From 1c3ea960415fcbd63c5f1b2cd8a5b25f79d2879f Mon Sep 17 00:00:00 2001
From: orwell96 <orwell@bleipb.de>
Date: Wed, 23 Jan 2019 15:35:58 +0100
Subject: Possible fix for braking problems + debug outputs

---
 advtrains/init.lua | 24 +++++++++++++++++++-----
 1 file changed, 19 insertions(+), 5 deletions(-)

(limited to 'advtrains/init.lua')

diff --git a/advtrains/init.lua b/advtrains/init.lua
index cc54c02..21b414e 100644
--- a/advtrains/init.lua
+++ b/advtrains/init.lua
@@ -12,6 +12,7 @@ end
 --advtrains
 
 DUMP_DEBUG_SAVE = false
+GENERATE_ATRICIFIAL_LAG = false
 
 --Constant for maximum connection value/division of the circle
 AT_CMAX = 16
@@ -365,6 +366,8 @@ local save_interval=20
 local save_timer=save_interval
 advtrains.mainloop_runcnt=0
 
+
+local t = 0
 minetest.register_globalstep(function(dtime_mt)
 	return advtrains.pcall(function()
 		advtrains.mainloop_runcnt=advtrains.mainloop_runcnt+1
@@ -373,11 +376,22 @@ minetest.register_globalstep(function(dtime_mt)
 		if not init_load then
 			advtrains.load()
 		end
-		--limit dtime: if trains move too far in one step, automation may cause stuck and wrongly braking trains
-		local dtime=dtime_mt
-		if dtime>0.2 then
-			atprint("Limiting dtime to 0.2!")
-			dtime=0.2
+		
+		local dtime
+		if GENERATE_ATRICIFIAL_LAG then
+			dtime = 0.2
+			if os.clock()<t then
+				return
+			end
+			
+			t = os.clock()+0.2
+		else
+			--limit dtime: if trains move too far in one step, automation may cause stuck and wrongly braking trains
+			dtime=dtime_mt
+			if dtime>0.2 then
+				atprint("Limiting dtime to 0.2!")
+				dtime=0.2
+			end
 		end
 		
 		advtrains.mainloop_trainlogic(dtime)
-- 
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