103 lines
3.8 KiB
Lua
103 lines
3.8 KiB
Lua
local rmod_conveyor_top_animated = {
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name = "rmod_conveyor_top_animated.png",
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backface_culling = true,
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animation = {
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type = "vertical_frames",
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aspect_w = 16,
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aspect_h = 16,
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length = 1/8, -- it takes 1 second to move 16 pixels, thus 1/16 seconds to move one pixel. but this animation is two pixels per runthrough.
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},
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}
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local rmod_conveyor_top_animated_2 = {
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name = "rmod_conveyor_top_animated_2.png", -- Higher resolution version with 4 frames as opposed to 2.
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backface_culling = true,
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animation = {
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type = "vertical_frames",
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aspect_w = 32,
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aspect_h = 32,
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length = 1/8, -- it takes 1 second to move 16 pixels, thus 1/16 seconds to move one pixel. but this animation is two pixels per runthrough.
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},
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}
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local rmod_conveyor_top_animated_2_reversed = { -- Reversed animation for the Z+ face.
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name = "rmod_conveyor_top_animated_2_reversed.png", -- Higher resolution version with 4 frames as opposed to 2.
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backface_culling = true,
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animation = {
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type = "vertical_frames",
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aspect_w = 32,
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aspect_h = 32,
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length = 1/8, -- it takes 1 second to move 16 pixels, thus 1/16 seconds to move one pixel. but this animation is two pixels per runthrough.
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},
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}
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minetest.register_node("rmod:conveyor", {
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description = "Conveyor",
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--[[tiles = {"rmod_conveyor_top.png", "rmod_conveyor_top.png", "rmod_conveyor_side.png", "rmod_conveyor_side.png", "rmod_conveyor_top.png", "rmod_conveyor_top.png"},]]
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tiles = {
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rmod_conveyor_top_animated_2, rmod_conveyor_top_animated_2,
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"rmod_conveyor_side.png", "rmod_conveyor_side.png",
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rmod_conveyor_top_animated_2_reversed, rmod_conveyor_top_animated_2 -- You have to reverse one of the faces to go UP, not DOWN.
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},
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groups = {oddly_breakable_by_hand = 1},
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use_texture_alpha = true,
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paramtype2 = "facedir",
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})
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local queue = {}
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local entity_queue = {}
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minetest.register_abm({
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label = "Conveyor Step",
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nodenames = {"rmod:conveyor"},
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neighbors = {},
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interval = 1,
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chance = 1,
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action = function (pos, node)
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entity_queue = {}
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queue[pos] = node
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end,
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})
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local getdef = function (pos)
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return minetest.registered_nodes[minetest.get_node(pos).name]
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end
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minetest.register_globalstep(function (dtime)
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for pos,node in pairs(queue) do
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local facedir = minetest.facedir_to_dir(node.param2)
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for _,entity in pairs(minetest.get_objects_inside_radius(pos, 1)) do
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if entity and not entity_queue[entity] then
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local offset = vector.subtract(entity:getpos(), pos)
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local movementDir = vector.multiply(facedir, {x=-1,y=-1,z=-1})
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if math.abs(offset.x) < 0.8 and math.abs(offset.z) < 0.8 and offset.y > 0 then
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local new_pos = vector.add(entity:getpos(), movementDir)
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local rounded_pos = {x=math.floor(new_pos.x+0.5),y=math.floor(new_pos.y+0.5),z=math.floor(new_pos.z+0.5)}
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if not getdef(rounded_pos).walkable then
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entity:setpos(new_pos)
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entity_queue[entity] = true
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queue[pos] = nil
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end
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elseif math.abs(offset.x) < 2 and math.abs(offset.z) < 2 and offset.y < 0 then
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-- Take the movementDir, and subtract it from my position. Then subtract y=0.5. Players here should move UP.
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local moveUpPos = vector.subtract(vector.subtract(pos, movementDir), {x=0,y=0.5,z=0})
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local offset = vector.subtract(entity:getpos(), moveUpPos)
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local new_pos = vector.add(vector.add(entity:getpos(), {x=0,y=1,z=0}), movementDir)
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local obpos = vector.add(pos, {x=0,y=1,z=0}) -- check the node 1 above of us.
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local obpos2 = vector.add(pos, {x=0,y=2,z=0}) -- 2 above.
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if not (getdef(obpos).walkable or getdef(obpos2).walkable) then
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if math.abs(offset.x) < 0.5 and math.abs(offset.z) < 0.5 and math.abs(offset.y) < 0.5 then
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entity:setpos(new_pos)
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entity_queue[entity] = true
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queue[pos] = nil
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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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end
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queue = {}
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end)
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