Merge pull request #9265 from Detective-Google/pixel-shift

Ports Pixel shifting.

code/modules/mob/living/living.dm

@@ -924,6 +924,12 @@ default behaviour is:
 /mob/living/Moved(var/atom/oldloc, direct, forced, movetime)
 	. = ..()
 	handle_footstep(loc)
+	// Begin VOREstation edit
+	if(is_shifted)
+		is_shifted = FALSE
+		pixel_x = 0
+		pixel_y = 0
+	// End VOREstation edit
 
 	if(pulling) // we were pulling a thing and didn't lose it during our move.
 		var/pull_dir = get_dir(src, pulling)

code/modules/mob/mob.dm

@@ -1022,6 +1022,40 @@ mob/proc/yank_out_object()
 	set hidden = 1
 	set_face_dir(client.client_dir(WEST))
 
+// Begin VOREstation edit
+/mob/verb/shiftnorth()
+	set hidden = TRUE
+	if(!canface())
+		return FALSE
+	if(pixel_y <= 16)
+		pixel_y++
+		is_shifted = TRUE
+
+/mob/verb/shiftsouth()
+	set hidden = TRUE
+	if(!canface())
+		return FALSE
+	if(pixel_y >= -16)
+		pixel_y--
+		is_shifted = TRUE
+
+/mob/verb/shiftwest()
+	set hidden = TRUE
+	if(!canface())
+		return FALSE
+	if(pixel_x >= -16)
+		pixel_x--
+		is_shifted = TRUE
+
+mob/verb/shifteast()
+	set hidden = TRUE
+	if(!canface())
+		return FALSE
+	if(pixel_x <= 16)
+		pixel_x++
+		is_shifted = TRUE
+// End VOREstation edit
+
 /mob/proc/adjustEarDamage()
 	return
 

code/modules/mob/mob_defines.dm

@@ -83,6 +83,7 @@
 	var/resting = 0			//Carbon
 	var/lying = 0
 	var/lying_prev = 0
+	var/is_shifted = FALSE // VoreStation Edit; pixel shifting
 	var/canmove = 1
 	//Allows mobs to move through dense areas without restriction. For instance, in space or out of holder objects.
 	var/incorporeal_move = 0 //0 is off, 1 is normal, 2 is for ninjas.