forked from luanti-org/minetest_game
Use 6d facedir to place upside down slabs and stairs
This commit is contained in:
PilzAdam
@@ -28,36 +28,35 @@ function stairs.register_stair(subname, recipeitem, groups, images, description,
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local p0 = pointed_thing.under
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local p1 = pointed_thing.above
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local param2 = 0
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local placer_pos = placer:getpos()
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if placer_pos then
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local dir = {
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x = p1.x - placer_pos.x,
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y = p1.y - placer_pos.y,
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z = p1.z - placer_pos.z
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}
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param2 = minetest.dir_to_facedir(dir)
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end
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if p0.y-1 == p1.y then
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local fakestack = ItemStack("stairs:stair_" .. subname.."upside_down")
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local ret = minetest.item_place(fakestack, placer, pointed_thing)
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if ret:is_empty() then
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itemstack:take_item()
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return itemstack
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param2 = param2 + 20
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if param2 == 21 then
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param2 = 23
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elseif param2 == 23 then
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param2 = 21
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end
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end
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-- Otherwise place regularly
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return minetest.item_place(itemstack, placer, pointed_thing)
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return minetest.item_place(itemstack, placer, pointed_thing, param2)
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end,
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})
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-- for replace ABM
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minetest.register_node(":stairs:stair_" .. subname.."upside_down", {
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drop = "stairs:stair_" .. subname,
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drawtype = "nodebox",
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tiles = images,
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paramtype = "light",
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paramtype2 = "facedir",
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is_ground_content = true,
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groups = groups,
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sounds = sounds,
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node_box = {
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type = "fixed",
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fixed = {
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{-0.5, 0, -0.5, 0.5, 0.5, 0.5},
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{-0.5, -0.5, 0, 0.5, 0, 0.5},
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},
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},
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replace_name = "stairs:stair_" .. subname,
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groups = {slabs_replace=1},
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})
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minetest.register_craft({
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@@ -87,6 +86,7 @@ function stairs.register_slab(subname, recipeitem, groups, images, description,
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drawtype = "nodebox",
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tiles = images,
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paramtype = "light",
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paramtype2 = "facedir",
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is_ground_content = true,
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groups = groups,
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sounds = sounds,
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@@ -106,21 +106,32 @@ function stairs.register_slab(subname, recipeitem, groups, images, description,
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local p0 = pointed_thing.under
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local p1 = pointed_thing.above
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local n0 = minetest.get_node(p0)
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if n0.name == "stairs:slab_" .. subname and
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p0.y+1 == p1.y then
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local n1 = minetest.get_node(p1)
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local param2 = 0
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local n0_is_upside_down = (n0.name == "stairs:slab_" .. subname and
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n0.param2 >= 20)
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if n0.name == "stairs:slab_" .. subname and not n0_is_upside_down and p0.y+1 == p1.y then
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slabpos = p0
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slabnode = n0
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elseif n1.name == "stairs:slab_" .. subname then
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slabpos = p1
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slabnode = n1
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end
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if slabpos then
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-- Remove the slab at slabpos
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minetest.remove_node(slabpos)
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-- Make a fake stack of a single item and try to place it
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local fakestack = ItemStack(recipeitem)
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fakestack:set_count(itemstack:get_count())
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pointed_thing.above = slabpos
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fakestack = minetest.item_place(fakestack, placer, pointed_thing)
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local success
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fakestack, success = minetest.item_place(fakestack, placer, pointed_thing)
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-- If the item was taken from the fake stack, decrement original
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if not fakestack or fakestack:is_empty() then
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itemstack:take_item(1)
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if success then
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itemstack:set_count(fakestack:get_count())
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-- Else put old node back
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else
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minetest.set_node(slabpos, slabnode)
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@@ -131,16 +142,19 @@ function stairs.register_slab(subname, recipeitem, groups, images, description,
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-- Upside down slabs
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if p0.y-1 == p1.y then
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-- Turn into full block if pointing at a existing slab
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if n0.name == "stairs:slab_" .. subname.."upside_down" then
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if n0_is_upside_down then
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-- Remove the slab at the position of the slab
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minetest.remove_node(p0)
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-- Make a fake stack of a single item and try to place it
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local fakestack = ItemStack(recipeitem)
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fakestack:set_count(itemstack:get_count())
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pointed_thing.above = p0
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fakestack = minetest.item_place(fakestack, placer, pointed_thing)
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local success
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fakestack, success = minetest.item_place(fakestack, placer, pointed_thing)
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-- If the item was taken from the fake stack, decrement original
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if not fakestack or fakestack:is_empty() then
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itemstack:take_item(1)
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if success then
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itemstack:set_count(fakestack:get_count())
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-- Else put old node back
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else
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minetest.set_node(p0, n0)
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@@ -149,43 +163,22 @@ function stairs.register_slab(subname, recipeitem, groups, images, description,
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end
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-- Place upside down slab
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local fakestack = ItemStack("stairs:slab_" .. subname.."upside_down")
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local ret = minetest.item_place(fakestack, placer, pointed_thing)
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if ret:is_empty() then
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itemstack:take_item()
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return itemstack
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end
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param2 = 20
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end
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-- If pointing at the side of a upside down slab
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if n0.name == "stairs:slab_" .. subname.."upside_down" and
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p0.y+1 ~= p1.y then
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-- Place upside down slab
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local fakestack = ItemStack("stairs:slab_" .. subname.."upside_down")
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local ret = minetest.item_place(fakestack, placer, pointed_thing)
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if ret:is_empty() then
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itemstack:take_item()
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return itemstack
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end
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if n0_is_upside_down and p0.y+1 ~= p1.y then
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param2 = 20
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end
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-- Otherwise place regularly
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return minetest.item_place(itemstack, placer, pointed_thing)
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return minetest.item_place(itemstack, placer, pointed_thing, param2)
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end,
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})
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-- for replace ABM
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minetest.register_node(":stairs:slab_" .. subname.."upside_down", {
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drop = "stairs:slab_"..subname,
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drawtype = "nodebox",
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tiles = images,
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paramtype = "light",
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is_ground_content = true,
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groups = groups,
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sounds = sounds,
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node_box = {
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type = "fixed",
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fixed = {-0.5, 0, -0.5, 0.5, 0.5, 0.5},
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},
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replace_name = "stairs:slab_"..subname,
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groups = {slabs_replace=1},
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})
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minetest.register_craft({
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@@ -196,6 +189,23 @@ function stairs.register_slab(subname, recipeitem, groups, images, description,
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})
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end
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-- Replace old "upside_down" nodes with new param2 versions
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minetest.register_abm({
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nodenames = {"group:slabs_replace"},
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interval = 1,
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chance = 1,
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action = function(pos, node)
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node.name = minetest.registered_nodes[node.name].replace_name
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node.param2 = node.param2 + 20
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if node.param2 == 21 then
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node.param2 = 23
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elseif node.param2 == 23 then
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node.param2 = 21
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end
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minetest.set_node(pos, node)
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end,
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})
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-- Nodes will be called stairs:{stair,slab}_<subname>
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function stairs.register_stair_and_slab(subname, recipeitem, groups, images, desc_stair, desc_slab, sounds)
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stairs.register_stair(subname, recipeitem, groups, images, desc_stair, sounds)
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