153 lines
4.2 KiB
Lua
153 lines
4.2 KiB
Lua
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--Todo make lift go up and down!
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minetest.register_node("lifter:lift", {
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tiles = {"lifter.png"},
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description = "Lift",
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drawtype = "normal",
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paramtype = "light",
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groups = {crumbly=3},
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on_rightclick = function(pos, node, player, itemstack, pointed_thing)
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local obj = minetest.add_entity(pos, "lifter:travelling_lift")
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minetest.remove_node(pos)
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if not player then
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return
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end
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obj:get_luaentity().driver = player
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player:set_attach(obj, "", {x=0, y=15, z=0}, {x=0, y=0, z=0})
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player:set_eye_offset({x=0, y=6, z=0},{x=0, y=0, z=0})
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end,
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})
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minetest.register_entity("lifter:travelling_lift", {
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physical = true,
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collide_with_objects = true,
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collisionbox = {-0.5,-0.5,-0.5, 0.5,2.5,0.5},
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visual = "cube",
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textures = {"lifter.png", "lifter.png", "lifter.png", "lifter.png", "lifter.png", "lifter.png"},
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--visual_size = {x=1, y=1},
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driver = nil,
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direction = 0,
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on_punch = function(self, dtime)
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end,
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on_step = function(self, dtime)
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local exit = false
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-- Turn to actual sand when collides to ground or just move
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local pos = self.object:getpos()
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local bcp = {x=pos.x, y=pos.y-0.7, z=pos.z} -- Position of bottom center point
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local bcn = minetest.get_node(bcp)
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local bcd = minetest.registered_nodes[bcn.name]
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-- Note: walkable is in the node definition, not in item groups
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local np = {x=bcp.x, y=bcp.y+1, z=bcp.z}
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if not self.driver then
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minetest.add_node(np, {name="lifter:lift"})
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self.object:remove()
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nodeupdate(np)
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return
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end
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local ctrl = self.driver:get_player_control()
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if ctrl.jump then
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self.direction = 1
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end
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if ctrl.sneak then
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self.direction = -1
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end
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if ctrl.aux1 then
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self.direction = 0
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self.object:setvelocity({x=0, y=0, z=0})
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end
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pos.y = pos.y+1
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local nex = 1
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local wnode = minetest.get_node({x=pos.x+1, y=pos.y, z=pos.z})
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local wbnode = minetest.get_node({x=pos.x+1, y=pos.y-nex, z=pos.z})
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local snode = minetest.get_node({x=pos.x-1, y=pos.y, z=pos.z})
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local sbnode = minetest.get_node({x=pos.x-1, y=pos.y-nex, z=pos.z})
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local anode = minetest.get_node({x=pos.x, y=pos.y, z=pos.z+1})
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local abnode = minetest.get_node({x=pos.x, y=pos.y-nex, z=pos.z+1})
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local dnode = minetest.get_node({x=pos.x, y=pos.y, z=pos.z-1})
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local dbnode = minetest.get_node({x=pos.x, y=pos.y-nex, z=pos.z-1})
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if self.direction ~= 0 and not ctrl.jump and not ctrl.sneak then
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if (wnode.name == "air" and wbnode.name ~= "air") or
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(snode.name == "air" and sbnode.name ~= "air") or
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(anode.name == "air" and abnode.name ~= "air") or
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(dnode.name == "air" and dbnode.name ~= "air") then
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self.direction = 0
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self.object:setvelocity({x=0, y=0, z=0})
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self.object:setacceleration({x=0, y=0, z=0})
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end
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end
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if wnode.name == "air" and snode.name == "air" and anode.name == "air" and dnode.name == "air" then
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if self.direction >= 0 then
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self.direction = 0
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self.object:setvelocity({x=0, y=0, z=0})
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else
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self.object:setacceleration({x=0, y=-10, z=0})
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end
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end
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local vel = self.object:getvelocity()
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if vector.equals(vel, {x=0,y=0,z=0}) then
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if ctrl.up or ctrl.down or ctrl.left or ctrl.right then
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exit = true
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end
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local npos = self.object:getpos()
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if self.direction == 1 then
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npos.y = npos.y+0.5
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if minetest.get_node({x=npos.x, y=npos.y+2.5, z=npos.z}).name ~= "air" then
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npos.y = npos.y-0.5
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end
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end
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if self.direction == -1 then
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npos.y = npos.y-1
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if minetest.get_node(npos).name ~= "air" then
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npos.y = npos.y+0.5
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end
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end
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self.object:setpos(vector.round(npos))
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end
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if exit then
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-- Create node and remove entity
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minetest.add_node(np, {name="lifter:lift"})
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self.object:remove()
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nodeupdate(np)
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if self.driver then
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self.driver:set_detach()
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self.driver:set_eye_offset({x=0, y=0, z=0},{x=0, y=0, z=0})
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pos.y = pos.y-0.2
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self.driver:setpos(pos)
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end
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return
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end
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-- Set gravity
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self.object:setacceleration({x=0, y=self.direction*10, z=0})
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end
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})
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minetest.register_craft({
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output = "lifter:lift",
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recipe = {
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{"group:wood", "group:stick", "group:wood"},
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{"group:wood", "default:mese", "default:wood"},
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{"group:wood", "group:stick", "group:wood"},
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},
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})
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