Universal Height Toggle

GainStation13/code/modules/mob/living/species.dm

@@ -271,7 +271,13 @@
 	fatness_delay = min(fatness_delay, delay_cap)
 	return fatness_delay
 
+/datum/species/proc/grant_resize_others(mob/living/carbon/human/H)
+	if(!H.resize_others)
+		H.resize_others = new(src)
+		H.resize_others.Grant(H)
+
 /datum/species/proc/handle_fatness(mob/living/carbon/human/H)
+	grant_resize_others(H)
 	handle_helplessness(H)
 	H.handle_modular_items()
 

GainStation13/code/modules/resize/height_limits.dm

@@ -0,0 +1,44 @@
+/mob/
+	var/datum/action/resize_others/resize_others
+	var/see_resized_others = FALSE
+
+/datum/action/resize_others
+	name = "Toggle Others' Giant Sprites"
+	desc = "Others will now look small to you."
+	icon_icon = 'icons/mob/screen_gen_old.dmi'
+	button_icon_state = "health1"		//You can change this if you want
+	background_icon_state = "bg_alien"	//But keep this as a distinct background
+	var/small = FALSE
+	var/image/small_icon
+
+/datum/action/resize_others/Trigger()
+	..()
+	owner.see_resized_others = !owner.see_resized_others
+	return TRUE
+
+/datum/atom_hud/alternate_appearance/basic/showSmall
+
+/datum/atom_hud/alternate_appearance/basic/showSmall/New()
+	..()
+	for(var/mob in GLOB.player_list)
+		if(mobShouldSee(mob))
+			add_hud_to(mob)
+
+/datum/atom_hud/alternate_appearance/basic/blessedAware/mobShouldSee(mob/M)
+	if(M.mind)
+		if(M.see_resized_others == TRUE)
+			return TRUE
+	return FALSE
+
+/datum/action/sizecode_resize/Grant(mob/M, safety=FALSE)
+	if(ishuman(M) && !safety)	//this probably gets called before a person gets overlays on roundstart, so try again
+		if(!LAZYLEN(M.overlays))
+			addtimer(CALLBACK(src,PROC_REF(Grant), M, TRUE), 5)	//https://www.youtube.com/watch?v=QQ-aYZzlDeo
+			return
+
+	..()
+	if(!owner)
+		return
+
+	owner.add_alt_appearance(/datum/atom_hud/alternate_appearance/basic/showSmall, "gscode_smallsprite", small_icon, FALSE)
+	message_admins("generated")

tgstation.dme

@@ -4075,6 +4075,7 @@
 #include "GainStation13\code\modules\research\designs\nutri_designs.dm"
 #include "GainStation13\code\modules\research\nanites\nanite_programs\fattening.dm"
 #include "GainStation13\code\modules\research\techweb\nutritech_nodes.dm"
+#include "GainStation13\code\modules\resize\height_limits.dm"
 #include "GainStation13\code\modules\surgery\organs\augments.dm"
 #include "GainStation13\code\modules\surgery\organs\tongue.dm"
 #include "GainStation13\code\modules\vehicles\grocery_cart_scooter.dm"