Merge pull request #13375 from timothyteakettle/emp-rework

the emp rework (emp severity reduces as you move from epicentre, severity is 1-100)

code/modules/mob/living/silicon/ai/ai_defense.dm

@@ -19,13 +19,14 @@
 	. = ..()
 	if(. & EMP_PROTECT_SELF)
 		return
-	disconnect_shell()
-	if (prob(30))
-		switch(pick(1,2))
-			if(1)
-				view_core()
-			if(2)
-				SSshuttle.requestEvac(src,"ALERT: Energy surge detected in AI core! Station integrity may be compromised! Initiati--%m091#ar-BZZT")
+	if(severity >= 60)
+		disconnect_shell()
+		if(prob(30))
+			switch(pick(1,2))
+				if(1)
+					view_core()
+				if(2)
+					SSshuttle.requestEvac(src,"ALERT: Energy surge detected in AI core! Station integrity may be compromised! Initiati--%m091#ar-BZZT")
 
 /mob/living/silicon/ai/ex_act(severity, target)
 	switch(severity)

code/modules/mob/living/silicon/pai/pai_defense.dm

@@ -7,8 +7,8 @@
 	. = ..()
 	if(. & EMP_PROTECT_SELF)
 		return
-	take_holo_damage(50/severity)
-	DefaultCombatKnockdown(400/severity)
+	take_holo_damage(severity/2)
+	DefaultCombatKnockdown(severity*4)
 	silent = max(silent, (PAI_EMP_SILENCE_DURATION) / SSmobs.wait / severity)
 	if(holoform)
 		fold_in(force = TRUE)

code/modules/mob/living/silicon/robot/robot_defense.dm

@@ -85,12 +85,7 @@
 	. = ..()
 	if(. & EMP_PROTECT_SELF)
 		return
-	switch(severity)
-		if(1)
-			Paralyze(160)
-		if(2)
-			Paralyze(60)
-
+	Paralyze(10 + severity/1.2)
 
 /mob/living/silicon/robot/emag_act(mob/user)
 	if(user == src)//To prevent syndieborgs from emagging themselves

code/modules/mob/living/silicon/silicon_defense.dm

@@ -105,14 +105,10 @@
 	to_chat(src, "<span class='danger'>Warning: Electromagnetic pulse detected.</span>")
 	if(. & EMP_PROTECT_SELF)
 		return
-	switch(severity)
-		if(1)
-			src.take_bodypart_damage(20)
-		if(2)
-			src.take_bodypart_damage(10)
+	src.take_bodypart_damage(severity/5)
 	to_chat(src, "<span class='userdanger'>*BZZZT*</span>")
 	for(var/mob/living/M in buckled_mobs)
-		if(prob(severity*50))
+		if(prob(severity/2))
 			unbuckle_mob(M)
 			M.DefaultCombatKnockdown(40)
 			M.visible_message("<span class='boldwarning'>[M] is thrown off of [src]!</span>",