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Added trunk API and small improvements, fixes and cleanups in api.lua

master
Andrey2470T 2020-07-15 21:48:56 +03:00
parent 19d065badd
commit 01d1e1cb5c
5 changed files with 463 additions and 396 deletions
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api.lua
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@ -14,9 +14,9 @@ vehicles.air_rfac = 0.3 -- air resistance factor
---------------------------------------------------------------------------
-- Nested Dynamic Tables
-- Dynamic Tables
---------------------------------------------------------------------------
vehicles.showed_seats_fspecs = {} -- pair: ["playername"] and objectref
vehicles.showed_fspecs = {} -- pair: ["playername"] and {self, formname, [invname, invlist]}
vehicles.ngroups_friction_coefs = { -- friction coefficients of some groups of nodes.
["sand"] = 1.5,
@ -42,191 +42,204 @@ end
base_props and wheel_props should contain def props for entity ('obj') and its item ('item')
]]
vehicles.register_vehicle = function(name, base_props, wheel_props)
minetest.register_entity(MOD_NAME .. ":" .. name .. "_base", {
vehicle_type = base_props.obj.vehicle_type,
physical = true,
mass = base_props.obj.mass or 2000, -- in kgs
collide_with_objects = true,
collisionbox = base_props.obj.bounding_box or {-0.5, 0.0, -0.5, 0.5, 1.0, 0.5},
selectionbox = base_props.obj.bounding_box or {-0.5, 0.0, -0.5, 0.5, 1.0, 0.5},
visual = base_props.obj.visual,
visual_size = base_props.obj.visual_size or {x=1, y=1, z=1},
mesh = (base_props.obj.visual == "mesh" and base_props.obj.mesh),
textures = base_props.obj.textures or {""},
use_texture_alpha = base_props.obj.use_texture_alpha,
seats = base_props.obj.seats, -- table fields: {["is_busy"] = playername, [dplayer_obj] = ObjectRef, ["pos"] = position, ["rot"] = rotation, ["getout_coords"] = coords from seat, ["type"] = ("driver" or "passenger"), ["model"] = <name>}
--ctrl_vals = base_props.ctrl_vals, -- table fields: {["move"] = float (acc_len), ["turn"] = float (degs)}
traction_force = base_props.obj.traction_force or 5000, -- in Neutons
wheels = base_props.obj.wheels, -- table fields: {["type"] = ("front" or "rear"), ["pos"] = position, ["rot"] = rotation, ["radius"] = wheel radius}
max_speed = base_props.obj.max_speed or 25000, -- in m/s
stepheight = base_props.obj.stepheight or 0.5,
on_activate = function(self, staticdata, dtime_s)
self.seats = table.copy(base_props.obj.seats)
local vehpos = self.object:get_pos()
for i, seat in ipairs(self.seats) do
seat.rot = seat.rot or {x=0, y=0, z=0}
seat.radius = seat.radius or 0.5
end
self.wheels = {}
self.move_dir = 0 -- specifies direction of the vehicle movement (1 is forward, -1 is backward)
self.tracf = 0 -- specifies direction of the traction force and contains its value (> 0 is forward, < 0 is backward, =0 is stay)
--[[if base_props.obj.player_model_def then
self.player_models = {}
if base_props.obj.player_model_def.driver then
player_api.register_model(base_props.obj.player_model_def.driver.name, table.derive_elems(base_props.obj.player_model_def.driver, 2, #base_props.obj.player_model_def.driver))
self.player_models.driver = base_props.obj.player_model_def.driver.name
minetest.register_entity(MOD_NAME .. ":" .. name .. "_base", {
vehicle_type = base_props.obj.vehicle_type,
physical = true,
mass = base_props.obj.mass or 2000, -- in kgs
collide_with_objects = true,
collisionbox = base_props.obj.bounding_box or {-0.5, 0.0, -0.5, 0.5, 1.0, 0.5},
selectionbox = base_props.obj.bounding_box or {-0.5, 0.0, -0.5, 0.5, 1.0, 0.5},
visual = base_props.obj.visual,
visual_size = base_props.obj.visual_size or {x=1, y=1, z=1},
mesh = (base_props.obj.visual == "mesh" and base_props.obj.mesh),
textures = base_props.obj.textures or {""},
use_texture_alpha = base_props.obj.use_texture_alpha,
seats = base_props.obj.seats, -- table fields: {["is_busy"] = playername, [dplayer_obj] = ObjectRef, ["pos"] = position, ["rot"] = rotation, ["getout_coords"] = coords from seat, ["type"] = ("driver" or "passenger"), ["model"] = <name>}
--ctrl_vals = base_props.ctrl_vals, -- table fields: {["move"] = float (acc_len), ["turn"] = float (degs)}
traction_force = base_props.obj.traction_force or 5000, -- in Neutons
trunk_inv = base_props.obj.trunk_inv
wheels = base_props.obj.wheels, -- table fields: {["type"] = ("front" or "rear"), ["pos"] = position, ["rot"] = rotation, ["radius"] = wheel radius}
max_speed = base_props.obj.max_speed or 25000, -- in m/s
compartments_edge = base_props.obj.compartments_edge -- rough edge between the base body and the trunk along local Z-axis (num)
stepheight = base_props.obj.stepheight or 0.5,
on_activate = function(self, staticdata, dtime_s)
self.seats = table.copy(base_props.obj.seats)
local vehpos = self.object:get_pos()
for i, seat in ipairs(self.seats) do
seat.rot = seat.rot or {x=0, y=0, z=0}
seat.radius = seat.radius or 0.5
end
if base_props.obj.player_model_def.passenger then
player_api.register_model(base_props.obj.player_model_def.passenger.name, table.derive_elems(base_props.obj.player_model_def.passenger, 2, #base_props.obj.player_model_def.passenger))
self.player_models.passenger = base_props.obj.player_model_def.passenger.name
end
end]]
local vehrot = self.object:get_rotation()
for i, whl in ipairs(base_props.obj.wheels) do
local whl_obj = minetest.add_entity({x=vehpos.x+whl.pos.x, y=vehpos.y+whl.pos.y, z=vehpos.z+whl.pos.z}, MOD_NAME .. ":" .. name .. "_wheel")
whl_obj:set_attach(self.object, "", whl.pos, whl.rot or {0, 0, 0})
self.wheels[i] = {object=whl_obj, type=whl.type, pos=whl.pos, rot=whl.rot or {0, 0, 0}, radius=whl.radius}
end
vehicles.set_gravity(self)
--self.acc_v2d = vehicles.v2d_coords(base_props.traction_force/base_props.mass, vehrot.y) -- keep own vehicle 2d acceleration along horizontal plane that doesn`t depend to external impacts
end,
on_step = function(self, dtime)
local drv_name = self.seats[vehicles.get_driver_i(self)].is_busy
if drv_name then
local player = minetest.get_player_by_name(drv_name)
local ctrls = player:get_player_control()
if ctrls.up then
minetest.debug("Going forward...")
self.move_dir = 1
self.tracf = 1
end
if ctrls.down then
minetest.debug("Going backward...")
self.move_dir = -1
self.tracf = -1
end
if not ctrls.up and not ctrls.down then
minetest.debug("Stopping...")
self.tracf = 0
end
--[[if not ctrls.up or not ctrls.down then
self.tracf = 0
end]]
end
local v3d_v = self.object:get_velocity()
local v2d_v = {x=v3d_v.x, y=0, z=v3d_v.z}
--minetest.debug("yaw: " .. self.object:get_yaw())
--minetest.debug("velocity: " .. dump(v3d_v))
local v2d_vl = vehicles.v2d_length(v2d_v)
if v2d_vl < 0.4 and v2d_vl > 0 and self.tracf == 0 then
minetest.debug("Stopped!")
self.move_dir = 0
end
self.wheels = {}
self.move_dir = 0 -- specifies direction of the vehicle movement (1 is forward, -1 is backward)
self.tracf = 0 -- specifies direction of the traction force and contains its value (> 0 is forward, < 0 is backward, =0 is stay)
-- Create detached inventory of the vehicle trunk
if base_props.obj.trunk_inv then
local tr_inv = base_props.obj.trunk_inv
self.trunk_inv = #self.trunk_inv > 0 and self.trunk_inv or {}
minetest.create_detached_inventory(tr_inv.name, {
allow_move = function(inv, from_list, from_index, to_list, to_index, count, player)
return count
end,
allow_put = function(inv, listname, index, stack, player)
return stack:get_count()
end,
allow_take = function(inv, listname, index, stack, player)
return stack:get_count()
end
})
local yaw = self.object:get_yaw()
local entity_def = minetest.registered_entities[self.name]
local tdir_v = vehicles.v2d_coords(self.tracf*entity_def.traction_force, yaw)
tdir_v.y = 0
local max_fcoef = vehicles.max_fric_coef(self)
local unit_v2d_v = vector.normalize(v2d_v)
unit_v2d_v = vehicles.check_for_nan(unit_v2d_v)
--local tdir_sign = vehicles.get_sign(self.tracf_dir)
local sf_fforce = (math.abs(vehicles.gravity)*entity_def.mass)*max_fcoef*(-self.move_dir) -- surface friction force
local sf_fforce_v = vector.multiply(unit_v2d_v, sf_fforce)
sf_fforce_v = vehicles.check_for_nan(sf_fforce_v)
local air_rforce = v2d_vl^2 * vehicles.air_rfac * (-self.move_dir) -- air resistance force
local air_rforce_v = vector.multiply(unit_v2d_v, air_rforce)
air_rforce_v = vehicles.check_for_nan(air_rforce_v)
if self.move_dir == 0 then
minetest.debug("tdir_v: " .. dump(tdir_v))
minetest.debug("sf_fforce_v: " .. dump(sf_fforce_v))
minetest.debug("air_rforce_v: " .. dump(air_rforce_v))
end
--[[local sf_fforce_sign = vehicles.get_sign(sf_fforce)
if tdir_sign == sf_fforce_sign then
sf_fforce = -sf_fforce
air_rforce = -air_rforce
end]]
--[[if self.tracf_dir ~= 0 then
minetest.debug("self.tracf_dir: " .. self.tracf_dir)
minetest.debug("sf_fforce: " .. sf_fforce)
minetest.debug("air_rforce: " .. air_rforce)
end]]
--[[minetest.debug("tdir_v: " .. dump(tdir_v))
minetest.debug("sf_fforce: " .. sf_fforce)
minetest.debug("sf_fforce_v: " .. dump(sf_fforce_v))
minetest.debug("air_rforce: " .. dump(air_rforce))
minetest.debug("air_rforce_v: " .. dump(air_rforce_v))
minetest.debug("tdir_v+sf_fforce_v: " .. dump(vector.add(tdir_v, sf_fforce_v)))
minetest.debug("(tdir_v+sf_fforce_v)+air_rforce_v: " .. dump(vector.add(vector.add(tdir_v, sf_fforce_v), air_rforce_v)))
minetest.debug("((tdir_v+sf_fforce_v)+air_rforce_v)/edef.mass: " .. dump(vector.divide(vector.add(vector.add(tdir_v, sf_fforce_v), air_rforce_v), edef.mass)))]]
local acc = vector.divide(vector.add(vector.add(tdir_v, sf_fforce_v), air_rforce_v), entity_def.mass)
acc.y = vehicles.gravity
--local acc_sum = (self.tracf_dir + sf_fforce + air_rforce)/edef.mass
--minetest.debug(acc_sum)
--local acc2d = vehicles.v2d_coords(acc_sum, self.object:get_yaw())
--minetest.debug(dump(acc2d))
--[[v2d_vl = (sf_fforce_sign < 0 and -v2d_vl or v2d_vl)
local new_vel = vehicles.v2d_coords(v2d_vl, self.object:get_yaw())
new_vel.y = v2d_v.y
self.object:set_velocity(new_vel)]]
self.object:set_acceleration(acc)
--self.object:set_acceleration({x=acc2d.x, y=self.object:get_acceleration().y, z=acc2d.z})
for i, d in ipairs(self.wheels) do
d.object:set_rotation({x=vehicles.calc_angle_vel(vehicles.v2d_length(self.object:get_velocity()), d.radius)*dtime, y=0, z=0})
--minetest.debug("wheels rotation: " .. dump(d.object:get_rotation()))
end
end,
on_death = function(self, killer)
for i, sdata in ipairs(self.seats) do
if sdata.is_busy then
vehicles.get_out(self, sdata.dplayer_obj:get_luaentity(), i)
local inv = minetest.get_inventory({type="detached", name=tr_inv.name})
inv:set_size(tr_inv.listname, tr_inv.listsize.w*tr_inv.listsize.h)
inv:set_list(tr_inv.listname, self.trunk_inv)
end
end
for n, obj in pairs(vehicles.showed_seats_fspecs) do
if obj == self.object then
vehicles.close_seats_formspec(self, n, MOD_NAME .. ":vehicle_seats")
end
end
for i, whl in ipairs(self.wheels) do
whl.object:remove()
end
end,
on_rightclick = function(self, clicker)
vehicles.show_seats_formspec(self, MOD_NAME .. ":vehicle_seats", clicker:get_player_name())
end
local vehrot = self.object:get_rotation()
for i, whl in ipairs(base_props.obj.wheels) do
local whl_obj = minetest.add_entity({x=vehpos.x+whl.pos.x, y=vehpos.y+whl.pos.y, z=vehpos.z+whl.pos.z}, MOD_NAME .. ":" .. name .. "_wheel")
whl_obj:set_attach(self.object, "", whl.pos, whl.rot or {0, 0, 0})
self.wheels[i] = {object=whl_obj, type=whl.type, pos=whl.pos, rot=whl.rot or {0, 0, 0}, radius=whl.radius}
end
vehicles.set_gravity(self)
end,
on_step = function(self, dtime)
local drv_name = self.seats[vehicles.get_driver_i(self)].is_busy
if drv_name then
local player = minetest.get_player_by_name(drv_name)
local ctrls = player:get_player_control()
if ctrls.up then
minetest.debug("Going forward...")
self.move_dir = 1
self.tracf = 1
end
if ctrls.down then
minetest.debug("Going backward...")
self.move_dir = -1
self.tracf = -1
end
if not ctrls.up and not ctrls.down then
minetest.debug("Stopping...")
self.tracf = 0
end
end
local v3d_v = self.object:get_velocity()
local v2d_v = {x=v3d_v.x, y=0, z=v3d_v.z}
--minetest.debug("yaw: " .. self.object:get_yaw())
--minetest.debug("velocity: " .. dump(v3d_v))
local v2d_vl = vehicles.v2d_length(v2d_v)
if v2d_vl < 0.4 and v2d_vl > 0 and self.tracf == 0 then
minetest.debug("Stopped!")
self.move_dir = 0
end
local yaw = self.object:get_yaw()
local entity_def = minetest.registered_entities[self.name]
local tdir_v = vehicles.v2d_coords(self.tracf*entity_def.traction_force, yaw)
tdir_v.y = 0
local max_fcoef = vehicles.max_fric_coef(self)
local unit_v2d_v = vector.normalize(v2d_v)
unit_v2d_v = vehicles.check_for_nan(unit_v2d_v)
local sf_fforce = (math.abs(vehicles.gravity)*entity_def.mass)*max_fcoef*(-self.move_dir) -- surface friction force
local sf_fforce_v = vector.multiply(unit_v2d_v, sf_fforce)
sf_fforce_v = vehicles.check_for_nan(sf_fforce_v)
local air_rforce = v2d_vl^2 * vehicles.air_rfac * (-self.move_dir) -- air resistance force
local air_rforce_v = vector.multiply(unit_v2d_v, air_rforce)
air_rforce_v = vehicles.check_for_nan(air_rforce_v)
if self.move_dir == 0 then
minetest.debug("tdir_v: " .. dump(tdir_v))
minetest.debug("sf_fforce_v: " .. dump(sf_fforce_v))
minetest.debug("air_rforce_v: " .. dump(air_rforce_v))
end
--[[if self.tracf_dir ~= 0 then
minetest.debug("self.tracf_dir: " .. self.tracf_dir)
minetest.debug("sf_fforce: " .. sf_fforce)
minetest.debug("air_rforce: " .. air_rforce)
end]]
--[[minetest.debug("tdir_v: " .. dump(tdir_v))
minetest.debug("sf_fforce: " .. sf_fforce)
minetest.debug("sf_fforce_v: " .. dump(sf_fforce_v))
minetest.debug("air_rforce: " .. dump(air_rforce))
minetest.debug("air_rforce_v: " .. dump(air_rforce_v))
minetest.debug("tdir_v+sf_fforce_v: " .. dump(vector.add(tdir_v, sf_fforce_v)))
minetest.debug("(tdir_v+sf_fforce_v)+air_rforce_v: " .. dump(vector.add(vector.add(tdir_v, sf_fforce_v), air_rforce_v)))
minetest.debug("((tdir_v+sf_fforce_v)+air_rforce_v)/edef.mass: " .. dump(vector.divide(vector.add(vector.add(tdir_v, sf_fforce_v), air_rforce_v), edef.mass)))]]
local acc = vector.divide(vector.add(vector.add(tdir_v, sf_fforce_v), air_rforce_v), entity_def.mass)
acc.y = vehicles.gravity
self.object:set_acceleration(acc})
for i, d in ipairs(self.wheels) do
d.object:set_rotation({x=vehicles.calc_angle_vel(vehicles.v2d_length(self.object:get_velocity()), d.radius)*dtime, y=0, z=0})
--minetest.debug("wheels rotation: " .. dump(d.object:get_rotation()))
end
end,
on_death = function(self, killer)
for pn, f in pairs(self.showed_fspecs) do
vehicles.close_compartments_menu(self, pn)
end
for i, sdata in ipairs(self.seats) do
if sdata.is_busy then
vehicles.get_out(self, sdata.dplayer_obj:get_luaentity(), i)
end
end
for i, whl in ipairs(self.wheels) do
whl.object:remove()
end
end,
on_rightclick = function(self, clicker)
local vel = self.object:get_velocity()
if vector.length(vel) ~= 0 then
minetest.chat_send_player(clicker:get_player_name(), "The vehicle needs to be stopped at first!")
return
end
local is_player_sit = vehicles.is_player_sit(clicker)
if is_player_sit then
vehicles.show_cabin_formspec(self, clicker:get_player_name())
else
vehicles.show_compartments_menu(self, clicker:get_player_name())
end
--[[local pos = self.object:get_pos()
local range = minetest.registered_items[""].range
local ray_vec = vector.new(0, 0, range)
ray_vec = vector.rotate(ray_vec, {x=clicker:get_look_vertical(), y=clicker:get_look_horizontal(), z=0})
local ray = minetest.raycast(pos, vehicles.convert_pos_to_absolute(pos, ray_vec), true)
for pointed_thing in ray do
if pointed_thing.ref == self.object then
local compart_edge = minetest.registered_entities[self.name].compartments_edge
vehicles.show_seats_formspec(self, MOD_NAME .. ":vehicle_seats", clicker:get_player_name())]]
end
})
})
minetest.register_craftitem(MOD_NAME .. ":" .. name .. "_base", {
description = base_props.item.description or "",
inventory_image = base_props.item.inv_image or "",
on_place = function(itemstack, placer, pointed_thing)
if pointed_thing.type =="node" and pointed_thing.above.y >= pointed_thing.under.y then
minetest.add_entity(pointed_thing.above, itemstack:get_name())
end
description = base_props.item.description or "",
inventory_image = base_props.item.inv_image or "",
on_place = function(itemstack, placer, pointed_thing)
if pointed_thing.type =="node" and pointed_thing.above.y >= pointed_thing.under.y then
minetest.add_entity(pointed_thing.above, itemstack:get_name())
end
end
})
minetest.register_entity(MOD_NAME .. ":" .. name .. "_wheel", {
visual_size = wheel_props.obj.visual_size or {x=1, y=1, z=1},
pointable = false,
visual = wheel_props.obj.visual,
mesh = (wheel_props.obj.visual == "mesh" and wheel_props.obj.mesh),
textures = wheel_props.obj.textures or {""},
use_texture_alpha = wheel_props.obj.use_texture_alpha
visual_size = wheel_props.obj.visual_size or {x=1, y=1, z=1},
pointable = false,
visual = wheel_props.obj.visual,
mesh = (wheel_props.obj.visual == "mesh" and wheel_props.obj.mesh),
textures = wheel_props.obj.textures or {""},
use_texture_alpha = wheel_props.obj.use_texture_alpha
})
minetest.register_craftitem(MOD_NAME .. ":" .. name .. "_wheel", {
description = wheel_props.item.description or "",
inventory_image = wheel_props.item.inventory_image or ""
description = wheel_props.item.description or "",
inventory_image = wheel_props.item.inventory_image or ""
})
if base_props.obj.player_mdefs then
@ -238,7 +251,18 @@ vehicles.register_vehicle = function(name, base_props, wheel_props)
end
end
vehicles.show_seats_formspec = function(self, formspec_name, playername)
vehicles.show_compartments_menu = function(self, playername)
local formspec = "formspec_version[3]size[6,7.5]label[2.5,0.5;Open:]button[1,1.5;4,2;seats_cabin;Seats Cabin]"
local trunk = minetest.registered_entities[self.name].trunk_inv
if trunk then
formspec = formspec .. "button[1,4.5;4,2;trunk;Trunk]"
end
vehicles.showed_fspecs[playername] = {self=self, formname=MOD_NAME .. ":compartments_menu"}
minetest.show_formspec(playername, MOD_NAME .. ":compartments_menu", formspec)
end
vehicles.show_cabin_formspec = function(self, playername)
local seats_n = #self.seats
local sbut_size = {x=4, y=1.5}
local pad = 0.5
@ -269,105 +293,74 @@ vehicles.show_seats_formspec = function(self, formspec_name, playername)
(is_player_sit and "button[" .. wsize_x/2 - sbut_size.x/2 .. "," .. (wsize_y - (2.5/4*3)) .. ";4,1.5;get_up;" .. minetest.formspec_escape("Get up") .. "]" or "")
vehicles.showed_seats_fspecs[playername] = self.object
minetest.show_formspec(playername, formspec_name, formspec)
vehicles.showed_fspecs[playername] = {self=self, formname=MOD_NAME .. ":seats_cabin"}
minetest.show_formspec(playername, MOD_NAME .. ":seats_cabin", formspec)
end
--[[vehicles.show_seats_formspec = function(self, formspec_name, playername)
local seats_n = #self.seats
local min_sbut_s = {x=1, y=0.5} -- min seat button size
local max_sbut_s = {x=4, y=2}
local buts_space_w = 0.3 -- space button size doesn`t depend on buttons` sizes
local buts_space_h = 0.2
local w_sbut, h_sbut = 0.5, 0.5 -- distance between window edge and button doesn`t depend on buttons` sizes
vehicles.show_trunk_formspec = function(self, playername, invname, listname, inv_size)
local pad = 0.5
local slots_sp = 0.3
local wsize_x = pad*2 + slots_sp*(inv_size.w-1) + inv_size.w
local wsize_y = pad*2 + slots_sp*(inv_size.h-1) + inv_size.h + 0.7 + 4 + 3*slots_sp
local formspec = "formspec_version[3]size[" .. wsize_x .. "," .. wsize_y .. "]" ..
"list[detached:" .. listname .. ";" .. pad .. "," .. pad .. ";" .. inv_size.w .. "," .. inv_size.h .. "]" ..
"list[current_player;main;" .. pad .. "," .. (wsize_y - (4+3+slots_sp+pad)) .. ";8,4]"
local sizedowns_n = math.ceil(math.sqrt(seats_n)) -- number of button sizedowns
local but_new_x_s = max_sbut_s.x-0.5*sizedowns_n
local but_new_y_s = max_sbut_s.y-0.5*sizedowns_n
local wsize_chx = 0
local wsize_chy = 0
if but_new_x_s < min_sbut_s.x or but_new_y_s < min_sbut_s.y then
but_new_x_s = min_sbut_s.x
but_new_y_s = min_sbut_s.y
wsize_chx = 1.5*sizedowns_n-(max_sbut_s.x-min_sbut_s.x)
wsize_chy = 1.5*sizedowns_n-(max_sbut_s.y-min_sbut_s.y)
vehicles.showed_fspecs[playername] = {self=self, formname=MOD_NAME .. ":trunk", invname=invname, listname=listname}
minetest.show_formspec(playername, MOD_NAME .. ":trunk", formspec)
end
vehicles.close_compartments_menu = function(self, playername, cabin_action)
local fd = vehicles.showed_fspecs[playername]
if fd.formname == MOD_NAME .. ":seats_cabin" then
vehicles.close_seats_formspec(self, playername, fd.formname, cabin_action, vehicles.is_player_sit(minetest.get_player_by_name(playername)))
elseif fd.formname == MOD_NAME .. ":trunk" then
vehicles.close_trunk_formspec(self, playername, fd.formname, fd.invname, fd.listname)
end
local wsize_x = sizedowns_n*but_new_x_s + 2*w_sbut + (sizedowns_n-1)*buts_space_w + wsize_chx
local wsize_y = sizedowns_n*but_new_y_s + 2*h_sbut + (sizedowns_n-1)*buts_space_h + wsize_chy + 2 -- '+ 2' is a space for label text
local is_player_sit = vehicles.is_player_sit(minetest.get_player_by_name(playername))
wsize_y = is_player_sit and wsize_y + 2 or wsize_y
local formspec = "formspec_version[3]size[" .. wsize_x .. ", " .. wsize_y .. "]label[" .. wsize_x/4 .. ",1;" .. minetest.formspec_escape("Select a seat to sit down or press to get up:") .. "]"
local bpos_x = w_sbut
local bpos_y = 2
for i = 1, seats_n do
minetest.debug(i)
bpos_x = ((i <= sizedowns_n or i > (math.pow(sizedowns_n, 2)-sizedowns_n)) and bpos_x + w_sbut) or bpos_x + buts_space_w
bpos_y = ((i%sizedowns_n == 0) and bpos_y + h_sbut) or (((i-1)%sizedowns_n == 0) and 2 + h_sbut) or bpos_y + buts_space_h
minetest.close_formspec(playername, MOD_NAME .. ":compartments_menu")
vehicles.showed_fspecs[playername] = nil
end
-- 'seat_id' is optional
-- 'action' is supposed what to do with the player after closing (sit or go out off the vehicle) [optional]
vehicles.close_seats_formspec = function(self, playername, formname, action, seat_id)
local player = minetest.get_player_by_name(playername)
if action == "sit" then
minetest.debug("close_seats_formspec")
local is_busy = self.seats[seat_id].is_busy
if is_busy then return end
vehicles.sit(self, player, seat_id)
elseif action == "get_up" then
minetest.debug(dump(self.seats[seat_id].dplayer_obj))
vehicles.get_out(self, self.seats[seat_id].dplayer_obj:get_luaentity(), seat_id)
local getout_coords = self.seats[seat_id].getout_coords
local yaw = self.object:get_yaw()
local pos = self.object:get_pos()
local player = minetest.get_player_by_name(playername)
local rel_getout_pos = vector.rotate(vector.add(self.seats[seat_id].pos, getout_coords), {x=0, y=self.object:get_yaw(), z=0})
minetest.debug(dump(pos))
minetest.debug(dump(rel_getout_pos))
player:set_pos(vehicles.convert_pos_to_absolute(pos, rel_getout_pos))
local rand_look = {-90, 90}
player:set_look_horizontal(yaw+rand_look[math.random(1, 2)])
local i_busy = self.seats[i].is_busy
formspec = formspec .. ((i_busy and "style[seat_" .. i .. ";bgcolor=#FF0000]") or "")
formspec = formspec .. "button[" ..
bpos_x .. "," .. bpos_y .. ";" ..
but_new_x_s .. "," .. but_new_y_s ..
";seat_" .. i .. ";" .. minetest.formspec_escape("#" .. i .. ((i_busy and "\n" .. playername) or "")) .. "]"
bpos_x = (i ~= 1 and (i-1)%sizedowns_n == 0 and bpos_x + but_new_x_s) or bpos_x
bpos_y = bpos_y + but_new_y_s
bpos_x = i == (math.pow(sizedowns_n, 2)-sizedowns_n+1) and bpos_x + w_sbut or (i-1)%sizedowns_n == 0 and bpos_x + buts_space_w
bpos_y = i%sizedowns_n == 0 and 2 or bpos_y + buts_space_h
end
minetest.close_formspec(playername, formname)
vehicles.showed_fspecs[playername] = nil
end
vehicles.close_trunk_formspec = function(self, playername, formname, inv_name, list_name)
local self = self.object:get_luaentity()
if self then
local inv = minetest.get_inventory(type="detached", name=inv_name)
self.trunk_inv = inv:get_list(list_name)
end
formspec = (is_player_sit and (formspec .. "button[" ..
wsize_x/2 - ((but_new_x_s+2)/2) .. "," .. bpos_y .. ";" ..
but_new_x_s+2 .. "," .. wsize_y - bpos_y - (buts_space_h + 0.5 + h_sbut) ..
";get_up;" .. minetest.formspec_escape("Get up") .. "]")) or formspec
showed_seats_fspecs[playername] = self.object
minetest.show_formspec(playername, formspec_name, formspec)
end]]
--[[vehicles.show_seats_formspec = function(self, formspec_name, playername)
local seats_n = #self.seats
--minetest.debug(seats_n)
local buts_space_w = 0.2
local buts_space_h = 0.3 -- space between buttons along width and height
local int = math.modf(seats_n/8)
local columns_n = (seats_n % 8 == 0 and int) or int + 1
local max_col_cells_n = (seats_n >= 8 and 8) or seats_n
local w_sbut, h_sbut = 2, 0.5
local fspec_size_w = columns_n * w_sbut + (columns_n + 1) * buts_space_w
local fspec_size_h = max_col_cells_n * h_sbut + (max_col_cells_n+1) * buts_space_h + 2 -- + 2 is a space for label text
local is_player_sit = vehicles.is_player_sit(minetest.get_player_by_name(playername))
fspec_size_h = (is_player_sit and fspec_size_h + 2) or fspec_size_h -- if player sits the vehicle, heighten the formspec window still at 2 units
local formspec = "size[" .. fspec_size_w .. ", " .. fspec_size_h .. "]label[2,1;" .. minetest.formspec_escape("Select a vacant seat inside the vehicle below:") .. "]"
local bpos_x = buts_space_w
minetest.debug(bpos_x)
local bpos_y = buts_space_h+2
for i = 1, seats_n do
formspec = formspec .. "button[" ..
tostring(bpos_x) .. "," .. bpos_y .. ";" ..
w_sbut .. "," .. h_sbut ..
";seat_" .. i .. ";" .. minetest.formspec_escape("Seat #" .. i) .. "]"
bpos_x = ((i - 1) % 8 == 0) and bpos_x + w_sbut + buts_space_w
bpos_y = (((i - 1) % 8 == 0) and buts_space_h+2) or bpos_y + h_sbut + buts_space_h
end
formspec = (is_player_sit and (formspec .. "button[" .. fspec_size_w / 2 - w_sbut / 2 .. ", " .. fspec_size_h - 1.5 .. ";" .. w_sbut .. ", " .. h_sbut .. ";get_out;" .. minetest.formspec_escape("Get out") .. "]")) or formspec
--minetest.debug(formspec)
showed_seats_fspecs[playername] = self.object
minetest.show_formspec(playername, formspec_name, formspec)
end]]
minetest.close_formspec(playername, formname)
vehicles.showed_fspecs[playername] = nil
end
vehicles.sit = function(self, player, seat_id) -- seat_id is an id of a seat table of 'self.seats'
local sel_seat = self.seats[seat_id]
@ -403,24 +396,6 @@ vehicles.sit = function(self, player, seat_id) -- seat_id is an id of a seat
dplayer_self.last_visual_size = player:get_properties().visual_size
player:set_properties({visual_size = vector.new(0, 0, 0)})
player:set_look_horizontal(self.object:get_yaw()+180)
--local anim = player_api.get_animation(player)
--[[local pl_appear = minetest.registered_entities[self.name].player_sit_appearance
local pl_data = {}
if pl_appear then
local old_mesh = player:get_properties().mesh
local old_anim = table.pack(player:get_animation())
if sel_seat.type == "driver" and pl_appear.driver then
pl_data.prev_model = old_mesh
pl_data.prev_anim = old_anim
dummy_player:set_properties({mesh=pl_appear.driver.mesh})
dummy_player:set_animation(table.unpack(pl_appear.driver.animation))
elseif sel_seat.type == "passenger" and pl_appear.passenger then
pl_data.prev_model = old_mesh
pl_data.prev_anim = old_anim
dummy_player:set_properties({mesh=pl_appear.passenger})
dummy_player:set_animation(table.unpack(pl_appear.passenger.animation))
end
end]]
end
vehicles.get_out = function(self, dplayer, seat_id)
@ -435,24 +410,22 @@ vehicles.get_out = function(self, dplayer, seat_id)
dplayer.object:remove()
self.seats[seat_id].is_busy = nil
self.seats[seat_id].dplayer_obj = nil
--[[ if pl_data.prev_model then
player_api.set_model(player, pl_data.prev_model)
end
if pl_data.prev_anim then
player_api.set_animation(player, pl_data.prev_anim)
end
local seat = self.seats[pl_data.seat_id]
seat.is_busy = nil
plmeta:set_string("prev_data", "")]]
end
vehicles.on_formspec_event = function(player, formname, fields)
if formname ~= MOD_NAME .. ":vehicle_seats" then
vehicles.on_formspec_event = function(player, formname, fields)
local plname = player:get_player_name()
local self = vehicles.showed_fspecs[player:get_player_name()].self
if formname == MOD_NAME .. ":context_menu" then
if fields.quit then
vehicles.close_compartments_menu(self, plname)
elseif fields.
if formname ~= MOD_NAME .. ":vehicle_seats" or formname ~= MOD_NAME .. ":vehicle_trunk" then
return
end
local plname = player:get_player_name()
local obj = vehicles.showed_seats_fspecs[plname]
local obj = vehicles.showed_vehicle_fspecs[plname]
local self = obj:get_luaentity()
if self then
for i, sdata in ipairs(self.seats) do
@ -469,72 +442,27 @@ vehicles.on_formspec_event = function(player, formname, fields)
end
if fields.quit then
vehicles.close_seats_formspec(self, plname, formname)
return true
if formname == MOD_NAME .. ":vehicle_seats" then
vehicles.close_seats_formspec(self, plname, formname)
return true
elseif formname == MOD_NAME .. ":vehicle_trunk" then
local edef = minetest.registered_entities[self.name]
vehicles.close_trunk_formspec(self, plname, formname, edef.trunk.name, edef.trunk.listname)
return true
end
end
else -- supposed that vehicle is died while the player is viewing the formspec
vehicles.close_seats_formspec(self, plname, formname)
if formname == MOD_NAME .. ":vehicle_seats" then
vehicles.close_seats_formspec(self, plname, formname)
elseif formname == MOD_NAME .. ":vehicle_trunk" then
vehicles.close_trunk_formspec(self, plname, formname)
end
end
end
-- Returns traction force along according direction or nil if no player as a driver or any driving keys are not pressed
--[[vehicles.on_move = function(self)
local drv_name = self.seats[vehicles.get_driver_i(self)].is_busy
if not drv_name then return end
local player = minetest.get_player_by_name(drv_name)
local ctrls = player:get_player_control()
local entity_def = minetest.registered_entities[self.name]
local v2d_vl = vehicles.v2d_length(self.object:get_velocity())
if ctrls.up then
self.tracf_dir = entity_def.traction_force
else
self.tracf_dir = 0
end
if ctrls.down then
self.tracf_dir = -entity_def.traction_force
elseif not ctrls.down and not ctrls.up then
self.tracf_dir = 0
end
if not ctrls.up or not ctrls.down then
self.tracf_dir = 0
end
end]]
--[[if ctrls.up and vehicles.v2d_length(self.acc_v2d) == 0 then
local new_acc = vector.add(acc, {x=self.acc_v2d.x, y=0, z=self.acc_v2d.z})
self.object:set_acceleration(new_acc)
else
self.acc_v2d = {x=0, z=0}
end
if ctrls.down and vehicles.v2d_length(self.acc_v2d) == 0 then
local new_acc = vector.add(acc, {x=-self.acc_v2d.x, y=0, z=-self.acc_v2d.z})
self.object:set_acceleration(new_acc)
else
self.acc_v2d = {x=0, z=0}
end]]
--[[ local acc_len = vector.length(acc)
if acc_len <= ctrl_vals.up then
new_acc.x = acc.x
new_acc.z = acc.z
local v_and_a_codir = vehicles.are_horiz_codirectional(acc, vel)
if type(v_and_a_codir) == "number" then]]
--[[vehicles.force_brake = function(self)
local max_fcoef = vehicles.max_fric_coef(self)
local edef = minetest.registered_entities[self.name]
local fric_force = vehicles.friction_force(max_fcoef, edef.mass, math.abs(self.object:get_acceleration().y))
local acc = self.object:get_acceleration()
local tracforce = edef.mass*vehicles.v2d_length({x=acc.x, z=acc.z})
local new_acc_len = (tracforce-fric_force)/edef.mass
local new_acc_coords = vector
local brake_vec = vehicles.get_acc_vect(vehicles.v2d_length({x=acc.x, z=acc.z})/max_fcoef, acc.y, self.object:get_yaw()+math.rad(180))]]
-------‐---------------------------------------------------------------------
-- Helper functions
@ -573,62 +501,26 @@ vehicles.is_player_sit = function(player)
local self = obj:get_attach():get_luaentity()
for i, sdata in pairs(self.seats) do
if sdata.is_busy == player:get_player_name() then
if sdata.is_busy == player:get_player_name() then
return i
end
end
end
return false
end
-- 'seat_id' is optional
-- 'action' is supposed what to do with the player after closing (sit or go out off the vehicle) [optional]
vehicles.close_seats_formspec = function(self, playername, formname, action, seat_id)
local player = minetest.get_player_by_name(playername)
if action == "sit" then
minetest.debug("close_seats_formspec")
local is_busy = self.seats[seat_id].is_busy
if is_busy then return end
vehicles.sit(self, player, seat_id)
elseif action == "get_up" then
minetest.debug(dump(self.seats[seat_id].dplayer_obj))
vehicles.get_out(self, self.seats[seat_id].dplayer_obj:get_luaentity(), seat_id)
local getout_coords = self.seats[seat_id].getout_coords
local yaw = self.object:get_yaw()
local pos = self.object:get_pos()
local player = minetest.get_player_by_name(playername)
local rel_getout_pos = vector.rotate(vector.add(self.seats[seat_id].pos, getout_coords), {x=0, y=self.object:get_yaw(), z=0})
minetest.debug(dump(pos))
minetest.debug(dump(rel_getout_pos))
player:set_pos(vehicles.convert_pos_to_absolute(pos, rel_getout_pos))
local rand_look = {-90, 90}
player:set_look_horizontal(yaw+rand_look[math.random(1, 2)])
end
minetest.close_formspec(playername, formname)
vehicles.showed_seats_fspecs[playername] = nil
end
-- Returns index in seats table where driver data is.
vehicles.get_driver_i = function(self)
if not self then return end
for i, sdata in ipairs(self.seats) do
if sdata.type == "driver" then
return i
end
if sdata.type == "driver" then
return i
end
end
return
end
-- checks if given vectors are co-directional along the horizontal plane; returns true, if they are, otherwise angle between them
--[[vehicles.are_horiz_codirectional = function(acc, vel)
local vec1 = vector.new(acc.x, 0, acc.z)
local vec2 = vector.new(vel.x, 0, vel.z)
local angle = math.deg(vector.angle(vec1, vec2))
return (angle == 0) or (angle
end]]
-- Get sign of 'n' value
vehicles.get_sign = function(n)
@ -643,7 +535,6 @@ vehicles.calc_angle_vel = function(vel_l, radius)
return vel_l
end
--vehicles.rotate_acc_vect = function(old_acc, turn_ang)
-- Calculates new (relative) coords of the acceleration vector
vehicles.v2d_coords = function(a_len, yaw)
local x = -a_len * math.sin(yaw)

176
legacy_api.lua Normal file
View File

@ -0,0 +1,176 @@
-- OLD OR UNUSED CODE FRAGMENTS FROM api.lua
--[[
on_rightclick
local pos = self.object:get_pos()
local range = minetest.registered_items[""].range
local ray_vec = vector.new(0, 0, range)
ray_vec = vector.rotate(ray_vec, {x=clicker:get_look_vertical(), y=clicker:get_look_horizontal(), z=0})
local ray = minetest.raycast(pos, vehicles.convert_pos_to_absolute(pos, ray_vec), true)
for pointed_thing in ray do
if pointed_thing.ref == self.object then
local compart_edge = minetest.registered_entities[self.name].compartments_edge
vehicles.show_seats_formspec(self, MOD_NAME .. ":vehicle_seats", clicker:get_player_name())]]
--[[vehicles.show_cabin_formspec = function(self, formspec_name, playername)
local seats_n = #self.seats
local min_sbut_s = {x=1, y=0.5} -- min seat button size
local max_sbut_s = {x=4, y=2}
local buts_space_w = 0.3 -- space button size doesn`t depend on buttons` sizes
local buts_space_h = 0.2
local w_sbut, h_sbut = 0.5, 0.5 -- distance between window edge and button doesn`t depend on buttons` sizes
local sizedowns_n = math.ceil(math.sqrt(seats_n)) -- number of button sizedowns
local but_new_x_s = max_sbut_s.x-0.5*sizedowns_n
local but_new_y_s = max_sbut_s.y-0.5*sizedowns_n
local wsize_chx = 0
local wsize_chy = 0
if but_new_x_s < min_sbut_s.x or but_new_y_s < min_sbut_s.y then
but_new_x_s = min_sbut_s.x
but_new_y_s = min_sbut_s.y
wsize_chx = 1.5*sizedowns_n-(max_sbut_s.x-min_sbut_s.x)
wsize_chy = 1.5*sizedowns_n-(max_sbut_s.y-min_sbut_s.y)
end
local wsize_x = sizedowns_n*but_new_x_s + 2*w_sbut + (sizedowns_n-1)*buts_space_w + wsize_chx
local wsize_y = sizedowns_n*but_new_y_s + 2*h_sbut + (sizedowns_n-1)*buts_space_h + wsize_chy + 2 -- '+ 2' is a space for label text
local is_player_sit = vehicles.is_player_sit(minetest.get_player_by_name(playername))
wsize_y = is_player_sit and wsize_y + 2 or wsize_y
local formspec = "formspec_version[3]size[" .. wsize_x .. ", " .. wsize_y .. "]label[" .. wsize_x/4 .. ",1;" .. minetest.formspec_escape("Select a seat to sit down or press to get up:") .. "]"
local bpos_x = w_sbut
local bpos_y = 2
for i = 1, seats_n do
minetest.debug(i)
bpos_x = ((i <= sizedowns_n or i > (math.pow(sizedowns_n, 2)-sizedowns_n)) and bpos_x + w_sbut) or bpos_x + buts_space_w
bpos_y = ((i%sizedowns_n == 0) and bpos_y + h_sbut) or (((i-1)%sizedowns_n == 0) and 2 + h_sbut) or bpos_y + buts_space_h
local i_busy = self.seats[i].is_busy
formspec = formspec .. ((i_busy and "style[seat_" .. i .. ";bgcolor=#FF0000]") or "")
formspec = formspec .. "button[" ..
bpos_x .. "," .. bpos_y .. ";" ..
but_new_x_s .. "," .. but_new_y_s ..
";seat_" .. i .. ";" .. minetest.formspec_escape("#" .. i .. ((i_busy and "\n" .. playername) or "")) .. "]"
bpos_x = (i ~= 1 and (i-1)%sizedowns_n == 0 and bpos_x + but_new_x_s) or bpos_x
bpos_y = bpos_y + but_new_y_s
bpos_x = i == (math.pow(sizedowns_n, 2)-sizedowns_n+1) and bpos_x + w_sbut or (i-1)%sizedowns_n == 0 and bpos_x + buts_space_w
bpos_y = i%sizedowns_n == 0 and 2 or bpos_y + buts_space_h
end
formspec = (is_player_sit and (formspec .. "button[" ..
wsize_x/2 - ((but_new_x_s+2)/2) .. "," .. bpos_y .. ";" ..
but_new_x_s+2 .. "," .. wsize_y - bpos_y - (buts_space_h + 0.5 + h_sbut) ..
";get_up;" .. minetest.formspec_escape("Get up") .. "]")) or formspec
showed_seats_fspecs[playername] = self.object
minetest.show_formspec(playername, formspec_name, formspec)
end]]
--[[vehicles.show_seats_formspec = function(self, formspec_name, playername)
local seats_n = #self.seats
--minetest.debug(seats_n)
local buts_space_w = 0.2
local buts_space_h = 0.3 -- space between buttons along width and height
local int = math.modf(seats_n/8)
local columns_n = (seats_n % 8 == 0 and int) or int + 1
local max_col_cells_n = (seats_n >= 8 and 8) or seats_n
local w_sbut, h_sbut = 2, 0.5
local fspec_size_w = columns_n * w_sbut + (columns_n + 1) * buts_space_w
local fspec_size_h = max_col_cells_n * h_sbut + (max_col_cells_n+1) * buts_space_h + 2 -- + 2 is a space for label text
local is_player_sit = vehicles.is_player_sit(minetest.get_player_by_name(playername))
fspec_size_h = (is_player_sit and fspec_size_h + 2) or fspec_size_h -- if player sits the vehicle, heighten the formspec window still at 2 units
local formspec = "size[" .. fspec_size_w .. ", " .. fspec_size_h .. "]label[2,1;" .. minetest.formspec_escape("Select a vacant seat inside the vehicle below:") .. "]"
local bpos_x = buts_space_w
minetest.debug(bpos_x)
local bpos_y = buts_space_h+2
for i = 1, seats_n do
formspec = formspec .. "button[" ..
tostring(bpos_x) .. "," .. bpos_y .. ";" ..
w_sbut .. "," .. h_sbut ..
";seat_" .. i .. ";" .. minetest.formspec_escape("Seat #" .. i) .. "]"
bpos_x = ((i - 1) % 8 == 0) and bpos_x + w_sbut + buts_space_w
bpos_y = (((i - 1) % 8 == 0) and buts_space_h+2) or bpos_y + h_sbut + buts_space_h
end
formspec = (is_player_sit and (formspec .. "button[" .. fspec_size_w / 2 - w_sbut / 2 .. ", " .. fspec_size_h - 1.5 .. ";" .. w_sbut .. ", " .. h_sbut .. ";get_out;" .. minetest.formspec_escape("Get out") .. "]")) or formspec
--minetest.debug(formspec)
showed_seats_fspecs[playername] = self.object
minetest.show_formspec(playername, formspec_name, formspec)
end]]
-- Returns traction force along according direction or nil if no player as a driver or any driving keys are not pressed
--[[vehicles.on_move = function(self)
local drv_name = self.seats[vehicles.get_driver_i(self)].is_busy
if not drv_name then return end
local player = minetest.get_player_by_name(drv_name)
local ctrls = player:get_player_control()
local entity_def = minetest.registered_entities[self.name]
local v2d_vl = vehicles.v2d_length(self.object:get_velocity())
if ctrls.up then
self.tracf_dir = entity_def.traction_force
else
self.tracf_dir = 0
end
if ctrls.down then
self.tracf_dir = -entity_def.traction_force
elseif not ctrls.down and not ctrls.up then
self.tracf_dir = 0
end
if not ctrls.up or not ctrls.down then
self.tracf_dir = 0
end
end]]
--[[if ctrls.up and vehicles.v2d_length(self.acc_v2d) == 0 then
local new_acc = vector.add(acc, {x=self.acc_v2d.x, y=0, z=self.acc_v2d.z})
self.object:set_acceleration(new_acc)
else
self.acc_v2d = {x=0, z=0}
end
if ctrls.down and vehicles.v2d_length(self.acc_v2d) == 0 then
local new_acc = vector.add(acc, {x=-self.acc_v2d.x, y=0, z=-self.acc_v2d.z})
self.object:set_acceleration(new_acc)
else
self.acc_v2d = {x=0, z=0}
end]]
--[[ local acc_len = vector.length(acc)
if acc_len <= ctrl_vals.up then
new_acc.x = acc.x
new_acc.z = acc.z
local v_and_a_codir = vehicles.are_horiz_codirectional(acc, vel)
if type(v_and_a_codir) == "number" then]]
--[[vehicles.force_brake = function(self)
local max_fcoef = vehicles.max_fric_coef(self)
local edef = minetest.registered_entities[self.name]
local fric_force = vehicles.friction_force(max_fcoef, edef.mass, math.abs(self.object:get_acceleration().y))
local acc = self.object:get_acceleration()
local tracforce = edef.mass*vehicles.v2d_length({x=acc.x, z=acc.z})
local new_acc_len = (tracforce-fric_force)/edef.mass
local new_acc_coords = vector
local brake_vec = vehicles.get_acc_vect(vehicles.v2d_length({x=acc.x, z=acc.z})/max_fcoef, acc.y, self.object:get_yaw()+math.rad(180))]]
-- checks if given vectors are co-directional along the horizontal plane; returns true, if they are, otherwise angle between them
--[[vehicles.are_horiz_codirectional = function(acc, vel)
local vec1 = vector.new(acc.x, 0, acc.z)
local vec2 = vector.new(vel.x, 0, vel.z)
local angle = math.deg(vector.angle(vec1, vec2))
return (angle == 0) or (angle
end]]

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