Minetest/VoxeLibre
2
0
Fork 0
mirror of https://git.minetest.land/VoxeLibre/VoxeLibre.git synced 2024-11-30 22:41:20 +01:00
Code Issues Projects Releases Packages Wiki Activity

Add direction hash reversal lookup table, reverse direction for input rule checking

Browse source
This commit is contained in:
teknomunk 2024-04-22 20:20:02 +00:00
parent 1da30698d7
commit bbbc90e514
1 changed files with 35 additions and 19 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

54
mods/ITEMS/REDSTONE/vl_redstone/init.lua
View file

@ -33,6 +33,15 @@ local function direction_from_hash(dir_hash)
local z = dir_hash % 3 - 1 local z = dir_hash % 3 - 1
return vector.new(x,y,z) return vector.new(x,y,z)
end end
local HASH_REVERSES = {}
for i=0,27 do
local dir = direction_from_hash(i)
local dir_rev = vector.subtract(vector.zero(), dir)
local dir_rev_hash = hash_from_direction(dir_rev)
HASH_REVERSES[dir_rev_hash] = i
--print("hash["..tostring(i).."] = "..vector_to_string(direction_from_hash(i))..", rev="..tostring(dir_rev_hash))
end
local DIR_HASH_ZERO = hash_from_direction(vector.zero()) local DIR_HASH_ZERO = hash_from_direction(vector.zero())
print("DIR_HASH_ZERO="..tostring(DIR_HASH_ZERO)) print("DIR_HASH_ZERO="..tostring(DIR_HASH_ZERO))
@ -77,7 +86,7 @@ local function calculate_driven_strength(pos, input_rules_hash)
local sources = node_multipower.sources local sources = node_multipower.sources
input_rules_hash = input_rules_hash or {} input_rules_hash = input_rules_hash or {}
print("in update_node(pos="..vector_to_string(pos)..") node_multipower("..tostring(node_multipower)..")="..dump(node_multipower)) --print("in update_node(pos="..vector_to_string(pos)..") node_multipower("..tostring(node_multipower)..")="..dump(node_multipower))
for pos_hash,data in pairs(sources) do for pos_hash,data in pairs(sources) do
local source_strength = data[1] local source_strength = data[1]
local dirs = data[2] local dirs = data[2]
@ -94,7 +103,7 @@ local function calculate_driven_strength(pos, input_rules_hash)
end end
end end
print("match="..tostring(match)..",source_strength="..tostring(source_strength)) --print("match="..tostring(match)..",source_strength="..tostring(source_strength))
-- Update strength and track which direction the strongest power is coming from -- Update strength and track which direction the strongest power is coming from
if match and source_strength >= strength then if match and source_strength >= strength then
@ -105,7 +114,7 @@ local function calculate_driven_strength(pos, input_rules_hash)
end end
end end
return strength,strongest_direction_hash return strength,HASH_REVERSES[strongest_direction_hash]
end end
local function update_node(pos) local function update_node(pos)
@ -116,7 +125,7 @@ local function update_node(pos)
local nodedef_mesecons = nodedef.mesecons local nodedef_mesecons = nodedef.mesecons
if not nodedef_mesecons then return end if not nodedef_mesecons then return end
print("Running update_node(pos="..vector_to_string(pos)..")") --print("Running update_node(pos="..vector_to_string(pos)..", node.name="..node.name..")")
-- Get input rules -- Get input rules
local input_rules = nil local input_rules = nil
@ -126,24 +135,33 @@ local function update_node(pos)
input_rules = nodedef_mesecons.effector.rules input_rules = nodedef_mesecons.effector.rules
else else
-- No input rules, can't act -- No input rules, can't act
print("Unable to find input rules for "..node.name..": mesecons="..dump(nodedef_mesecons)) --print("Unable to find input rules for "..node.name..": mesecons="..dump(nodedef_mesecons))
return return
end end
if type(input_rules) == "function" then
input_rules = input_rules(node)
end
-- Calculate the maximum power feeding into this node -- Calculate the maximum power feeding into this node
local input_rules_hash = get_input_rules_hash(nodedef_mesecons, input_rules) local input_rules_hash = get_input_rules_hash(nodedef_mesecons, input_rules)
print("input_rules_hash="..dump(input_rules_hash)..", input_rules="..dump(input_rules)) --print("input_rules_hash="..dump(input_rules_hash)..", input_rules="..dump(input_rules))
local strength,dir_hash = calculate_driven_strength(pos, input_rules_hash) local strength,dir_hash = calculate_driven_strength(pos, input_rules_hash)
print("strength="..tostring(strength)..",dir_hash="..tostring(dir_hash)) --print("strength="..tostring(strength)..",dir_hash="..tostring(dir_hash))
-- Don't do any processing inf the actual strength at this node has changed -- Don't do any processing inf the actual strength at this node has changed
local node_multipower = get_node_multipower_data(pos) local node_multipower = get_node_multipower_data(pos)
local last_strength = node_multipower.strength or 0 local last_strength = node_multipower.strength or 0
print("At "..vector_to_string(pos).." strength="..tostring(strength)..",last_strength="..tostring(last_strength)) --print("At "..vector_to_string(pos).."("..node.name..") strength="..tostring(strength)..",last_strength="..tostring(last_strength))
if last_strength == strength then return end if last_strength == strength then
--print("No strength change")
return
end
-- Determine the input rule that the strength is coming from (for mesecons compatibility; there are mods that depend on it) -- Determine the input rule that the strength is coming from (for mesecons compatibility; there are mods that depend on it)
local rule = nil local rule = nil
--print("input_rules="..dump(input_rules))
--print("input_rules_hash="..dump(input_rules_hash))
--print("dir_hash="..tostring(dir_hash))
for i = 1,#input_rules do for i = 1,#input_rules do
local input_rule = input_rules[i] local input_rule = input_rules[i]
local input_rule_hash = hash_from_direction(input_rule) local input_rule_hash = hash_from_direction(input_rule)
@ -153,10 +171,8 @@ local function update_node(pos)
end end
end end
if not rule then if not rule then
print("No rule found") --print("No rule found")
return return
else
print("rule="..dump(rule))
end end
-- Update the state -- Update the state
@ -218,7 +234,7 @@ local function update_node(pos)
-- Update the node -- Update the node
if new_node_name and new_node_name ~= node.name then if new_node_name and new_node_name ~= node.name then
---[[ --[[
print("Changing "..vector_to_string(pos).." from "..node.name.." to "..new_node_name.. print("Changing "..vector_to_string(pos).." from "..node.name.." to "..new_node_name..
", strength="..tostring(strength)..",last_strength="..tostring(last_strength)) ", strength="..tostring(strength)..",last_strength="..tostring(last_strength))
print("node.name="..node.name.. print("node.name="..node.name..
@ -319,17 +335,17 @@ vl_scheduler.register_function("vl_redstone:flow_power",function(task, source_po
-- Update node power directly -- Update node power directly
local node_multipower = get_node_multipower_data(pos) local node_multipower = get_node_multipower_data(pos)
local old_data = node_multipower.sources[source_pos_hash] --local old_data = node_multipower.sources[source_pos_hash]
local old_strength = old_data and old_data[1] or 0 --local old_strength = old_data and old_data[1] or 0
print("Changing "..vector.to_string(pos)..".source["..vector_to_string(source_pos).."] from "..tostring(old_strength).." to "..tostring(strength)) --print("Changing "..vector.to_string(pos)..".source["..vector_to_string(source_pos).."] from "..tostring(old_strength).." to "..tostring(strength))
print("\tBefore node_multipower("..tostring(node_multipower)..")="..dump(node_multipower)) --print("\tBefore node_multipower("..tostring(node_multipower)..")="..dump(node_multipower))
print("\tdir_list="..dump(dir_list)) --print("\tdir_list="..dump(dir_list))
local dirs = {} local dirs = {}
for k,_ in pairs(dir_list) do for k,_ in pairs(dir_list) do
dirs[#dirs+1] = k dirs[#dirs+1] = k
end end
node_multipower.sources[source_pos_hash] = {strength,dirs} node_multipower.sources[source_pos_hash] = {strength,dirs}
print("\tAfter node_multipower("..tostring(node_multipower)..")="..dump(node_multipower)) --print("\tAfter node_multipower("..tostring(node_multipower)..")="..dump(node_multipower))
-- handle spread -- handle spread
get_positions_from_node_rules(pos, "conductor", next_list, powered) get_positions_from_node_rules(pos, "conductor", next_list, powered)