improved climb

automobiles_coupe/coupe_crafts.lua

@@ -29,41 +29,6 @@ minetest.register_craftitem("automobiles_coupe:coupe", {
             local owner = placer:get_player_name()
             if ent then
                 ent.owner = owner
-                ent._coupe_type = 0
-                --minetest.chat_send_all("owner: " .. ent.owner)
-		        car:set_yaw(placer:get_look_horizontal())
-		        itemstack:take_item()
-                ent.object:set_acceleration({x=0,y=-automobiles_lib.gravity,z=0})
-                automobiles_lib.setText(ent, "Coupe")
-                automobiles_lib.create_inventory(ent, coupe.trunk_slots, owner)
-            end
-		end
-
-		return itemstack
-	end,
-})
-
--- coupe
-minetest.register_craftitem("automobiles_coupe:time_machine", {
-	description = S("Time Machine"),
-	inventory_image = "automobiles_coupe.png",
-    liquids_pointable = false,
-
-	on_place = function(itemstack, placer, pointed_thing)
-		if pointed_thing.type ~= "node" then
-			return
-		end
-
-        local pointed_pos = pointed_thing.above
-		--pointed_pos.y=pointed_pos.y+0.2
-		local car = minetest.add_entity(pointed_pos, "automobiles_coupe:coupe")
-		if car and placer then
-            local ent = car:get_luaentity()
-            local owner = placer:get_player_name()
-            if ent then
-                ent.owner = owner
-                ent._coupe_type = 1
-                --minetest.chat_send_all("coupe: " .. ent._coupe_type)
                 --minetest.chat_send_all("owner: " .. ent.owner)
 		        car:set_yaw(placer:get_look_horizontal())
 		        itemstack:take_item()

automobiles_coupe/coupe_entities.lua

@@ -1,8 +1,7 @@
 --
 -- entity
 --
-
-local old_entities = {"automobiles_coupe:steering"}
+local old_entities = {"automobiles_coupe:time_machine_kit", "automobiles_coupe:wheel","automobiles_coupe:normal_kit"}
 for _,entity_name in ipairs(old_entities) do
     minetest.register_entity(":"..entity_name, {
         on_activate = function(self, staticdata)
@@ -11,117 +10,6 @@ for _,entity_name in ipairs(old_entities) do
     })
 end
 
-minetest.register_entity('automobiles_coupe:wheel',{
-initial_properties = {
-	physical = false,
-	collide_with_objects=false,
-	pointable=false,
-	visual = "mesh",
-	mesh = "automobiles_coupe_wheel.b3d",
-    backface_culling = false,
-	textures = {"automobiles_black.png", "automobiles_metal.png", "automobiles_coupe_wheel.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('automobiles_coupe:normal_kit',{
-initial_properties = {
-	physical = true,
-	collide_with_objects=true,
-    collisionbox = {-0.5, 0, -0.5, 0.5, 1, 0.5},
-	pointable=false,
-	visual = "mesh",
-	mesh = "automobiles_coupe_normal_kit.b3d",
-    textures = {"automobiles_black.png","automobiles_coupe_glasses.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,
-
-    --[[on_step = function(self, dtime, moveresult)
-        minetest.chat_send_all(dump(moveresult))
-    end,]]--
-	
-})
-
-minetest.register_entity('automobiles_coupe:time_machine_kit',{
-initial_properties = {
-	physical = true,
-	collide_with_objects=true,
-    collisionbox = {-0.5, 0, -0.5, 0.5, 1, 0.5},
-	pointable=false,
-	visual = "mesh",
-	mesh = "automobiles_coupe_time_machine_accessories.b3d",
-    textures = {
-        "automobiles_metal.png", --ok
-        "automobiles_black.png", --ok
-        "automobiles_dark_grey.png", --exausts
-        "automobiles_black.png", --exausts
-        "automobiles_metal.png", --energy base collector
-        "automobiles_painting.png^[multiply:#0063b0", --capacitors
-        "automobiles_black.png", --arc
-        "automobiles_painting.png^[multiply:#07B6BC", --capacitors
-        "automobiles_black.png", --base mr fusion
-        "automobiles_painting.png", --mr fusion
-        "automobiles_metal.png", --ok
-        "automobiles_painting.png", --ok
-        "automobiles_black.png", --ok
-        "automobiles_metal.png", --lateral tubes
-        "automobiles_black.png", --conductors
-        "automobiles_black.png", --ok
-        "automobiles_coupe_brass.png", --ok
-        "automobiles_metal.png", --time panel
-        "automobiles_coupe_time.png", --time panel
-        "automobiles_metal.png", --base circuit switch
-        "automobiles_red.png", --red button
-        "automobiles_dark_grey.png", --ok
-        "automobiles_coupe_brass.png", --ok
-        "automobiles_black.png", --electric switch
-        "automobiles_metal.png", -- flux capacitor
-        "automobiles_coupe_flux.png", --flux capacitor
-        "automobiles_black.png", --flux capacitor
-        "automobiles_dark_grey.png", --base
-        "automobiles_dark_grey.png", --roof panel
-        "automobiles_coupe_roof_1.png", --root panel
-        "automobiles_coupe_roof_2.png", --roof panel
-        "automobiles_metal.png", --f bump
-        "automobiles_dark_grey.png", --f bump
-        "automobiles_metal.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,
-
-    --[[on_step = function(self, dtime, moveresult)
-        minetest.chat_send_all(dump(moveresult))
-    end,]]--
-	
-})
-
 
 minetest.register_entity('automobiles_coupe:front_suspension',{
 initial_properties = {
@@ -180,7 +68,7 @@ initial_properties = {
     glow = 0,
 	visual = "mesh",
 	mesh = "automobiles_coupe_f_lights.b3d",
-    textures = {"automobiles_grey.png", "automobiles_black.png"},
+    textures = {"automobiles_grey.png",},
 	},
 
     on_activate = function(self,std)
@@ -203,7 +91,7 @@ initial_properties = {
     glow = 0,
 	visual = "mesh",
 	mesh = "automobiles_coupe_rear_pos_lights.b3d",
-    textures = {"automobiles_rear_lights_off.png"},
+    textures = {"automobiles_rear_lights_off.png",},
 	},
 
     on_activate = function(self,std)
@@ -309,6 +197,28 @@ initial_properties = {
 	
 })
 
+minetest.register_entity('automobiles_coupe:steering',{
+initial_properties = {
+	physical = false,
+	collide_with_objects=false,
+	pointable=false,
+	visual = "mesh",
+	mesh = "automobiles_coupe_drive_wheel.b3d",
+    textures = {"automobiles_black.png", "automobiles_black.png", "automobiles_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('automobiles_coupe:pointer',{
 initial_properties = {
 	physical = false,
@@ -331,24 +241,6 @@ initial_properties = {
     end,
 })
 
-local function set_kit(self)
-    local normal_kit = nil
-    if self.normal_kit then self.normal_kit:remove() end
-    local pos = self.object:get_pos()
-    if self._coupe_type == 0 or self._coupe_type == nil then
-        normal_kit = minetest.add_entity(pos,'automobiles_coupe:normal_kit')
-        normal_kit:set_attach(self.object,'',{x=0,y=0,z=0},{x=0,y=0,z=0})
-        self.normal_kit = normal_kit
-        self.normal_kit:set_properties({is_visible=true})
-    elseif self._coupe_type == 1 then
-        --time machine
-        normal_kit = minetest.add_entity(pos,'automobiles_coupe:time_machine_kit')
-        normal_kit:set_attach(self.object,'',{x=0,y=0,z=0},{x=0,y=0,z=0})
-        self.normal_kit = normal_kit
-        self.normal_kit:set_properties({is_visible=true})
-    end
-end
-
 minetest.register_entity("automobiles_coupe:coupe", {
 	initial_properties = {
 	    physical = true,
@@ -361,26 +253,16 @@ minetest.register_entity("automobiles_coupe:coupe", {
         --use_texture_alpha = true,
         --backface_culling = false,
         textures = {
-            "automobiles_dark_grey.png", --bancos
-            "automobiles_painting.png", --pintura portas
-            "automobiles_black.png", --retrovisores
-            "automobiles_dark_grey.png", --forro da porta
-            "automobiles_coupe_glasses.png", --vidros das portas
-            "automobiles_metal.png", --espelhos
-            "automobiles_black.png", --volante
-            "automobiles_painting2.png", --face
-            "automobiles_black.png", --moldura parabrisa
-            "automobiles_coupe_glasses.png", --parabrisa
-            "automobiles_black.png", --grade_motor
-            "automobiles_dark_grey.png", --revestimento interno
-            "automobiles_coupe_fuel.png", --combustivel
-            "automobiles_painting.png", --pintura
-            "automobiles_black.png", --frisos
+            "automobiles_black.png", --bancos
+            "automobiles_painting.png", --carroceria
             "automobiles_black.png", --paralamas
-            "automobiles_black.png", --assoalho
-            "automobiles_painting2.png", --traseira
-            "automobiles_black.png", --traseira placa
-            "automobiles_black.png", --ventilação vidro traseiro
+            "automobiles_black.png", --saia
+            "automobiles_black.png", --banco
+            "automobiles_coupe_glasses.png", --vidros
+            "automobiles_black.png", --aletas vidro traseiro
+            "automobiles_grey.png", --interior
+            "automobiles_black.png", --panel
+            "automobiles_coupe_fuel.png",
             },
     },
     textures = {},
@@ -395,7 +277,7 @@ minetest.register_entity("automobiles_coupe:coupe", {
     lastvelocity = vector.new(),
     time_total = 0,
     _passenger = nil,
-    _color = "#9f9f9f",
+    _color = "#6d6d6d",
     _steering_angle = 0,
     _engine_running = false,
     _last_checkpoint = "",
@@ -419,7 +301,6 @@ minetest.register_entity("automobiles_coupe:coupe", {
     _inv_id = "",
     _change_color = automobiles_lib.paint,
     _intensity = 4,
-    _coupe_type = 0,
 
     get_staticdata = function(self) -- unloaded/unloads ... is now saved
         return minetest.serialize({
@@ -436,7 +317,6 @@ minetest.register_entity("automobiles_coupe:coupe", {
             stored_pitch = self._pitch,
             stored_light_old_pos = self._light_old_pos,
             stored_inv_id = self._inv_id,
-            stored_coupe_type = self._coupe_type,
         })
     end,
 
@@ -461,7 +341,6 @@ minetest.register_entity("automobiles_coupe:coupe", {
             self._pitch = data.stored_pitch
             self._light_old_pos = data.stored_light_old_pos
             self._inv_id = data.stored_inv_id
-            self._coupe_type = data.stored_coupe_type
             automobiles_lib.setText(self, "Coupe")
         end
 
@@ -471,16 +350,16 @@ minetest.register_entity("automobiles_coupe:coupe", {
         local pos = self.object:get_pos()
 
         local front_suspension=minetest.add_entity(self.object:get_pos(),'automobiles_coupe:front_suspension')
-	    front_suspension:set_attach(self.object,'',{x=0,y=1.5,z=27.7057},{x=0,y=0,z=0})
+	    front_suspension:set_attach(self.object,'',{x=0,y=1.5,z=24.5},{x=0,y=0,z=0})
 	    self.front_suspension = front_suspension
 
-	    local lf_wheel=minetest.add_entity(pos,'automobiles_coupe:wheel')
+	    local lf_wheel=minetest.add_entity(pos,'automobiles_lib:wheel')
 	    lf_wheel:set_attach(self.front_suspension,'',{x=-coupe.front_wheel_xpos,y=0,z=0},{x=0,y=0,z=0})
 		-- set the animation once and later only change the speed
         lf_wheel:set_animation({x = 1, y = 49}, 0, 0, true)
 	    self.lf_wheel = lf_wheel
 
-	    local rf_wheel=minetest.add_entity(pos,'automobiles_coupe:wheel')
+	    local rf_wheel=minetest.add_entity(pos,'automobiles_lib:wheel')
 	    rf_wheel:set_attach(self.front_suspension,'',{x=coupe.front_wheel_xpos,y=0,z=0},{x=0,y=180,z=0})
 		-- set the animation once and later only change the speed
         rf_wheel:set_animation({x = 1, y = 49}, 0, 0, true)
@@ -490,26 +369,32 @@ minetest.register_entity("automobiles_coupe:coupe", {
 	    rear_suspension:set_attach(self.object,'',{x=0,y=1.5,z=0},{x=0,y=0,z=0})
 	    self.rear_suspension = rear_suspension
 
-	    local lr_wheel=minetest.add_entity(pos,'automobiles_coupe:wheel')
+	    local lr_wheel=minetest.add_entity(pos,'automobiles_lib:wheel')
 	    lr_wheel:set_attach(self.rear_suspension,'',{x=-coupe.rear_wheel_xpos,y=0,z=0},{x=0,y=0,z=0})
 		-- set the animation once and later only change the speed
         lr_wheel:set_animation({x = 1, y = 49}, 0, 0, true)
 	    self.lr_wheel = lr_wheel
 
-	    local rr_wheel=minetest.add_entity(pos,'automobiles_coupe:wheel')
+	    local rr_wheel=minetest.add_entity(pos,'automobiles_lib:wheel')
 	    rr_wheel:set_attach(self.rear_suspension,'',{x=coupe.rear_wheel_xpos,y=0,z=0},{x=0,y=180,z=0})
 		-- set the animation once and later only change the speed
         rr_wheel:set_animation({x = 1, y = 49}, 0, 0, true)
 	    self.rr_wheel = rr_wheel
 
-        self.object:set_bone_position("drive_adjust", {x=-4.66, y=6.31, z=15.69}, {x=15, y=0, z=0}) 
+	    local steering_axis=minetest.add_entity(pos,'automobiles_coupe:pivot_mesh')
+        steering_axis:set_attach(self.object,'',{x=-4.26,y=6.01,z=14.18},{x=15,y=0,z=0})
+	    self.steering_axis = steering_axis
+
+	    local steering=minetest.add_entity(self.steering_axis:get_pos(),'automobiles_coupe:steering')
+        steering:set_attach(self.steering_axis,'',{x=0,y=0,z=0},{x=0,y=0,z=0})
+	    self.steering = steering
 
 	    local driver_seat=minetest.add_entity(pos,'automobiles_coupe:pivot_mesh')
-        driver_seat:set_attach(self.object,'',{x=-4.65,y=0.48,z=9.5},{x=0,y=0,z=0})
+        driver_seat:set_attach(self.object,'',{x=-4.25,y=0.48,z=9.5},{x=0,y=0,z=0})
 	    self.driver_seat = driver_seat
 
 	    local passenger_seat=minetest.add_entity(pos,'automobiles_coupe:pivot_mesh')
-        passenger_seat:set_attach(self.object,'',{x=4.65,y=0.48,z=9.5},{x=0,y=0,z=0})
+        passenger_seat:set_attach(self.object,'',{x=4.25,y=0.48,z=9.5},{x=0,y=0,z=0})
 	    self.passenger_seat = passenger_seat
 
         local fuel_gauge=minetest.add_entity(pos,'automobiles_coupe:pointer')
@@ -521,9 +406,6 @@ minetest.register_entity("automobiles_coupe:coupe", {
 	    self.lights = lights
         self.lights:set_properties({is_visible=true})
 
-        --normal or time machine?
-        set_kit(self)
-
         local r_lights = minetest.add_entity(pos,'automobiles_coupe:r_lights')
 	    r_lights:set_attach(self.object,'',{x=0,y=0,z=0},{x=0,y=0,z=0})
 	    self.r_lights = r_lights
@@ -603,14 +485,6 @@ minetest.register_entity("automobiles_coupe:coupe", {
             end
         end
 
-        --to fix the load on first time
-        if self._coupe_type == 1 then
-            local ent_propertioes = self.normal_kit:get_properties()
-            if ent_propertioes.mesh ~= "automobiles_coupe_time_machine_accessories.b3d" then
-                set_kit(self)
-            end
-        end
-
         local is_breaking = false
         if is_attached then
     		local ctrl = player:get_player_control()
@@ -638,14 +512,14 @@ minetest.register_entity("automobiles_coupe:coupe", {
             self._last_light_move = 0
             if self._show_lights == true then
                 --self.lights:set_properties({is_visible=true})
-                self.lights:set_properties({textures={"automobiles_coupe_lights.png", "automobiles_black.png"}, glow=15})
+                self.lights:set_properties({textures={"automobiles_coupe_lights.png"}, glow=15})
                 if is_breaking == false then
                     self.r_lights:set_properties({textures={"automobiles_rear_lights.png"}, glow=10})
                 end
                 automobiles_lib.put_light(self)
             else
                 --self.lights:set_properties({is_visible=false})
-                self.lights:set_properties({textures={"automobiles_grey.png", "automobiles_black.png"}, glow=0})
+                self.lights:set_properties({textures={"automobiles_grey.png"}, glow=0})
                 if is_breaking == false then
                     self.r_lights:set_properties({textures={"automobiles_rear_lights_off.png"}, glow=0})
                 end
@@ -713,7 +587,7 @@ minetest.register_entity("automobiles_coupe:coupe", {
         self.rr_wheel:set_animation_frame_speed(-longit_speed * (12 + angle_factor))
 
         --whell turn
-        self.object:set_bone_position("drive_wheel", {x=-0, y=0, z=0}, {x=0, y=0, z=-self._steering_angle*2}) 
+        self.steering:set_attach(self.steering_axis,'',{x=0,y=0,z=0},{x=0,y=0,z=self._steering_angle*2})
         self.lf_wheel:set_attach(self.front_suspension,'',{x=-coupe.front_wheel_xpos,y=0,z=0},{x=0,y=-self._steering_angle-angle_factor,z=0})
         self.rf_wheel:set_attach(self.front_suspension,'',{x=coupe.front_wheel_xpos,y=0,z=0},{x=0,y=(-self._steering_angle+angle_factor)+180,z=0})
 
@@ -728,13 +602,10 @@ minetest.register_entity("automobiles_coupe:coupe", {
         if math.abs(self._steering_angle) > 15 and self._turn_light_timer >= 1 then
             self._turn_light_timer = 0
             --set turn light
-            --minetest.chat_send_all(self._steering_angle)
             if self._steering_angle < 0 then
-                --minetest.chat_send_all("direita")
                 self.turn_r_light:set_properties({textures={"automobiles_turn_on.png"}, glow=20})
             end
             if self._steering_angle > 0 then
-                --minetest.chat_send_all("esquerda")
                 self.turn_l_light:set_properties({textures={"automobiles_turn_on.png"}, glow=20})
             end
         end
@@ -800,7 +671,7 @@ minetest.register_entity("automobiles_coupe:coupe", {
         self._last_ground_check = self._last_ground_check + dtime
         if self._last_ground_check > 0.18 then
             self._last_ground_check = 0
-            automobiles_lib.ground_get_distances(self, 0.372, 2.6)
+            automobiles_lib.ground_get_distances(self, 0.372, 2.3)
         end
 		local newpitch = self._pitch --velocity.y * math.rad(6)
 

automobiles_coupe/coupe_utilities.lua

@@ -31,13 +31,14 @@ function coupe.destroy(self, puncher)
     if self.rear_suspension then self.rear_suspension:remove() end
     if self.lr_wheel then self.lr_wheel:remove() end
     if self.rr_wheel then self.rr_wheel:remove() end
+    if self.steering then self.steering:remove() end
+    if self.steering_axis then self.steering_axis:remove() end
     if self.driver_seat then self.driver_seat:remove() end
     if self.passenger_seat then self.passenger_seat:remove() end
     if self.fuel_gauge then self.fuel_gauge:remove() end
     if self.lights then self.lights:remove() end
     if self.r_lights then self.r_lights:remove() end
     if self.reverse_lights then self.reverse_lights:remove() end
-    if self.normal_kit then self.normal_kit:remove() end
     if self.turn_l_light then self.turn_l_light:remove() end
     if self.turn_r_light then self.turn_r_light:remove() end
 

automobiles_coupe/init.lua

@@ -3,14 +3,14 @@
 --
 coupe={}
 coupe.LONGIT_DRAG_FACTOR = 0.12*0.12
-coupe.LATER_DRAG_FACTOR = 8.0
+coupe.LATER_DRAG_FACTOR = 18.0
 coupe.gravity = automobiles_lib.gravity
-coupe.max_speed = 30
+coupe.max_speed = 22
 coupe.max_acc_factor = 8
 coupe.max_fuel = 10
 coupe.trunk_slots = 8
 
-COUPE_GAUGE_FUEL_POSITION =  {x=-4.66,y=6.2,z=17.9}
+COUPE_GAUGE_FUEL_POSITION =  {x=0,y=6.2,z=15.8}
 
 coupe.front_wheel_xpos = 9.5
 coupe.rear_wheel_xpos = 9.5

automobiles_delorean/README.md

@@ -0,0 +1,10 @@
+## Coupe
+
+This mod adds a coupe automobile to Minetest.
+
+## Licenses
+- Code: see [LICENSE](/LICENSE)
+- Media: Model adapted from car assets v1 made by https://www.racoon-media.nl; licence CC0
+
+## Screenshot
+![coupe](/automobiles_coupe/screenshot.jpg)

automobiles_delorean/control.lua

@@ -0,0 +1,102 @@
+--global constants
+
+function delorean.control(self, dtime, hull_direction, longit_speed, longit_drag, later_drag, accel, max_acc_factor, max_speed, steering_limit, steering_speed)
+    self._last_time_command = self._last_time_command + dtime
+    if self._last_time_command > 1 then self._last_time_command = 1 end
+
+	local player = minetest.get_player_by_name(self.driver_name)
+    local retval_accel = accel;
+    local stop = false
+    
+	-- player control
+	if player then
+		local ctrl = player:get_player_control()
+		
+        local acc = 0
+        if self._energy > 0 then
+            if longit_speed < max_speed and ctrl.up then
+                --get acceleration factor
+                acc = automobiles_lib.check_road_is_ok(self.object, max_acc_factor)
+                --minetest.chat_send_all('engineacc: '.. engineacc)
+                if acc > 1 and acc < max_acc_factor and longit_speed > 0 then
+                    --improper road will reduce speed
+                    acc = -1
+                end
+            end
+
+            --reversing
+            if not self._is_flying or self._is_flying == 0 then
+	            if ctrl.sneak and longit_speed <= 1.0 and longit_speed > -1.0 then
+                    acc = -2
+	            end
+            end
+        end
+
+        --break
+        if ctrl.down then
+            --[[if math.abs(longit_speed) > 0 then
+                acc = -5 / (longit_speed / 2) -- lets set a brake efficience based on speed
+            end]]--
+        
+            --total stop
+            --wheel break
+            if not self._is_flying or self._is_flying == 0 then
+                if longit_speed > 0 then
+                    acc = -5
+                    if (longit_speed + acc) < 0 then
+                        acc = longit_speed * -1
+                    end
+                end
+
+                if longit_speed < 0 then
+                    acc = 5
+                    if (longit_speed + acc) > 0 then
+                        acc = longit_speed * -1
+                    end
+                end
+                if math.abs(longit_speed) < 0.2 then
+                    stop = true
+                end
+            else
+                acc = -5
+            end
+        end
+
+        if acc then retval_accel=vector.add(accel,vector.multiply(hull_direction,acc)) end
+
+		-- yaw
+        local yaw_cmd = 0
+        if self._yaw_by_mouse == true then
+		    local rot_y = math.deg(player:get_look_horizontal())
+            self._steering_angle = automobiles_lib.set_yaw_by_mouse(self, rot_y, steering_limit)
+        else
+		    -- steering
+		    if ctrl.right then
+			    self._steering_angle = math.max(self._steering_angle-steering_speed*dtime,-steering_limit)
+		    elseif ctrl.left then
+			    self._steering_angle = math.min(self._steering_angle+steering_speed*dtime,steering_limit)
+            else
+                --center steering
+                if longit_speed > 0 then
+                    local factor = 1
+                    if self._steering_angle > 0 then factor = -1 end
+                    local correction = (steering_limit*(longit_speed/75)) * factor
+                    local before_correction = self._steering_angle
+                    self._steering_angle = self._steering_angle + correction
+                    if math.sign(before_correction) ~= math.sign(self._steering_angle) then self._steering_angle = 0 end
+                end
+		    end
+        end
+
+        local angle_factor = self._steering_angle / 60
+        if angle_factor < 0 then angle_factor = angle_factor * -1 end
+        local deacc_on_curve = longit_speed * angle_factor
+        deacc_on_curve = deacc_on_curve * -1
+        if deacc_on_curve then retval_accel=vector.add(retval_accel,vector.multiply(hull_direction,deacc_on_curve)) end
+    
+	end
+
+    return retval_accel, stop
+end
+
+

automobiles_delorean/crafts.lua

@@ -0,0 +1,99 @@
+local S = minetest.get_translator(minetest.get_current_modname())
+
+--
+-- items
+--
+
+-- body
+minetest.register_craftitem("automobiles_delorean:delorean_body",{
+	description = S("Delorean Body"),
+	inventory_image = "automobiles_delorean_body.png",
+})
+
+-- delorean
+minetest.register_craftitem("automobiles_delorean:delorean", {
+	description = S("Delorean"),
+	inventory_image = "automobiles_delorean.png",
+    liquids_pointable = false,
+
+	on_place = function(itemstack, placer, pointed_thing)
+		if pointed_thing.type ~= "node" then
+			return
+		end
+
+        local pointed_pos = pointed_thing.above
+		--pointed_pos.y=pointed_pos.y+0.2
+		local car = minetest.add_entity(pointed_pos, "automobiles_delorean:delorean")
+		if car and placer then
+            local ent = car:get_luaentity()
+            local owner = placer:get_player_name()
+            if ent then
+                ent.owner = owner
+                ent._delorean_type = 0
+                --minetest.chat_send_all("owner: " .. ent.owner)
+		        car:set_yaw(placer:get_look_horizontal())
+		        itemstack:take_item()
+                ent.object:set_acceleration({x=0,y=-automobiles_lib.gravity,z=0})
+                automobiles_lib.setText(ent, "Delorean")
+                automobiles_lib.create_inventory(ent, delorean.trunk_slots, owner)
+            end
+		end
+
+		return itemstack
+	end,
+})
+
+-- delorean
+minetest.register_craftitem("automobiles_delorean:time_machine", {
+	description = S("Time Machine"),
+	inventory_image = "automobiles_delorean.png",
+    liquids_pointable = false,
+
+	on_place = function(itemstack, placer, pointed_thing)
+		if pointed_thing.type ~= "node" then
+			return
+		end
+
+        local pointed_pos = pointed_thing.above
+		--pointed_pos.y=pointed_pos.y+0.2
+		local car = minetest.add_entity(pointed_pos, "automobiles_delorean:delorean")
+		if car and placer then
+            local ent = car:get_luaentity()
+            local owner = placer:get_player_name()
+            if ent then
+                ent.owner = owner
+                ent._delorean_type = 1
+                --minetest.chat_send_all("delorean: " .. ent._delorean_type)
+                --minetest.chat_send_all("owner: " .. ent.owner)
+		        car:set_yaw(placer:get_look_horizontal())
+		        itemstack:take_item()
+                ent.object:set_acceleration({x=0,y=-automobiles_lib.gravity,z=0})
+                automobiles_lib.setText(ent, "Delorean")
+                automobiles_lib.create_inventory(ent, delorean.trunk_slots, owner)
+            end
+		end
+
+		return itemstack
+	end,
+})
+
+--
+-- crafting
+--
+if minetest.get_modpath("default") then
+	minetest.register_craft({
+		output = "automobiles_delorean:delorean",
+		recipe = {
+			{"automobiles_lib:wheel", "automobiles_lib:engine", "automobiles_lib:wheel"},
+			{"automobiles_lib:wheel","automobiles_delorean:delorean_body",  "automobiles_lib:wheel"},
+		}
+	})
+	minetest.register_craft({
+		output = "automobiles_delorean:delorean_body",
+		recipe = {
+            {"default:glass" ,"default:glass","default:steelblock"},
+			{"default:steelblock","","default:steelblock"},
+			{"default:steelblock","default:steelblock", "default:steelblock"},
+		}
+	})
+end

automobiles_delorean/entities.lua

@@ -0,0 +1,965 @@
+--
+-- entity
+--
+
+minetest.register_entity('automobiles_delorean:wheel',{
+initial_properties = {
+	physical = false,
+	collide_with_objects=false,
+	pointable=false,
+	visual = "mesh",
+	mesh = "automobiles_delorean_wheel.b3d",
+    backface_culling = false,
+	textures = {"automobiles_black.png", "automobiles_metal.png", "automobiles_delorean_wheel.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('automobiles_delorean:normal_kit',{
+initial_properties = {
+	physical = true,
+	collide_with_objects=true,
+    collisionbox = {-0.5, 0, -0.5, 0.5, 1, 0.5},
+	pointable=false,
+	visual = "mesh",
+	mesh = "automobiles_delorean_normal_kit.b3d",
+    textures = {"automobiles_black.png","automobiles_delorean_glasses.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,
+
+    --[[on_step = function(self, dtime, moveresult)
+        minetest.chat_send_all(dump(moveresult))
+    end,]]--
+	
+})
+
+minetest.register_entity('automobiles_delorean:time_machine_kit',{
+initial_properties = {
+	physical = true,
+	collide_with_objects=true,
+    collisionbox = {-0.5, 0, -0.5, 0.5, 1, 0.5},
+	pointable=false,
+	visual = "mesh",
+	mesh = "automobiles_delorean_time_machine_accessories.b3d",
+    textures = {
+        "automobiles_metal.png", --ok
+        "automobiles_black.png", --ok
+        "automobiles_dark_grey.png", --exausts
+        "automobiles_black.png", --exausts
+        "automobiles_metal.png", --energy base collector
+        "automobiles_painting.png^[multiply:#0063b0", --capacitors
+        "automobiles_black.png", --arc
+        "automobiles_painting.png^[multiply:#07B6BC", --capacitors
+        "automobiles_black.png", --base mr fusion
+        "automobiles_painting.png", --mr fusion
+        "automobiles_metal.png", --ok
+        "automobiles_painting.png", --ok
+        "automobiles_black.png", --ok
+        "automobiles_metal.png", --lateral tubes
+        "automobiles_black.png", --conductors
+        "automobiles_black.png", --ok
+        "automobiles_delorean_brass.png", --ok
+        "automobiles_metal.png", --time panel
+        "automobiles_delorean_time.png", --time panel
+        "automobiles_metal.png", --base circuit switch
+        "automobiles_red.png", --red button
+        "automobiles_dark_grey.png", --ok
+        "automobiles_delorean_brass.png", --ok
+        "automobiles_black.png", --electric switch
+        "automobiles_metal.png", -- flux capacitor
+        "automobiles_delorean_flux.png", --flux capacitor
+        "automobiles_black.png", --flux capacitor
+        "automobiles_dark_grey.png", --base
+        "automobiles_dark_grey.png", --roof panel
+        "automobiles_delorean_roof_1.png", --root panel
+        "automobiles_delorean_roof_2.png", --roof panel
+        "automobiles_metal.png", --f bump
+        "automobiles_dark_grey.png", --f bump
+        "automobiles_metal.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,
+
+    --[[on_step = function(self, dtime, moveresult)
+        minetest.chat_send_all(dump(moveresult))
+    end,]]--
+	
+})
+
+
+minetest.register_entity('automobiles_delorean:front_suspension',{
+initial_properties = {
+	physical = true,
+	collide_with_objects=true,
+    collisionbox = {-0.5, 0, -0.5, 0.5, 1, 0.5},
+	pointable=false,
+	visual = "mesh",
+	mesh = "automobiles_pivot_mesh.b3d",
+    textures = {"automobiles_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,
+
+    --[[on_step = function(self, dtime, moveresult)
+        minetest.chat_send_all(dump(moveresult))
+    end,]]--
+	
+})
+
+minetest.register_entity('automobiles_delorean:rear_suspension',{
+initial_properties = {
+	physical = true,
+	collide_with_objects=true,
+	pointable=false,
+	visual = "mesh",
+	mesh = "automobiles_pivot_mesh.b3d",
+    textures = {"automobiles_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('automobiles_delorean:f_lights',{
+initial_properties = {
+	physical = false,
+	collide_with_objects=false,
+	pointable=false,
+    glow = 0,
+	visual = "mesh",
+	mesh = "automobiles_delorean_f_lights.b3d",
+    textures = {"automobiles_grey.png", "automobiles_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('automobiles_delorean:r_lights',{
+initial_properties = {
+	physical = false,
+	collide_with_objects=false,
+	pointable=false,
+    glow = 0,
+	visual = "mesh",
+	mesh = "automobiles_delorean_rear_pos_lights.b3d",
+    textures = {"automobiles_rear_lights_off.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('automobiles_delorean:reverse_lights',{
+initial_properties = {
+	physical = false,
+	collide_with_objects=false,
+	pointable=false,
+    glow = 0,
+	visual = "mesh",
+	mesh = "automobiles_delorean_reverse_lights.b3d",
+    textures = {"automobiles_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,
+	
+})
+
+minetest.register_entity('automobiles_delorean:turn_left_light',{
+initial_properties = {
+	physical = false,
+	collide_with_objects=false,
+	pointable=false,
+    glow = 0,
+	visual = "mesh",
+	mesh = "automobiles_delorean_turn_l_light.b3d",
+    textures = {"automobiles_turn.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('automobiles_delorean:turn_right_light',{
+initial_properties = {
+	physical = false,
+	collide_with_objects=false,
+	pointable=false,
+    glow = 0,
+	visual = "mesh",
+	mesh = "automobiles_delorean_turn_r_light.b3d",
+    textures = {"automobiles_turn.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('automobiles_delorean:pivot_mesh',{
+initial_properties = {
+	physical = false,
+	collide_with_objects=false,
+	pointable=false,
+	visual = "mesh",
+	mesh = "automobiles_pivot_mesh.b3d",
+    textures = {"automobiles_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('automobiles_delorean:pointer',{
+initial_properties = {
+	physical = false,
+	collide_with_objects=false,
+	pointable=false,
+	visual = "mesh",
+	mesh = "automobiles_pointer.b3d",
+    visual_size = {x = 0.5, y = 0.5, z = 0.5},
+	textures = {"automobiles_white.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("automobiles_delorean:delorean", {
+	initial_properties = {
+	    physical = true,
+        collide_with_objects = true,
+	    collisionbox = {-0.1, -0.2, -0.1, 0.1, 1, 0.1},
+	    selectionbox = {-1.5, 0.0, -1.5, 1.5, 2, 1.5},
+        stepheight = 0.65,
+	    visual = "mesh",
+	    mesh = "automobiles_delorean_body.b3d",
+        --use_texture_alpha = true,
+        --backface_culling = false,
+        textures = {
+            "automobiles_dark_grey.png", --bancos
+            "automobiles_painting.png", --pintura portas
+            "automobiles_black.png", --retrovisores
+            "automobiles_dark_grey.png", --forro da porta
+            "automobiles_delorean_glasses.png", --vidros das portas
+            "automobiles_metal.png", --espelhos
+            "automobiles_black.png", --volante
+            "automobiles_painting2.png", --face
+            "automobiles_black.png", --moldura parabrisa
+            "automobiles_delorean_glasses.png", --parabrisa
+            "automobiles_black.png", --grade_motor
+            "automobiles_dark_grey.png", --revestimento interno
+            "automobiles_delorean_fuel.png", --combustivel
+            "automobiles_painting.png", --pintura
+            "automobiles_black.png", --frisos
+            "automobiles_black.png", --paralamas
+            "automobiles_black.png", --assoalho
+            "automobiles_painting2.png", --traseira
+            "automobiles_black.png", --traseira placa
+            "automobiles_black.png", --ventilação vidro traseiro
+            },
+    },
+    textures = {},
+	driver_name = nil,
+	sound_handle = nil,
+    owner = "",
+    static_save = true,
+    infotext = "A very nice delorean!",
+    hp = 50,
+    buoyancy = 2,
+    physics = automobiles_lib.physics,
+    lastvelocity = vector.new(),
+    time_total = 0,
+    _passenger = nil,
+    _color = "#9f9f9f",
+    _steering_angle = 0,
+    _engine_running = false,
+    _last_checkpoint = "",
+    _total_laps = -1,
+    _race_id = "",
+    _energy = 1,
+    _last_time_collision_snd = 0,
+    _last_time_drift_snd = 0,
+    _last_time_command = 0,
+    _roll = math.rad(0),
+    _pitch = 0,
+    _longit_speed = 0,
+    _show_rag = true,
+    _show_lights = false,
+    _light_old_pos = nil,
+    _last_ground_check = 0,
+    _last_light_move = 0,
+    _last_engine_sound_update = 0,
+    _turn_light_timer = 0,
+    _inv = nil,
+    _inv_id = "",
+    _change_color = automobiles_lib.paint,
+    _intensity = 4,
+    _delorean_type = 0,
+    _car_gravity = -automobiles_lib.gravity,
+    _is_flying = 0,
+
+    get_staticdata = function(self) -- unloaded/unloads ... is now saved
+        return minetest.serialize({
+            stored_owner = self.owner,
+            stored_hp = self.hp,
+            stored_color = self._color,
+            stored_steering = self._steering_angle,
+            stored_energy = self._energy,
+            --race data
+            stored_last_checkpoint = self._last_checkpoint,
+            stored_total_laps = self._total_laps,
+            stored_race_id = self._race_id,
+            stored_rag = self._show_rag,
+            stored_pitch = self._pitch,
+            stored_light_old_pos = self._light_old_pos,
+            stored_inv_id = self._inv_id,
+            stored_delorean_type = self._delorean_type,
+            stored_car_gravity = self._car_gravity,
+        })
+    end,
+
+	on_deactivate = function(self)
+        automobiles_lib.save_inventory(self)
+	end,
+
+	on_activate = function(self, staticdata, dtime_s)
+        if staticdata ~= "" and staticdata ~= nil then
+            local data = minetest.deserialize(staticdata) or {}
+            self.owner = data.stored_owner
+            self.hp = data.stored_hp
+            self._color = data.stored_color
+            self._steering_angle = data.stored_steering
+            self._energy = data.stored_energy
+            --minetest.debug("loaded: ", self.energy)
+            --race data
+            self._last_checkpoint = data.stored_last_checkpoint
+            self._total_laps = data.stored_total_laps
+            self._race_id = data.stored_race_id
+            self._show_rag = data.stored_rag
+            self._pitch = data.stored_pitch
+            self._light_old_pos = data.stored_light_old_pos
+            self._inv_id = data.stored_inv_id
+
+            self._delorean_type = data.stored_delorean_type
+            self._car_gravity = data.stored_car_gravity or -automobiles_lib.gravity
+
+            automobiles_lib.setText(self, "Delorean")
+        end
+
+        self.object:set_animation({x = 1, y = 8}, 0, 0, true)
+
+        automobiles_lib.paint(self, self._color)
+        local pos = self.object:get_pos()
+
+        local front_suspension=minetest.add_entity(self.object:get_pos(),'automobiles_delorean:front_suspension')
+	    front_suspension:set_attach(self.object,'',{x=0,y=1.5,z=27.7057},{x=0,y=0,z=0})
+	    self.front_suspension = front_suspension
+
+	    local lf_wheel=minetest.add_entity(pos,'automobiles_delorean:wheel')
+	    lf_wheel:set_attach(self.front_suspension,'',{x=-delorean.front_wheel_xpos,y=0,z=0},{x=0,y=0,z=0})
+		-- set the animation once and later only change the speed
+        lf_wheel:set_animation({x = 1, y = 49}, 0, 0, true)
+	    self.lf_wheel = lf_wheel
+
+	    local rf_wheel=minetest.add_entity(pos,'automobiles_delorean:wheel')
+	    rf_wheel:set_attach(self.front_suspension,'',{x=delorean.front_wheel_xpos,y=0,z=0},{x=0,y=180,z=0})
+		-- set the animation once and later only change the speed
+        rf_wheel:set_animation({x = 1, y = 49}, 0, 0, true)
+	    self.rf_wheel = rf_wheel
+
+        local rear_suspension=minetest.add_entity(self.object:get_pos(),'automobiles_delorean:rear_suspension')
+	    rear_suspension:set_attach(self.object,'',{x=0,y=1.5,z=0},{x=0,y=0,z=0})
+	    self.rear_suspension = rear_suspension
+
+	    local lr_wheel=minetest.add_entity(pos,'automobiles_delorean:wheel')
+	    lr_wheel:set_attach(self.rear_suspension,'',{x=-delorean.rear_wheel_xpos,y=0,z=0},{x=0,y=0,z=0})
+		-- set the animation once and later only change the speed
+        lr_wheel:set_animation({x = 1, y = 49}, 0, 0, true)
+	    self.lr_wheel = lr_wheel
+
+	    local rr_wheel=minetest.add_entity(pos,'automobiles_delorean:wheel')
+	    rr_wheel:set_attach(self.rear_suspension,'',{x=delorean.rear_wheel_xpos,y=0,z=0},{x=0,y=180,z=0})
+		-- set the animation once and later only change the speed
+        rr_wheel:set_animation({x = 1, y = 49}, 0, 0, true)
+	    self.rr_wheel = rr_wheel
+
+        self.object:set_bone_position("drive_adjust", {x=-4.66, y=6.31, z=15.69}, {x=15, y=0, z=0}) 
+
+	    local driver_seat=minetest.add_entity(pos,'automobiles_delorean:pivot_mesh')
+        driver_seat:set_attach(self.object,'',{x=-4.65,y=0.48,z=9.5},{x=0,y=0,z=0})
+	    self.driver_seat = driver_seat
+
+	    local passenger_seat=minetest.add_entity(pos,'automobiles_delorean:pivot_mesh')
+        passenger_seat:set_attach(self.object,'',{x=4.65,y=0.48,z=9.5},{x=0,y=0,z=0})
+	    self.passenger_seat = passenger_seat
+
+        local fuel_gauge=minetest.add_entity(pos,'automobiles_delorean:pointer')
+        fuel_gauge:set_attach(self.object,'',DELOREAN_GAUGE_FUEL_POSITION,{x=0,y=0,z=0})
+        self.fuel_gauge = fuel_gauge
+
+        local lights = minetest.add_entity(pos,'automobiles_delorean:f_lights')
+	    lights:set_attach(self.object,'',{x=0,y=0,z=0},{x=0,y=0,z=0})
+	    self.lights = lights
+        self.lights:set_properties({is_visible=true})
+
+        --normal or time machine?
+        delorean.set_kit(self)
+
+        local r_lights = minetest.add_entity(pos,'automobiles_delorean:r_lights')
+	    r_lights:set_attach(self.object,'',{x=0,y=0,z=0},{x=0,y=0,z=0})
+	    self.r_lights = r_lights
+        self.r_lights:set_properties({is_visible=true})
+
+        local reverse_lights = minetest.add_entity(pos,'automobiles_delorean:reverse_lights')
+	    reverse_lights:set_attach(self.object,'',{x=0,y=0,z=0},{x=0,y=0,z=0})
+	    self.reverse_lights = reverse_lights
+        self.reverse_lights:set_properties({is_visible=true})
+
+        local turn_l_light = minetest.add_entity(pos,'automobiles_delorean:turn_left_light')
+	    turn_l_light:set_attach(self.object,'',{x=0,y=0,z=0},{x=0,y=0,z=0})
+	    self.turn_l_light = turn_l_light
+        self.turn_l_light:set_properties({is_visible=true})
+
+        local turn_r_light = minetest.add_entity(pos,'automobiles_delorean:turn_right_light')
+	    turn_r_light:set_attach(self.object,'',{x=0,y=0,z=0},{x=0,y=0,z=0})
+	    self.turn_r_light = turn_r_light
+        self.turn_r_light:set_properties({is_visible=true})
+
+		self.object:set_armor_groups({immortal=1})
+
+		local inv = minetest.get_inventory({type = "detached", name = self._inv_id})
+		-- if the game was closed the inventories have to be made anew, instead of just reattached
+		if not inv then
+            automobiles_lib.create_inventory(self, delorean.trunk_slots)
+		else
+		    self.inv = inv
+        end
+
+
+        automobiles_lib.actfunc(self, staticdata, dtime_s)
+	end,
+
+	on_step = function(self, dtime)
+        automobiles_lib.stepfunc(self, dtime)
+        --[[sound play control]]--
+        self._last_time_collision_snd = self._last_time_collision_snd + dtime
+        if self._last_time_collision_snd > 1 then self._last_time_collision_snd = 1 end
+        self._last_time_drift_snd = self._last_time_drift_snd + dtime
+        if self._last_time_drift_snd > 1 then self._last_time_drift_snd = 1 end
+        --[[end sound control]]--
+
+        local rotation = self.object:get_rotation()
+        local yaw = rotation.y
+		local newyaw=yaw
+        local pitch = rotation.x
+
+        local hull_direction = minetest.yaw_to_dir(yaw)
+        local nhdir = {x=hull_direction.z,y=0,z=-hull_direction.x}		-- lateral unit vector
+        local velocity = self.object:get_velocity()
+
+        local longit_speed = automobiles_lib.dot(velocity,hull_direction)
+        local fuel_weight_factor = (5 - self._energy)/5000
+        local longit_drag = vector.multiply(hull_direction,(longit_speed*longit_speed) *
+            (delorean.LONGIT_DRAG_FACTOR - fuel_weight_factor) * -1 * automobiles_lib.sign(longit_speed))
+        
+		local later_speed = automobiles_lib.dot(velocity,nhdir)
+        local later_drag = vector.multiply(nhdir,later_speed*
+            later_speed*delorean.LATER_DRAG_FACTOR*-1*automobiles_lib.sign(later_speed))
+
+        local accel = vector.add(longit_drag,later_drag)
+        local stop = nil
+        local curr_pos = self.object:get_pos()
+
+        local player = nil
+        local is_attached = false
+        if self.driver_name then
+            player = minetest.get_player_by_name(self.driver_name)
+            
+            if player then
+                local player_attach = player:get_attach()
+                if player_attach then
+                    if self.driver_seat then
+                        if player_attach == self.driver_seat then is_attached = true end
+                    end
+                end
+            end
+        end
+
+        --to fix the load on first time
+        if self._delorean_type == 1 then
+            local ent_propertioes = self.normal_kit:get_properties()
+            if ent_propertioes.mesh ~= "automobiles_delorean_time_machine_accessories.b3d" then
+                delorean.set_kit(self)
+            end
+            --start flight functions
+            if self._is_flying == 1 then
+                if is_attached then
+                    delorean.control_flight(self, player)
+                end
+                delorean.gravity_auto_correction(self, dtime)
+
+                --check if is near the ground, so revert the flight mode
+                local noded = automobiles_lib.nodeatpos(automobiles_lib.pos_shift(curr_pos,{y=-0.6}))
+                if (noded and noded.drawtype ~= 'airlike') then
+                    if noded.drawtype ~= 'liquid' then
+                        self._is_flying = 0
+                    end
+                end
+
+            else
+                self._car_gravity = -automobiles_lib.gravity
+            end
+        end
+
+        local is_breaking = false
+        if is_attached then
+    		local ctrl = player:get_player_control()
+	        if ctrl.aux1 then
+                --sets the engine running - but sets a delay also, cause keypress
+                if self._last_time_command > 0.8 then
+                    self._last_time_command = 0
+                    minetest.sound_play({name = "automobiles_horn"},
+	                        {object = self.object, gain = 0.6, pitch = 1.0, max_hear_distance = 32, loop = false,})
+                end
+	        end
+            if ctrl.down then
+                is_breaking = true
+                self.r_lights:set_properties({textures={"automobiles_rear_lights_full.png"}, glow=15})
+            end
+            if ctrl.sneak then
+                self.reverse_lights:set_properties({textures={"automobiles_white.png"}, glow=15})
+            else
+                self.reverse_lights:set_properties({textures={"automobiles_grey.png"}, glow=0})
+            end
+        end
+
+        self._last_light_move = self._last_light_move + dtime
+        if self._last_light_move > 0.15 then
+            self._last_light_move = 0
+            if self._show_lights == true then
+                --self.lights:set_properties({is_visible=true})
+                self.lights:set_properties({textures={"automobiles_delorean_lights.png", "automobiles_black.png"}, glow=15})
+                if is_breaking == false then
+                    self.r_lights:set_properties({textures={"automobiles_rear_lights.png"}, glow=10})
+                end
+                automobiles_lib.put_light(self)
+            else
+                --self.lights:set_properties({is_visible=false})
+                self.lights:set_properties({textures={"automobiles_grey.png", "automobiles_black.png"}, glow=0})
+                if is_breaking == false then
+                    self.r_lights:set_properties({textures={"automobiles_rear_lights_off.png"}, glow=0})
+                end
+                automobiles_lib.remove_light(self)
+            end
+        end
+
+        -- impacts and control
+        self.object:move_to(curr_pos)
+		if is_attached then --and self.driver_name == self.owner then
+            local impact = automobiles_lib.get_hipotenuse_value(velocity, self.lastvelocity)
+            if impact > 1 then
+                --self.damage = self.damage + impact --sum the impact value directly to damage meter
+                if self._last_time_collision_snd > 0.3 then
+                    self._last_time_collision_snd = 0
+                    minetest.sound_play("collision", {
+                        to_player = self.driver_name,
+	                    --pos = curr_pos,
+	                    --max_hear_distance = 5,
+	                    gain = 1.0,
+                        fade = 0.0,
+                        pitch = 1.0,
+                    })
+                end
+                --[[if self.damage > 100 then --if acumulated damage is greater than 100, adieu
+                    automobiles_lib.destroy(self)
+                end]]--
+            end
+
+            --control
+            local steering_angle_max = 30
+            local steering_speed = 40
+            if math.abs(longit_speed) > 3 then
+                local mid_speed = (steering_speed/2)
+                steering_speed = mid_speed + mid_speed / math.abs(longit_speed*0.25)
+            end
+			accel, stop = delorean.control(self, dtime, hull_direction, longit_speed, longit_drag, later_drag, accel, delorean.max_acc_factor, delorean.max_speed, steering_angle_max, steering_speed)
+        else
+            self._show_lights = false
+            if self.sound_handle ~= nil then
+	            minetest.sound_stop(self.sound_handle)
+	            self.sound_handle = nil
+            end
+		end
+
+        local angle_factor = self._steering_angle / 10
+
+        --check if the tyres is touching the pavement
+        local noded = automobiles_lib.nodeatpos(automobiles_lib.pos_shift(curr_pos,{y=-0.3}))
+        if (noded and noded.drawtype ~= 'airlike') then
+            if noded.drawtype ~= 'liquid' then
+                local min_later_speed = 0.9
+                if (later_speed > min_later_speed or later_speed < -min_later_speed) and
+                        self._last_time_drift_snd > 0.6 then
+                    self._last_time_drift_snd = 0
+                    minetest.sound_play("drifting", {
+                        pos = curr_pos,
+                        max_hear_distance = 5,
+                        gain = 1.0,
+                        fade = 0.0,
+                        pitch = 1.0,
+                        ephemeral = true,
+                    })
+                end
+
+                self.lf_wheel:set_animation_frame_speed(longit_speed * (12 - angle_factor))
+                self.rf_wheel:set_animation_frame_speed(-longit_speed * (12 + angle_factor))
+                self.lr_wheel:set_animation_frame_speed(longit_speed * (12 - angle_factor))
+                self.rr_wheel:set_animation_frame_speed(-longit_speed * (12 + angle_factor))
+            end
+        else
+            --is flying
+            self.lf_wheel:set_animation_frame_speed(0)
+            self.rf_wheel:set_animation_frame_speed(0)
+            self.lr_wheel:set_animation_frame_speed(0)
+            self.rr_wheel:set_animation_frame_speed(0)
+        end
+
+        --drive wheel turn
+        self.object:set_bone_position("drive_wheel", {x=-0, y=0, z=0}, {x=0, y=0, z=-self._steering_angle*2}) 
+        delorean.set_wheels_mode(self, angle_factor)
+
+
+		if math.abs(self._steering_angle)>5 then
+            local turn_rate = math.rad(40)
+			newyaw = yaw + dtime*(1 - 1 / (math.abs(longit_speed) + 1)) *
+                self._steering_angle / 30 * turn_rate * automobiles_lib.sign(longit_speed)
+		end
+
+        --turn light
+        self._turn_light_timer = self._turn_light_timer + dtime
+        if math.abs(self._steering_angle) > 15 and self._turn_light_timer >= 1 then
+            self._turn_light_timer = 0
+            --set turn light
+            --minetest.chat_send_all(self._steering_angle)
+            if self._steering_angle < 0 then
+                --minetest.chat_send_all("direita")
+                self.turn_r_light:set_properties({textures={"automobiles_turn_on.png"}, glow=20})
+            end
+            if self._steering_angle > 0 then
+                --minetest.chat_send_all("esquerda")
+                self.turn_l_light:set_properties({textures={"automobiles_turn_on.png"}, glow=20})
+            end
+        end
+        if self._turn_light_timer > 0.5 then
+            self.turn_l_light:set_properties({textures={"automobiles_turn.png"}, glow=0})
+            self.turn_r_light:set_properties({textures={"automobiles_turn.png"}, glow=0})
+        end
+        if self._turn_light_timer > 1 then
+            self._turn_light_timer = 1
+        end
+        
+        --[[
+        accell correction
+        under some circunstances the acceleration exceeds the max value accepted by set_acceleration and
+        the game crashes with an overflow, so limiting the max acceleration in each axis prevents the crash
+        ]]--
+        local max_factor = 25
+        local acc_adjusted = 10
+        if accel.x > max_factor then accel.x = acc_adjusted end
+        if accel.x < -max_factor then accel.x = -acc_adjusted end
+        if accel.z > max_factor then accel.z = acc_adjusted end
+        if accel.z < -max_factor then accel.z = -acc_adjusted end
+        -- end correction
+
+        -- calculate energy consumption --
+        ----------------------------------
+        if self._energy > 0 then
+            local zero_reference = vector.new()
+            local acceleration = automobiles_lib.get_hipotenuse_value(accel, zero_reference)
+            --minetest.chat_send_all(acceleration)
+            local consumed_power = acceleration/40000
+            self._energy = self._energy - consumed_power;
+        end
+        if self._energy <= 0 then
+            self._engine_running = false
+            self._is_flying = 0
+            if self.sound_handle then minetest.sound_stop(self.sound_handle) end
+            --minetest.chat_send_player(self.driver_name, "Out of fuel")
+        else
+            self._last_engine_sound_update = self._last_engine_sound_update + dtime
+            if self._last_engine_sound_update > 0.300 then
+                self._last_engine_sound_update = 0
+                delorean.engine_set_sound_and_animation(self, longit_speed)
+            end
+        end
+
+        local energy_indicator_angle = automobiles_lib.get_gauge_angle(self._energy)
+        self.fuel_gauge:set_attach(self.object,'',DELOREAN_GAUGE_FUEL_POSITION,{x=0,y=0,z=energy_indicator_angle})
+        ----------------------------
+        -- end energy consumption --
+
+        --gravity works
+        if not self._is_flying or self._is_flying == 0 then
+            accel.y = -automobiles_lib.gravity
+        else
+            local time_correction = (self.dtime/delorean.ideal_step)
+            local y_accel = self._car_gravity*time_correction
+            accel.y = y_accel --sets the anti gravity
+        end
+
+        if stop ~= true then
+            --self.object:set_velocity(velocity)
+            self.object:set_acceleration(accel)
+        else
+            if stop == true then
+                self.object:set_acceleration({x=0,y=0,z=0})
+                self.object:set_velocity({x=0,y=0,z=0})
+            end
+        end
+
+        self._last_ground_check = self._last_ground_check + dtime
+        if self._last_ground_check > 0.18 then
+            self._last_ground_check = 0
+            automobiles_lib.ground_get_distances(self, 0.372, 2.6)
+        end
+		local newpitch = self._pitch --velocity.y * math.rad(6)
+
+        local newroll = 0
+        if self._is_flying == 1 then
+            local turn_effect_speed = longit_speed
+            if turn_effect_speed > 10 then turn_effect_speed = 10 end
+            newroll = (-self._steering_angle/100)*(turn_effect_speed/10)
+            if math.abs(self._steering_angle) < 1 then newroll = 0 end
+
+            --pitch
+            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
+
+		self.object:set_rotation({x=newpitch,y=newyaw,z=newroll})
+
+        --saves last velocity for collision detection (abrupt stop)
+        self.lastvelocity = self.object:get_velocity()
+        self._longit_speed = longit_speed
+
+	end,
+
+	on_punch = function(self, puncher, ttime, toolcaps, dir, damage)
+		if not puncher or not puncher:is_player() then
+			return
+		end
+
+		local name = puncher:get_player_name()
+        --[[if self.owner and self.owner ~= name and self.owner ~= "" then return 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.driver_seat then is_attached = true end
+
+        local itmstck=puncher:get_wielded_item()
+        local item_name = ""
+        if itmstck then item_name = itmstck:get_name() end
+
+        --refuel procedure
+        --[[
+        refuel works it car is stopped and engine is off
+        ]]--
+        local velocity = self.object:get_velocity()
+        local speed = automobiles_lib.get_hipotenuse_value(vector.new(), velocity)
+        if math.abs(speed) <= 0.1 then
+            if automobiles_lib.loadFuel(self, puncher:get_player_name(), false, delorean.max_fuel) then return end
+        end
+        -- end refuel
+
+        if is_attached == false then
+
+            -- deal with painting or destroying
+		    if itmstck then
+                --race status restart
+                if item_name == "checkpoints:status_restarter" and self._engine_running == false then
+                    --restart race current status
+                    self._last_checkpoint = ""
+                    self._total_laps = -1
+                    self._race_id = ""
+                    return
+                end
+
+                if automobiles_lib.set_paint(self, puncher, itmstck) == false then
+                    local is_admin = false
+                    is_admin = minetest.check_player_privs(puncher, {server=true})
+                    --minetest.chat_send_all('owner '.. self.owner ..' - name '.. name)
+				    if not self.driver and (self.owner == name or is_admin == true) and toolcaps and
+                            toolcaps.damage_groups and toolcaps.damage_groups.fleshy then
+                        self.hp = self.hp - 10
+                        minetest.sound_play("collision", {
+	                        object = self.object,
+	                        max_hear_distance = 5,
+	                        gain = 1.0,
+                            fade = 0.0,
+                            pitch = 1.0,
+                        })
+				    end
+			    end
+            end
+
+            if self.hp <= 0 then
+                delorean.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 and self.owner ~= name and self.owner ~= "" then return end]]--
+        if self.owner == "" then
+            self.owner = name
+        end
+
+		if name == self.driver_name then
+            delorean.driver_formspec(name)
+		else
+            if name == self.owner then
+                if clicker:get_player_control().aux1 == true then
+                    automobiles_lib.show_vehicle_trunk_formspec(self, clicker, delorean.trunk_slots)
+                else
+                    --is the owner, okay, lets attach
+                    automobiles_lib.attach_driver(self, clicker)
+                    -- sound
+                    self.sound_handle = minetest.sound_play({name = "automobiles_engine"},
+                            {object = self.object, gain = 4, pitch = 1, max_hear_distance = 30, loop = true,})
+                end
+            else
+                --minetest.chat_send_all("clicou")
+                --a passenger
+                if self._passenger == nil then
+                    --there is no passenger, so lets attach
+                    if self.driver_name then
+                        automobiles_lib.attach_pax(self, clicker, true)
+                    end
+                else
+                    --there is a passeger
+                    if self._passenger == name then
+                        --if you are the psenger, so deattach
+                        automobiles_lib.dettach_pax(self, clicker)
+                    end
+                end
+            end
+		end
+	end,
+})
+
+

automobiles_delorean/flight.lua

@@ -0,0 +1,91 @@
+function delorean.set_kit(self)
+    local normal_kit = nil
+    if self.normal_kit then self.normal_kit:remove() end
+    local pos = self.object:get_pos()
+    if self._delorean_type == 0 or self._delorean_type == nil then
+        normal_kit = minetest.add_entity(pos,'automobiles_delorean:normal_kit')
+        normal_kit:set_attach(self.object,'',{x=0,y=0,z=0},{x=0,y=0,z=0})
+        self.normal_kit = normal_kit
+        self.normal_kit:set_properties({is_visible=true})
+    elseif self._delorean_type == 1 then
+        --time machine
+        normal_kit = minetest.add_entity(pos,'automobiles_delorean:time_machine_kit')
+        normal_kit:set_attach(self.object,'',{x=0,y=0,z=0},{x=0,y=0,z=0})
+        self.normal_kit = normal_kit
+        self.normal_kit:set_properties({is_visible=true})
+    end
+end
+
+function delorean.gravity_auto_correction(self, dtime)
+    local factor = 1
+    --minetest.chat_send_player(self.driver_name, "antes: " .. self._car_gravity)
+    if self._car_gravity > 0 then factor = -1 end
+    local time_correction = (dtime/delorean.ideal_step)
+    local intensity = 1
+    local correction = (intensity*factor) * time_correction
+    --minetest.chat_send_player(self.driver_name, correction)
+    local before_correction = self._car_gravity
+    local new_car_gravity = self._car_gravity + correction
+    if math.sign(before_correction) ~= math.sign(new_car_gravity) then
+        self._car_gravity = 0
+    else
+        self._car_gravity = new_car_gravity
+    end
+
+    --now desacelerate
+    if self._car_gravity == 0 then
+        local curr_vel = self.object:get_velocity()
+        if curr_vel.y < 0 then
+            self._car_gravity = 0.5
+        else
+            self._car_gravity = -0.5
+        end
+    end
+    
+    --minetest.chat_send_player(self.driver_name, "depois: " .. self._car_gravity)
+end
+
+function delorean.control_flight(self, player)
+    if self._is_flying == 1 then
+        local ctrl = player:get_player_control()
+        local max = 6
+        local min = -6
+        local curr_vel = self.object:get_velocity()
+        if ctrl.jump then
+            if self._car_gravity < max and curr_vel.y < 2.5 then
+                self._car_gravity = self._car_gravity + 1
+            end
+        elseif ctrl.sneak then
+            if self._car_gravity > min and curr_vel.y > -2.5 then
+                self._car_gravity = self._car_gravity - 1
+            end
+        end
+    end
+end
+
+function delorean.set_wheels_mode(self, angle_factor)
+    if not self._is_flying or self._is_flying == 0 then
+        --whell turn
+        self.lf_wheel:set_attach(self.front_suspension,'',{x=-delorean.front_wheel_xpos,y=0,z=0},{x=0,y=-self._steering_angle-angle_factor,z=0})
+        self.rf_wheel:set_attach(self.front_suspension,'',{x=delorean.front_wheel_xpos,y=0,z=0},{x=0,y=(-self._steering_angle+angle_factor)+180,z=0})
+        self.lr_wheel:set_attach(self.rear_suspension,'',{x=-delorean.rear_wheel_xpos,y=0,z=0},{x=0,y=0,z=0})
+        self.rr_wheel:set_attach(self.rear_suspension,'',{x=delorean.rear_wheel_xpos,y=0,z=0},{x=0,y=180,z=0})
+    else
+        local extra_space = 0.5
+        self.lf_wheel:set_attach(self.front_suspension,'',{x=-delorean.front_wheel_xpos-extra_space,y=0,z=0},{x=0,y=0,z=90})
+        self.rf_wheel:set_attach(self.front_suspension,'',{x=delorean.front_wheel_xpos+extra_space,y=0,z=0},{x=0,y=180,z=-90})
+        self.lr_wheel:set_attach(self.rear_suspension,'',{x=-delorean.rear_wheel_xpos-extra_space,y=0,z=0},{x=0,y=0,z=90})
+        self.rr_wheel:set_attach(self.rear_suspension,'',{x=delorean.rear_wheel_xpos+extra_space,y=0,z=0},{x=0,y=180,z=-90})
+    end
+end
+
+function delorean.turn_flight_mode(self)
+    if self._is_flying == 1 then
+        --initial lift
+        self._car_gravity = 2
+        local curr_pos = self.object:get_pos()
+        curr_pos.y = curr_pos.y + 1.5
+        self.object:move_to(curr_pos)
+    end
+end
+

automobiles_delorean/forms.lua

@@ -0,0 +1,83 @@
+
+--------------
+-- Manual --
+--------------
+
+function delorean.getCarFromPlayer(player)
+    local seat = player:get_attach()
+    if seat then
+        local car = seat:get_attach()
+        return car
+    end
+    return nil
+end
+
+function delorean.driver_formspec(name)
+    local player = minetest.get_player_by_name(name)
+    local vehicle_obj = delorean.getCarFromPlayer(player)
+    if vehicle_obj == nil then
+        return
+    end
+    local ent = vehicle_obj:get_luaentity()
+
+    local yaw = "false"
+    if ent._yaw_by_mouse then yaw = "true" end
+
+    local flight = "false"
+    if ent._is_flying == 1 then flight = "true" end
+
+    local basic_form = table.concat({
+        "formspec_version[3]",
+        "size[6,7]",
+	}, "")
+
+	basic_form = basic_form.."button[1,1.0;4,1;go_out;Go Offboard]"
+    basic_form = basic_form.."button[1,2.5;4,1;lights;Lights]"
+    if ent._delorean_type == 1 then basic_form = basic_form.."checkbox[1,4.0;flight;Flight Mode;"..flight.."]" end
+    basic_form = basic_form.."checkbox[1,5.5;yaw;Direction by mouse;"..yaw.."]"
+
+    minetest.show_formspec(name, "delorean:driver_main", basic_form)
+end
+
+minetest.register_on_player_receive_fields(function(player, formname, fields)
+	if formname == "delorean:driver_main" then
+        local name = player:get_player_name()
+        local car_obj = delorean.getCarFromPlayer(player)
+        if car_obj then
+            local ent = car_obj:get_luaentity()
+            if ent then
+		        if fields.go_out then
+                    if ent._passenger then --any pax?
+                        local pax_obj = minetest.get_player_by_name(ent._passenger)
+                        automobiles_lib.dettach_pax(ent, pax_obj)
+                    end
+                    ent._is_flying = 0
+                    automobiles_lib.dettach_driver(ent, player)
+		        end
+                if fields.lights then
+                    if ent._show_lights == true then
+                        ent._show_lights = false
+                    else
+                        ent._show_lights = true
+                    end
+                end
+                if fields.yaw then
+                    if ent._yaw_by_mouse == true then
+                        ent._yaw_by_mouse = false
+                    else
+                        ent._yaw_by_mouse = true
+                    end
+                end
+                if fields.flight then
+                    if ent._is_flying == 1 then
+                        ent._is_flying = 0
+                    else
+                        ent._is_flying = 1
+                    end
+                    delorean.turn_flight_mode(ent)
+                end
+            end
+        end
+        minetest.close_formspec(name, "delorean:driver_main")
+    end
+end)

automobiles_delorean/init.lua

@@ -0,0 +1,30 @@
+--
+-- constants
+--
+delorean={}
+delorean.LONGIT_DRAG_FACTOR = 0.12*0.12
+delorean.LATER_DRAG_FACTOR = 8.0
+delorean.gravity = automobiles_lib.gravity
+delorean.max_speed = 30
+delorean.max_acc_factor = 8
+delorean.max_fuel = 10
+delorean.trunk_slots = 8
+delorean.ideal_step = 0.2
+
+DELOREAN_GAUGE_FUEL_POSITION =  {x=-4.66,y=6.2,z=17.9}
+
+delorean.front_wheel_xpos = 9.5
+delorean.rear_wheel_xpos = 9.5
+
+dofile(minetest.get_modpath("automobiles_lib") .. DIR_DELIM .. "custom_physics.lua")
+dofile(minetest.get_modpath("automobiles_lib") .. DIR_DELIM .. "fuel_management.lua")
+dofile(minetest.get_modpath("automobiles_lib") .. DIR_DELIM .. "ground_detection.lua")
+dofile(minetest.get_modpath("automobiles_lib") .. DIR_DELIM .. "control.lua")
+dofile(minetest.get_modpath("automobiles_delorean") .. DIR_DELIM .. "control.lua")
+dofile(minetest.get_modpath("automobiles_delorean") .. DIR_DELIM .. "flight.lua")
+dofile(minetest.get_modpath("automobiles_delorean") .. DIR_DELIM .. "utilities.lua")
+dofile(minetest.get_modpath("automobiles_delorean") .. DIR_DELIM .. "entities.lua")
+dofile(minetest.get_modpath("automobiles_delorean") .. DIR_DELIM .. "forms.lua")
+dofile(minetest.get_modpath("automobiles_delorean") .. DIR_DELIM .. "crafts.lua")
+
+

automobiles_delorean/locale/automobiles_delorean.eo.tr

@@ -0,0 +1,5 @@
+# textdomain: automobiles_delorean
+
+### crafts.lua ###
+Delorean Body=Korpo de Delorean
+Delorean=Delorean

automobiles_delorean/locale/template.txt

@@ -0,0 +1,5 @@
+# textdomain: automobiles_coupe
+
+### coupe_crafts.lua ###
+Coupe Body=
+Coupe=

automobiles_delorean/mod.conf

@@ -0,0 +1,5 @@
+name=automobiles_delorean
+title=Delorean
+description=A Delorean
+author=apercy
+depends=biofuel,automobiles_lib

automobiles_delorean/utilities.lua

@@ -0,0 +1,76 @@
+
+
+-- destroy the delorean
+function delorean.destroy(self, puncher)
+    automobiles_lib.remove_light(self)
+    if self.sound_handle then
+        minetest.sound_stop(self.sound_handle)
+        self.sound_handle = nil
+    end
+
+    if self.driver_name then
+        -- detach the driver first (puncher must be driver)
+        if puncher then
+            puncher:set_detach()
+            puncher:set_eye_offset({x = 0, y = 0, z = 0}, {x = 0, y = 0, z = 0})
+            if minetest.global_exists("player_api") then
+                player_api.player_attached[self.driver_name] = nil
+                -- player should stand again
+                player_api.set_animation(puncher, "stand")
+            end
+        end
+        self.driver_name = nil
+    end
+
+    local pos = self.object:get_pos()
+
+    if self.front_suspension then self.front_suspension:remove() end
+    if self.lf_wheel then self.lf_wheel:remove() end
+    if self.rf_wheel then self.rf_wheel:remove() end
+    if self.rear_suspension then self.rear_suspension:remove() end
+    if self.lr_wheel then self.lr_wheel:remove() end
+    if self.rr_wheel then self.rr_wheel:remove() end
+    if self.driver_seat then self.driver_seat:remove() end
+    if self.passenger_seat then self.passenger_seat:remove() end
+    if self.fuel_gauge then self.fuel_gauge:remove() end
+    if self.lights then self.lights:remove() end
+    if self.r_lights then self.r_lights:remove() end
+    if self.reverse_lights then self.reverse_lights:remove() end
+    if self.normal_kit then self.normal_kit:remove() end
+    if self.turn_l_light then self.turn_l_light:remove() end
+    if self.turn_r_light then self.turn_r_light:remove() end
+
+    automobiles_lib.destroy_inventory(self)
+    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},'automobiles_delorean:delorean')
+    minetest.add_item({x=pos.x+math.random()-0.5,y=pos.y,z=pos.z+math.random()-0.5},'automobiles_lib:engine')
+    minetest.add_item({x=pos.x+math.random()-0.5,y=pos.y,z=pos.z+math.random()-0.5},'automobiles_lib:wheel')
+    minetest.add_item({x=pos.x+math.random()-0.5,y=pos.y,z=pos.z+math.random()-0.5},'automobiles_lib:wheel')
+    minetest.add_item({x=pos.x+math.random()-0.5,y=pos.y,z=pos.z+math.random()-0.5},'automobiles_lib:wheel')
+    minetest.add_item({x=pos.x+math.random()-0.5,y=pos.y,z=pos.z+math.random()-0.5},'automobiles_lib:wheel')
+end
+
+function delorean.engine_set_sound_and_animation(self, _longit_speed)
+    --minetest.chat_send_all('test1 ' .. dump(self._engine_running) )
+    if self.sound_handle then
+        if (math.abs(self._longit_speed) > math.abs(_longit_speed) + 0.03) or (math.abs(self._longit_speed) + 0.03 < math.abs(_longit_speed)) then
+            --minetest.chat_send_all('test2')
+            delorean.engineSoundPlay(self)
+        end
+    end
+end
+
+function delorean.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 = "automobiles_engine"},
+            {object = self.object, gain = 8,
+                pitch = 1 + ((self._longit_speed/10)/2),
+                max_hear_distance = 10,
+                loop = true,})
+    end
+end

automobiles_lib/custom_physics.lua

@@ -52,15 +52,14 @@ function automobiles_lib.physics(self)
 		surfnode = automobiles_lib.nodeatpos(snodepos)
 	end
 	self.isinliquid = surfnodename
-	if surface then				-- standing in liquid
---		self.isinliquid = true
-		local submergence = min(surface-spos.y,self.height)/self.height
---		local balance = self.buoyancy*self.height
-		local buoyacc = (automobiles_lib.gravity*-1)*(self.buoyancy-submergence)
-		automobiles_lib.set_acceleration(self.object,
-			{x=-vel.x*self.water_drag,y=buoyacc-vel.y*abs(vel.y)*0.4,z=-vel.z*self.water_drag})
-	else
-	    self.object:set_acceleration({x=0,y=-automobiles_lib.gravity,z=0})
-	end
 
+    --normal use
+    if surface then				-- standing in liquid
+--		self.isinliquid = true
+	    local submergence = min(surface-spos.y,self.height)/self.height
+--		local balance = self.buoyancy*self.height
+	    local buoyacc = (automobiles_lib.gravity*-1)*(self.buoyancy-submergence)
+	    automobiles_lib.set_acceleration(self.object,
+		    {x=-vel.x*self.water_drag,y=buoyacc-vel.y*abs(vel.y)*0.4,z=-vel.z*self.water_drag})
+    end
 end