113 lines
3.8 KiB
Lua
113 lines
3.8 KiB
Lua
--global constants
|
|
|
|
nautilus.nautilus_last_time_command = 0
|
|
nautilus.vector_up = vector.new(0, 1, 0)
|
|
|
|
function nautilus.get_pointer_angle(value, maxvalue)
|
|
local angle = value/maxvalue * 180
|
|
angle = angle - 90
|
|
angle = angle * -1
|
|
return angle
|
|
end
|
|
|
|
function nautilus.check_node_below(obj)
|
|
local pos_below = obj:get_pos()
|
|
pos_below.y = pos_below.y - 0.1
|
|
local node_below = minetest.get_node(pos_below).name
|
|
local nodedef = minetest.registered_nodes[node_below]
|
|
local touching_ground = not nodedef or -- unknown nodes are solid
|
|
nodedef.walkable or false
|
|
local liquid_below = not touching_ground and nodedef.liquidtype ~= "none"
|
|
return touching_ground, liquid_below
|
|
end
|
|
|
|
function nautilus.nautilus_control(self, dtime, hull_direction, longit_speed, accel)
|
|
nautilus.nautilus_last_time_command = nautilus.nautilus_last_time_command + dtime
|
|
if nautilus.nautilus_last_time_command > 1 then nautilus.nautilus_last_time_command = 1 end
|
|
local player = minetest.get_player_by_name(self.driver_name)
|
|
local retval_accel = accel;
|
|
|
|
-- player control
|
|
if player then
|
|
local ctrl = player:get_player_control()
|
|
local max_speed_anchor = 0.2
|
|
if ctrl.aux1 then
|
|
if nautilus.nautilus_last_time_command > 0.3 and
|
|
longit_speed < max_speed_anchor and
|
|
longit_speed > -max_speed_anchor then
|
|
nautilus.nautilus_last_time_command = 0
|
|
if self.anchored == false then
|
|
self.anchored = true
|
|
self.object:set_velocity(vector.new())
|
|
minetest.chat_send_player(self.driver_name, 'anchors away!')
|
|
self.buoyancy = 0.98
|
|
else
|
|
self.anchored = false
|
|
minetest.chat_send_player(self.driver_name, 'weigh anchor!')
|
|
end
|
|
end
|
|
self.rudder_angle = 0
|
|
end
|
|
if ctrl.up and ctrl.down and nautilus.nautilus_last_time_command > 0.3 and
|
|
self.energy > 0 and nautilus.allow_put_light then
|
|
nautilus.nautilus_last_time_command = 0
|
|
nautilus.put_light(self.object, self.driver_name)
|
|
self.energy = self.energy - 0.005
|
|
end
|
|
|
|
if self.anchored == false and self.engine_running == true then
|
|
local paddleacc
|
|
if longit_speed < 5.0 and ctrl.up then
|
|
paddleacc = 0.5
|
|
elseif longit_speed > -1.0 and ctrl.down then
|
|
paddleacc = -0.5
|
|
end
|
|
|
|
if ctrl.up then
|
|
self.object:set_animation_frame_speed(40)
|
|
elseif ctrl.down then
|
|
self.object:set_animation_frame_speed(-40)
|
|
else
|
|
self.object:set_animation_frame_speed(0)
|
|
end
|
|
|
|
if paddleacc then
|
|
retval_accel=vector.add(accel,vector.multiply(hull_direction,paddleacc))
|
|
end
|
|
--minetest.chat_send_all('paddle: '.. paddleacc)
|
|
end
|
|
|
|
if ctrl.jump then
|
|
self.buoyancy = 0.97
|
|
elseif ctrl.sneak then
|
|
self.buoyancy = 1.03
|
|
else
|
|
--check if its liquid above
|
|
local pos_up = self.object:get_pos()
|
|
pos_up.y = pos_up.y + 2
|
|
local node_up = minetest.get_node(pos_up).name
|
|
local nodedef = minetest.registered_nodes[node_up]
|
|
local liquid_up = nodedef.liquidtype ~= "none"
|
|
if not liquid_up then
|
|
--if in surface
|
|
self.buoyancy = 0.98
|
|
else
|
|
--if submerged
|
|
self.buoyancy = 1
|
|
end
|
|
end
|
|
|
|
-- rudder
|
|
local rudder_limit = 30
|
|
if ctrl.right then
|
|
self.rudder_angle = math.max(self.rudder_angle-60*dtime,-rudder_limit)
|
|
elseif ctrl.left then
|
|
self.rudder_angle = math.min(self.rudder_angle+60*dtime,rudder_limit)
|
|
end
|
|
end
|
|
return retval_accel
|
|
end
|
|
|
|
|
|
|