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initial lib_copter
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Alexsandro Percy
parent
30c7525103
commit
e12f018879
8 changed files with 660 additions and 72 deletions
199
lib_copter/control.lua
Executable file
199
lib_copter/control.lua
Executable file
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--[[airutils.rudder_limit = 30
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airutils.elevator_limit = 40]]--
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dofile(minetest.get_modpath("airutils") .. DIR_DELIM .. "lib_planes" .. DIR_DELIM .. "utilities.lua")
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local function floating_auto_correction(self, dtime)
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local factor = 1
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--minetest.chat_send_player(self.driver_name, "antes: " .. self._air_float)
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if self._wing_configuration > self._stable_collective then factor = -1 end
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local time_correction = (dtime/airutils.ideal_step)
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if time_correction < 1 then time_correction = 1 end
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local intensity = 0.01
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local correction = (intensity*factor) * time_correction
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local new_wing_configuration = self._wing_configuration + correction
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self._wing_configuration = new_wing_configuration
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--minetest.chat_send_all(dump(self._wing_configuration))
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end
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local function set_pitch_by_mouse(self, player)
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local vehicle_rot = self.object:get_rotation()
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local rot_x = player:get_look_vertical()-vehicle_rot.x
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self._elevator_angle = -(rot_x * self._elevator_limit)*(self._pitch_intensity*10)
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if self._elevator_angle > self._elevator_limit then self._elevator_angle = self._elevator_limit end
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if self._elevator_angle < -self._elevator_limit then self._elevator_angle = -self._elevator_limit end
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end
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function set_pitch(self, dir, dtime)
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local pitch_factor = self._pitch_intensity or 0.6
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local multiplier = pitch_factor*(dtime/airutils.ideal_step)
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if dir == -1 then
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--minetest.chat_send_all("cabrando")
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if self._elevator_angle > 0 then pitch_factor = pitch_factor * 2 end
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self._elevator_angle = math.max(self._elevator_angle-multiplier,-self._elevator_limit)
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elseif dir == 1 then
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--minetest.chat_send_all("picando")
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if self._angle_of_attack < 0 then pitch_factor = 1 end --lets reduce the command power to avoid accidents
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self._elevator_angle = math.min(self._elevator_angle+multiplier,self._elevator_limit)
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end
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end
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local function set_yaw_by_mouse(self, dir)
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local rotation = self.object:get_rotation()
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local rot_y = math.deg(rotation.y)
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local total = math.abs(math.floor(rot_y/360))
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if rot_y < 0 then rot_y = rot_y + (360*total) end
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if rot_y > 360 then rot_y = rot_y - (360*total) end
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if rot_y >= 270 and dir <= 90 then dir = dir + 360 end
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if rot_y <= 90 and dir >= 270 then dir = dir - 360 end
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local intensity = self._yaw_intensity / 10
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local command = (rot_y - dir) * intensity
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if command < -90 then command = -90
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elseif command > 90 then command = 90 end
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--minetest.chat_send_all("rotation y: "..rot_y.." - dir: "..dir.." - command: "..command)
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self._rudder_angle = (-command * self._rudder_limit)/90
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end
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local function set_yaw(self, dir, dtime)
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local yaw_factor = self._yaw_intensity or 25
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if dir == 1 then
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self._rudder_angle = math.max(self._rudder_angle-(yaw_factor*dtime),-self._rudder_limit)
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elseif dir == -1 then
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self._rudder_angle = math.min(self._rudder_angle+(yaw_factor*dtime),self._rudder_limit)
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end
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end
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function airutils.heli_control(self, dtime, hull_direction, longit_speed, longit_drag, nhdir,
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later_speed, later_drag, accel, player, is_flying)
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--if self.driver_name == nil then return end
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local retval_accel = accel
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local stop = false
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local ctrl = nil
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local time_correction = (dtime/airutils.ideal_step)
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if time_correction < 1 then time_correction = 1 end
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self._vehicle_acc = self._vehicle_acc or 0
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-- player control
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if player then
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ctrl = player:get_player_control()
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if self._last_time_command > 0.5 then
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self._last_time_command = 0.5
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end
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self._acceleration = 0
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self._lat_acceleration = 0
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local acc = 0
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if self._engine_running then
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--engine acceleration calc
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local factor = 1
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--control lift
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local collective_up_max = 1.2
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local min_angle = self._min_collective
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local collective_up = collective_up_max -- / 10
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if ctrl.jump then
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self._wing_configuration = self._wing_configuration + collective_up
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--end
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self._is_going_up = true
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elseif ctrl.sneak then
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self._wing_configuration = self._wing_configuration - collective_up
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--end
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else
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self._wing_configuration = self._stable_collective
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end
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if self._wing_configuration < min_angle then self._wing_configuration = min_angle end
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local up_limit = (self._wing_angle_of_attack+collective_up_max)
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if self._wing_configuration > up_limit then self._wing_configuration = up_limit end
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--end lift
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else
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self._wing_configuration = self._stable_collective or 1
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end
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if is_flying or self.wheels then
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local acc_fraction = (self._max_engine_acc / 10)*time_correction
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if ctrl.up then
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if longit_speed < self._max_speed then self._acceleration = self._acceleration + acc_fraction end
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elseif ctrl.down then
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if longit_speed > -1.0 then self._acceleration = self._acceleration + (-acc_fraction) end
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else
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acc = 0
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end
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self._acceleration = math.min(self._acceleration,self._max_engine_acc)
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if is_flying then --why double check? because I dont want lateral movement when landed
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if ctrl.right then
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if later_speed < self._max_speed then self._lat_acceleration = self._lat_acceleration + acc_fraction end
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elseif ctrl.left then
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if later_speed > -self._max_speed then self._lat_acceleration = self._lat_acceleration + (-acc_fraction) end
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end
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--set_yaw(self, yaw_cmd, dtime)
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end
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else
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self._acceleration = 0
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self._lat_acceleration = 0
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self.object:set_velocity({x=0,y=self.object:get_velocity().y,z=0})
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end
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self._vehicle_acc = math.min(self._acceleration, self._max_engine_acc)
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self._lat_acc = math.min(self._lat_acceleration, self._max_engine_acc)
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local hull_acc = vector.multiply(hull_direction,self._vehicle_acc)
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local lat_hull_acc = vector.multiply(nhdir,self._lat_acc)
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--colocar aceleração lateral aqui
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retval_accel=vector.add(retval_accel,hull_acc)
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retval_accel=vector.add(retval_accel,lat_hull_acc)
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--pitch
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local pitch_cmd = 0
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if self._yaw_by_mouse == true then
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set_pitch_by_mouse(self, player)
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else
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if ctrl.up then pitch_cmd = 1 elseif ctrl.down then pitch_cmd = -1 end
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set_pitch(self, pitch_cmd, dtime)
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end
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-- yaw
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local rot_y = math.deg(player:get_look_horizontal())
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set_yaw_by_mouse(self, rot_y)
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--I'm desperate, center all!
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if ctrl.right and ctrl.left then
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self._wing_configuration = self._stable_collective
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--self._elevator_angle = 0
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--self._rudder_angle = 0
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end
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if ctrl.up and ctrl.down and self._last_time_command > 0.5 then
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self._last_time_command = 0
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local name = player:get_player_name()
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if self._yaw_by_mouse == true then
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minetest.chat_send_player(name, core.colorize('#0000ff', " >>> Mouse control disabled."))
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self._yaw_by_mouse = false
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else
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minetest.chat_send_player(name, core.colorize('#0000ff', " >>> Mouse control enabled."))
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self._yaw_by_mouse = true
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end
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end
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end
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if is_flying then
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--floating_auto_correction(self, self.dtime)
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end
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--minetest.chat_send_all(dump(self._wing_configuration))
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return retval_accel, stop
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end
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