Add setting to disable node particles

mods/CORE/mcl_particles/init.lua

@@ -2,12 +2,18 @@ local particle_nodes = {}
 
 mcl_particles = {}
 
+-- Node particles can be disabled via setting
+local node_particles_allowed = minetest.settings:get_bool("mcl_node_particles", true)
+
 -- Add a particlespawner that is assigned to a given node position.
 -- * pos: Node positon. MUST use rounded values!
 -- * particlespawner_definition: definition for minetest.add_particlespawner
 -- NOTE: All particlespawners are automatically removed on shutdown.
 -- Returns particlespawner ID on succcess and nil on failure
 function mcl_particles.add_node_particlespawner(pos, particlespawner_definition)
+	if not node_particles_allowed then
+		return
+	end
 	local poshash = minetest.hash_node_position(pos)
 	if not poshash then
 		return
@@ -25,6 +31,9 @@ end
 -- pos: Node positon. MUST use rounded values!
 -- Returns true if particlespawner could be removed and false if none existed
 function mcl_particles.delete_node_particlespawner(pos)
+	if not node_particles_allowed then
+		return false
+	end
 	local poshash = minetest.hash_node_position(pos)
 	local id = particle_nodes[poshash]
 	if id then

settingtypes.txt

@@ -27,6 +27,9 @@ mcl_doTileDrops (Blocks have drops) bool true
 # If enabled, TNT explosions destroy blocks.
 mcl_tnt_griefing (TNT destroys blocks) bool true
 
+# If enabled, some blocks will emit decorative particles like flames.
+mcl_node_particles (Block particles) bool true
+
 [Players]
 # If enabled, players respawn at the bed they last lay on instead of normal
 # spawn.