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-rw-r--r--advtrains/couple.lua2
-rw-r--r--advtrains/helpers.lua25
-rw-r--r--advtrains/nodedb.lua2
-rw-r--r--advtrains/trainlogic.lua15
-rw-r--r--advtrains/wagons.lua23
-rw-r--r--advtrains_luaautomation/active_common.lua2
6 files changed, 39 insertions, 30 deletions
diff --git a/advtrains/couple.lua b/advtrains/couple.lua
index 5116bac..76fa447 100644
--- a/advtrains/couple.lua
+++ b/advtrains/couple.lua
@@ -106,7 +106,7 @@ minetest.register_entity("advtrains:couple", {
end,
on_step=function(self, dtime)
return advtrains.pcall(function()
- if advtrains.outside_range(self.object:getpos()) then
+ if advtrains.wagon_outside_range(self.object:getpos()) then
self.object:remove()
return
end
diff --git a/advtrains/helpers.lua b/advtrains/helpers.lua
index 3b0bedd..cf890ca 100644
--- a/advtrains/helpers.lua
+++ b/advtrains/helpers.lua
@@ -445,3 +445,28 @@ atdebug("pts",os.clock()-t1,"s")
]]
+-- Function to check whether a position is near (within range of) any player
+function advtrains.position_in_range(pos, range)
+ if not pos then
+ return true
+ end
+ for _,p in pairs(minetest.get_connected_players()) do
+ if vector.distance(p:get_pos(),pos)<=range then
+ return true
+ end
+ end
+ return false
+end
+
+local active_node_range = tonumber(minetest.settings:get("active_block_range"))*16 + 16
+-- Function to check whether node at position(pos) is "loaded"/"active"
+-- That is, whether it is within the active_block_range to a player
+if minetest.is_block_active then -- define function differently whether minetest.is_block_active is available or not
+ advtrains.is_node_loaded = minetest.is_block_active
+else
+ function advtrains.is_node_loaded(pos)
+ if advtrains.position_in_range(pos, active_node_range) then
+ return true
+ end
+ end
+end
diff --git a/advtrains/nodedb.lua b/advtrains/nodedb.lua
index 531979e..bdde44a 100644
--- a/advtrains/nodedb.lua
+++ b/advtrains/nodedb.lua
@@ -223,7 +223,7 @@ end
function ndb.swap_node(pos, node, no_inval)
- if minetest.get_node_or_nil(pos) then
+ if advtrains.is_node_loaded(pos) then
minetest.swap_node(pos, node)
end
ndb.update(pos, node)
diff --git a/advtrains/trainlogic.lua b/advtrains/trainlogic.lua
index cc34b4f..76bbb7a 100644
--- a/advtrains/trainlogic.lua
+++ b/advtrains/trainlogic.lua
@@ -527,7 +527,7 @@ function advtrains.train_step_c(id, train, dtime)
local collpos = advtrains.path_get(train, atround(collindex))
if collpos then
local rcollpos=advtrains.round_vector_floor_y(collpos)
- local is_loaded_area = minetest.get_node_or_nil(rcollpos) ~= nil
+ local is_loaded_area = advtrains.is_node_loaded(rcollpos)
for x=-train.extent_h,train.extent_h do
for z=-train.extent_h,train.extent_h do
local testpos=vector.add(rcollpos, {x=x, y=0, z=z})
@@ -870,14 +870,7 @@ function advtrains.spawn_wagons(train_id)
local index = advtrains.path_get_index_by_offset(train, train.index, -data.pos_in_train)
local pos = advtrains.path_get(train, atfloor(index))
- local spawn = false
- for _,p in pairs(minetest.get_connected_players()) do
- if vector.distance(p:get_pos(),pos)<=ablkrng then
- spawn = true
- end
- end
-
- if spawn then
+ if advtrains.position_in_range(pos, ablkrng) then
--atdebug("wagon",w_id,"spawning")
local wt = advtrains.get_wagon_prototype(data)
local wagon = minetest.add_entity(pos, wt):get_luaentity()
@@ -1032,7 +1025,7 @@ function advtrains.train_check_couples(train)
if not train.cpl_front then
-- recheck front couple
local front_trains, pos = advtrains.occ.get_occupations(train, atround(train.index) + CPL_CHK_DST)
- if minetest.get_node_or_nil(pos) then -- if the position is loaded...
+ if advtrains.is_node_loaded(pos) then -- if the position is loaded...
for tid, idx in pairs(front_trains) do
local other_train = advtrains.trains[tid]
if not advtrains.train_ensure_init(tid, other_train) then
@@ -1062,7 +1055,7 @@ function advtrains.train_check_couples(train)
if not train.cpl_back then
-- recheck back couple
local back_trains, pos = advtrains.occ.get_occupations(train, atround(train.end_index) - CPL_CHK_DST)
- if minetest.get_node_or_nil(pos) then -- if the position is loaded...
+ if advtrains.is_node_loaded(pos) then -- if the position is loaded...
for tid, idx in pairs(back_trains) do
local other_train = advtrains.trains[tid]
if not advtrains.train_ensure_init(tid, other_train) then
diff --git a/advtrains/wagons.lua b/advtrains/wagons.lua
index 5c8ac25..1c663fe 100644
--- a/advtrains/wagons.lua
+++ b/advtrains/wagons.lua
@@ -15,19 +15,8 @@ advtrains.wagon_prototypes = {}
advtrains.wagon_objects = {}
local unload_wgn_range = advtrains.wagon_load_range + 32
-function advtrains.outside_range(pos) -- returns true if the object is outside of unload_wgn_range of any player
- -- this is part of a workaround until mintest core devs decide to fix a bug with static_save=false.
- local outofrange = true
- if not pos then
- return true
- end
- for _,p in pairs(minetest.get_connected_players()) do
- if vector.distance(p:get_pos(),pos)<=unload_wgn_range then
- outofrange = false
- break
- end
- end
- return outofrange
+function advtrains.wagon_outside_range(pos) -- returns true if the object is outside of unload_wgn_range of any player
+ return not advtrains.position_in_range(pos, unload_wgn_range)
end
local setting_show_ids = minetest.settings:get_bool("advtrains_show_ids")
@@ -299,6 +288,8 @@ function wagon:on_step(dtime)
end
local train=self:train()
+
+ local is_in_loaded_area = advtrains.is_node_loaded(pos)
--custom on_step function
if self.custom_on_step then
@@ -453,7 +444,7 @@ function wagon:on_step(dtime)
end
--checking for environment collisions(a 3x3 cube around the center)
- if not train.recently_collided_with_env then
+ if is_in_loaded_area and not train.recently_collided_with_env then
local collides=false
local exh = self.extent_h or 1
local exv = self.extent_v or 2
@@ -477,7 +468,7 @@ function wagon:on_step(dtime)
--DisCouple
-- FIX: Need to do this after the yaw calculation
- if data.pos_in_trainparts and data.pos_in_trainparts>1 then
+ if is_in_loaded_area and data.pos_in_trainparts and data.pos_in_trainparts>1 then
if train.velocity==0 then
if not self.discouple or not self.discouple.object:getyaw() then
atprint(self.id,"trying to spawn discouple")
@@ -530,7 +521,7 @@ function wagon:on_step(dtime)
end
end
if not players_in then
- if advtrains.outside_range(pos) then
+ if advtrains.wagon_outside_range(pos) then
--atdebug("wagon",self.id,"unloading (too far away)")
-- Workaround until minetest engine deletes attached sounds
if self.sound_loop_handle then
diff --git a/advtrains_luaautomation/active_common.lua b/advtrains_luaautomation/active_common.lua
index dac81b3..2146c93 100644
--- a/advtrains_luaautomation/active_common.lua
+++ b/advtrains_luaautomation/active_common.lua
@@ -101,7 +101,7 @@ function ac.run_in_env(pos, evtdata, customfct_p)
end
local meta
- if minetest.get_node_or_nil(pos) then
+ if advtrains.is_node_loaded(pos) then
meta=minetest.get_meta(pos)
end