279 lines
8.9 KiB
Lua
279 lines
8.9 KiB
Lua
--PISTONS
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--registration normal one:
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minetest.register_node("mesecons_pistons:piston_normal", {
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tile_images = {"jeija_piston_tb.png", "jeija_piston_tb.png", "jeija_piston_tb.png", "jeija_piston_tb.png", "jeija_piston_tb.png", "jeija_piston_side.png"},
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groups = {cracky=3},
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paramtype2="facedir",
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description="Piston",
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after_dig_node = function(pos)
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local objs = minetest.env:get_objects_inside_radius(pos, 2)
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for k, obj in pairs(objs) do
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if obj:get_entity_name() == "mesecons_pistons:piston_pusher_normal" then
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obj:remove()
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end
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end
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end
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})
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minetest.register_craft({
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output = '"mesecons_pistons:piston_normal" 2',
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recipe = {
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{"default:wood", "default:wood", "default:wood"},
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{"default:cobble", "default:steel_ingot", "default:cobble"},
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{"default:cobble", "mesecons:mesecon_off", "default:cobble"},
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}
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})
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--registration sticky one:
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minetest.register_node("mesecons_pistons:piston_sticky", {
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tile_images = {"jeija_piston_tb.png", "jeija_piston_tb.png", "jeija_piston_tb.png", "jeija_piston_tb.png", "jeija_piston_tb.png", "jeija_piston_sticky_side.png"},
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groups = {cracky=3},
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paramtype2="facedir",
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description="Sticky Piston",
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after_dig_node = function(pos)
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local objs = minetest.env:get_objects_inside_radius(pos, 2)
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for k, obj in pairs(objs) do
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if obj:get_entity_name() == "mesecons_pistons:piston_pusher_sticky" then
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obj:remove()
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end
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end
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end
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})
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minetest.register_craft({
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output = '"mesecons_pistons:piston_sticky" 1',
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recipe = {
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{'"mesecons_materials:glue"'},
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{'"mesecons_pistons:piston_normal"'},
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}
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})
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-- get push direction normal
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function mesecon:piston_get_direction(pos)
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local direction = {x=0, y=0, z=0}
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if OLD_PISTON_DIRECTION==1 then
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getactivated=0
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local lpos={x=pos.x, y=pos.y, z=pos.z}
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local getactivated=0
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local rules=mesecon:get_rules("piston")
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getactivated=getactivated+mesecon:is_power_on(pos, rules[1].x, rules[1].y, rules[1].z)
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if getactivated>0 then direction.y=-1 return direction end
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getactivated=getactivated+mesecon:is_power_on(pos, rules[2].x, rules[2].y, rules[2].z)
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if getactivated>0 then direction.y=1 return direction end
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for k=3, 5 do
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getactivated=getactivated+mesecon:is_power_on(pos, rules[k].x, rules[k].y, rules[k].z)
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end
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if getactivated>0 then direction.z=1 return direction end
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for n=6, 8 do
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getactivated=getactivated+mesecon:is_power_on(pos, rules[n].x, rules[n].y, rules[n].z)
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end
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if getactivated>0 then direction.z=-1 return direction end
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for j=9, 11 do
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getactivated=getactivated+mesecon:is_power_on(pos, rules[j].x, rules[j].y, rules[j].z)
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end
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if getactivated>0 then direction.x=-1 return direction end
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for l=12, 14 do
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getactivated=getactivated+mesecon:is_power_on(pos, rules[l].x, rules[l].y, rules[l].z)
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end
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if getactivated>0 then direction.x=1 return direction end
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else
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local node=minetest.env:get_node(pos)
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if node.param2==3 then
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return {x=1, y=0, z=0}
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end
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if node.param2==2 then
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return {x=0, y=0, z=1}
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end
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if node.param2==1 then
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return {x=-1, y=0, z=0}
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end
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if node.param2==0 then
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return {x=0, y=0, z=-1}
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end
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end
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return direction
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end
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-- get pull/push direction sticky
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function mesecon:sticky_piston_get_direction(pos)
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if OLD_PISTON_DIRECTION==1 then
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getactivated=0
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local direction = {x=0, y=0, z=0}
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local lpos={x=pos.x, y=pos.y, z=pos.z}
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local getactivated=0
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local rules=mesecon:get_rules("piston")
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getactivated=getactivated+mesecon:is_power_off(pos, rules[1].x, rules[1].y, rules[1].z)
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if getactivated>0 then direction.y=-1 return direction end
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getactivated=getactivated+mesecon:is_power_off(pos, rules[2].x, rules[2].y, rules[2].z)
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if getactivated>0 then direction.y=1 return direction end
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for k=3, 5 do
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getactivated=getactivated+mesecon:is_power_off(pos, rules[k].x, rules[k].y, rules[k].z)
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end
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if getactivated>0 then direction.z=1 return direction end
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for n=6, 8 do
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getactivated=getactivated+mesecon:is_power_off(pos, rules[n].x, rules[n].y, rules[n].z)
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end
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if getactivated>0 then direction.z=-1 return direction end
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for j=9, 11 do
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getactivated=getactivated+mesecon:is_power_off(pos, rules[j].x, rules[j].y, rules[j].z)
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end
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if getactivated>0 then direction.x=-1 return direction end
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for l=12, 14 do
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getactivated=getactivated+mesecon:is_power_off(pos, rules[l].x, rules[l].y, rules[l].z)
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end
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if getactivated>0 then direction.x=1 return direction end
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else
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local node=minetest.env:get_node(pos)
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if node.param2==3 then
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return {x=1, y=0, z=0}
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end
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if node.param2==2 then
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return {x=0, y=0, z=1}
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end
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if node.param2==1 then
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return {x=-1, y=0, z=0}
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end
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if node.param2==0 then
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return {x=0, y=0, z=-1}
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end
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end
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return direction
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end
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-- Push action
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mesecon:register_on_signal_on(function (pos, node)
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if (node.name=="mesecons_pistons:piston_normal" or node.name=="mesecons_pistons:piston_sticky") then
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local direction=mesecon:piston_get_direction(pos)
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local checknode={}
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local checkpos={x=pos.x, y=pos.y, z=pos.z}
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repeat -- Check if it collides with a stopper
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checkpos={x=checkpos.x+direction.x, y=checkpos.y+direction.y, z=checkpos.z+direction.z}
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checknode=minetest.env:get_node(checkpos)
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if mesecon:is_mvps_stopper(checknode.name) then
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return
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end
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until checknode.name=="air"
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or checknode.name=="ignore"
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or checknode.name=="default:water"
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or checknode.name=="default:water_flowing"
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local obj={}
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if node.name=="mesecons_pistons:piston_normal" then
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obj=minetest.env:add_entity(pos, "mesecons_pistons:piston_pusher_normal")
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elseif node.name=="mesecons_pistons:piston_sticky" then
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obj=minetest.env:add_entity(pos, "mesecons_pistons:piston_pusher_sticky")
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end
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if ENABLE_PISTON_ANIMATION==1 then
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obj:setvelocity({x=direction.x*4, y=direction.y*4, z=direction.z*4})
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else
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obj:moveto({x=pos.x+direction.x, y=pos.y+direction.y, z=pos.z+direction.z}, false)
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end
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local np = {x=pos.x+direction.x, y=pos.y+direction.y, z=pos.z+direction.z}
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local coln = minetest.env:get_node(np)
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or checknode.name=="ignore"
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or checknode.name=="default:water"
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or checknode.name=="default:water_flowing"
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if coln.name ~= "air" and coln.name ~="water" then
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local thisp= {x=np.x, y=np.y, z=np.z}
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local thisnode=minetest.env:get_node(thisp)
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local nextnode={}
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minetest.env:remove_node(thisp)
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repeat
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thisp.x=thisp.x+direction.x
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thisp.y=thisp.y+direction.y
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thisp.z=thisp.z+direction.z
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nextnode=minetest.env:get_node(thisp)
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minetest.env:add_node(thisp, {name=thisnode.name})
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nodeupdate(thisp)
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thisnode=nextnode
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until thisnode.name=="air"
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or thisnode.name=="ignore"
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or thisnode.name=="default:water"
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or thisnode.name=="default:water_flowing"
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end
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end
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end)
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--Pull action (sticky only)
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mesecon:register_on_signal_off(function (pos, node)
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if node.name=="mesecons_pistons:piston_sticky" or node.name=="mesecons_pistons:piston_normal" then
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local objs = minetest.env:get_objects_inside_radius(pos, 2)
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for k, obj in pairs(objs) do
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local obj_name = obj:get_entity_name()
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if obj_name == "mesecons_pistons:piston_pusher_normal" or obj_name == "mesecons_pistons:piston_pusher_sticky" then
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obj:remove()
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end
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end
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if node.name=="mesecons_pistons:piston_sticky" then
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local direction=mesecon:sticky_piston_get_direction(pos)
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local np = {x=pos.x+direction.x, y=pos.y+direction.y, z=pos.z+direction.z}
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local coln = minetest.env:get_node(np)
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if coln.name == "air" or coln.name =="water" then
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local thisp= {x=np.x+direction.x, y=np.y+direction.y, z=np.z+direction.z}
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local thisnode=minetest.env:get_node(thisp)
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if thisnode.name~="air" and thisnode.name~="water" and not mesecon:is_mvps_stopper(thisnode.name) then
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local newpos={}
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local oldpos={}
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minetest.env:add_node(np, {name=thisnode.name})
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minetest.env:remove_node(thisp)
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end
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end
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end
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end
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end)
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--Piston Animation
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local PISTON_PUSHER_NORMAL={
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physical = false,
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visual = "sprite",
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textures = {"default_wood.png", "default_wood.png", "jeija_piston_pusher_normal.png", "jeija_piston_pusher_normal.png", "jeija_piston_pusher_normal.png", "jeija_piston_pusher_normal.png"},
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collisionbox = {-0.5,-0.5,-0.5, 0.5,0.5,0.5},
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visual = "cube",
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timer=0,
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}
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function PISTON_PUSHER_NORMAL:on_step(dtime)
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self.timer=self.timer+dtime
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if self.timer>=0.24 then
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self.object:setvelocity({x=0, y=0, z=0})
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end
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end
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local PISTON_PUSHER_STICKY={
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physical = false,
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visual = "sprite",
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textures = {"default_wood.png", "default_wood.png", "jeija_piston_pusher_sticky.png", "jeija_piston_pusher_sticky.png", "jeija_piston_pusher_sticky.png", "jeija_piston_pusher_sticky.png"},
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collisionbox = {-0.5,-0.5,-0.5, 0.5,0.5,0.5},
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visual = "cube",
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timer=0,
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}
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function PISTON_PUSHER_STICKY:on_step(dtime)
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self.timer=self.timer+dtime
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if self.timer>=0.24 then
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self.object:setvelocity({x=0, y=0, z=0})
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end
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end
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minetest.register_entity("mesecons_pistons:piston_pusher_normal", PISTON_PUSHER_NORMAL)
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minetest.register_entity("mesecons_pistons:piston_pusher_sticky", PISTON_PUSHER_STICKY)
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