From a8a64da0943a3d50ac39e2d7baf4e821dbf40c6c Mon Sep 17 00:00:00 2001
From: Patrick 'Quezler' Mounier <patrick@queztech.net>
Date: Fri, 26 Jan 2024 22:04:24 +0100
Subject: [PATCH] Improve performance by only listening to events of the one
 entity it cares about

---
 .../control.lua                               | 21 +++++++++----------
 .../scripts/poles.lua                         |  4 +---
 2 files changed, 11 insertions(+), 14 deletions(-)

diff --git a/mods/glutenfree-se-addon-power-pole-subtile-snapper/control.lua b/mods/glutenfree-se-addon-power-pole-subtile-snapper/control.lua
index 4b667dbc..c5b307f0 100644
--- a/mods/glutenfree-se-addon-power-pole-subtile-snapper/control.lua
+++ b/mods/glutenfree-se-addon-power-pole-subtile-snapper/control.lua
@@ -3,7 +3,6 @@ local poles = require('scripts.poles')
 --
 
 local function init()
-  log("init")
   global = {}
 
   poles.init()
@@ -14,16 +13,16 @@ script.on_configuration_changed(init)
 
 --
 
-local events = {
-  [defines.events.on_built_entity] = poles.on_created_entity,
-  [defines.events.on_robot_built_entity] = poles.on_created_entity,
-  [defines.events.script_raised_built] = poles.on_created_entity,
-  [defines.events.script_raised_revive] = poles.on_created_entity,
-  [defines.events.on_entity_cloned] = poles.on_created_entity,
-}
-
-for event, handler in pairs(events) do
-  script.on_event(event, handler)
+for _, event in ipairs({
+  defines.events.on_built_entity,
+  defines.events.on_robot_built_entity,
+  defines.events.script_raised_built,
+  defines.events.script_raised_revive,
+  defines.events.on_entity_cloned,
+}) do
+  script.on_event(event, poleson_created_entity, {
+    {filter = 'name', name = 'se-addon-power-pole'},
+  })
 end
 
 --
diff --git a/mods/glutenfree-se-addon-power-pole-subtile-snapper/scripts/poles.lua b/mods/glutenfree-se-addon-power-pole-subtile-snapper/scripts/poles.lua
index 7f1c9aa9..8b64cf59 100644
--- a/mods/glutenfree-se-addon-power-pole-subtile-snapper/scripts/poles.lua
+++ b/mods/glutenfree-se-addon-power-pole-subtile-snapper/scripts/poles.lua
@@ -4,7 +4,7 @@ local poles = {}
 
 function poles.init()
   for _, surface in pairs(game.surfaces) do
-    for _, entity in pairs(surface.find_entities_filtered({ type = "electric-pole", name = "se-addon-power-pole" })) do
+    for _, entity in pairs(surface.find_entities_filtered({ name = 'se-addon-power-pole' })) do
       poles.random_tick(entity)
     end
   end
@@ -12,8 +12,6 @@ end
 
 function poles.on_created_entity(event)
   local entity = event.created_entity or event.entity or event.destination
-  if entity.type ~= "electric-pole" then return end
-  if entity.name ~= "se-addon-power-pole" then return end
 
   poles.random_tick(entity)
 end