diff --git a/src/common/rendering/hwrenderer/data/hw_dynlightdata.h b/src/common/rendering/hwrenderer/data/hw_dynlightdata.h
index c354ad124..94b30fddc 100644
--- a/src/common/rendering/hwrenderer/data/hw_dynlightdata.h
+++ b/src/common/rendering/hwrenderer/data/hw_dynlightdata.h
@@ -87,6 +87,14 @@ struct sun_trace_cache_t
 	bool SunResult = false;
 };
 
+enum FShadowCastingTypes
+{
+	SHADOWCASTING_None = 0,
+	SHADOWCASTING_Lightmap,
+	// Not yet implemented.
+	//SHADOWCASTING_Dynamic
+};
+
 extern thread_local FDynLightData lightdata;
 
 
diff --git a/src/namedef_custom.h b/src/namedef_custom.h
index 843ca4c0a..ad44ce3f2 100644
--- a/src/namedef_custom.h
+++ b/src/namedef_custom.h
@@ -875,6 +875,7 @@ xx(lm_suncolor)
 xx(lm_sunintensity)
 xx(lm_bounce)
 xx(lm_ao)
+xx(ShadowCastingType)
 
 // Light keywords
 xx(light_softshadowradius)
diff --git a/src/rendering/hwrenderer/doom_levelmesh.cpp b/src/rendering/hwrenderer/doom_levelmesh.cpp
index 0dbbafa55..ffce01988 100644
--- a/src/rendering/hwrenderer/doom_levelmesh.cpp
+++ b/src/rendering/hwrenderer/doom_levelmesh.cpp
@@ -295,16 +295,19 @@ DoomLevelMesh::DoomLevelMesh(FLevelLocals& doomMap)
 	// Collect all the models we want to bake into the level mesh
 	if (lm_models)
 	{
-		TThinkerIterator<AActor> it(&doomMap, PClass::FindClass("StaticMapModel"), STAT_STATIC, true);
+		TThinkerIterator<AActor> it(&doomMap, PClass::FindClass("Actor"), STAT_STATIC, true);
 		AActor* thing;
 		while ((thing = it.Next()) != nullptr)
 		{
-			bool isPicnumOverride = thing->picnum.isValid();
-			int spritenum = thing->sprite;
-			FSpriteModelFrame* modelframe = isPicnumOverride ? nullptr : FindModelFrame(thing, spritenum, thing->frame, !!(thing->flags & MF_DROPPED));
-			if (modelframe && modelframe->modelIDs.size() != 0)
+			if (thing->IntVar(NAME_ShadowCastingType) == SHADOWCASTING_Lightmap)
 			{
-				CreateModelSurfaces(thing, modelframe);
+				bool isPicnumOverride = thing->picnum.isValid();
+				int spritenum = thing->sprite;
+				FSpriteModelFrame* modelframe = isPicnumOverride ? nullptr : FindModelFrame(thing, spritenum, thing->frame, !!(thing->flags & MF_DROPPED));
+				if (modelframe && modelframe->modelIDs.size() != 0)
+				{
+					CreateModelSurfaces(thing, modelframe);
+				}
 			}
 		}
 	}
diff --git a/wadsrc/static/zscript/actors/actor.zs b/wadsrc/static/zscript/actors/actor.zs
index 228c8066d..b94632e53 100644
--- a/wadsrc/static/zscript/actors/actor.zs
+++ b/wadsrc/static/zscript/actors/actor.zs
@@ -286,6 +286,9 @@ class Actor : Thinker native
 	meta double FastSpeed;		// speed in fast mode
 	meta Sound PushSound;		// Sound being played when pushed by something
 
+	// VKDoom
+	meta readonly int ShadowCastingType;
+
 	// todo: implement access to native meta properties.
 	// native meta int infighting_group;
 	// native meta int projectile_group;
@@ -372,6 +375,7 @@ class Actor : Thinker native
 	property ShadowPenaltyFactor: ShadowPenaltyFactor;
 	property AutomapOffsets : AutomapOffsets;
 	property LandingSpeed: LandingSpeed;
+	property ShadowCastingType: ShadowCastingType;
 
     // need some definition work first
     //FRenderStyle RenderStyle;
diff --git a/wadsrc/static/zscript/doombase.zs b/wadsrc/static/zscript/doombase.zs
index fbe9d2760..2d1e1261c 100644
--- a/wadsrc/static/zscript/doombase.zs
+++ b/wadsrc/static/zscript/doombase.zs
@@ -988,4 +988,10 @@ struct Lightmap
     native static void SetSunIntensity(double intensity);
 };
 
-class StaticMapModel : Actor {}
+enum FShadowCastingTypes
+{
+	SHADOWCASTING_None = 0,
+	SHADOWCASTING_Lightmap,
+	// Not yet implemented.
+	//SHADOWCASTING_Dynamic
+}