Make masks consecutive and ordered.

apps/openmw/mwrender/vismask.hpp

@@ -33,26 +33,26 @@ namespace MWRender
         Mask_SimpleWater = (1<<7),
         Mask_Terrain = (1<<8),
         Mask_FirstPerson = (1<<9),
-        Mask_Object = (1<<18), // TODO: get Scrawl or Zini to decide if we want this to be (1<<10) and to shift all of the other masks by one.
+        Mask_Object = (1<<10),
 
         // child of Sky
-        Mask_Sun = (1<<10),
-        Mask_WeatherParticles = (1<<11),
+        Mask_Sun = (1<<11),
+        Mask_WeatherParticles = (1<<12),
 
         // top level masks
-        Mask_Scene = (1<<12),
-        Mask_GUI = (1<<13),
+        Mask_Scene = (1<<13),
+        Mask_GUI = (1<<14),
 
         // Set on a ParticleSystem Drawable
-        Mask_ParticleSystem = (1<<14),
+        Mask_ParticleSystem = (1<<15),
 
         // Set on cameras within the main scene graph
-        Mask_RenderToTexture = (1<<15),
+        Mask_RenderToTexture = (1<<16),
 
-        Mask_PreCompile = (1<<16),
+        Mask_PreCompile = (1<<17),
 
         // Set on a camera's cull mask to enable the LightManager
-        Mask_Lighting = (1<<17)
+        Mask_Lighting = (1<<18)
     };
 
 }