forked from VoxeLibre/VoxeLibre
Code opaque block redstone power rule (part 1)
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@ -37,7 +37,7 @@
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-- HIGH-LEVEL Internals
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-- mesecon.is_power_on(pos) --> Returns true if pos emits power in any way
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-- mesecon.is_power_off(pos) --> Returns true if pos does not emit power in any way
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-- mesecon.is_powered(pos) --> Returns true if pos is powered by a receptor or a conductor
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-- mesecon.is_powered(pos) --> Returns true if pos is powered by a receptor, a conductor or an opaque block
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-- RULES ROTATION helpers
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-- mesecon.rotate_rules_right(rules)
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@ -78,6 +78,8 @@ function mesecon.get_any_outputrules(node)
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return mesecon.conductor_get_rules(node)
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elseif mesecon.is_receptor(node.name) then
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return mesecon.receptor_get_rules(node)
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elseif minetest.get_item_group(node.name, "opaque") == 1 then
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return mesecon.rules.alldirs
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end
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end
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@ -88,6 +90,8 @@ function mesecon.get_any_inputrules(node)
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return mesecon.conductor_get_rules(node)
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elseif mesecon.is_effector(node.name) then
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return mesecon.effector_get_rules(node)
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elseif minetest.get_item_group(node.name, "opaque") == 1 then
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return mesecon.rules.alldirs
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end
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end
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@ -512,37 +516,45 @@ function mesecon.rules_link_rule_all_inverted(input, rule)
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return rules
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end
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function mesecon.is_powered(pos, rule)
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function mesecon.is_powered(pos, rule, depth, sourcepos)
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if depth == nil then depth = 0 end
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if depth > 1 then
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return false
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end
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local node = mesecon.get_node_force(pos)
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local rules = mesecon.get_any_inputrules(node)
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if not rules then return false end
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if not rules then
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return false
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end
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-- List of nodes that send out power to pos
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local sourcepos = {}
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if sourcepos == nil then
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sourcepos = {}
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end
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if not rule then
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for _, rule in ipairs(mesecon.flattenrules(rules)) do
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local rulenames = mesecon.rules_link_rule_all_inverted(pos, rule)
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for _, rname in ipairs(rulenames) do
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local np = vector.add(pos, rname)
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local nn = mesecon.get_node_force(np)
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if (mesecon.is_conductor_on(nn, mesecon.invertRule(rname))
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or mesecon.is_receptor_on(nn.name)) then
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table.insert(sourcepos, np)
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end
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end
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end
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else
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local rulenames = mesecon.rules_link_rule_all_inverted(pos, rule)
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local function power_walk(pos, sourcepos, rulenames, rule, depth)
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for _, rname in ipairs(rulenames) do
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local np = vector.add(pos, rname)
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local nn = mesecon.get_node_force(np)
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if (mesecon.is_conductor_on (nn, mesecon.invertRule(rname))
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or mesecon.is_receptor_on (nn.name)) then
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table.insert(sourcepos, np)
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elseif depth == 0 and minetest.get_item_group(nn.name, "opaque") == 1 then
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local more_sourcepos = mesecon.is_powered(np, nil, depth + 1, sourcepos)
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mesecon.mergetable(sourcepos, more_sourcepos)
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end
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end
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return sourcepos
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end
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if not rule then
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for _, rule in ipairs(mesecon.flattenrules(rules)) do
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local rulenames = mesecon.rules_link_rule_all_inverted(pos, rule)
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sourcepos = power_walk(pos, sourcepos, rulenames, rule, depth)
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end
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else
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local rulenames = mesecon.rules_link_rule_all_inverted(pos, rule)
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sourcepos = power_walk(pos, sourcepos, rulenames, rule, depth)
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end
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-- Return FALSE if not powered, return list of sources if is powered
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@ -550,4 +562,3 @@ function mesecon.is_powered(pos, rule)
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else return sourcepos end
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end
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@ -50,6 +50,23 @@ mesecon.on_placenode = function(pos, node)
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end
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end
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end
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if minetest.get_item_group(node.name, "opaque") == 1 then
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local neighbors = mesecon.mcl_get_neighbors(pos)
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local is_powered = mesecon.is_powered(pos)
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if is_powered then
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for n=1, #neighbors do
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local npos = neighbors[n].pos
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local nnode = minetest.get_node(npos)
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if mesecon.is_conductor_off(nnode) then
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mesecon.receptor_on(npos, mesecon.conductor_get_rules(nnode))
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elseif mesecon.is_effector_off(nnode.name) then
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mesecon.changesignal(npos, nnode, neighbors[n].link, mesecon.state.on, 1)
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mesecon.activate(npos, nnode, neighbors[n].link, 1)
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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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mesecon.on_dignode = function(pos, node)
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@ -58,7 +75,21 @@ mesecon.on_dignode = function(pos, node)
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elseif mesecon.is_receptor_on(node.name) then
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mesecon.receptor_off(pos, mesecon.receptor_get_rules(node))
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end
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if minetest.get_item_group(node.name, "opaque") == 1 then
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local sources = mesecon.is_powered(pos)
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local neighbors = mesecon.mcl_get_neighbors(pos)
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for n=1, #neighbors do
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local npos = neighbors[n].pos
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local nlink = neighbors[n].link
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local nnode = minetest.get_node(npos)
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if mesecon.is_conductor_on(nnode) and not mesecon.is_powered(npos) then
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mesecon.receptor_off(npos, mesecon.conductor_get_rules(nnode))
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elseif mesecon.is_effector_on(nnode.name) and not mesecon.is_powered(npos) then
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mesecon.changesignal(npos, nnode, nlink, mesecon.state.off, 1)
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mesecon.deactivate(npos, nnode, nlink, 1)
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end
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end
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end
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mesecon.execute_autoconnect_hooks_queue(pos, node)
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end
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@ -147,14 +147,7 @@ end
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-- (nodes which touch the sides of pos).
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-- NOT PART OF ORIGINAL MESECONS!
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function mesecon.mcl_get_neighbors(pos)
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local r = {
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{ x= 0, y= 0, z=-1 },
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{ x= 0, y= 0, z= 1 },
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{ x= 0, y=-1, z= 0 },
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{ x= 0, y= 1, z= 0 },
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{ x=-1, y= 0, z= 0 },
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{ x= 1, y= 0, z= 0 },
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}
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local r = mesecon.rules.alldirs
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local e = {}
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for i=1, #r do
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table.insert(e, { pos = vector.add(pos, r[i]), link = r[i] })
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