From 1d35c79f1ad47cee0a7414f6878cef400f4a137d Mon Sep 17 00:00:00 2001
From: Lars <larsh@apache.org>
Date: Tue, 5 Apr 2022 17:58:18 -0700
Subject: [PATCH] Optionally disable impact particles (can improve server lag)

---
 ammo.lua         | 12 +++++++++++-
 settingtypes.txt |  9 ++++++---
 2 files changed, 17 insertions(+), 4 deletions(-)

diff --git a/ammo.lua b/ammo.lua
index b774eb0..8f81273 100644
--- a/ammo.lua
+++ b/ammo.lua
@@ -25,6 +25,9 @@ initial_properties = {
 	collisionbox = {-0.0025, -0.0025, -0.0025, 0.0025, 0.0025, 0.0025},
 },
 }
+
+local use_particles = minetest.settings:get_bool("rangedweapons_impact_particles", true)
+
 rangedweapons_shot_bullet.on_step = function(self, dtime, moveresult)
 ----------------------------------------
 ---------------------------------------
@@ -79,7 +82,8 @@ if moveresult.collisions[1].type == "node" then
 minetest.check_for_falling(moveresult.collisions[1].node_pos)
 
 
-if minetest.registered_nodes[minetest.get_node(moveresult.collisions[1].node_pos).name]  and
+if use_particles and
+minetest.registered_nodes[minetest.get_node(moveresult.collisions[1].node_pos).name]  and
 minetest.registered_nodes[minetest.get_node(moveresult.collisions[1].node_pos).name].tiles and
 minetest.registered_nodes[minetest.get_node(moveresult.collisions[1].node_pos).name].tiles[1]
 then
@@ -199,6 +203,7 @@ end end
 else
 
 if math.random(1,100) <= nodePen then
+   if use_particles then
 	for i=1,10 do
 	minetest.add_particle({
 		pos = self.object:get_pos(),
@@ -212,6 +217,7 @@ if math.random(1,100) <= nodePen then
 		glow = 2,
 	})
 	end
+    end
 minetest.sound_play("default_dig_cracky", {pos = self.object:get_pos(), gain = 1.0})
 self.object:set_properties({collisionbox = {0,0,0,0,0,0}})
 --minetest.chat_send_all("hit")
@@ -222,6 +228,7 @@ if minetest.get_item_group(minetest.get_node(moveresult.collisions[1].node_pos).
 
 minetest.sound_play("default_dig_snappy", {pos = self.object:get_pos(), gain = 1.5})
 
+if use_particles then
 for i = 1,math.random(3,6) do
 	minetest.add_particle({
 		pos = self.object:get_pos(),
@@ -237,6 +244,7 @@ for i = 1,math.random(3,6) do
 		glow = 15,
 	})
 end
+end
 
 self.object:set_properties({collisionbox = {0,0,0,0,0,0}})
 self.object:set_velocity(moveresult.collisions[1].old_velocity)
@@ -331,6 +339,7 @@ owner:hud_change(hit, "text", hit_texture)
 
 
 if math.random(1,100) <= mobPen then
+   if use_particles then
 	for i=1,10 do
 	minetest.add_particle({
 		pos = self.object:get_pos(),
@@ -344,6 +353,7 @@ if math.random(1,100) <= mobPen then
 		glow = 2,
 	})
 	end
+    end
 minetest.sound_play("default_dig_cracky", {pos = self.object:get_pos(), gain = 1.0})
 self.object:set_properties({collisionbox = {0,0,0,0,0,0}})
 self.object:set_velocity(moveresult.collisions[1].old_velocity)
diff --git a/settingtypes.txt b/settingtypes.txt
index eeba660..6f3df77 100644
--- a/settingtypes.txt
+++ b/settingtypes.txt
@@ -25,15 +25,18 @@ rangedweapons_headshot_dmg_multiplier (Headshot Damage Multiplier) float 1.75
 #    Damage multiplier for hits on mobs
 rangedweapons_mob_dmg_multiplier (Mob Damage Multiplier) float 1.0
 
-#    Amount of blood
+#    Amount of blood (0 to disable)
 rangedweapons_bloodyness (Bloodyness) int 10
 
-#    Maximum Gun Skill (set to 100 to disable gaining skil)
+#    Maximum Gun Skill (set to 100 to disable gaining skill)
 rangedweapons_max_gun_efficiency (Maximum Gun Skill) int 300
 
-#    Minimum Gun Skill (set to 100 to disable loosing skil)
+#    Minimum Gun Skill (set to 100 to disable loosing skill)
 rangedweapons_min_gun_efficiency (Minimum Gun Skill) int 40
 
+#    Use particles on bullet impact (disabling can improve server lag)
+rangedweapons_impact_particles (Particles on impact) bool true
+
 rangedweapons_shurikens (Enable Shurikens) bool true
 
 rangedweapons_handguns (Enable Handgus) bool true