mirror of
https://github.com/APercy/airutils.git
synced 2025-03-15 08:01:22 +00:00
382 lines
14 KiB
Lua
382 lines
14 KiB
Lua
dofile(minetest.get_modpath("airutils") .. DIR_DELIM .. "lib_planes" .. DIR_DELIM .. "global_definitions.lua")
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local function engineSoundPlay(self, increment, base)
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increment = increment or 0.0
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--sound
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if self.sound_handle then minetest.sound_stop(self.sound_handle) end
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if self.object then
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local base_pitch = base
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local pitch_adjust = base_pitch + increment
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self.sound_handle = minetest.sound_play({name = self._engine_sound},
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{object = self.object, gain = 2.0,
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pitch = pitch_adjust,
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max_hear_distance = 32,
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loop = true,})
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end
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end
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local function engine_set_sound_and_animation(self, is_flying, newpitch, newroll)
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is_flying = is_flying or false
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if self._engine_running then --engine running
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if not self.sound_handle then
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engineSoundPlay(self, 0.0, 0.9)
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end
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--self._cmd_snd
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if self._snd_last_cmd ~= self._cmd_snd then
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local increment
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self._snd_last_cmd = self._cmd_snd
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if self._cmd_snd then increment = 0.1 else increment = 0.0 end
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engineSoundPlay(self, increment, 0.9)
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end
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self.object:set_animation_frame_speed(100)
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else
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if is_flying then --autorotation here
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if self._snd_last_cmd ~= self._cmd_snd then
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local increment
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self._snd_last_cmd = self._cmd_snd
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if self._cmd_snd then increment = 0.1 else increment = 0.0 end
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engineSoundPlay(self, increment, 0.6)
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end
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self.object:set_animation_frame_speed(70)
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else --stop all
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if self.sound_handle then
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self._snd_last_roll = nil
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self._snd_last_pitch = nil
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minetest.sound_stop(self.sound_handle)
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self.sound_handle = nil
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self.object:set_animation_frame_speed(0)
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end
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end
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end
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end
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function airutils.logic_heli(self)
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local velocity = self.object:get_velocity()
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local curr_pos = self.object:get_pos()
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self._curr_pos = curr_pos --shared
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self._last_accel = self.object:get_acceleration()
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self._last_time_command = self._last_time_command + self.dtime
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if self._last_time_command > 1 then self._last_time_command = 1 end
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local player = nil
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if self.driver_name then player = minetest.get_player_by_name(self.driver_name) end
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local co_pilot = nil
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if self.co_pilot and self._have_copilot then co_pilot = minetest.get_player_by_name(self.co_pilot) end
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--test collision
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airutils.testImpact(self, velocity, curr_pos)
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local ctrl = nil
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if player then
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ctrl = player:get_player_control()
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---------------------
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-- change the driver
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---------------------
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if co_pilot and self._have_copilot and self._last_time_command >= 1 then
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if self._command_is_given == true then
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if ctrl.sneak or ctrl.jump or ctrl.up or ctrl.down or ctrl.right or ctrl.left then
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self._last_time_command = 0
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--take the control
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airutils.transfer_control(self, false)
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end
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else
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if ctrl.sneak == true and ctrl.jump == true then
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self._last_time_command = 0
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--trasnfer the control to student
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airutils.transfer_control(self, true)
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end
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end
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end
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end
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if not self.object:get_acceleration() then return end
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local accel_y = self.object:get_acceleration().y
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local rotation = self.object:get_rotation()
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local yaw = rotation.y
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local newyaw=yaw
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local roll = rotation.z
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local hull_direction = airutils.rot_to_dir(rotation) --minetest.yaw_to_dir(yaw)
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local nhdir = {x=hull_direction.z,y=0,z=-hull_direction.x} -- lateral unit vector
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local longit_speed = vector.dot(velocity,hull_direction)
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self._longit_speed = longit_speed
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local longit_drag = vector.multiply(hull_direction,longit_speed*
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longit_speed*self._longit_drag_factor*-1*airutils.sign(longit_speed))
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local later_speed = airutils.dot(velocity,nhdir)
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--minetest.chat_send_all('later_speed: '.. later_speed)
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local later_drag = vector.multiply(nhdir,later_speed*later_speed*
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self._later_drag_factor*-1*airutils.sign(later_speed))
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local accel = vector.add(longit_drag,later_drag)
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local stop = false
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local is_flying = true
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if self.colinfo then
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is_flying = (not self.colinfo.touching_ground)
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end
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if self.isinliquid == true then
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is_flying = false
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end
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--if self.isonground then is_flying = false end
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--if is_flying then minetest.chat_send_all('is flying') end
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local is_attached = airutils.checkAttach(self, player)
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if self._indicated_speed == nil then self._indicated_speed = 0 end
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if not is_attached then
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-- for some engine error the player can be detached from the machine, so lets set him attached again
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airutils.checkattachBug(self)
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end
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if self._custom_step_additional_function then
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self._custom_step_additional_function(self)
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end
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--landing light
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if self._have_landing_lights then
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airutils.landing_lights_operate(self)
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end
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--smoke and fire
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if self._engine_running then
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local curr_health_percent = (self.hp_max * 100)/self._max_plane_hp
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if curr_health_percent < 20 then
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airutils.add_smoke_trail(self, 2)
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elseif curr_health_percent < 50 then
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airutils.add_smoke_trail(self, 1)
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end
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else
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if self._smoke_spawner and not self._smoke_semaphore then
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self._smoke_semaphore = 1 --to set it only one time
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minetest.after(5, function()
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if self._smoke_spawner then
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minetest.delete_particlespawner(self._smoke_spawner)
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self._smoke_spawner = nil
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self._smoke_semaphore = nil
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end
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end)
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end
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end
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if (math.abs(velocity.x) < 0.1 and math.abs(velocity.z) < 0.1) and is_flying == false and is_attached == false and self._engine_running == false then
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if self._ground_friction then
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if not self.isinliquid then self.object:set_velocity({x=0,y=airutils.gravity*self.dtime,z=0}) end
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end
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engine_set_sound_and_animation(self, false, 0, 0)
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return
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end
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--adjust climb indicator
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local y_velocity = 0
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if self._engine_running or is_flying then y_velocity = velocity.y end
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local climb_rate = y_velocity
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if climb_rate > 5 then climb_rate = 5 end
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if climb_rate < -5 then
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climb_rate = -5
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end
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-- pitch and roll
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local newroll = 0
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local newpitch = 0
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if ctrl and is_flying then
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local command_angle = self._tilt_angle or 0
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local max_acc = self._max_engine_acc
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local pitch_ammount = (math.abs(self._vehicle_acc or 0) * command_angle) / max_acc
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if math.abs(longit_speed) >= self._max_speed then pitch_ammount = command_angle end --gambiarra pra continuar com angulo
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pitch_ammount = math.rad(math.min(pitch_ammount, command_angle))
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if ctrl.up then newpitch = -pitch_ammount end
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if ctrl.down then newpitch = pitch_ammount end
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local roll_ammount = (math.abs(self._lat_acc or 0) * command_angle) / max_acc
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if math.abs(later_speed) >= self._max_speed then roll_ammount = command_angle end --gambiarra pra continuar com angulo
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roll_ammount = math.rad(math.min(roll_ammount, command_angle))
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if ctrl.left then newroll = -roll_ammount end
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if ctrl.right then newroll = roll_ammount end
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if ctrl.up or ctrl.down or ctrl.left or ctrl.right then
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self._cmd_snd = true
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else
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self._cmd_snd = false
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end
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end
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-- new yaw
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if math.abs(self._rudder_angle)>1.5 then
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local turn_rate = math.rad(self._yaw_turn_rate)
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local yaw_turn = self.dtime * math.rad(self._rudder_angle) * turn_rate * 4
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newyaw = yaw + yaw_turn
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end
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---------------------------------
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-- end roll
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local pilot = player
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if self._have_copilot then
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if self._command_is_given and co_pilot then
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pilot = co_pilot
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else
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self._command_is_given = false
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end
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end
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------------------------------------------------------
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--accell calculation block
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------------------------------------------------------
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if is_attached or co_pilot then
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accel, stop = airutils.heli_control(self, self.dtime, hull_direction,
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longit_speed, longit_drag, nhdir, later_speed, later_drag, accel, pilot, is_flying)
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end
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--end accell
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--get disconnected players
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airutils.rescueConnectionFailedPassengers(self)
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if accel == nil then accel = {x=0,y=0,z=0} end
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--lift calculation
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accel.y = accel_y
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--lets apply some bob in water
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if self.isinliquid then
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local bob = airutils.minmax(airutils.dot(accel,hull_direction),0.02) -- vertical bobbing
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if bob < 0 then bob = 0 end
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accel.y = accel.y + bob
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local max_pitch = 6
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local ref_speed = longit_speed * 20
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if ref_speed < 0 then ref_speed = 0 end
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local h_vel_compensation = ((ref_speed * 100)/max_pitch)/100
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if h_vel_compensation < 0 then h_vel_compensation = 0 end
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if h_vel_compensation > max_pitch then h_vel_compensation = max_pitch end
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--minetest.chat_send_all(h_vel_compensation)
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newpitch = newpitch + (velocity.y * math.rad(max_pitch - h_vel_compensation))
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end
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local ceiling = 5000
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local blade_speed = self._rotor_speed or 15
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local limit = (self._max_speed)
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if self._engine_running == false then
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if is_flying then
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blade_speed = self._rotor_idle_speed or 12
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if math.abs(longit_speed) > 0.5 then blade_speed = self._rotor_idle_speed + (self._rotor_speed - self._rotor_idle_speed) / 2 end
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else
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blade_speed = 0.001 --to avoid division by 0
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end
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end
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local new_accel = airutils.getLiftAccel(self, {x=0, y=velocity.y, z=blade_speed}, {x=0, y=accel.y, z=blade_speed/self.dtime}, blade_speed, roll, curr_pos, self._lift, ceiling, self._wing_span)
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local y_accell = new_accel.y
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new_accel = vector.new(accel)
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new_accel.y = y_accell
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if velocity.y > limit then new_accel.y = 0 end --it isn't a rocket :/
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--wind effects
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if airutils.wind and is_flying == true then
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local wind = airutils.get_wind(curr_pos, 0.1)
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new_accel = vector.add(new_accel, wind)
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end
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if stop ~= true then --maybe == nil
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self._last_accell = new_accel
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self.object:move_to(curr_pos)
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--airutils.set_acceleration(self.object, new_accel)
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--local limit = self._climb_speed
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--if new_accel.y > limit then new_accel.y = limit end --it isn't a rocket :/
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else
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if stop == true then
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self._last_accell = vector.new() --self.object:get_acceleration()
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self.object:set_acceleration({x=0,y=0,z=0})
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self.object:set_velocity({x=0,y=0,z=0})
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end
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end
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if self.wheels then
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if is_flying == false then --isn't flying?
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--animate wheels
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local min_speed_animation = 0.1
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if math.abs(velocity.x) > min_speed_animation or math.abs(velocity.z) > min_speed_animation then
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self.wheels:set_animation_frame_speed(longit_speed * 10)
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else
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self.wheels:set_animation_frame_speed(0)
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end
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else
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--stop wheels
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self.wheels:set_animation_frame_speed(0)
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end
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end
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------------------------------------------------------
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-- end accell
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------------------------------------------------------
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------------------------------------------------------
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-- sound and animation
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------------------------------------------------------
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local is_ship_attached = self.object:get_attach()
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if is_ship_attached then
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engine_set_sound_and_animation(self, false, newpitch, newroll) --is attached to a mother ship, so stop all
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else
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engine_set_sound_and_animation(self, is_flying, newpitch, newroll)
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end
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------------------------------------------------------
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--GAUGES
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--minetest.chat_send_all('rate '.. climb_rate)
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local climb_angle = airutils.get_gauge_angle(climb_rate)
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self._climb_rate = climb_rate
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local indicated_speed = longit_speed * 0.9
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if indicated_speed < 0 then indicated_speed = 0 end
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self._indicated_speed = indicated_speed
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local speed_angle = airutils.get_gauge_angle(indicated_speed, -45)
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--adjust power indicator
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local fixed_power = 60
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if self._engine_running == false then fixed_power = 0 end
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local power_indicator_angle = airutils.get_gauge_angle(fixed_power/10) + 90
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local fuel_in_percent = (self._energy * 1)/self._max_fuel
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local energy_indicator_angle = (180*fuel_in_percent)-180
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if is_attached then
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if self._show_hud then
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airutils.update_hud(player, climb_angle, speed_angle, power_indicator_angle, energy_indicator_angle)
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else
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airutils.remove_hud(player)
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end
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end
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if is_flying == false then
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newyaw = yaw
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end
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if player and self._use_camera_relocation then
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--minetest.chat_send_all(dump(newroll))
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local new_eye_offset = airutils.camera_reposition(player, newpitch, newroll)
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player:set_eye_offset(new_eye_offset, {x = 0, y = 1, z = -30})
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end
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--apply rotations
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self.object:set_rotation({x=newpitch,y=newyaw,z=newroll})
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--end
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-- calculate energy consumption --
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airutils.consumptionCalc(self, accel)
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--saves last velocity for collision detection (abrupt stop)
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self._last_accel = new_accel
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self._last_vel = self.object:get_velocity()
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self._last_longit_speed = longit_speed
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self._yaw = newyaw
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self._roll = newroll
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self._pitch = newpitch
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end
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