ABM without_neighbors (#14116)

games/devtest/mods/testabms/README.md

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+# Test ABMs
+
+This mod contains a nodes and related ABM actions.
+By placing these nodes, you can test basic ABM behaviours.
+
+There are separate tests for ABM `chance`, `interval`, `min_y`, `max_y`, `neighbor` and `without_neighbor` fields.

games/devtest/mods/testabms/after_node.lua

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+
+local S = minetest.get_translator("testnodes")
+
+-- After ABM node
+minetest.register_node("testabms:after_abm", {
+	description = S("After ABM processed node."),
+	drawtype = "normal",
+	tiles = { "testabms_after_node.png" },
+
+	groups = { dig_immediate = 3 },
+})
+

games/devtest/mods/testabms/chances.lua

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+-- test ABMs with different chances
+
+local S = minetest.get_translator("testnodes")
+
+-- ABM chance 5 node
+minetest.register_node("testabms:chance_5", {
+	description = S("Node for test ABM chance_5"),
+	drawtype = "normal",
+	tiles = { "testabms_wait_node.png" },
+
+	groups = { dig_immediate = 3 },
+	
+	on_construct = function (pos)
+		local meta = minetest.get_meta(pos)
+		meta:set_string("infotext", "Waiting for ABM testabms:chance_5")
+	end,
+})
+
+minetest.register_abm({
+	label = "testabms:chance_5",
+	nodenames = "testabms:chance_5",
+	interval = 10,
+	chance = 5,
+	action = function (pos)
+		minetest.swap_node(pos, {name="testabms:after_abm"})
+		local meta = minetest.get_meta(pos)
+		meta:set_string("infotext", "ABM testabsm:chance_5 changed this node.")
+	end
+})
+
+-- ABM chance 20 node
+minetest.register_node("testabms:chance_20", {
+	description = S("Node for test ABM chance_20"),
+	drawtype = "normal",
+	tiles = { "testabms_wait_node.png" },
+
+	groups = { dig_immediate = 3 },
+	
+	on_construct = function (pos)
+		local meta = minetest.get_meta(pos)
+		meta:set_string("infotext", "Waiting for ABM testabms:chance_20")
+	end,
+})
+
+minetest.register_abm({
+	label = "testabms:chance_20",
+	nodenames = "testabms:chance_20",
+	interval = 10,
+	chance = 20,
+	action = function (pos)
+		minetest.swap_node(pos, {name="testabms:after_abm"})
+		local meta = minetest.get_meta(pos)
+		meta:set_string("infotext", "ABM testabsm:chance_20 changed this node.")
+	end
+})
+

games/devtest/mods/testabms/init.lua

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+local path = minetest.get_modpath(minetest.get_current_modname())
+
+dofile(path.."/after_node.lua")
+dofile(path.."/chances.lua")
+dofile(path.."/intervals.lua")
+dofile(path.."/min_max.lua")
+dofile(path.."/neighbors.lua")

games/devtest/mods/testabms/intervals.lua

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+-- test ABMs with different interval
+
+local S = minetest.get_translator("testnodes")
+
+-- ABM inteval 1 node
+minetest.register_node("testabms:interval_1", {
+	description = S("Node for test ABM interval_1"),
+	drawtype = "normal",
+	tiles = { "testabms_wait_node.png" },
+
+	groups = { dig_immediate = 3 },
+	
+	on_construct = function (pos)
+		local meta = minetest.get_meta(pos)
+		meta:set_string("infotext", "Waiting for ABM testabms:interval_1")
+	end,
+})
+
+minetest.register_abm({
+	label = "testabms:interval_1",
+	nodenames = "testabms:interval_1",
+	interval = 1,
+	chance = 1,
+	action = function (pos)
+		minetest.swap_node(pos, {name="testabms:after_abm"})
+		local meta = minetest.get_meta(pos)
+		meta:set_string("infotext", "ABM testabsm:interval_1 changed this node.")
+	end
+})
+
+-- ABM interval 60 node
+minetest.register_node("testabms:interval_60", {
+	description = S("Node for test ABM interval_60"),
+	drawtype = "normal",
+	tiles = { "testabms_wait_node.png" },
+
+	groups = { dig_immediate = 3 },
+	
+	on_construct = function (pos)
+		local meta = minetest.get_meta(pos)
+		meta:set_string("infotext", "Waiting for ABM testabms:interval_60")
+	end,
+})
+
+minetest.register_abm({
+	label = "testabms:interval_60",
+	nodenames = "testabms:interval_60",
+	interval = 60,
+	chance = 1,
+	action = function (pos)
+		minetest.swap_node(pos, {name="testabms:after_abm"})
+		local meta = minetest.get_meta(pos)
+		meta:set_string("infotext", "ABM testabsm:interval_60 changed this node.")
+	end
+})
+

games/devtest/mods/testabms/min_max.lua

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+-- test ABMs with min_y and max_y
+
+local S = minetest.get_translator("testnodes")
+
+-- ABM min_y node
+minetest.register_node("testabms:min_y", {
+	description = S("Node for test ABM min_y."),
+	drawtype = "normal",
+	tiles = { "testabms_wait_node.png" },
+
+	groups = { dig_immediate = 3 },
+	
+	on_construct = function (pos)
+		local meta = minetest.get_meta(pos)
+		meta:set_string("infotext", "Waiting for ABM testabms:min_y at y "..pos.y.." with min_y = 0")
+	end,
+})
+
+minetest.register_abm({
+	label = "testabms:min_y",
+	nodenames = "testabms:min_y",
+	interval = 10,
+	chance = 1,
+	min_y = 0,
+	action = function (pos)
+		minetest.swap_node(pos, {name="testabms:after_abm"})
+		local meta = minetest.get_meta(pos)
+		meta:set_string("infotext", "ABM testabsm:min_y changed this node.")
+	end
+})
+
+-- ABM max_y node
+minetest.register_node("testabms:max_y", {
+	description = S("Node for test ABM max_y."),
+	drawtype = "normal",
+	tiles = { "testabms_wait_node.png" },
+
+	groups = { dig_immediate = 3 },
+	
+	on_construct = function (pos)
+		local meta = minetest.get_meta(pos)
+		meta:set_string("infotext", "Waiting for ABM testabms:max_y at y "..pos.y.." with max_y = 0")
+	end,
+})
+
+minetest.register_abm({
+	label = "testabms:max_y",
+	nodenames = "testabms:max_y",
+	interval = 10,
+	chance = 1,
+	max_y = 0,
+	action = function (pos)
+		minetest.swap_node(pos, {name="testabms:after_abm"})
+		local meta = minetest.get_meta(pos)
+		meta:set_string("infotext", "ABM testabsm:max_y changed this node.")
+	end
+})
+

games/devtest/mods/testabms/mod.conf

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+name = testabms
+description = Contains some nodes for test ABMs.

games/devtest/mods/testabms/neighbors.lua

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+-- test ABMs with neighbor and without_neighbor
+
+local S = minetest.get_translator("testnodes")
+
+-- ABM required neighbor
+minetest.register_node("testabms:required_neighbor", {
+	description = S("Node for test ABM required_neighbor.") .. "\n"
+		.. S("Sensitive neighbor node is testnodes:normal."),
+	drawtype = "normal",
+	tiles = { "testabms_wait_node.png" },
+
+	groups = { dig_immediate = 3 },
+	
+	on_construct = function (pos)
+		local meta = minetest.get_meta(pos)
+		meta:set_string("infotext",
+			"Waiting for ABM testabms:required_neighbor "
+			.. "(normal drawtype testnode sensitive)")
+	end,
+})
+
+minetest.register_abm({
+	label = "testabms:required_neighbor",
+	nodenames = "testabms:required_neighbor",
+	neighbors = {"testnodes:normal"},
+	interval = 1,
+	chance = 1,
+	action = function (pos)
+		minetest.swap_node(pos, {name="testabms:after_abm"})
+		local meta = minetest.get_meta(pos)
+		meta:set_string("infotext",
+			"ABM testabsm:required_neighbor changed this node.")
+	end
+})
+
+-- ABM missing neighbor node
+minetest.register_node("testabms:missing_neighbor", {
+	description = S("Node for test ABM missing_neighbor.") .. "\n"
+		.. S("Sensitive neighbor node is testnodes:normal."),
+	drawtype = "normal",
+	tiles = { "testabms_wait_node.png" },
+
+	groups = { dig_immediate = 3 },
+	
+	on_construct = function (pos)
+		local meta = minetest.get_meta(pos)
+		meta:set_string("infotext",
+			"Waiting for ABM testabms:missing_neighbor"
+			.. " (normal drawtype testnode sensitive)")
+	end,
+})
+
+minetest.register_abm({
+	label = "testabms:missing_neighbor",
+	nodenames = "testabms:missing_neighbor",
+	without_neighbors = {"testnodes:normal"},
+	interval = 1,
+	chance = 1,
+	action = function (pos)
+		minetest.swap_node(pos, {name="testabms:after_abm"})
+		local meta = minetest.get_meta(pos)
+		meta:set_string("infotext",
+			"ABM testabsm:missing_neighbor changed this node.")
+	end
+})
+
+-- ABM required and missing neighbor node
+minetest.register_node("testabms:required_missing_neighbor", {
+	description = S("Node for test ABM required_missing_neighbor.") .. "\n"
+		.. S("Sensitive neighbor nodes are testnodes:normal and testnodes:glasslike."),
+	drawtype = "normal",
+	tiles = { "testabms_wait_node.png" },
+
+	groups = { dig_immediate = 3 },
+	
+	on_construct = function (pos)
+		local meta = minetest.get_meta(pos)
+		meta:set_string("infotext",
+			"Waiting for ABM testabms:required_missing_neighbor"
+			.. " (wint normal drawtype testnode and no glasslike"
+			.. " drawtype testnode sensitive)")
+	end,
+})
+
+minetest.register_abm({
+	label = "testabms:required_missing_neighbor",
+	nodenames = "testabms:required_missing_neighbor",
+	neighbors = {"testnodes:normal"},
+	without_neighbors = {"testnodes:glasslike"},
+	interval = 1,
+	chance = 1,
+	action = function (pos)
+		minetest.swap_node(pos, {name="testabms:after_abm"})
+		local meta = minetest.get_meta(pos)
+		meta:set_string("infotext",
+			"ABM testabsm:required_missing_neighbor changed this node.")
+	end
+})
+