mirror of
https://git.minetest.land/VoxeLibre/VoxeLibre.git
synced 2024-08-28 20:38:12 +02:00
186 lines
3.7 KiB
Lua
186 lines
3.7 KiB
Lua
--
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-- Helper functions
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--
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local init = os.clock()
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local function is_water(pos)
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local nn = minetest.get_node(pos).name
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return minetest.get_item_group(nn, "water") ~= 0
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end
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local function get_velocity(v, yaw, y)
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local x = -math.sin(yaw)*v
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local z = math.cos(yaw)*v
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return {x=x, y=y, z=z}
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end
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--
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-- boat entity
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--
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local boat = {
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physical = true,
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collisionbox = {-1,-0.5,-1, 1,0.5,1},
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visual = "mesh",
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mesh = "boat_base.x",
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textures = {"boat_texture.png"},
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driver = nil,
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v = 0,
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stepcount = 0,
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unattended = 0
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}
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function boat.on_rightclick(self, clicker)
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if not clicker or not clicker:is_player() then
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return
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end
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if self.driver and clicker == self.driver then
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self.driver = nil
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clicker:set_detach()
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elseif not self.driver then
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self.driver = clicker
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clicker:set_attach(self.object, "", {x=0,y=5,z=0}, {x=0,y=0,z=0})
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self.object:setyaw(clicker:get_look_yaw())
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end
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end
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function boat.on_activate(self, staticdata, dtime_s)
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self.object:set_armor_groups({immortal=1})
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if staticdata then
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self.v = tonumber(staticdata)
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end
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end
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function boat.get_staticdata()
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return tostring(v)
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end
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function boat.on_punch(self, puncher, time_from_last_punch, tool_capabilities, direction)
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if self.driver then
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self.driver:set_detach()
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self.driver = nil
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boat.schedule_removal(self)
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if not minetest.setting_getbool("creative_mode") then
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puncher:get_inventory():add_item("main", "boat:boat")
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end
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else
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boat.schedule_removal(self)
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if not minetest.setting_getbool("creative_mode") then
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puncher:get_inventory():add_item("main", "boat:boat")
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end
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end
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end
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function boat.on_step(self, dtime)
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self.stepcount=self.stepcount+1
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if self.stepcount>9 then
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self.stepcount=0
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if self.driver then
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local ctrl = self.driver:get_player_control()
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self.unattended=0
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local yaw = self.object:getyaw()
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if ctrl.up and self.v<3 then
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self.v = self.v + 1
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end
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if ctrl.down and self.v>=-1 then
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self.v = self.v - 1
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end
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if ctrl.left then
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if ctrl.down then
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self.object:setyaw(yaw-math.pi/12-dtime*math.pi/12)
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else
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self.object:setyaw(yaw+math.pi/12+dtime*math.pi/12)
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end
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end
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if ctrl.right then
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if ctrl.down then
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self.object:setyaw(yaw+math.pi/12+dtime*math.pi/12)
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else
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self.object:setyaw(yaw-math.pi/12-dtime*math.pi/12)
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end
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end
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end
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local tmp_velocity = get_velocity(self.v, self.object:getyaw(), 0)
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local tmp_pos = self.object:getpos()
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tmp_velocity.y=0
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if is_water(tmp_pos) then
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tmp_velocity.y=2
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end
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tmp_pos.y=tmp_pos.y-0.5
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if minetest.get_node(tmp_pos).name=="air" then
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tmp_velocity.y=-2
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end
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self.object:setvelocity(tmp_velocity)
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end
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end
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function boat.schedule_removal(self)
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minetest.after(0.25,function()
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self.object:remove()
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end)
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end
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minetest.register_entity("boat:boat", boat)
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minetest.register_craftitem("boat:boat", {
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description = "Boat",
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inventory_image = "boat_inventory.png",
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liquids_pointable = true,
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groups = { boat = 1, },
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on_place = function(itemstack, placer, pointed_thing)
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if pointed_thing.type ~= "node" then
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return
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end
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if not is_water(pointed_thing.under) then
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return
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end
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pointed_thing.under.y = pointed_thing.under.y+0.5
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minetest.add_entity(pointed_thing.under, "boat:boat")
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if not minetest.setting_getbool("creative_mode") then
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itemstack:take_item()
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end
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return itemstack
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end,
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})
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minetest.register_craft({
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output = "boat:boat",
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recipe = {
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{"", "", ""},
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{"default:wood", "", "default:wood"},
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{"default:wood", "default:wood", "default:wood"},
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},
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})
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minetest.register_craft({
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type = "fuel",
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recipe = "group:boat",
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burntime = 20,
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})
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local time_to_load= os.clock() - init
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print(string.format("[MOD] "..minetest.get_current_modname().." loaded in %.4f s", time_to_load))
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