Small cleanups in internal.lua, move forceloading reversal to legacy

mesecons/internal.lua

@@ -37,10 +37,6 @@
 -- HIGH-LEVEL Internals
 -- mesecon.is_power_on(pos)				--> Returns true if pos emits power in any way
 -- mesecon.is_power_off(pos)				--> Returns true if pos does not emit power in any way
--- mesecon.turnon(pos, link) 				--> link is the input rule that caused calling turnon, turns on every connected node, iterative
--- mesecon.turnoff(pos, link)				--> link is the input rule that caused calling turnoff, turns off every connected node, iterative
--- mesecon.connected_to_receptor(pos, link)		--> Returns true if pos is connected to a receptor directly or via conductors, iterative
--- mesecon.rules_link(output, input, dug_outputrules)	--> Returns true if outputposition + outputrules = inputposition and inputposition + inputrules = outputposition (if the two positions connect)
 -- mesecon.is_powered(pos)				--> Returns true if pos is powered by a receptor or a conductor
 
 -- RULES ROTATION helpers
@@ -475,6 +471,8 @@ function mesecon.turnoff(pos, link)
 	return true
 end
 
+-- Get all linking inputrules of inputnode (effector or conductor) that is connected to
+-- outputnode (receptor or conductor) at position `output` and has an output in direction `rule`
 function mesecon.rules_link_rule_all(output, rule)
 	local input = vector.add(output, rule)
 	local inputnode = mesecon.get_node_force(input)
@@ -494,8 +492,9 @@ function mesecon.rules_link_rule_all(output, rule)
 	return rules
 end
 
+-- Get all linking outputnodes of outputnode (receptor or conductor) that is connected to
+-- inputnode (effector or conductor) at position `input` and has an input in direction `rule`
 function mesecon.rules_link_rule_all_inverted(input, rule)
-	--local irule = mesecon.invertRule(rule)
 	local output = vector.add(input, rule)
 	local outputnode = mesecon.get_node_force(output)
 	local outputrules = mesecon.get_any_outputrules(outputnode)

mesecons/legacy.lua

@@ -28,3 +28,10 @@ function mesecon.receptor_off(self, pos, rules)
 	mesecon.queue:add_action(pos, "receptor_off", {rules}, nil, rules)
 end
 
+-- Un-forceload any forceloaded mapblocks from older versions of Mesecons which
+-- used forceloading instead of VoxelManipulators.
+local old_forceloaded_blocks = mesecon.file2table("mesecon_forceloaded")
+for hash, _ in pairs(old_forceloaded_blocks) do
+	minetest.forceload_free_block(unhash_blockpos(hash))
+end
+os.remove(minetest.get_worldpath()..DIR_DELIM.."mesecon_forceloaded")

mesecons/util.lua

@@ -219,7 +219,7 @@ function mesecon.table2file(filename, table)
 	f:close()
 end
 
--- Forceloading: Force server to load area if node is nil
+-- Block position "hashing" (convert to integer) functions for voxelmanip cache
 local BLOCKSIZE = 16
 
 -- convert node position --> block hash
@@ -363,14 +363,6 @@ function mesecon.swap_node_force(pos, name)
 	end
 end
 
--- Un-forceload any forceloaded mapblocks from older versions of Mesecons which
--- used forceloading instead of VoxelManipulators.
-local old_forceloaded_blocks = mesecon.file2table("mesecon_forceloaded")
-for hash, _ in pairs(old_forceloaded_blocks) do
-	minetest.forceload_free_block(unhash_blockpos(hash))
-end
-os.remove(wpath..DIR_DELIM.."mesecon_forceloaded")
-
 -- Autoconnect Hooks
 -- Nodes like conductors may change their appearance and their connection rules
 -- right after being placed or after being dug, e.g. the default wires use this