More threat swinging

code/__DEFINES/dynamic.dm

@@ -7,6 +7,7 @@
 #define WAROPS_ALWAYS_ALLOWED	(1<<1)
 #define USE_PREF_WEIGHTS		(1<<2)
 #define FORCE_IF_WON			(1<<3)
+#define USE_PREV_ROUND_WEIGHTS	(1<<4)
 
 #define ONLY_RULESET       (1<<0)
 #define HIGHLANDER_RULESET (1<<1)

code/__HELPERS/roundend.dm

@@ -320,8 +320,10 @@
 				parts += "[FOURSPACES]<i>Nobody died this shift!</i>"
 	if(istype(SSticker.mode, /datum/game_mode/dynamic))
 		var/datum/game_mode/dynamic/mode = SSticker.mode
+		mode.update_playercounts()
 		parts += "[FOURSPACES]Final threat level: [mode.threat_level]"
 		parts += "[FOURSPACES]Final threat: [mode.threat]"
+		parts += "[FOURSPACES]Average threat: [mode.threat_average]"
 		parts += "[FOURSPACES]Executed rules:"
 		for(var/datum/dynamic_ruleset/rule in mode.executed_rules)
 			parts += "[FOURSPACES][FOURSPACES][rule.ruletype] - <b>[rule.name]</b>: -[rule.cost + rule.scaled_times * rule.scaling_cost] threat"

code/controllers/subsystem/persistence.dm

@@ -14,6 +14,7 @@ SUBSYSTEM_DEF(persistence)
 	var/list/saved_modes = list(1,2,3)
 	var/list/saved_dynamic_rules = list(list(),list(),list())
 	var/list/saved_storytellers = list("foo","bar","baz")
+	var/list/average_dynamic_threat = 50
 	var/list/saved_maps
 	var/list/saved_trophies = list()
 	var/list/spawned_objects = list()
@@ -191,6 +192,7 @@ SUBSYSTEM_DEF(persistence)
 	if(!json)
 		return
 	saved_storytellers = json["data"]
+	average_dynamic_threat = saved_storytellers[4]
 	saved_storytellers.len = 3
 
 /datum/controller/subsystem/persistence/proc/LoadRecentMaps()
@@ -434,9 +436,10 @@ SUBSYSTEM_DEF(persistence)
 	saved_storytellers[3] = saved_storytellers[2]
 	saved_storytellers[2] = saved_storytellers[1]
 	saved_storytellers[1] = mode.storyteller.name
+	average_dynamic_threat = (mode.threat_average + average_dynamic_threat) / 2
 	var/json_file = file("data/RecentStorytellers.json")
 	var/list/file_data = list()
-	file_data["data"] = saved_storytellers
+	file_data["data"] = saved_storytellers + average_dynamic_threat
 	fdel(json_file)
 	WRITE_FILE(json_file, json_encode(file_data))
 

code/game/gamemodes/dynamic/dynamic.dm

@@ -54,12 +54,18 @@ GLOBAL_VAR_INIT(dynamic_storyteller_type, /datum/dynamic_storyteller/classic)
 	// Current storyteller
 	var/datum/dynamic_storyteller/storyteller = null
 	// Threat logging vars
+	/// Starting threat level, for things that increase it but can bring it back down.
+	var/initial_threat_level = 0
 	/// Target threat level right now. Events and antags will try to keep the round at this level.
 	var/threat_level = 0
 	/// The current antag threat. Recalculated every time a ruletype starts or ends.
 	var/threat = 0
-	/// Starting threat level, for things that increase it but can bring it back down.
-	var/initial_threat_level = 0
+	/// Threat average over the course of the round, for endgame logs.
+	var/threat_average = 0
+	/// Number of times threat average has been calculated, for calculating above.
+	var/threat_average_weight = 0
+	/// Last time a threat average sample was taken. Used for weighting the rolling average.
+	var/last_threat_sample_time = 0
 	/// Things that cause a rolling threat adjustment to be displayed at roundend.
 	var/list/threat_tallies = list()
 	/// Running information about the threat. Can store text or datum entries.
@@ -715,6 +721,15 @@ GLOBAL_VAR_INIT(dynamic_storyteller_type, /datum/dynamic_storyteller/classic)
 					continue
 			current_players[CURRENT_DEAD_PLAYERS].Add(M) // Players who actually died (and admins who ghosted, would be nice to avoid counting them somehow)
 	threat = storyteller.calculate_threat() + added_threat
+	if(threat_average_weight)
+		var/cur_sample_weight = world.time - last_threat_sample_time
+		threat_average = ((threat_average * threat_average_weight) + threat) / (threat_average_weight + cur_sample_weight)
+		threat_average_weight += cur_sample_weight
+	else
+		threat_average = threat
+		threat_average_weight++
+		last_threat_sample_time = world.time
+
 /// Removes type from the list
 /datum/game_mode/dynamic/proc/remove_from_list(list/type_list, type)
 	for(var/I in type_list)

code/game/gamemodes/dynamic/dynamic_storytellers.dm

@@ -11,6 +11,7 @@
 		WAROPS_ALWAYS_ALLOWED: Can always do warops, regardless of threat level.
 		USE_PREF_WEIGHTS: Will use peoples' preferences to change the threat centre.
 		FORCE_IF_WON: If this mode won the vote, forces it
+		USE_PREV_ROUND_WEIGHTS: Changes its threat centre based on the average chaos of previous rounds. 
 	*/
 	var/flags = 0
 	var/dead_player_weight = 1 // How much dead players matter for threat calculation
@@ -92,6 +93,8 @@ Property weights are:
 							mean += 5
 			if(voters)
 				GLOB.dynamic_curve_centre += (mean/voters)
+		if(flags & USE_PREV_ROUND_WEIGHTS)
+			GLOB.dynamic_curve_centre += (50 - SSpersistence.average_dynamic_threat) / 10
 		GLOB.dynamic_forced_threat_level = forced_threat_level
 
 /datum/dynamic_storyteller/proc/get_midround_cooldown()
@@ -268,9 +271,6 @@ Property weights are:
 /datum/dynamic_storyteller/random/get_injection_chance()
 	return 50 // i would do rand(0,100) but it's actually the same thing when you do the math
 
-/datum/dynamic_storyteller/random/calculate_threat()
-	return 0 // what IS threat
-
 /datum/dynamic_storyteller/random/roundstart_draft()
 	var/list/drafted_rules = list()
 	for (var/datum/dynamic_ruleset/roundstart/rule in mode.roundstart_rules)
@@ -324,6 +324,7 @@ Property weights are:
 	desc = "Antags with options for loadouts and gimmicks. Traitor, wizard, nukies. Has a buildup-climax-falling action threat curve."
 	weight = 2
 	curve_width = 2
+	flags = USE_PREV_ROUND_WEIGHTS
 	property_weights = list("story_potential" = 2)
 
 
@@ -336,7 +337,7 @@ Property weights are:
 	name = "Classic"
 	config_tag = "classic"
 	desc = "No special antagonist weights. Good variety, but not like random. Uses your chaos preference to weight."
-	flags = USE_PREF_WEIGHTS
+	flags = USE_PREF_WEIGHTS | USE_PREV_ROUND_WEIGHTS
 
 /datum/dynamic_storyteller/suspicion
 	name = "Intrigue"
@@ -345,6 +346,7 @@ Property weights are:
 	weight = 2
 	curve_width = 2
 	dead_player_weight = 2
+	flags = USE_PREV_ROUND_WEIGHTS
 	property_weights = list("trust" = -3)
 
 /datum/dynamic_storyteller/liteextended