rendering

code/__DEFINES/mobs.dm

@@ -491,12 +491,16 @@ GLOBAL_LIST_INIT(available_random_trauma_list, list(
 #define CALCULATE_MOB_OVERLAY_LAYER(_layer) (FLOAT_LAYER - (_layer) * ((MOB_MAX_CLOTHING_LAYER - MOB_LAYER) / TOTAL_LAYERS))
 
 // Mob Overlays Indexes
+
 /// KEEP THIS UP-TO-DATE OR SHIT WILL BREAK ;_;
-#define TOTAL_LAYERS 29
-/// Mutations layer - Tk headglows, cold resistance glow, etc
-#define MUTATIONS_LAYER 29
-/// Certain mutantrace features (tail when looking south) that must appear behind the body parts
-#define BODY_BEHIND_LAYER 28
+#define TOTAL_LAYERS 30
+
+/// mutations. Tk headglows, cold resistance glow, etc
+#define MUTATIONS_LAYER 30
+/// certain mutantrace features (tail when looking south) that must appear behind the body parts
+#define BODY_BEHIND_LAYER 29
+/// Layer for bodyparts that should appear behind every other bodypart - Mostly, legs when facing WEST or EAST
+#define BODYPARTS_LOW_LAYER 28
 /// Initially "AUGMENTS", this was repurposed to be a catch-all bodyparts flag
 #define BODYPARTS_LAYER 27
 /// certain mutantrace features (snout, body markings) that must appear above the body parts
@@ -512,7 +516,7 @@ GLOBAL_LIST_INIT(available_random_trauma_list, list(
 /// lmao at the idiot who put both ids and hands on the same layer
 #define ID_LAYER 21
 /// Hands body part layer (or is this for the arm? not sure...)
-#define HANDS_PART_LAYER 20
+#define BODYPARTS_HIGH_LAYER 20
 /// Gloves layer
 #define GLOVES_LAYER 19
 /// Shoes layer

code/__HELPERS/icons.dm

@@ -985,6 +985,36 @@ world
 		alpha_mask.Blend(image_overlay,ICON_OR)//OR so they are lumped together in a nice overlay.
 	return alpha_mask//And now return the mask.
 
+/**
+ * Helper proc to generate a cutout alpha mask out of an icon.
+ *
+ * Why is it a helper if it's so simple?
+ *
+ * Because BYOND's documentation is hot garbage and I don't trust anyone to actually
+ * figure this out on their own without sinking countless hours into it. Yes, it's that
+ * simple, now enjoy.
+ *
+ * But why not use filters?
+ *
+ * Filters do not allow for masks that are not the exact same on every dir. An example of a
+ * need for that can be found in [/proc/generate_left_leg_mask()].
+ *
+ * Arguments:
+ * * icon_to_mask - The icon file you want to generate an alpha mask out of.
+ * * icon_state_to_mask - The specific icon_state you want to generate an alpha mask out of.
+ *
+ * Returns an `/icon` that is the alpha mask of the provided icon and icon_state.
+ */
+/proc/generate_icon_alpha_mask(icon_to_mask, icon_state_to_mask)
+	var/icon/mask_icon = icon(icon_to_mask, icon_state_to_mask)
+	// I hate the MapColors documentation, so I'll explain what happens here.
+	// Basically, what we do here is that we invert the mask by using none of the original
+	// colors, and then the fourth group of number arguments is actually the alpha values of
+	// each of the original colors, which we multiply by 255 and subtract a value of 255 to the
+	// result for the matching pixels, while starting with a base color of white everywhere.
+	mask_icon.MapColors(0,0,0,0, 0,0,0,0, 0,0,0,0, 255,255,255,-255, 1,1,1,1)
+	return mask_icon
+
 /mob/proc/AddCamoOverlay(atom/A)//A is the atom which we are using as the overlay.
 	var/icon/opacity_icon = new(A.icon, A.icon_state)//Don't really care for overlays/underlays.
 	//Now we need to culculate overlays+underlays and add them together to form an image for a mask.

code/datums/components/crafting/recipes.dm

@@ -162,8 +162,8 @@
 	reqs = list(/obj/item/robot_suit = 1,
 				/obj/item/clothing/head/helmet = 1,
 				/obj/item/clothing/suit/armor/vest = 1,
-				/obj/item/bodypart/l_leg/robot = 1,
-				/obj/item/bodypart/r_leg/robot = 1,
+				/obj/item/bodypart/leg/left/robot = 1,
+				/obj/item/bodypart/leg/right/robot = 1,
 				/obj/item/stack/sheet/iron = 1,
 				/obj/item/stack/cable_coil = 1,
 				/obj/item/gun/energy/disabler = 1,

code/datums/diseases/advance/symptoms/clockwork.dm

@@ -201,7 +201,7 @@
 					qdel(O)
 					return TRUE
 				if(BODY_ZONE_L_LEG)
-					var/obj/item/bodypart/l_leg/robot/clockwork/B = new()
+					var/obj/item/bodypart/leg/left/robot/clockwork/B = new()
 					if(robustbits)
 						B.brute_reduction = 3
 						B.burn_reduction = 2
@@ -210,7 +210,7 @@
 					qdel(O)
 					return TRUE
 				if(BODY_ZONE_R_LEG)
-					var/obj/item/bodypart/r_leg/robot/clockwork/B = new()
+					var/obj/item/bodypart/leg/right/robot/clockwork/B = new()
 					if(robustbits)
 						B.brute_reduction = 3
 						B.burn_reduction = 2
@@ -376,14 +376,14 @@
 	brute_reduction = 0
 	burn_reduction = 0
 
-/obj/item/bodypart/l_leg/robot/clockwork
+/obj/item/bodypart/leg/left/robot/clockwork
 	name = "clockwork left leg"
 	desc = "An odd metal leg full of intricate mechanisms."
 	static_icon = 'icons/mob/augmentation/augments_clockwork.dmi'
 	brute_reduction = 0
 	burn_reduction = 0
 
-/obj/item/bodypart/r_leg/robot/clockwork
+/obj/item/bodypart/leg/right/robot/clockwork
 	name = "clockwork right leg"
 	desc = "An odd metal leg full of intricate mechanisms."
 	static_icon = 'icons/mob/augmentation/augments_clockwork.dmi'

code/datums/traits/negative_quirk.dm

@@ -428,10 +428,10 @@
 			prosthetic = new/obj/item/bodypart/r_arm/robot/surplus(quirk_target)
 			slot_string = "right arm"
 		if(BODY_ZONE_L_LEG)
-			prosthetic = new/obj/item/bodypart/l_leg/robot/surplus(quirk_target)
+			prosthetic = new/obj/item/bodypart/leg/left/robot/surplus(quirk_target)
 			slot_string = "left leg"
 		if(BODY_ZONE_R_LEG)
-			prosthetic = new/obj/item/bodypart/r_leg/robot/surplus(quirk_target)
+			prosthetic = new/obj/item/bodypart/leg/right/robot/surplus(quirk_target)
 			slot_string = "right leg"
 	prosthetic.replace_limb(H)
 	qdel(old_part)

code/game/objects/effects/anomalies/anomaly_delimber.dm

@@ -2,8 +2,8 @@
 #define ANOMALY_BIOSCRAMBLER_ZONES list(BODY_ZONE_HEAD, BODY_ZONE_CHEST, BODY_ZONE_L_ARM, BODY_ZONE_R_ARM, BODY_ZONE_L_LEG, BODY_ZONE_R_LEG)
 #define ANOMALY_BIOSCRAMBLER_ZONE_CHEST typesof(/obj/item/bodypart/chest)
 #define ANOMALY_BIOSCRAMBLER_ZONE_HEAD typesof(/obj/item/bodypart/head)
-#define ANOMALY_BIOSCRAMBLER_ZONE_L_LEG typesof(/obj/item/bodypart/l_leg)
-#define ANOMALY_BIOSCRAMBLER_ZONE_R_LEG typesof(/obj/item/bodypart/r_leg)
+#define ANOMALY_BIOSCRAMBLER_ZONE_L_LEG typesof(/obj/item/bodypart/leg/left)
+#define ANOMALY_BIOSCRAMBLER_ZONE_R_LEG typesof(/obj/item/bodypart/leg/right)
 #define ANOMALY_BIOSCRAMBLER_ZONE_L_ARM typesof(/obj/item/bodypart/l_arm)
 #define ANOMALY_BIOSCRAMBLER_ZONE_R_ARM typesof(/obj/item/bodypart/r_arm)
 

code/game/objects/items/robot/robot_parts.dm

@@ -10,8 +10,8 @@
 	icon_state = "robo_suit"
 	var/obj/item/bodypart/l_arm/robot/l_arm = null
 	var/obj/item/bodypart/r_arm/robot/r_arm = null
-	var/obj/item/bodypart/l_leg/robot/l_leg = null
-	var/obj/item/bodypart/r_leg/robot/r_leg = null
+	var/obj/item/bodypart/leg/left/robot/l_leg = null
+	var/obj/item/bodypart/leg/right/robot/r_leg = null
 	var/obj/item/bodypart/chest/robot/chest = null
 	var/obj/item/bodypart/head/robot/head = null
 
@@ -153,7 +153,7 @@
 			else
 				to_chat(user, "<span class='warning'>You need one sheet of iron to start building ED-209!</span>")
 				return
-	else if(istype(W, /obj/item/bodypart/l_leg/robot))
+	else if(istype(W, /obj/item/bodypart/leg/left/robot))
 		if(l_leg)
 			return
 		if(!user.transferItemToLoc(W, src))
@@ -163,7 +163,7 @@
 		l_leg = W
 		update_icon()
 
-	else if(istype(W, /obj/item/bodypart/r_leg/robot))
+	else if(istype(W, /obj/item/bodypart/leg/right/robot))
 		if(src.r_leg)
 			return
 		if(!user.transferItemToLoc(W, src))

code/game/objects/structures/crates_lockers/crates.dm

@@ -221,10 +221,10 @@
 	new /obj/item/bodypart/l_arm/robot/surplus(src)
 	new /obj/item/bodypart/r_arm/robot/surplus(src)
 	new /obj/item/bodypart/r_arm/robot/surplus(src)
-	new /obj/item/bodypart/l_leg/robot/surplus(src)
-	new /obj/item/bodypart/l_leg/robot/surplus(src)
-	new /obj/item/bodypart/r_leg/robot/surplus(src)
-	new /obj/item/bodypart/r_leg/robot/surplus(src)
+	new /obj/item/bodypart/leg/left/robot/surplus(src)
+	new /obj/item/bodypart/leg/left/robot/surplus(src)
+	new /obj/item/bodypart/leg/right/robot/surplus(src)
+	new /obj/item/bodypart/leg/right/robot/surplus(src)
 
 /obj/structure/closet/crate/radiation
 	desc = "A crate with a radiation sign on it."

code/modules/antagonists/devil/true_devil/_true_devil.dm

@@ -24,8 +24,8 @@
 		/obj/item/bodypart/head/devil,
 		/obj/item/bodypart/l_arm/devil,
 		/obj/item/bodypart/r_arm/devil,
-		/obj/item/bodypart/r_leg/devil,
-		/obj/item/bodypart/l_leg/devil
+		/obj/item/bodypart/leg/right/devil,
+		/obj/item/bodypart/leg/left/devil
 	)
 	hud_type = /datum/hud/devil
 	var/ascended = FALSE

code/modules/antagonists/heretic/knowledge/side_ash_flesh.dm

@@ -29,8 +29,8 @@
 		/datum/heretic_knowledge/summon/raw_prophet,
 	)
 	required_atoms = list(
-		/obj/item/bodypart/l_leg = 1,
-		/obj/item/bodypart/r_leg = 1,
+		/obj/item/bodypart/leg/left = 1,
+		/obj/item/bodypart/leg/right = 1,
 		/obj/item/hatchet = 1,
 	)
 	duration = 5 MINUTES

code/modules/clothing/shoes/_shoes.dm

@@ -18,13 +18,13 @@
 /obj/item/clothing/shoes/suicide_act(mob/living/carbon/user)
 	if(prob(50))
 		user.visible_message("<span class='suicide'>[user] begins tying \the [src] up waaay too tightly! It looks like [user.p_theyre()] trying to commit suicide!</span>")
-		var/obj/item/bodypart/l_leg = user.get_bodypart(BODY_ZONE_L_LEG)
-		var/obj/item/bodypart/r_leg = user.get_bodypart(BODY_ZONE_R_LEG)
-		if(l_leg)
-			l_leg.dismember()
+		var/obj/item/bodypart/leg/left = user.get_bodypart(BODY_ZONE_L_LEG)
+		var/obj/item/bodypart/leg/right = user.get_bodypart(BODY_ZONE_R_LEG)
+		if(left)
+			left.dismember()
 			playsound(user,pick('sound/misc/desecration-01.ogg','sound/misc/desecration-02.ogg','sound/misc/desecration-01.ogg') ,50, 1, -1)
-		if(r_leg)
-			r_leg.dismember()
+		if(right)
+			right.dismember()
 			playsound(user,pick('sound/misc/desecration-01.ogg','sound/misc/desecration-02.ogg','sound/misc/desecration-01.ogg') ,50, 1, -1)
 		return BRUTELOSS
 	else//didnt realize this suicide act existed (was in miscellaneous.dm) and didnt want to remove it, so made it a 50/50 chance. Why not!

code/modules/mob/living/carbon/alien/humanoid/humanoid.dm

@@ -12,8 +12,8 @@
 		/obj/item/bodypart/head/alien,
 		/obj/item/bodypart/l_arm/alien,
 		/obj/item/bodypart/r_arm/alien,
-		/obj/item/bodypart/r_leg/alien,
-		/obj/item/bodypart/l_leg/alien,
+		/obj/item/bodypart/leg/right/alien,
+		/obj/item/bodypart/leg/left/alien,
 		)
 	var/caste = ""
 	var/alt_icon = 'icons/mob/alienleap.dmi' //used to switch between the two alien icon files.

code/modules/mob/living/carbon/carbon.dm

@@ -966,9 +966,9 @@
 				if(BODY_ZONE_HEAD)
 					limbtypes = typesof(/obj/item/bodypart/head)
 				if(BODY_ZONE_L_LEG)
-					limbtypes = typesof(/obj/item/bodypart/l_leg)
+					limbtypes = typesof(/obj/item/bodypart/leg/left)
 				if(BODY_ZONE_R_LEG)
-					limbtypes = typesof(/obj/item/bodypart/r_leg)
+					limbtypes = typesof(/obj/item/bodypart/leg/right)
 			switch(edit_action)
 				if("remove")
 					if(BP)

code/modules/mob/living/carbon/carbon_defines.dm

@@ -54,8 +54,8 @@
 		/obj/item/bodypart/head,
 		/obj/item/bodypart/l_arm,
 		/obj/item/bodypart/r_arm,
-		/obj/item/bodypart/r_leg,
-		/obj/item/bodypart/l_leg
+		/obj/item/bodypart/leg/right,
+		/obj/item/bodypart/leg/left
 	)
 
 	//Gets filled up in create_bodyparts()

code/modules/mob/living/carbon/human/species.dm

@@ -115,8 +115,8 @@ GLOBAL_LIST_EMPTY(features_by_species)
 	var/obj/item/bodypart/species_head = /obj/item/bodypart/head
 	var/obj/item/bodypart/species_l_arm = /obj/item/bodypart/l_arm
 	var/obj/item/bodypart/species_r_arm = /obj/item/bodypart/r_arm
-	var/obj/item/bodypart/species_r_leg = /obj/item/bodypart/r_leg
-	var/obj/item/bodypart/species_l_leg = /obj/item/bodypart/l_leg
+	var/obj/item/bodypart/species_r_leg = /obj/item/bodypart/leg/right
+	var/obj/item/bodypart/species_l_leg = /obj/item/bodypart/leg/left
 
 	/// if false, having no tongue makes you unable to speak
 	var/speak_no_tongue = TRUE
@@ -394,8 +394,8 @@ GLOBAL_LIST_EMPTY(features_by_species)
 	//Note for future: Potentionally add a new C.dna.species() to build a template species for more accurate limb replacement
 
 	if((new_species.digitigrade_customization == DIGITIGRADE_OPTIONAL && C.dna.features["legs"] == "Digitigrade Legs") || new_species.digitigrade_customization == DIGITIGRADE_FORCED)
-		new_species.species_r_leg = /obj/item/bodypart/r_leg/digitigrade
-		new_species.species_l_leg = /obj/item/bodypart/l_leg/digitigrade
+		new_species.species_r_leg = /obj/item/bodypart/leg/right/digitigrade
+		new_species.species_l_leg = /obj/item/bodypart/leg/left/digitigrade
 
 	for(var/obj/item/bodypart/old_part as() in C.bodyparts)
 		if(old_part.change_exempt_flags & BP_BLOCK_CHANGE_SPECIES)
@@ -423,12 +423,12 @@ GLOBAL_LIST_EMPTY(features_by_species)
 				new_part.update_limb(is_creating = TRUE)
 				qdel(old_part)
 			if(BODY_ZONE_L_LEG)
-				var/obj/item/bodypart/l_leg/new_part = new new_species.species_l_leg()
+				var/obj/item/bodypart/leg/left/new_part = new new_species.species_l_leg()
 				new_part.replace_limb(C, TRUE, is_creating = TRUE)
 				new_part.update_limb(is_creating = TRUE)
 				qdel(old_part)
 			if(BODY_ZONE_R_LEG)
-				var/obj/item/bodypart/r_leg/new_part = new new_species.species_r_leg()
+				var/obj/item/bodypart/leg/right/new_part = new new_species.species_r_leg()
 				new_part.replace_limb(C, TRUE, is_creating = TRUE)
 				new_part.update_limb(is_creating = TRUE)
 				qdel(old_part)
@@ -775,8 +775,8 @@ GLOBAL_LIST_EMPTY(features_by_species)
 		var/obj/item/bodypart/chest/chest = H.get_bodypart(BODY_ZONE_CHEST)
 		var/obj/item/bodypart/r_arm/right_arm = H.get_bodypart(BODY_ZONE_R_ARM)
 		var/obj/item/bodypart/l_arm/left_arm = H.get_bodypart(BODY_ZONE_L_ARM)
-		var/obj/item/bodypart/r_leg/right_leg = H.get_bodypart(BODY_ZONE_R_LEG)
-		var/obj/item/bodypart/l_leg/left_leg = H.get_bodypart(BODY_ZONE_L_LEG)
+		var/obj/item/bodypart/leg/right/right_leg = H.get_bodypart(BODY_ZONE_R_LEG)
+		var/obj/item/bodypart/leg/left/left_leg = H.get_bodypart(BODY_ZONE_L_LEG)
 		var/datum/sprite_accessory/markings = GLOB.moth_markings_list[H.dna.features["moth_markings"]]
 		var/markings_icon_state = markings.icon_state
 		if(ismoth(H) && HAS_TRAIT(H, TRAIT_MOTH_BURNT))
@@ -850,7 +850,7 @@ GLOBAL_LIST_EMPTY(features_by_species)
 	H.remove_overlay(BODY_ADJ_LAYER)
 	H.remove_overlay(BODY_FRONT_LAYER)
 
-	REMOVE_LUM_SOURCE(H, LUM_SOURCE_MUTANT_BODYPART)
+	//REMOVE_LUM_SOURCE(H, LUM_SOURCE_MUTANT_BODYPART)
 
 	if(!mutant_bodyparts)
 		return

code/modules/mob/living/carbon/human/species_types/IPC.dm

@@ -41,8 +41,8 @@
 	species_head = /obj/item/bodypart/head/ipc
 	species_l_arm = /obj/item/bodypart/l_arm/ipc
 	species_r_arm = /obj/item/bodypart/r_arm/ipc
-	species_l_leg = /obj/item/bodypart/l_leg/ipc
-	species_r_leg = /obj/item/bodypart/r_leg/ipc
+	species_l_leg = /obj/item/bodypart/leg/left/ipc
+	species_r_leg = /obj/item/bodypart/leg/right/ipc
 
 	exotic_blood = /datum/reagent/oil
 	blood_color = "#000000"

code/modules/mob/living/carbon/human/species_types/abductors.dm

@@ -11,8 +11,8 @@
 	species_head = /obj/item/bodypart/head/abductor
 	species_l_arm = /obj/item/bodypart/l_arm/abductor
 	species_r_arm = /obj/item/bodypart/r_arm/abductor
-	species_l_leg = /obj/item/bodypart/l_leg/abductor
-	species_r_leg = /obj/item/bodypart/r_leg/abductor
+	species_l_leg = /obj/item/bodypart/leg/left/abductor
+	species_r_leg = /obj/item/bodypart/leg/right/abductor
 
 /datum/species/abductor/on_species_gain(mob/living/carbon/C, datum/species/old_species)
 	. = ..()

code/modules/mob/living/carbon/human/species_types/apid.dm

@@ -30,8 +30,8 @@
 	species_head = /obj/item/bodypart/head/apid
 	species_l_arm = /obj/item/bodypart/l_arm/apid
 	species_r_arm = /obj/item/bodypart/r_arm/apid
-	species_l_leg = /obj/item/bodypart/l_leg/apid
-	species_r_leg = /obj/item/bodypart/r_leg/apid
+	species_l_leg = /obj/item/bodypart/leg/left/apid
+	species_r_leg = /obj/item/bodypart/leg/right/apid
 
 	species_height = SPECIES_HEIGHTS(2, 1, 0)
 

code/modules/mob/living/carbon/human/species_types/ethereal.dm

@@ -26,8 +26,8 @@
 	species_head = /obj/item/bodypart/head/ethereal
 	species_l_arm = /obj/item/bodypart/l_arm/ethereal
 	species_r_arm = /obj/item/bodypart/r_arm/ethereal
-	species_l_leg = /obj/item/bodypart/l_leg/ethereal
-	species_r_leg = /obj/item/bodypart/r_leg/ethereal
+	species_l_leg = /obj/item/bodypart/leg/left/ethereal
+	species_r_leg = /obj/item/bodypart/leg/right/ethereal
 
 	// Body temperature for ethereals is much higher then humans as they like hotter environments
 	bodytemp_normal = (BODYTEMP_NORMAL + 50)

code/modules/mob/living/carbon/human/species_types/flypeople.dm

@@ -21,8 +21,8 @@
 	species_head = /obj/item/bodypart/head/fly
 	species_l_arm = /obj/item/bodypart/l_arm/fly
 	species_r_arm = /obj/item/bodypart/r_arm/fly
-	species_l_leg = /obj/item/bodypart/l_leg/fly
-	species_r_leg = /obj/item/bodypart/r_leg/fly
+	species_l_leg = /obj/item/bodypart/leg/left/fly
+	species_r_leg = /obj/item/bodypart/leg/right/fly
 
 	species_height = SPECIES_HEIGHTS(2, 1, 0)