey='#6d6d6d',
green='#4ee34c',
grey='#9f9f9f',
magenta='#ff0098',
orange='#ff8b0e',
pink='#ff62c6',
red='#dc1818',
violet='#a437ff',
white='#FFFFFF',
yellow='#ffe400',
}
dofile(minetest.get_modpath("supercub") .. DIR_DELIM .. "supercub_global_definitions.lua")
dofile(minetest.get_modpath("supercub") .. DIR_DELIM .. "supercub_crafts.lua")
dofile(minetest.get_modpath("supercub") .. DIR_DELIM .. "supercub_control.lua")
dofile(minetest.get_modpath("supercub") .. DIR_DELIM .. "supercub_fuel_management.lua")
dofile(minetest.get_modpath("supercub") .. DIR_DELIM .. "supercub_custom_physics.lua")
dofile(minetest.get_modpath("supercub") .. DIR_DELIM .. "supercub_utilities.lua")
dofile(minetest.get_modpath("supercub") .. DIR_DELIM .. "supercub_entities.lua")
dofile(minetest.get_modpath("supercub") .. DIR_DELIM .. "supercub_manual.lua")
--
-- helpers and co.
--
--
-- items
--
settings = Settings(minetest.get_worldpath() .. "/supercub_settings.conf")
local function fetch_setting(name)
local sname = name
return settings and settings:get(sname) or minetest.settings:get(sname)
end
supercub.restricted = fetch_setting("restricted")
minetest.register_privilege("flight_licence", {
description = "Gives a flight licence to the player",
give_to_singleplayer = true
})
-- add chatcommand to eject from hydroplane
minetest.register_chatcommand("cub_eject", {
params = "",
description = "Ejects from Super Cub",
privs = {interact = true},
func = function(name, param)
local colorstring = core.colorize('#ff0000', " >>> you are not inside your Super Cub")
local player = minetest.get_player_by_name(name)
local attached_to = player:get_attach()
if attached_to ~= nil then
local seat = attached_to:get_attach()
if seat ~= nil then
local entity = seat:get_luaentity()
if entity then
if entity.driver_name == name and entity.name == "supercub:supercub" then
supercub.dettachPlayer(entity, player)
else
minetest.chat_send_player(name,colorstring)
end
end
end
else
minetest.chat_send_player(name,colorstring)
end
end
})
minetest.register_chatcommand("cub_manual", {
params = "",
description = "Super Cub operation manual",
privs = {interact = true},
func = function(name, param)
supercub.manual_formspec(name)
end
})

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mod.conf Normal file
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name = supercub
depends = mobkit,default,biofuel
author = APercy
description = Adds a craftable Super Cub
title = Super Cub

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models/supercub_pointer.b3d Normal file

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models/supercub_rudder.b3d Normal file

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models/supercub_stick.b3d Normal file

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sounds/supercub_engine.ogg Normal file

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--global constants
supercub.vector_up = vector.new(0, 1, 0)
supercub.ideal_step = 0.02
supercub.rudder_limit = 30
supercub.elevator_limit = 40
dofile(minetest.get_modpath("supercub") .. DIR_DELIM .. "supercub_utilities.lua")
function supercub.check_node_below(obj)
local pos_below = obj:get_pos()
pos_below.y = pos_below.y - 0.1
local node_below = minetest.get_node(pos_below).name
local nodedef = minetest.registered_nodes[node_below]
local touching_ground = not nodedef or -- unknown nodes are solid
nodedef.walkable or false
local liquid_below = not touching_ground and nodedef.liquidtype ~= "none"
return touching_ground, liquid_below
end
function supercub.powerAdjust(self,dtime,factor,dir,max_power)
local max = max_power or 100
local add_factor = factor/2
add_factor = add_factor * (dtime/supercub.ideal_step) --adjusting the command speed by dtime
local power_index = self._power_lever
if dir == 1 then
if self._power_lever < max then
self._power_lever = self._power_lever + add_factor
end
if self._power_lever > max then
self._power_lever = max
end
end
if dir == -1 then
if self._power_lever > 0 then
self._power_lever = self._power_lever - add_factor
if self._power_lever < 0 then self._power_lever = 0 end
end
if self._power_lever <= 0 then
self._power_lever = 0
end
end
end
function supercub.control(self, dtime, hull_direction, longit_speed, longit_drag,
later_speed, later_drag, accel, player, is_flying)
--if self.driver_name == nil then return end
local retval_accel = accel
local stop = false
local ctrl = nil
-- player control
if player then
ctrl = player:get_player_control()
--engine and power control
if ctrl.aux1 and self._last_time_command > 0.5 then
self._last_time_command = 0
if self._engine_running then
self._engine_running = false
self._autopilot = false
self._power_lever = 0 --zero power
self._last_applied_power = 0 --zero engine
elseif self._engine_running == false and self._energy > 0 then
self._engine_running = true
self._last_applied_power = -1 --send signal to start
end
end
self._acceleration = 0
if self._engine_running then
--engine acceleration calc
local engineacc = (self._power_lever * supercub.max_engine_acc) / 100;
local factor = 1
--increase power lever
if ctrl.jump then
supercub.powerAdjust(self, dtime, factor, 1)
end
--decrease power lever
if ctrl.sneak then
supercub.powerAdjust(self, dtime, factor, -1)
if self._power_lever <= 0 and is_flying == false then
--break
if longit_speed > 0 then
engineacc = -1
if (longit_speed + engineacc) < 0 then engineacc = longit_speed * -1 end
end
if longit_speed < 0 then
engineacc = 1
if (longit_speed + engineacc) > 0 then engineacc = longit_speed * -1 end
end
if abs(longit_speed) < 0.1 then
stop = true
end
end
end
--do not exceed
local max_speed = 6
if longit_speed > max_speed then
engineacc = engineacc - (longit_speed-max_speed)
if engineacc < 0 then engineacc = 0 end
end
self._acceleration = engineacc
else
local paddleacc = 0
if longit_speed < 1.0 then
if ctrl.jump then paddleacc = 0.5 end
end
if longit_speed > -1.0 then
if ctrl.sneak then paddleacc = -0.5 end
end
self._acceleration = paddleacc
end
local hull_acc = vector.multiply(hull_direction,self._acceleration)
retval_accel=vector.add(retval_accel,hull_acc)
--pitch
local pitch_cmd = 0
if ctrl.up then pitch_cmd = 1 elseif ctrl.down then pitch_cmd = -1 end
supercub.set_pitch(self, pitch_cmd, dtime)
-- yaw
local yaw_cmd = 0
if ctrl.right then yaw_cmd = 1 elseif ctrl.left then yaw_cmd = -1 end
supercub.set_yaw(self, yaw_cmd, dtime)
--I'm desperate, center all!
if ctrl.right and ctrl.left then
self._elevator_angle = 0
self._rudder_angle = 0
end
end
if longit_speed > 0 then
if ctrl then
if ctrl.right or ctrl.left then
else
supercub.rudder_auto_correction(self, longit_speed, dtime)
end
else
supercub.rudder_auto_correction(self, longit_speed, dtime)
end
supercub.elevator_auto_correction(self, longit_speed, dtime)
end
return retval_accel, stop
end
function supercub.set_pitch(self, dir, dtime)
local pitch_factor = 6
if dir == -1 then
self._elevator_angle = math.max(self._elevator_angle-pitch_factor*dtime,-supercub.elevator_limit)
elseif dir == 1 then
if self._angle_of_attack < 0 then pitch_factor = 1 end --lets reduce the command power to avoid accidents
self._elevator_angle = math.min(self._elevator_angle+pitch_factor*dtime,supercub.elevator_limit)
end
end
function supercub.set_yaw(self, dir, dtime)
local yaw_factor = 25
if dir == 1 then
self._rudder_angle = math.max(self._rudder_angle-(yaw_factor*dtime),-supercub.rudder_limit)
elseif dir == -1 then
self._rudder_angle = math.min(self._rudder_angle+(yaw_factor*dtime),supercub.rudder_limit)
end
end
function supercub.rudder_auto_correction(self, longit_speed, dtime)
local factor = 1
if self._rudder_angle > 0 then factor = -1 end
local correction = (supercub.rudder_limit*(longit_speed/1000)) * factor * (dtime/supercub.ideal_step)
local before_correction = self._rudder_angle
local new_rudder_angle = self._rudder_angle + correction
if math.sign(before_correction) ~= math.sign(new_rudder_angle) then
self._rudder_angle = 0
else
self._rudder_angle = new_rudder_angle
end
end
function supercub.elevator_auto_correction(self, longit_speed, dtime)
local factor = 1
--if self._elevator_angle > -1.5 then factor = -1 end --here is the "compensator" adjusto to keep it stable
if self._elevator_angle > 0 then factor = -1 end
local correction = (supercub.elevator_limit*(longit_speed/10000)) * factor * (dtime/supercub.ideal_step)
local before_correction = self._elevator_angle
local new_elevator_angle = self._elevator_angle + correction
if math.sign(before_correction) ~= math.sign(new_elevator_angle) then
self._elevator_angle = 0
else
self._elevator_angle = new_elevator_angle
end
end
--obsolete, will be removed
function getAdjustFactor(curr_y, desired_y)
local max_difference = 0.1
local adjust_factor = 0.5
local difference = math.abs(curr_y - desired_y)
if difference > max_difference then difference = max_difference end
return (difference * adjust_factor) / max_difference
end
function supercub.autopilot(self, dtime, hull_direction, longit_speed, accel, curr_pos)
local retval_accel = accel
local max_autopilot_power = 85
local max_attack_angle = 1.8
--climb
local velocity = self.object:get_velocity()
local climb_rate = velocity.y * 1.5
if climb_rate > 5 then climb_rate = 5 end
if climb_rate < -5 then
climb_rate = -5
end
self._acceleration = 0
if self._engine_running then
--engine acceleration calc
local engineacc = (self._power_lever * supercub.max_engine_acc) / 100;
--self.engine:set_animation_frame_speed(60 + self._power_lever)
local factor = math.abs(climb_rate * 0.5) --getAdjustFactor(curr_pos.y, self._auto_pilot_altitude)
--increase power lever
if climb_rate > 0.2 then
supercub.powerAdjust(self, dtime, factor, -1)
end
--decrease power lever
if climb_rate < 0 then
supercub.powerAdjust(self, dtime, factor, 1, max_autopilot_power)
end
--do not exceed
local max_speed = supercub.max_speed
if longit_speed > max_speed then
engineacc = engineacc - (longit_speed-max_speed)
if engineacc < 0 then engineacc = 0 end
end
self._acceleration = engineacc
end
local hull_acc = vector.multiply(hull_direction,self._acceleration)
retval_accel=vector.add(retval_accel,hull_acc)
--pitch
if self._angle_of_attack > max_attack_angle then
supercub.set_pitch(self, 1, dtime)
elseif self._angle_of_attack < max_attack_angle then
supercub.set_pitch(self, -1, dtime)
end
-- yaw
supercub.set_yaw(self, 0, dtime)
if longit_speed > 0 then
supercub.rudder_auto_correction(self, longit_speed, dtime)
supercub.elevator_auto_correction(self, longit_speed, dtime)
end
return retval_accel
end

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-- wing
minetest.register_craftitem("supercub:wings",{
description = "Supercub wings",
inventory_image = "wings.png",
})
-- fuselage
minetest.register_craftitem("supercub:fuselage",{
description = "Supercub fuselage",
inventory_image = "fuselage.png",
})
-- trike
minetest.register_craftitem("supercub:supercub", {
description = "Super Cub",
inventory_image = "supercub.png",
liquids_pointable = true,
on_place = function(itemstack, placer, pointed_thing)
if pointed_thing.type ~= "node" then
return
end
local pointed_pos = pointed_thing.under
--local node_below = minetest.get_node(pointed_pos).name
--local nodedef = minetest.registered_nodes[node_below]
pointed_pos.y=pointed_pos.y+3
local supercub = minetest.add_entity(pointed_pos, "supercub:supercub")
if supercub and placer then
local ent = hidro:get_luaentity()
local owner = placer:get_player_name()
ent.owner = owner
supercub:set_yaw(placer:get_look_horizontal())
itemstack:take_item()
end
return itemstack
end,
})
--
-- crafting
--
if minetest.get_modpath("default") then
--[[minetest.register_craft({
output = "supercub:wings",
recipe = {
{"wool:white", "farming:string", "wool:white"},
{"group:wood", "group:wood", "group:wood"},
{"wool:white", "default:steel_ingot", "wool:white"},
}
})
minetest.register_craft({
output = "supercub:fuselage",
recipe = {
{"default:steel_ingot", "default:diamondblock", "default:steel_ingot"},
{"wool:white", "default:steel_ingot", "wool:white"},
{"default:steel_ingot", "default:mese_block", "default:steel_ingot"},
}
})
minetest.register_craft({
output = "supercub:supercub",
recipe = {
{"supercub:wings",},
{"supercub:fuselage",},
}
})]]--
end

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local min = math.min
local abs = math.abs
--local deg = math.deg
function supercub.physics(self)
local friction = 0.99
local vel=self.object:get_velocity()
-- bounciness
if self.springiness and self.springiness > 0 then
local vnew = vector.new(vel)
if not self.collided then -- ugly workaround for inconsistent collisions
for _,k in ipairs({'y','z','x'}) do
if vel[k]==0 and abs(self.lastvelocity[k])> 0.1 then
vnew[k]=-self.lastvelocity[k]*self.springiness
end
end
end
if not vector.equals(vel,vnew) then
self.collided = true
else
if self.collided then
vnew = vector.new(self.lastvelocity)
end
self.collided = false
end
self.object:set_velocity(vnew)
end
local new_velocity = nil
local accell = {x=0, y=0, z=0}
self.water_drag = 0.1
mobkit.set_acceleration(self.object,{x=0,y=0,z=0})
self.isinliquid = false
new_velocity = vector.add(vel, {x=0,y=mobkit.gravity * self.dtime,z=0})
--self.object:set_velocity(new_velocity)
new_velocity = vector.add(new_velocity, vector.multiply(self._last_accell, self.dtime))
self.object:set_pos(self.object:get_pos())
-- dumb friction
if self.isonground and not self.isinliquid then
self.object:set_velocity({x=new_velocity.x*friction,
y=new_velocity.y,
z=new_velocity.z*friction})
else
self.object:set_velocity(new_velocity)
end
end

588
supercub_entities.lua Normal file
View File

@ -0,0 +1,588 @@
dofile(minetest.get_modpath("supercub") .. DIR_DELIM .. "supercub_global_definitions.lua")
--
-- entity
--
supercub.vector_up = vector.new(0, 1, 0)
minetest.register_entity('supercub:engine',{
initial_properties = {
physical = false,
collide_with_objects=false,
pointable=false,
visual = "mesh",
backface_culling = false,
mesh = "supercub_propeller.b3d",
--visual_size = {x = 3, y = 3, z = 3},
textures = {"supercub_rotor.png", "supercub_black.png",},
},
on_activate = function(self,std)
self.sdata = minetest.deserialize(std) or {}
if self.sdata.remove then self.object:remove() end
end,
get_staticdata=function(self)
self.sdata.remove=true
return minetest.serialize(self.sdata)
end,
})
minetest.register_entity('supercub:rudder',{
initial_properties = {
physical = false,
collide_with_objects=false,
pointable=false,
visual = "mesh",
mesh = "supercub_rudder.b3d",
textures = {"supercub_painting.png",},
},
_color="",
on_activate = function(self, std)
self.sdata = minetest.deserialize(std) or {}
if self.sdata.remove then self.object:remove() end
end,
get_staticdata=function(self)
self.sdata.remove=true
return minetest.serialize(self.sdata)
end,
})
minetest.register_entity('supercub:elevator',{
initial_properties = {
physical = false,
collide_with_objects=false,
pointable=false,
visual = "mesh",
mesh = "supercub_elevator.b3d",
textures = {"supercub_painting.png",},
},
_color="",
on_activate = function(self, std)
self.sdata = minetest.deserialize(std) or {}
if self.sdata.remove then self.object:remove() end
end,
get_staticdata=function(self)
self.sdata.remove=true
return minetest.serialize(self.sdata)
end,
})
minetest.register_entity('supercub:right_aileron',{
initial_properties = {
physical = false,
collide_with_objects=false,
pointable=false,
visual = "mesh",
mesh = "supercub_aileron_r.b3d",
textures = {"supercub_painting.png",},
},
_color="",
on_activate = function(self, std)
self.sdata = minetest.deserialize(std) or {}
if self.sdata.remove then self.object:remove() end
end,
get_staticdata=function(self)
self.sdata.remove=true
return minetest.serialize(self.sdata)
end,
})
minetest.register_entity('supercub:left_aileron',{
initial_properties = {
physical = false,
collide_with_objects=false,
pointable=false,
visual = "mesh",
mesh = "supercub_aileron_l.b3d",
textures = {"supercub_painting.png",},
},
_color="",
on_activate = function(self, std)
self.sdata = minetest.deserialize(std) or {}
if self.sdata.remove then self.object:remove() end
end,
get_staticdata=function(self)
self.sdata.remove=true
return minetest.serialize(self.sdata)
end,
})
minetest.register_entity('supercub:stick',{
initial_properties = {
physical = false,
collide_with_objects=false,
pointable=false,
visual = "mesh",
mesh = "supercub_stick.b3d",
textures = {"supercub_metal.png", "supercub_black.png", "supercub_red.png", },
},
on_activate = function(self,std)
self.sdata = minetest.deserialize(std) or {}
if self.sdata.remove then self.object:remove() end
end,
get_staticdata=function(self)
self.sdata.remove=true
return minetest.serialize(self.sdata)
end,
})
--
-- fuel
--
minetest.register_entity('supercub:pointer',{
initial_properties = {
physical = false,
collide_with_objects=false,
pointable=false,
visual = "mesh",
mesh = "supercub_pointer.b3d",
visual_size = {x = 0.4, y = 0.4, z = 0.4},
textures = {"supercub_grey.png"},
},
on_activate = function(self,std)
self.sdata = minetest.deserialize(std) or {}
if self.sdata.remove then self.object:remove() end
end,
get_staticdata=function(self)
self.sdata.remove=true
return minetest.serialize(self.sdata)
end,
})
--
-- seat pivot
--
minetest.register_entity('supercub:seat_base',{
initial_properties = {
physical = false,
collide_with_objects=false,
pointable=false,
visual = "mesh",
mesh = "supercub_seat_base.b3d",
textures = {"supercub_black.png",},
},
on_activate = function(self,std)
self.sdata = minetest.deserialize(std) or {}
if self.sdata.remove then self.object:remove() end
end,
get_staticdata=function(self)
self.sdata.remove=true
return minetest.serialize(self.sdata)
end,
})
minetest.register_entity("supercub:supercub", {
initial_properties = {
physical = true,
collide_with_objects = true,
collisionbox = {-1.2, -1.28, -1.2, 1.2, 1, 1.2}, --{-1,0,-1, 1,0.3,1},
selectionbox = {-2, -1.28, -2, 2, 0, 2},
visual = "mesh",
mesh = "supercub_fuselage.b3d",
stepheight = 0.5,
textures = {"supercub_metal.png",
"supercub_black.png",
"supercub_black.png",
"supercub_metal.png",
"supercub_painting.png",
"supercub_grey.png",
"supercub_painting.png",
"supercub_painting.png",
"supercub_panel.png",
"supercub_painting.png",
"supercub_glass.png", --glass
"supercub_glass.png", -- glass
"supercub_black.png",
"supercub_grey.png",
"supercub_black.png",
"supercub_black2.png",
"supercub_black.png",
"supercub_metal.png",
"supercub_black.png",
"supercub_glass.png",
"supercub_black.png",
"supercub_metal.png",
"supercub_painting.png"
},
},
textures = {},
driver_name = nil,
sound_handle = nil,
owner = "",
static_save = true,
infotext = "A nice airplane",
hp_max = 50,
shaded = true,
show_on_minimap = true,
springiness = 0.1,
physics = supercub.physics,
_passenger = nil,
_color = "#ffe400",
_rudder_angle = 0,
_acceleration = 0,
_engine_running = false,
_angle_of_attack = 2,
_elevator_angle = 0,
_power_lever = 0,
_last_applied_power = 0,
_energy = 0.001,
_last_vel = {x=0,y=0,z=0},
_longit_speed = 0,
_land_retracted = true,
_show_hud = false,
_instruction_mode = false, --flag to intruction mode
_command_is_given = false, --flag to mark the "owner" of the commands now
_autopilot = false,
_auto_pilot_altitude = 0,
_last_accell = {x=0,y=0,z=0},
_last_time_command = 1,
get_staticdata = function(self) -- unloaded/unloads ... is now saved
return minetest.serialize({
--stored_sound_handle = self.sound_handle,
stored_energy = self._energy,
stored_owner = self.owner,
stored_hp = self.hp_max,
stored_color = self._color,
stored_power_lever = self._power_lever,
stored_driver_name = self.driver_name,
stored_last_accell = self._last_accell,
stored_engine_running = self._engine_running,
})
end,
on_activate = function(self, staticdata, dtime_s)
mobkit.actfunc(self, staticdata, dtime_s)
if staticdata ~= "" and staticdata ~= nil then
local data = minetest.deserialize(staticdata) or {}
self._energy = data.stored_energy
self.owner = data.stored_owner
self.hp_max = data.stored_hp
self._color = data.stored_color
self._power_lever = data.stored_power_lever
self.driver_name = data.stored_driver_name
self._last_accell = data.stored_last_accell
self._engine_running = data.stored_engine_running
--self.sound_handle = data.stored_sound_handle
--minetest.debug("loaded: ", self._energy)
if self._engine_running then
self._last_applied_power = -1 --signal to start
end
end
supercub.setText(self)
self.object:set_animation({x = 1, y = 12}, 0, 0, true)
local pos = self.object:get_pos()
local engine=minetest.add_entity(pos,'supercub:engine')
engine:set_attach(self.object,'',{x=0,y=0,z=0},{x=0,y=0,z=0})
-- set the animation once and later only change the speed
engine:set_animation({x = 1, y = 12}, 0, 0, true)
self.engine = engine
local rudder=minetest.add_entity(pos,'supercub:rudder')
rudder:set_attach(self.object,'',{x=0,y=0.12,z=-36.85},{x=0,y=0,z=0})
self.rudder = rudder
local right_aileron=minetest.add_entity(pos,'supercub:right_aileron')
right_aileron:set_attach(self.object,'',{x=0,y=8.08,z=-7},{x=0,y=0,z=0})
self.right_aileron = right_aileron
local left_aileron=minetest.add_entity(pos,'supercub:left_aileron')
left_aileron:set_attach(self.object,'',{x=0,y=8.08,z=-7},{x=0,y=0,z=0})
self.left_aileron = left_aileron
local elevator=minetest.add_entity(pos,'supercub:elevator')
elevator:set_attach(self.object,'',{x=0,y=4,z=-35.5},{x=0,y=0,z=0})
self.elevator = elevator
local fuel_gauge=minetest.add_entity(pos,'supercub:pointer')
local energy_indicator_angle = supercub.get_gauge_angle(self._energy)
fuel_gauge:set_attach(self.object,'',supercub_GAUGE_FUEL_POSITION,{x=0,y=0,z=energy_indicator_angle})
self.fuel_gauge = fuel_gauge
local power_gauge=minetest.add_entity(pos,'supercub:pointer')
local power_indicator_angle = supercub.get_gauge_angle(self._power_lever)
power_gauge:set_attach(self.object,'',supercub_GAUGE_POWER_POSITION,{x=0,y=0,z=power_indicator_angle})
self.power_gauge = power_gauge
local climb_gauge=minetest.add_entity(pos,'supercub:pointer')
local climb_angle = supercub.get_gauge_angle(0)
climb_gauge:set_attach(self.object,'',supercub_GAUGE_CLIMBER_POSITION,{x=0,y=0,z=climb_angle})
self.climb_gauge = climb_gauge
local speed_gauge=minetest.add_entity(pos,'supercub:pointer')
local speed_angle = supercub.get_gauge_angle(100)
speed_gauge:set_attach(self.object,'',supercub_GAUGE_SPEED_POSITION,{x=0,y=0,z=speed_angle})
self.speed_gauge = speed_gauge
local pilot_seat_base=minetest.add_entity(pos,'supercub:seat_base')
pilot_seat_base:set_attach(self.object,'',{x=0,y=-4,z=2},{x=0,y=0,z=0})
self.pilot_seat_base = pilot_seat_base
local passenger_seat_base=minetest.add_entity(pos,'supercub:seat_base')
passenger_seat_base:set_attach(self.object,'',{x=0,y=-5,z=-6},{x=0,y=0,z=0})
self.passenger_seat_base = passenger_seat_base
local stick=minetest.add_entity(pos,'supercub:stick')
stick:set_attach(self.object,'',{x=0,y=-6.85,z=8},{x=0,y=0,z=0})
self.stick = stick
supercub.paint(self, self.object, self._color, "supercub_painting.png")
supercub.paint(self, self.elevator, self._color, "supercub_painting.png")
supercub.paint(self, self.rudder, self._color, "supercub_painting.png")
supercub.paint(self, self.right_aileron, self._color, "supercub_painting.png")
supercub.paint(self, self.left_aileron, self._color, "supercub_painting.png")
self.object:set_armor_groups({immortal=1})
end,
--on_step = mobkit.stepfunc,
on_step = function(self,dtime,colinfo)
self.dtime = math.min(dtime,0.2)
self.colinfo = colinfo
self.height = mobkit.get_box_height(self)
-- physics comes first
local vel = self.object:get_velocity()
if colinfo then
self.isonground = colinfo.touching_ground
else
if self.lastvelocity.y==0 and vel.y==0 then
self.isonground = true
else
self.isonground = false
end
end
self:physics()
if self.logic then
self:logic()
end
self.lastvelocity = self.object:get_velocity()
self.time_total=self.time_total+self.dtime
end,
logic = supercub.flightstep,
on_punch = function(self, puncher, ttime, toolcaps, dir, damage)
if not puncher or not puncher:is_player() then
return
end
local is_admin = false
is_admin = minetest.check_player_privs(puncher, {server=true})
local name = puncher:get_player_name()
if self.owner and self.owner ~= name and self.owner ~= "" then
if is_admin == false then return end
end
if self.owner == nil then
self.owner = name
end
if self.driver_name and self.driver_name ~= name then
-- do not allow other players to remove the object while there is a driver
return
end
local is_attached = false
if puncher:get_attach() == self.object then is_attached = true end
local itmstck=puncher:get_wielded_item()
local item_name = ""
if itmstck then item_name = itmstck:get_name() end
if is_attached == false then
if supercub.loadFuel(self, puncher:get_player_name()) then
return
end
--repair
if (item_name == "airutils:repair_tool" or item_name == "trike:repair_tool")
and self._engine_running == false then
if self.hp_max < 50 then
local inventory_item = "default:steel_ingot"
local inv = puncher:get_inventory()
if inv:contains_item("main", inventory_item) then
local stack = ItemStack(inventory_item .. " 1")
inv:remove_item("main", stack)
self.hp_max = self.hp_max + 10
if self.hp_max > 50 then self.hp_max = 50 end
supercub.setText(self)
else
minetest.chat_send_player(puncher:get_player_name(), "You need steel ingots in your inventory to perform this repair.")
end
end
return
end
-- deal with painting or destroying
if itmstck then
local _,indx = item_name:find('dye:')
if indx then
--lets paint!!!!
local color = item_name:sub(indx+1)
local colstr = supercub.colors[color]
--minetest.chat_send_all(color ..' '.. dump(colstr))
if colstr then
supercub.paint(self, self.object, colstr, "supercub_painting.png")
supercub.paint(self, self.elevator, colstr, "supercub_painting.png")
supercub.paint(self, self.rudder, colstr, "supercub_painting.png")
supercub.paint(self, self.right_aileron, colstr, "supercub_painting.png")
supercub.paint(self, self.left_aileron, colstr, "supercub_painting.png")
itmstck:set_count(itmstck:get_count()-1)
puncher:set_wielded_item(itmstck)
end
-- end painting
else -- deal damage
if not self.driver and toolcaps and toolcaps.damage_groups
and toolcaps.damage_groups.fleshy and item_name ~= supercub.fuel then
--mobkit.hurt(self,toolcaps.damage_groups.fleshy - 1)
--mobkit.make_sound(self,'hit')
self.hp_max = self.hp_max - 10
minetest.sound_play("collision", {
object = self.object,
max_hear_distance = 5,
gain = 1.0,
fade = 0.0,
pitch = 1.0,
})
supercub.setText(self)
end
end
end
if self.hp_max <= 0 then
supercub.destroy(self)
end
end
end,
on_rightclick = function(self, clicker)
if not clicker or not clicker:is_player() then
return
end
local name = clicker:get_player_name()
if self.owner == "" then
self.owner = name
end
--check if is the owner
if self.owner == name then
-- pilot section
local can_access = true
if supercub.restricted == "true" then
can_access = minetest.check_player_privs(clicker, {flight_licence=true})
end
if can_access then
if name == self.driver_name then
--=========================
-- dettach player
--=========================
-- eject passenger if the plane is on ground
local touching_ground, liquid_below = supercub.check_node_below(self.object)
if self.isinliquid or touching_ground or liquid_below then --isn't flying?
--ok, remove pax
if self._passenger then
local passenger = minetest.get_player_by_name(self._passenger)
if passenger then supercub.dettach_pax(self, passenger) end
end
else
--give the control to the pax
if self._passenger then
self._autopilot = false
supercub.transfer_control(self, true)
end
end
self._instruction_mode = false
supercub.dettachPlayer(self, clicker)
--[[ sound and animation
if self.sound_handle then
minetest.sound_stop(self.sound_handle)
self.sound_handle = nil
end
self.engine:set_animation_frame_speed(0)]]--
elseif not self.driver_name then
--=========================
-- attach player
--=========================
--attach player
local is_under_water = supercub.check_is_under_water(self.object)
if is_under_water then return end
--remove pax to prevent bug
if self._passenger then
local passenger = minetest.get_player_by_name(self._passenger)
if passenger then supercub.dettach_pax(self, passenger) end
end
if clicker:get_player_control().sneak == true then
-- flight instructor mode
self._instruction_mode = true
supercub.attach(self, clicker, true)
else
-- no driver => clicker is new driver
self._instruction_mode = false
supercub.attach(self, clicker)
end
self._command_is_given = false
end
else
minetest.show_formspec(name, "supercub:flightlicence",
"size[4,2]" ..
"label[0.0,0.0;Sorry ...]"..
"label[0.0,0.7;You need a flight licence to fly it.]" ..
"label[0.0,1.0;You must obtain it from server admin.]" ..
"button_exit[1.5,1.9;0.9,0.1;e;Exit]")
end
-- end pilot section
else
--passenger section
--only can enter when the pilot is inside
local message = core.colorize('#ff0000', " >>> You aren't the owner of this airplane.")
if self.driver_name ~= nil then
local player = minetest.get_player_by_name(self.driver_name)
if player then
if self._passenger == nil then
supercub.attach_pax(self, clicker)
else
supercub.dettach_pax(self, clicker)
end
else
minetest.chat_send_player(clicker:get_player_name(), message)
end
else
minetest.chat_send_player(clicker:get_player_name(), message)
end
end
end,
})

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@ -0,0 +1,55 @@
function supercub.contains(table, val)
for k,v in pairs(table) do
if k == val then
return v
end
end
return false
end
function supercub.loadFuel(self, player_name)
local player = minetest.get_player_by_name(player_name)
local inv = player:get_inventory()
local itmstck=player:get_wielded_item()
local item_name = ""
if itmstck then item_name = itmstck:get_name() end
local fuel = supercub.contains(supercub.fuel, item_name)
if fuel then
local stack = ItemStack(item_name .. " 1")
if self._energy < 10 then
inv:remove_item("main", stack)
self._energy = self._energy + fuel
if self._energy > 10 then self._energy = 10 end
local energy_indicator_angle = supercub.get_gauge_angle(self._energy)
self.fuel_gauge:set_attach(self.object,'',SUPERCUB_GAUGE_FUEL_POSITION,{x=0,y=0,z=energy_indicator_angle})
end
return true
end
return false
end
function supercub.consumptionCalc(self, accel)
if accel == nil then return end
if self._energy > 0 and self._engine_running and accel ~= nil then
local consumed_power = self._power_lever/700000
--minetest.chat_send_all('consumed: '.. consumed_power)
self._energy = self._energy - consumed_power;
local energy_indicator_angle = supercub.get_gauge_angle(self._energy)
if self.fuel_gauge:get_luaentity() then
self.fuel_gauge:set_attach(self.object,'',SUPERCUB_GAUGE_FUEL_POSITION,{x=0,y=0,z=energy_indicator_angle})
end
end
if self._energy <= 0 and self._engine_running and accel ~= nil then
self._engine_running = false
self._autopilot = false
if self.sound_handle then minetest.sound_stop(self.sound_handle) end
self.engine:set_animation_frame_speed(0)
end
end

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--
-- constants
--
SUPERCUB_LONGIT_DRAG_FACTOR = 0.13*0.13
SUPERCUB_LATER_DRAG_FACTOR = 2.0
deg = math.deg
abs = math.abs
SUPERCUB_GAUGE_FUEL_POSITION = {x=2.35,y=0.05,z=10.64}
SUPERCUB_GAUGE_POWER_POSITION = {x=2.35,y=1.55,z=10.64}
SUPERCUB_GAUGE_CLIMBER_POSITION = {x=-2.05,y=1.40,z=10.64}
SUPERCUB_GAUGE_SPEED_POSITION = {x=-0.25,y=1.40,z=10.64}

216
supercub_hud.lua Normal file
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supercub.hud_list = {}
function supercub.animate_gauge(player, ids, prefix, x, y, angle)
local angle_in_rad = math.rad(angle + 180)
local dim = 10
local pos_x = math.sin(angle_in_rad) * dim
local pos_y = math.cos(angle_in_rad) * dim
player:hud_change(ids[prefix .. "2"], "offset", {x = pos_x + x, y = pos_y + y})
dim = 20
pos_x = math.sin(angle_in_rad) * dim
pos_y = math.cos(angle_in_rad) * dim
player:hud_change(ids[prefix .. "3"], "offset", {x = pos_x + x, y = pos_y + y})
dim = 30
pos_x = math.sin(angle_in_rad) * dim
pos_y = math.cos(angle_in_rad) * dim
player:hud_change(ids[prefix .. "4"], "offset", {x = pos_x + x, y = pos_y + y})
dim = 40
pos_x = math.sin(angle_in_rad) * dim
pos_y = math.cos(angle_in_rad) * dim
player:hud_change(ids[prefix .. "5"], "offset", {x = pos_x + x, y = pos_y + y})
dim = 50
pos_x = math.sin(angle_in_rad) * dim
pos_y = math.cos(angle_in_rad) * dim
player:hud_change(ids[prefix .. "6"], "offset", {x = pos_x + x, y = pos_y + y})
dim = 60
pos_x = math.sin(angle_in_rad) * dim
pos_y = math.cos(angle_in_rad) * dim
player:hud_change(ids[prefix .. "7"], "offset", {x = pos_x + x, y = pos_y + y})
end
function supercub.update_hud(player, climb, speed)
local player_name = player:get_player_name()
local screen_pos_y = -150
local screen_pos_x = 10
local clb_gauge_x = screen_pos_x + 80
local clb_gauge_y = screen_pos_y + 5
local sp_gauge_x = screen_pos_x + 180
local sp_gauge_y = clb_gauge_y
local ids = supercub.hud_list[player_name]
if ids then
supercub.animate_gauge(player, ids, "clb_pt_", clb_gauge_x, clb_gauge_y, climb)
supercub.animate_gauge(player, ids, "sp_pt_", sp_gauge_x, sp_gauge_y, speed)
else
ids = {}
ids["title"] = player:hud_add({
hud_elem_type = "text",
position = {x = 0, y = 1},
offset = {x = screen_pos_x +140, y = screen_pos_y -100},
text = "Flight Information",
alignment = 0,
scale = { x = 100, y = 30},
number = 0xFFFFFF,
})
ids["bg"] = player:hud_add({
hud_elem_type = "image",
position = {x = 0, y = 1},
offset = {x = screen_pos_x, y = screen_pos_y},
text = "supercub_hud_panel.png",
scale = { x = 0.5, y = 0.5},
alignment = { x = 1, y = 0 },
})
ids["clb_pt_1"] = player:hud_add({
hud_elem_type = "image",
position = {x = 0, y = 1},
offset = {x = clb_gauge_x, y = clb_gauge_y},
text = "supercub_ind_box.png",
scale = { x = 6, y = 6},
alignment = { x = 1, y = 0 },
})
ids["clb_pt_2"] = player:hud_add({
hud_elem_type = "image",
position = {x = 0, y = 1},
offset = {x = clb_gauge_x, y = clb_gauge_y},
text = "supercub_ind_box.png",
scale = { x = 6, y = 6},
alignment = { x = 1, y = 0 },
})
ids["clb_pt_3"] = player:hud_add({
hud_elem_type = "image",
position = {x = 0, y = 1},
offset = {x = clb_gauge_x, y = clb_gauge_y},
text = "supercub_ind_box.png",
scale = { x = 6, y = 6},
alignment = { x = 1, y = 0 },
})
ids["clb_pt_4"] = player:hud_add({
hud_elem_type = "image",
position = {x = 0, y = 1},
offset = {x = clb_gauge_x, y = clb_gauge_y},
text = "supercub_ind_box.png",
scale = { x = 6, y = 6},
alignment = { x = 1, y = 0 },
})
ids["clb_pt_5"] = player:hud_add({
hud_elem_type = "image",
position = {x = 0, y = 1},
offset = {x = clb_gauge_x, y = clb_gauge_y},
text = "supercub_ind_box.png",
scale = { x = 6, y = 6},
alignment = { x = 1, y = 0 },
})
ids["clb_pt_6"] = player:hud_add({
hud_elem_type = "image",
position = {x = 0, y = 1},
offset = {x = clb_gauge_x, y = clb_gauge_y},
text = "supercub_ind_box.png",
scale = { x = 6, y = 6},
alignment = { x = 1, y = 0 },
})
ids["clb_pt_7"] = player:hud_add({
hud_elem_type = "image",
position = {x = 0, y = 1},
offset = {x = clb_gauge_x, y = clb_gauge_y},
text = "supercub_ind_box.png",
scale = { x = 6, y = 6},
alignment = { x = 1, y = 0 },
})
ids["sp_pt_1"] = player:hud_add({
hud_elem_type = "image",
position = {x = 0, y = 1},
offset = {x = sp_gauge_x, y = sp_gauge_y},
text = "supercub_ind_box.png",
scale = { x = 6, y = 6},
alignment = { x = 1, y = 0 },
})
ids["sp_pt_2"] = player:hud_add({
hud_elem_type = "image",
position = {x = 0, y = 1},
offset = {x = sp_gauge_x, y = sp_gauge_y},
text = "supercub_ind_box.png",
scale = { x = 6, y = 6},
alignment = { x = 1, y = 0 },
})
ids["sp_pt_3"] = player:hud_add({
hud_elem_type = "image",
position = {x = 0, y = 1},
offset = {x = sp_gauge_x, y = sp_gauge_y},
text = "supercub_ind_box.png",
scale = { x = 6, y = 6},
alignment = { x = 1, y = 0 },
})
ids["sp_pt_4"] = player:hud_add({
hud_elem_type = "image",
position = {x = 0, y = 1},
offset = {x = sp_gauge_x, y = sp_gauge_y},
text = "supercub_ind_box.png",
scale = { x = 6, y = 6},
alignment = { x = 1, y = 0 },
})
ids["sp_pt_5"] = player:hud_add({
hud_elem_type = "image",
position = {x = 0, y = 1},
offset = {x = sp_gauge_x, y = sp_gauge_y},
text = "supercub_ind_box.png",
scale = { x = 6, y = 6},
alignment = { x = 1, y = 0 },
})
ids["sp_pt_6"] = player:hud_add({
hud_elem_type = "image",
position = {x = 0, y = 1},
offset = {x = sp_gauge_x, y = sp_gauge_y},
text = "supercub_ind_box.png",
scale = { x = 6, y = 6},
alignment = { x = 1, y = 0 },
})
ids["sp_pt_7"] = player:hud_add({
hud_elem_type = "image",
position = {x = 0, y = 1},
offset = {x = sp_gauge_x, y = sp_gauge_y},
text = "supercub_ind_box.png",
scale = { x = 6, y = 6},
alignment = { x = 1, y = 0 },
})
supercub.hud_list[player_name] = ids
end
end
function supercub.remove_hud(player)
if player then
local player_name = player:get_player_name()
--minetest.chat_send_all(player_name)
local ids = supercub.hud_list[player_name]
if ids then
--player:hud_remove(ids["altitude"])
--player:hud_remove(ids["time"])
player:hud_remove(ids["title"])
player:hud_remove(ids["bg"])
player:hud_remove(ids["clb_pt_7"])
player:hud_remove(ids["clb_pt_6"])
player:hud_remove(ids["clb_pt_5"])
player:hud_remove(ids["clb_pt_4"])
player:hud_remove(ids["clb_pt_3"])
player:hud_remove(ids["clb_pt_2"])
player:hud_remove(ids["clb_pt_1"])
player:hud_remove(ids["sp_pt_7"])
player:hud_remove(ids["sp_pt_6"])
player:hud_remove(ids["sp_pt_5"])
player:hud_remove(ids["sp_pt_4"])
player:hud_remove(ids["sp_pt_3"])
player:hud_remove(ids["sp_pt_2"])
player:hud_remove(ids["sp_pt_1"])
end
supercub.hud_list[player_name] = nil
end
end

176
supercub_manual.lua Normal file
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dofile(minetest.get_modpath("supercub") .. DIR_DELIM .. "supercub_global_definitions.lua")
--------------
-- Manual --
--------------
function supercub.manual_formspec(name)
local basic_form = table.concat({
"formspec_version[3]",
"size[16,10]",
"background[-0.7,-0.5;17.5,11.5;supercub_manual_bg.png]"
}, "")
basic_form = basic_form.."button[1.75,1.5;4,1;short;Shortcuts]"
basic_form = basic_form.."button[1.75,3.5;4,1;panel;Panel]"
basic_form = basic_form.."button[1.75,5.5;4,1;fuel;Refueling]"
basic_form = basic_form.."button[1.75,7.5;4,1;op;Operation]"
basic_form = basic_form.."button[10.25,1.5;4,1;paint;Painting]"
basic_form = basic_form.."button[10.25,3.5;4,1;tips;Tips]"
minetest.show_formspec(name, "supercub:manual_main", basic_form)
end
minetest.register_on_player_receive_fields(function(player, formname, fields)
if formname == "supercub:manual_main" then
if fields.short then
local text = {
"Shortcuts \n\n",
"* Right click: enter in/get off plane \n",
"* Left click (with biofuel): add fuel to plane \n",
"* Right click and Sneak: enter in flight instructor mode (limited \n",
" vision, so use external camera) \n",
"* E (aux1): Start/stop engine \n",
"* Jump: Increase power, forward on ground \n",
"* Sneak: Decrease power, brake on ground \n",
"* Backward: go up flying - nose up \n",
"* Forward: go down flying - nose down \n",
"* Left/right: Turn to left/right, work on and out ground. \n",
"* Left and Right together: center all commands \n",
"* Sneak and Jump together (normal): activates the autopilot \n",
"* Sneak and Jump together (instruction mode): give/take the \n",
" controls to/from pilot student \n",
"* Up and Down together: enable/disable HUD"
}
local shortcut_form = table.concat({
"formspec_version[3]",
"size[16,10]",
"background[-0.7,-0.5;17.5,11.5;supercub_manual_bg.png]",
"image[0.5,3.75;6,6;supercub_manual_up_view.png]",
"label[9.25,0.5;", table.concat(text, ""), "]",
}, "")
minetest.show_formspec(player:get_player_name(), "supercub:manual_shortcut", shortcut_form)
end
if fields.panel then
local text = {
"The Panel \n\n",
"In front of the pilot is the instrument panel. \n",
"It's used to obtain important flight information, namely: \n",
"rate of climb/descent, speed, power applied and fuel level. \n\n",
"The climber is the instrument that indicates the rate \n",
" of climb and descent, it's on the left of the panel, \n",
" marked with the letter C in blue. \n",
"The speed indicator indicates the longitudinal speed of the \n",
" aircraft. It's on the center of the panel and is marked \n",
" with the letter S in white. \n",
"The power gauge indicates the power applied to the engine. \n",
"It's at upper right position of the panel, with an yellow P. \n",
"The fuel gauge, located on the right and below, indicates the \n",
"fuel available on the aircraft. It's marked with the green F."
}
local panel_form = table.concat({
"formspec_version[3]",
"size[16,10]",
"background[-0.7,-0.5;17.5,11.5;supercub_manual_bg.png]",
"image[0.2,1.75;7,7;supercub_manual_panel.png]",
"label[9.25,0.5;", table.concat(text, ""), "]",
}, "")
minetest.show_formspec(player:get_player_name(), "supercub:manual_panel", panel_form)
end
if fields.fuel then
local text = {
"Fuel \n\n",
"To fly, the aircraft needs fuel for its engine. So it is \n",
"necessary to supply it. To do this, it is necessary to \n",
"have the selected fuel in hand and punch it in the float. \n",
"Depending on the fuel mod used and which container, a \n",
"greater or lesser number of fuel units may be required to \n",
"fill the tank. In the case of the Lokrates biofuel mod, \n",
"with 10 bottles it is possible to fill the tank. With the \n",
"vial, 40 units will be needed. \n",
"Don't forget to check the fuel gauge on the panel."
}
local fuel_form = table.concat({
"formspec_version[3]",
"size[16,10]",
"background[-0.7,-0.5;17.5,11.5;supercub_manual_bg.png]",
"image[2,3.75;4,2;supercub_manual_fuel.png]",
"label[9.25,0.5;", table.concat(text, ""), "]",
}, "")
minetest.show_formspec(player:get_player_name(), "supercub:fuel", fuel_form)
end
if fields.op then
local text = {
"Operation \n\n",
"The aircraft can operate directly from the water or land. \n",
"When operating on land the landing gear will \n",
"automatically extend. \n",
"When boarding the aircraft, centralize the commands (A \n",
"and D keys), press E to start the engine and hold Jump \n",
"until full power. When the speed reaches the green range, \n",
"lightly pull the stick using the S key. Always keep the \n",
"speed within the green range to avoid stalling. To land, \n",
"remove all power, but keep the speed at the limit \n",
"between the green and white range. \n",
"When you are about to touch the soil or water, lightly pull \n",
"the stick to level and touch it gently. It's possible to \n",
"operate with an external camera, activating the HUD. \n",
"The autopilot (jump and sneak) only keeps the airplane at the \n",
"activation level, limited by power and designed ceiling. \n",
"It's possible for a passenger to board the aircraft, just \n",
"click the right button on the floater. But the passenger \n",
"will only be able to enter if the pilot has already boarded."
}
local op_form = table.concat({
"formspec_version[3]",
"size[16,10]",
"background[-0.7,-0.5;17.5,11.5;supercub_manual_bg.png]",
"image[0.5,1.75;6,6;supercub_manual_side_view.png]",
"label[9.25,0.25;", table.concat(text, ""), "]",
}, "")
minetest.show_formspec(player:get_player_name(), "supercub:op", op_form)
end
if fields.paint then
local text = {
"Painting \n\n",
"Painting the aircraft is quite simple. It works in the same \n",
"way as the fuel supply, but instead of using fuel to punch \n",
"the floater, use a dye of the chosen color."
}
local paint_form = table.concat({
"formspec_version[3]",
"size[16,10]",
"background[-0.7,-0.5;17.5,11.5;supercub_manual_colors.png]",
"label[9.25,0.5;", table.concat(text, ""), "]",
}, "")
minetest.show_formspec(player:get_player_name(), "supercub:paint", paint_form)
end
if fields.tips then
local text = {
"Tips \n\n",
"* During a stall, centralize the controls (A + D shortcut) \n",
" and apply maximum power, then gently pull the control. \n",
"* The \"repair tool\" can repair damage suffered by the \n",
" aircraft. To use it, have some steel ingots in the \n",
" inventory, which will be subtracted for repair \n",
"* There is a turbo mode that can be used for long climbs, \n",
" just hold the jump key. But be careful with the angle of \n",
" attack, because even with full power it is not possible to \n",
" climb with an angle of attack that is too high. \n",
"* When boarding as a flight instructor, use \n",
" the external camera with the hud on. \n",
"* As an instructor, only pass control to the student at \n",
" altitudes that allow time for reaction, unless you \n",
" already trust that student.",
}
local tips_form = table.concat({
"formspec_version[3]",
"size[16,10]",
"background[-0.7,-0.5;17.5,11.5;supercub_manual_bg.png]",
"label[0.5,0.5;", table.concat(text, ""), "]",
}, "")
minetest.show_formspec(player:get_player_name(), "supercub:tips", tips_form)
end
end
end)

744
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dofile(minetest.get_modpath("supercub") .. DIR_DELIM .. "supercub_global_definitions.lua")
dofile(minetest.get_modpath("supercub") .. DIR_DELIM .. "supercub_hud.lua")
function supercub.get_hipotenuse_value(point1, point2)
return math.sqrt((point1.x - point2.x) ^ 2 + (point1.y - point2.y) ^ 2 + (point1.z - point2.z) ^ 2)
end
function supercub.dot(v1,v2)
return v1.x*v2.x+v1.y*v2.y+v1.z*v2.z
end
function supercub.sign(n)
return n>=0 and 1 or -1
end
function supercub.minmax(v,m)
return math.min(math.abs(v),m)*supercub.sign(v)
end
--lift
local function pitchroll2pitchyaw(aoa,roll)
if roll == 0.0 then return aoa,0 end
-- assumed vector x=0,y=0,z=1
local p1 = math.tan(aoa)
local y = math.cos(roll)*p1
local x = math.sqrt(p1^2-y^2)
local pitch = math.atan(y)
local yaw=math.atan(x)*math.sign(roll)
return pitch,yaw
end
function supercub.getLiftAccel(self, velocity, accel, longit_speed, roll, curr_pos)
--lift calculations
-----------------------------------------------------------
local max_height = 15000
local retval = accel
if longit_speed > 1 then
local angle_of_attack = math.rad(self._angle_of_attack + supercub.wing_angle_of_attack)
local lift = supercub.lift
--local acc = 0.8
local daoa = deg(angle_of_attack)
--to decrease the lift coefficient at hight altitudes
local curr_percent_height = (100 - ((curr_pos.y * 100) / max_height))/100
local rotation=self.object:get_rotation()
local vrot = mobkit.dir_to_rot(velocity,rotation)
local hpitch,hyaw = pitchroll2pitchyaw(angle_of_attack,roll)
local hrot = {x=vrot.x+hpitch,y=vrot.y-hyaw,z=roll}
local hdir = mobkit.rot_to_dir(hrot) --(hrot)
local cross = vector.cross(velocity,hdir)
local lift_dir = vector.normalize(vector.cross(cross,hdir))
local lift_coefficient = (0.24*abs(daoa)*(1/(0.025*daoa+3))^4*math.sign(angle_of_attack))
local lift_val = math.abs((lift*(vector.length(velocity)^2)*lift_coefficient)*curr_percent_height)
--minetest.chat_send_all('lift: '.. lift_val)
local lift_acc = vector.multiply(lift_dir,lift_val)
--lift_acc=vector.add(vector.multiply(minetest.yaw_to_dir(rotation.y),acc),lift_acc)
retval = vector.add(retval,lift_acc)
end
-----------------------------------------------------------
-- end lift
return retval
end
function supercub.get_gauge_angle(value, initial_angle)
initial_angle = initial_angle or 90
local angle = value * 18
angle = angle - initial_angle
angle = angle * -1
return angle
end
-- attach player
function supercub.attach(self, player, instructor_mode)
instructor_mode = instructor_mode or false
local name = player:get_player_name()
self.driver_name = name
-- attach the driver
if instructor_mode == true then
player:set_attach(self.passenger_seat_base, "", {x = 0, y = 0, z = 0}, {x = 0, y = 0, z = 0})
player:set_eye_offset({x = 0, y = -2.5, z = 2}, {x = 0, y = 1, z = -30})
else
player:set_attach(self.pilot_seat_base, "", {x = 0, y = 0, z = 0}, {x = 0, y = 0, z = 0})
player:set_eye_offset({x = 0, y = -4, z = 2}, {x = 0, y = 1, z = -30})
end
player:set_eye_offset({x = 0, y = -4, z = 2}, {x = 0, y = 1, z = -30})
player_api.player_attached[name] = true
-- make the driver sit
minetest.after(0.2, function()
player = minetest.get_player_by_name(name)
if player then
player_api.set_animation(player, "sit")
--apply_physics_override(player, {speed=0,gravity=0,jump=0})
end
end)
end
-- attach passenger
function supercub.attach_pax(self, player)
local name = player:get_player_name()
self._passenger = name
-- attach the driver
if self._instruction_mode == true then
player:set_attach(self.pilot_seat_base, "", {x = 0, y = 0, z = 0}, {x = 0, y = 0, z = 0})
player:set_eye_offset({x = 0, y = -4, z = 2}, {x = 0, y = 3, z = -30})
else
player:set_attach(self.passenger_seat_base, "", {x = 0, y = 0, z = 0}, {x = 0, y = 0, z = 0})
player:set_eye_offset({x = 0, y = -2.5, z = 2}, {x = 0, y = 3, z = -30})
end
player_api.player_attached[name] = true
-- make the driver sit
minetest.after(0.2, function()
player = minetest.get_player_by_name(name)
if player then
player_api.set_animation(player, "sit")
--apply_physics_override(player, {speed=0,gravity=0,jump=0})
end
end)
end
function supercub.dettachPlayer(self, player)
local name = self.driver_name
supercub.setText(self)
supercub.remove_hud(player)
--self._engine_running = false
-- driver clicked the object => driver gets off the vehicle
self.driver_name = nil
-- detach the player
player:set_detach()
player_api.player_attached[name] = nil
player:set_eye_offset({x=0,y=0,z=0},{x=0,y=0,z=0})
player_api.set_animation(player, "stand")
self.driver = nil
--remove_physics_override(player, {speed=1,gravity=1,jump=1})
end
function supercub.dettach_pax(self, player)
local name = self._passenger
-- passenger clicked the object => driver gets off the vehicle
self._passenger = nil
-- detach the player
player:set_detach()
player_api.player_attached[name] = nil
player_api.set_animation(player, "stand")
player:set_eye_offset({x=0,y=0,z=0},{x=0,y=0,z=0})
--remove_physics_override(player, {speed=1,gravity=1,jump=1})
end
function supercub.checkAttach(self, player)
if player then
local player_attach = player:get_attach()
if player_attach then
if player_attach == self.pilot_seat_base or player_attach == self.passenger_seat_base then
return true
end
end
end
return false
end
--painting
function supercub.paint(self, object, colstr, search_string)
if colstr then
self._color = colstr
local entity = object:get_luaentity()
local l_textures = entity.initial_properties.textures
for _, texture in ipairs(l_textures) do
local indx = texture:find(search_string)
if indx then
l_textures[_] = search_string .."^[multiply:".. colstr
end
end
object:set_properties({textures=l_textures})
end
end
-- destroy the boat
function supercub.destroy(self)
if self.sound_handle then
minetest.sound_stop(self.sound_handle)
self.sound_handle = nil
end
if self._passenger then
-- detach the passenger
local passenger = minetest.get_player_by_name(self._passenger)
if passenger then
supercub.dettach_pax(self, passenger)
end
end
if self.driver_name then
-- detach the driver
local player = minetest.get_player_by_name(self.driver_name)
supercub.dettachPlayer(self, player)
end
local pos = self.object:get_pos()
if self.fuel_gauge then self.fuel_gauge:remove() end
if self.power_gauge then self.power_gauge:remove() end
if self.climb_gauge then self.climb_gauge:remove() end
if self.speed_gauge then self.speed_gauge:remove() end
if self.engine then self.engine:remove() end
if self.pilot_seat_base then self.pilot_seat_base:remove() end
if self.passenger_seat_base then self.passenger_seat_base:remove() end
if self.elevator then self.elevator:remove() end
if self.rudder then self.rudder:remove() end
if self.right_aileron then self.right_aileron:remove() end
if self.left_aileron then self.left_aileron:remove() end
if self.stick then self.stick:remove() end
self.object:remove()
pos.y=pos.y+2
minetest.add_item({x=pos.x+math.random()-0.5,y=pos.y,z=pos.z+math.random()-0.5},'hidroplane:wings')
for i=1,5 do
minetest.add_item({x=pos.x+math.random()-0.5,y=pos.y,z=pos.z+math.random()-0.5},'default:tin_ingot')
end
for i=1,6 do
minetest.add_item({x=pos.x+math.random()-0.5,y=pos.y,z=pos.z+math.random()-0.5},'default:steel_ingot')
end
for i=1,2 do
minetest.add_item({x=pos.x+math.random()-0.5,y=pos.y,z=pos.z+math.random()-0.5},'wool:white')
end
for i=1,6 do
minetest.add_item({x=pos.x+math.random()-0.5,y=pos.y,z=pos.z+math.random()-0.5},'default:mese_crystal')
minetest.add_item({x=pos.x+math.random()-0.5,y=pos.y,z=pos.z+math.random()-0.5},'default:diamond')
end
--minetest.add_item({x=pos.x+math.random()-0.5,y=pos.y,z=pos.z+math.random()-0.5},'hidroplane:hidro')
end
function supercub.check_node_below(obj)
local pos_below = obj:get_pos()
if pos_below then
pos_below.y = pos_below.y - 2.5
local node_below = minetest.get_node(pos_below).name
local nodedef = minetest.registered_nodes[node_below]
local touching_ground = not nodedef or -- unknown nodes are solid
nodedef.walkable or false
local liquid_below = not touching_ground and nodedef.liquidtype ~= "none"
return touching_ground, liquid_below
end
return nil, nil
end
function supercub.setText(self)
local properties = self.object:get_properties()
local formatted = string.format(
"%.2f", self.hp_max
)
if properties then
properties.infotext = "Nice hydroplane of " .. self.owner .. ". Current hp: " .. formatted
self.object:set_properties(properties)
end
end
function supercub.testImpact(self, velocity, position)
local p = position --self.object:get_pos()
local collision = false
if self._last_vel == nil then return end
--lets calculate the vertical speed, to avoid the bug on colliding on floor with hard lag
if abs(velocity.y - self._last_vel.y) > 2 then
local noded = mobkit.nodeatpos(mobkit.pos_shift(p,{y=-2.8}))
if (noded and noded.drawtype ~= 'airlike') then
collision = true
else
self.object:set_velocity(self._last_vel)
--self.object:set_acceleration(self._last_accell)
self.object:set_velocity(vector.add(velocity, vector.multiply(self._last_accell, self.dtime/8)))
end
end
local impact = abs(supercub.get_hipotenuse_value(velocity, self._last_vel))
--minetest.chat_send_all('impact: '.. impact .. ' - hp: ' .. self.hp_max)
if impact > 2 then
--minetest.chat_send_all('impact: '.. impact .. ' - hp: ' .. self.hp_max)
local nodeu = mobkit.nodeatpos(mobkit.pos_shift(p,{y=1}))
local noded = mobkit.nodeatpos(mobkit.pos_shift(p,{y=-2.8}))
local nodel = mobkit.nodeatpos(mobkit.pos_shift(p,{x=-1}))
local noder = mobkit.nodeatpos(mobkit.pos_shift(p,{x=1}))
local nodef = mobkit.nodeatpos(mobkit.pos_shift(p,{z=1}))
local nodeb = mobkit.nodeatpos(mobkit.pos_shift(p,{z=-1}))
if (nodeu and nodeu.drawtype ~= 'airlike') or
(nodef and nodef.drawtype ~= 'airlike') or
(nodeb and nodeb.drawtype ~= 'airlike') or
(noder and noder.drawtype ~= 'airlike') or
(nodel and nodel.drawtype ~= 'airlike') then
collision = true
end
end
if collision then
--self.object:set_velocity({x=0,y=0,z=0})
local damage = impact / 2
self.hp_max = self.hp_max - damage --subtract the impact value directly to hp meter
minetest.sound_play("supercub_collision", {
--to_player = self.driver_name,
object = self.object,
max_hear_distance = 15,
gain = 1.0,
fade = 0.0,
pitch = 1.0,
}, true)
if self.driver_name then
local player_name = self.driver_name
supercub.setText(self)
--minetest.chat_send_all('damage: '.. damage .. ' - hp: ' .. self.hp_max)
if self.hp_max < 0 then --if acumulated damage is greater than 50, adieu
supercub.destroy(self)
end
local player = minetest.get_player_by_name(player_name)
if player then
if player:get_hp() > 0 then
player:set_hp(player:get_hp()-(damage/2))
end
end
if self._passenger ~= nil then
local passenger = minetest.get_player_by_name(self._passenger)
if passenger then
if passenger:get_hp() > 0 then
passenger:set_hp(passenger:get_hp()-(damage/2))
end
end
end
end
end
end
function supercub.checkattachBug(self)
-- for some engine error the player can be detached from the submarine, so lets set him attached again
if self.owner and self.driver_name then
-- attach the driver again
local player = minetest.get_player_by_name(self.owner)
if player then
if player:get_hp() > 0 then
supercub.attach(self, player, self._instruction_mode)
else
supercub.dettachPlayer(self, player)
end
else
if self._passenger ~= nil and self._command_is_given == false then
self._autopilot = false
supercub.transfer_control(self, true)
end
end
end
end
function supercub.check_is_under_water(obj)
local pos_up = obj:get_pos()
pos_up.y = pos_up.y + 0.1
local node_up = minetest.get_node(pos_up).name
local nodedef = minetest.registered_nodes[node_up]
local liquid_up = nodedef.liquidtype ~= "none"
return liquid_up
end
function supercub.transfer_control(self, status)
if status == false then
self._command_is_given = false
if self._passenger then
minetest.chat_send_player(self._passenger,
core.colorize('#ff0000', " >>> The flight instructor got the control."))
end
if self.driver_name then
minetest.chat_send_player(self.driver_name,
core.colorize('#00ff00', " >>> The control is with you now."))
end
else
self._command_is_given = true
if self._passenger then
minetest.chat_send_player(self._passenger,
core.colorize('#00ff00', " >>> The control is with you now."))
end
if self.driver_name then minetest.chat_send_player(self.driver_name," >>> The control was given.") end
end
end
function supercub.engineSoundPlay(self)
--sound
if self.sound_handle then minetest.sound_stop(self.sound_handle) end
if self.object then
self.sound_handle = minetest.sound_play({name = "supercub_engine"},
{object = self.object, gain = 2.0,
pitch = 0.5 + ((self._power_lever/100)/2),
max_hear_distance = 15,
loop = true,})
end
end
function supercub.engine_set_sound_and_animation(self)
--minetest.chat_send_all('test1 ' .. dump(self._engine_running) )
if self._engine_running then
if self._last_applied_power ~= self._power_lever then
--minetest.chat_send_all('test2')
self._last_applied_power = self._power_lever
self.engine:set_animation_frame_speed(60 + self._power_lever)
supercub.engineSoundPlay(self)
end
else
if self.sound_handle then
minetest.sound_stop(self.sound_handle)
self.sound_handle = nil
self.engine:set_animation_frame_speed(0)
end
end
end
function supercub.flightstep(self)
local velocity = self.object:get_velocity()
local curr_pos = self.object:get_pos()
self._last_time_command = self._last_time_command + self.dtime
if self._last_time_command > 1 then self._last_time_command = 1 end
local player = nil
if self.driver_name then player = minetest.get_player_by_name(self.driver_name) end
local passenger = nil
if self._passenger then passenger = minetest.get_player_by_name(self._passenger) end
if player then
local ctrl = player:get_player_control()
---------------------
-- change the driver
---------------------
if passenger and self._last_time_command >= 1 and self._instruction_mode == true then
if self._command_is_given == true then
if ctrl.sneak or ctrl.jump or ctrl.up or ctrl.down or ctrl.right or ctrl.left then
self._last_time_command = 0
--take the control
supercub.transfer_control(self, false)
end
else
if ctrl.sneak == true and ctrl.jump == true then
self._last_time_command = 0
--trasnfer the control to student
supercub.transfer_control(self, true)
end
end
end
-----------
--autopilot
-----------
if self._instruction_mode == false and self._last_time_command >= 1 then
if self._autopilot == true then
if ctrl.sneak or ctrl.jump or ctrl.up or ctrl.down or ctrl.right or ctrl.left then
self._last_time_command = 0
self._autopilot = false
minetest.chat_send_player(self.driver_name," >>> Autopilot deactivated")
end
else
if ctrl.sneak == true and ctrl.jump == true then
self._last_time_command = 0
self._autopilot = true
self._auto_pilot_altitude = curr_pos.y
minetest.chat_send_player(self.driver_name,core.colorize('#00ff00', " >>> Autopilot on"))
end
end
end
----------------------------------
-- shows the hud for the player
----------------------------------
if ctrl.up == true and ctrl.down == true and self._last_time_command >= 1 then
self._last_time_command = 0
if self._show_hud == true then
self._show_hud = false
else
self._show_hud = true
end
end
end
local accel_y = self.object:get_acceleration().y
local rotation = self.object:get_rotation()
local yaw = rotation.y
local newyaw=yaw
local pitch = rotation.x
local roll = rotation.z
local newroll=roll
if newroll > 360 then newroll = newroll - 360 end
if newroll < -360 then newroll = newroll + 360 end
local hull_direction = mobkit.rot_to_dir(rotation) --minetest.yaw_to_dir(yaw)
local nhdir = {x=hull_direction.z,y=0,z=-hull_direction.x} -- lateral unit vector
local longit_speed = vector.dot(velocity,hull_direction)
self._longit_speed = longit_speed
local longit_drag = vector.multiply(hull_direction,longit_speed*
longit_speed*SUPERCUB_LONGIT_DRAG_FACTOR*-1*supercub.sign(longit_speed))
local later_speed = supercub.dot(velocity,nhdir)
--minetest.chat_send_all('later_speed: '.. later_speed)
local later_drag = vector.multiply(nhdir,later_speed*later_speed*
SUPERCUB_LATER_DRAG_FACTOR*-1*supercub.sign(later_speed))
local accel = vector.add(longit_drag,later_drag)
local stop = false
local node_bellow = mobkit.nodeatpos(mobkit.pos_shift(curr_pos,{y=-1.3}))
local is_flying = true
if node_bellow and node_bellow.drawtype ~= 'airlike' then is_flying = false end
--if is_flying then minetest.chat_send_all('is flying') end
local is_attached = supercub.checkAttach(self, player)
--ajustar angulo de ataque
local percentage = math.abs(((longit_speed * 100)/(supercub.min_speed + 5))/100)
if percentage > 1.5 then percentage = 1.5 end
self._angle_of_attack = self._angle_of_attack - ((self._elevator_angle / 20)*percentage)
if self._angle_of_attack < -0.5 then
self._angle_of_attack = -0.1
self._elevator_angle = self._elevator_angle - 0.1
end --limiting the negative angle]]--
if self._angle_of_attack > 20 then
self._angle_of_attack = 20
self._elevator_angle = self._elevator_angle + 0.1
end --limiting the very high climb angle due to strange behavior]]--
--minetest.chat_send_all(self._angle_of_attack)
-- pitch
local speed_factor = 0
if longit_speed > supercub.min_speed then speed_factor = (velocity.y * math.rad(2)) end
local newpitch = math.rad(self._angle_of_attack) + speed_factor
-- adjust pitch at ground
local tail_lift_min_speed = 4
local tail_lift_max_speed = 8
local tail_angle = 12
if math.abs(longit_speed) > tail_lift_min_speed then
if math.abs(longit_speed) < tail_lift_max_speed then
--minetest.chat_send_all(math.abs(longit_speed))
local speed_range = tail_lift_max_speed - tail_lift_min_speed
percentage = 1-((math.abs(longit_speed) - tail_lift_min_speed)/speed_range)
if percentage > 1 then percentage = 1 end
if percentage < 0 then percentage = 0 end
local angle = tail_angle * percentage
local calculated_newpitch = math.rad(angle)
if newpitch < calculated_newpitch then newpitch = calculated_newpitch end --ja aproveita o pitch atual se ja estiver cerrto
if newpitch > math.rad(tail_angle) then newpitch = math.rad(tail_angle) end --não queremos arrastar o cauda no chão
end
else
if math.abs(longit_speed) < tail_lift_min_speed then
newpitch = math.rad(tail_angle)
end
end
if is_flying == false then --isn't flying?
--animate wheels
if math.abs(longit_speed) > 0.1 then
self.object:set_animation_frame_speed(longit_speed * 8)
else
self.object:set_animation_frame_speed(0)
end
else
--stop wheels
self.object:set_animation_frame_speed(0)
end
-- new yaw
if math.abs(self._rudder_angle)>1.5 then
local turn_rate = math.rad(14)
local yaw_turn = self.dtime * math.rad(self._rudder_angle) * turn_rate *
supercub.sign(longit_speed) * math.abs(longit_speed/2)
newyaw = yaw + yaw_turn
end
--roll adjust
---------------------------------
local delta = 0.002
if is_flying then
local roll_reference = newyaw
local sdir = minetest.yaw_to_dir(roll_reference)
local snormal = {x=sdir.z,y=0,z=-sdir.x} -- rightside, dot is negative
local prsr = supercub.dot(snormal,nhdir)
local rollfactor = -90
local roll_rate = math.rad(10)
newroll = (prsr*math.rad(rollfactor)) * (later_speed * roll_rate) * supercub.sign(longit_speed)
--minetest.chat_send_all('newroll: '.. newroll)
else
delta = 0.2
if roll > 0 then
newroll = roll - delta
if newroll < 0 then newroll = 0 end
end
if roll < 0 then
newroll = roll + delta
if newroll > 0 then newroll = 0 end
end
end
---------------------------------
-- end roll
if not is_attached then
-- for some engine error the player can be detached from the machine, so lets set him attached again
supercub.checkattachBug(self)
end
local pilot = player
if self._command_is_given and passenger then
pilot = passenger
else
self._command_is_given = false
end
------------------------------------------------------
--accell calculation block
------------------------------------------------------
if is_attached or passenger then
if self._autopilot ~= true then
accel, stop = supercub.control(self, self.dtime, hull_direction,
longit_speed, longit_drag, later_speed, later_drag, accel, pilot, is_flying)
else
accel = supercub.autopilot(self, self.dtime, hull_direction, longit_speed, accel, curr_pos)
end
end
--end accell
if accel == nil then accel = {x=0,y=0,z=0} end
--lift calculation
--accel.y = accel_y --accel.y + mobkit.gravity --accel_y
--lets apply some bob in water
if self.isinliquid then
local bob = supercub.minmax(supercub.dot(accel,hull_direction),0.2) -- vertical bobbing
accel.y = accel.y + bob
local max_pitch = 6
local h_vel_compensation = (((longit_speed * 2) * 100)/max_pitch)/100
if h_vel_compensation < 0 then h_vel_compensation = 0 end
if h_vel_compensation > max_pitch then h_vel_compensation = max_pitch end
newpitch = newpitch + (velocity.y * math.rad(max_pitch - h_vel_compensation))
end
local new_accel = accel
if longit_speed > 1.5 then
new_accel = supercub.getLiftAccel(self, velocity, new_accel, longit_speed, roll, curr_pos)
end
-- end lift
if stop ~= true then
self._last_accell = new_accel
elseif stop == false then
self.object:set_acceleration({x=0,y=0,z=0})
self.object:set_velocity({x=0,y=0,z=0})
end
------------------------------------------------------
-- end accell
------------------------------------------------------
------------------------------------------------------
-- sound and animation
------------------------------------------------------
supercub.engine_set_sound_and_animation(self)
------------------------------------------------------
--self.object:get_luaentity() --hack way to fix jitter on climb
--adjust climb indicator
local climb_rate = velocity.y
if climb_rate > 5 then climb_rate = 5 end
if climb_rate < -5 then
climb_rate = -5
end
--is an stall, force a recover
if self._angle_of_attack > 3 and climb_rate < -2.8 then
self._elevator_angle = 0
self._angle_of_attack = -1
newpitch = math.rad(self._angle_of_attack)
end
--minetest.chat_send_all('rate '.. climb_rate)
local climb_angle = supercub.get_gauge_angle(climb_rate)
self.climb_gauge:set_attach(self.object,'',SUPERCUB_GAUGE_CLIMBER_POSITION,{x=0,y=0,z=climb_angle})
local indicated_speed = longit_speed
if indicated_speed < 0 then indicated_speed = 0 end
local speed_angle = supercub.get_gauge_angle(indicated_speed, -45)
self.speed_gauge:set_attach(self.object,'',SUPERCUB_GAUGE_SPEED_POSITION,{x=0,y=0,z=speed_angle})
if is_attached then
if self._show_hud then
supercub.update_hud(player, climb_angle, speed_angle)
else
supercub.remove_hud(player)
end
end
--adjust power indicator
local power_indicator_angle = supercub.get_gauge_angle(self._power_lever/10)
self.power_gauge:set_attach(self.object,'',SUPERCUB_GAUGE_POWER_POSITION,{x=0,y=0,z=power_indicator_angle})
--apply rotations
self.object:set_rotation({x=newpitch,y=newyaw,z=newroll})
--end
--adjust elevator pitch (3d model)
self.elevator:set_attach(self.object,'',{x=0,y=4,z=-35.5},{x=-self._elevator_angle*2,y=0,z=0})
--adjust rudder
self.rudder:set_attach(self.object,'',{x=0,y=0.12,z=-36.85},{x=0,y=self._rudder_angle,z=0})
--adjust ailerons
self.right_aileron:set_attach(self.object,'',{x=0,y=8.08,z=-7},{x=-self._rudder_angle,y=0,z=0})
self.left_aileron:set_attach(self.object,'',{x=0,y=8.08,z=-7},{x=self._rudder_angle,y=0,z=0})
--set stick position
self.stick:set_attach(self.object,'',{x=0,y=-6,85,z=8},{x=self._elevator_angle/2,y=0,z=self._rudder_angle})
-- calculate energy consumption --
supercub.consumptionCalc(self, accel)
--test collision
supercub.testImpact(self, velocity, curr_pos)
--saves last velocity for collision detection (abrupt stop)
self._last_vel = self.object:get_velocity()
end

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