add info about the number of async results returned since the last HU…

…D update

hud.lua

@@ -36,6 +36,7 @@ spawnit._hud = futil.define_hud("spawnit:hud", {
 			f("#mapblocks being processed = %i", stats.calculating_blocks),
 			f("#async_queue (size) = %i", stats.async_queue_size),
 			f("#callback_queue (size) = %i", stats.callback_queue_size),
+			f("#async results since last HUD update = %i", stats.async_results),
 			f("active mapblock analysis usage = %.1fus/s", stats.ao_calc_usage),
 			f("async queue usage = %.1fus/s", stats.async_queue_usage),
 			f("async callback usage = %.1fus/s", stats.async_callback_usage),

manage_spawn_positions.lua

@@ -74,6 +74,7 @@ end
 
 local function make_callback(block_hpos)
 	return function(hpos_set_by_def)
+		spawnit._stats.async_results = spawnit._stats.async_results + 1
 		if spawnit._spawn_poss_by_block_hpos[block_hpos] ~= CALCULATING then
 			-- if this already got computed somehow, or removed, leave it alone.
 			return

mod.conf

@@ -5,7 +5,7 @@ website = https://content.minetest.net/packages/rheo/spawnit/
 author = flux
 license = LGPL-3.0-or-later
 media_license = CC-BY-SA-4.0
-version = 2024-02-22
+version = 2024-03-26
 min_minetest_version = 5.7.0
 supported_games = *
 depends = fmod, futil, action_queues, afk_api, canonical_name

stats.lua

@@ -12,6 +12,7 @@ spawnit._stats = {
 	async_callback_duration = 0,
 	spawn_mobs_duration = 0,
 	update_relevant_duration = 0,
+	async_results = 0,
 
 	num_spawned = 0,
 	total_spawned = 0,
@@ -49,6 +50,7 @@ function spawnit._get_and_reset_stats()
 
 	stats.async_queue_size = spawnit._find_spawn_poss_queue:size()
 	stats.callback_queue_size = spawnit._callback_queue:size()
+	stats.async_results = spawnit._stats.async_results
 
 	if s.track_memory_usage then
 		stats.all_mt_lua_memory_usage = collectgarbage("count")
@@ -65,6 +67,7 @@ function spawnit._get_and_reset_stats()
 	spawnit._stats.spawn_mobs_duration = 0
 	spawnit._stats.update_relevant_duration = 0
 	spawnit._stats.num_spawned = 0
+	spawnit._stats.async_results = 0
 	spawnit._stats.total_spawned = stats.total_spawned
 
 	if spawnit.has.mesecons_debug then