Merge pull request #1901 from Citadel-Station-13/upstream-merge-28992

[MIRROR] Adds Necropolis curses for cursed items in Necropolis ruins

code/__DEFINES/layers.dm

@@ -73,6 +73,7 @@
 #define UI_DAMAGE_LAYER 18.2
 #define BLIND_LAYER 18.3
 #define CRIT_LAYER 18.4
+#define CURSE_LAYER 18.5
 
 #define HUD_PLANE 19
 #define HUD_LAYER 19

code/__DEFINES/mobs.dm

@@ -51,6 +51,12 @@
 #define DEVIL_BODYPART "devil"
 /*see __DEFINES/inventory.dm for bodypart bitflag defines*/
 
+//Health hud screws for carbon mobs
+#define SCREWYHUD_NONE 0
+#define SCREWYHUD_CRIT 1
+#define SCREWYHUD_DEAD 2
+#define SCREWYHUD_HEALTHY 3
+
 //Nutrition levels for humans
 #define NUTRITION_LEVEL_FAT 600
 #define NUTRITION_LEVEL_FULL 550

code/__DEFINES/status_effects.dm

@@ -54,6 +54,12 @@
 
 #define STATUS_EFFECT_SAWBLEED /datum/status_effect/saw_bleed //if the bleed builds up enough, takes a ton of damage
 
+#define STATUS_EFFECT_NECROPOLIS_CURSE /datum/status_effect/necropolis_curse
+#define CURSE_BLINDING	1 //makes the edges of the target's screen obscured
+#define CURSE_SPAWNING	2 //spawns creatures that attack the target only
+#define CURSE_WASTING	4 //causes gradual damage
+#define CURSE_GRASPING	8 //hands reach out from the sides of the screen, doing damage and stunning if they hit the target
+
 /////////////
 // NEUTRAL //
 /////////////