[FEATURE] Marking Shaders

Content.Client/Body/VisualBodySystem.cs

@@ -199,6 +199,15 @@ private void ApplyMarkings(Entity<VisualOrganMarkingsComponent> ent, EntityUid t
                     _sprite.LayerSetColor(target, layerId, marking.MarkingColors[i]);
                 else
                     _sprite.LayerSetColor(target, layerId, Color.White);
+
+                // MACRO START - marking layer shaders
+                if (proto.Shaders is not null &&
+                    proto.Shaders.TryGetValue(rsi.RsiState, out var shader))
+                {
+                    EnsureComp<SpriteComponent>(target, out var spriteComp); // why is this method in the component?????
+                    spriteComp.LayerSetShader(index + i + 1, shader);
+                }
+                // MACRO END
             }
 
             applied.Add(marking);

Content.Shared/Humanoid/Markings/MarkingPrototype.cs

@@ -36,6 +36,14 @@ public sealed partial class MarkingPrototype : IPrototype
         [DataField("sprites", required: true)]
         public List<SpriteSpecifier> Sprites { get; private set; } = default!;
 
+        // MACRO ADDITION
+        /// <summary>
+        ///     Optional dictionary allowing assignment of shaders to sprite layers in a marking.
+        ///     This implementation is very messy but unfortunately Robust doesn't like shaders in SpriteSpecifiers.
+        /// </summary>
+        [DataField]
+        public Dictionary<string, string>? Shaders { get; private set; }
+
         public Marking AsMarking()
         {
             return new Marking(ID, Sprites.Count);

Resources/ConfigPresets/Build/development.toml

@@ -42,7 +42,8 @@ see_own_notes = true
 new_player_threshold = 120
 
 [ic]
-random_characters = true
+# MACRO - random_characters true -> false
+random_characters = false
 random_species_weights = ""
 ssd_sleep_time = 3600