Add missing lower and upper

src/rendering/hwrenderer/doom_levelmesh.cpp

@@ -329,7 +329,7 @@ void DoomLevelMesh::AddSectorsToDrawLists(const TArray<int>& sectors, LevelMeshD
 	}
 }
 
-void DoomLevelMesh::AddSidesToDrawLists(const TArray<int>& sides, LevelMeshDrawLists& lists)
+void DoomLevelMesh::AddSidesToDrawLists(const TArray<int>& sides, LevelMeshDrawLists& lists, HWDrawInfo* di)
 {
 	for (int sideIndex : sides)
 	{
@@ -337,6 +337,16 @@ void DoomLevelMesh::AddSidesToDrawLists(const TArray<int>& sides, LevelMeshDrawL
 		{
 			lists.Add(di.DrawType, di.PipelineID, { di.IndexStart, di.IndexStart + di.IndexCount });
 		}
+
+		for (const HWMissing& missing : Sides[sideIndex].MissingUpper)
+		{
+			di->AddUpperMissingTexture(missing.side, missing.sub, missing.plane);
+		}
+
+		for (const HWMissing& missing : Sides[sideIndex].MissingLower)
+		{
+			di->AddLowerMissingTexture(missing.side, missing.sub, missing.plane);
+		}
 	}
 }
 
@@ -660,6 +670,8 @@ void DoomLevelMesh::FreeSide(FLevelLocals& doomMap, unsigned int sideIndex)
 	Sides[sideIndex].Uniforms.Clear();
 
 	Sides[sideIndex].WallPortals.Clear();
+	Sides[sideIndex].MissingUpper.Clear();
+	Sides[sideIndex].MissingLower.Clear();
 	Sides[sideIndex].Decals.Clear();
 }
 
@@ -1090,10 +1102,14 @@ void DoomLevelMesh::CreateSide(FLevelLocals& doomMap, unsigned int sideIndex)
 	state.SetRenderStyle(STYLE_Normal);
 	*/
 
-	for (HWWall& portal : result.portals)
-	{
+	for (const HWWall& portal : result.portals)
 		sideBlock.WallPortals.Push(portal);
-	}
+
+	for (const HWMissing& missing : result.upper)
+		sideBlock.MissingUpper.Push(missing);
+
+	for (const HWMissing& missing : result.lower)
+		sideBlock.MissingLower.Push(missing);
 
 	// Add portal surface to the level mesh so raytraces can see them
 	CreateWallSurface(side, disp, state, result.portals, LevelMeshDrawType::Portal, sideIndex, sideBlock.Lights);

src/rendering/hwrenderer/doom_levelmesh.h

@@ -19,6 +19,13 @@ struct HWDrawInfo;
 class DoomLevelMesh;
 class MeshBuilder;
 
+struct HWMissing
+{
+	side_t* side;
+	subsector_t* sub;
+	double plane;
+};
+
 struct DoomSurfaceInfo
 {
 	DoomLevelMeshSurfaceType Type = ST_NONE;
@@ -73,6 +80,8 @@ struct SideSurfaceBlock
 	TArray<GeometryFreeInfo> Geometries;
 	TArray<UniformsAllocInfo> Uniforms;
 	TArray<HWWall> WallPortals;
+	TArray<HWMissing> MissingUpper;
+	TArray<HWMissing> MissingLower;
 	TArray<HWDecalCreateInfo> Decals;
 	bool InSideDecalsList = false;
 	TArray<DrawRangeInfo> DrawRanges;
@@ -143,7 +152,7 @@ public:
 	void ProcessDecals(HWDrawInfo* drawinfo, FRenderState& state);
 
 	void AddSectorsToDrawLists(const TArray<int>& sectors, LevelMeshDrawLists& lists);
-	void AddSidesToDrawLists(const TArray<int>& sides, LevelMeshDrawLists& lists);
+	void AddSidesToDrawLists(const TArray<int>& sides, LevelMeshDrawLists& lists, HWDrawInfo* di);
 
 	TArray<HWWall>& GetSidePortals(int sideIndex);
 

src/rendering/hwrenderer/scene/hw_drawinfo.cpp

@@ -575,7 +575,7 @@ void HWDrawInfo::CreateScene(bool drawpsprites, FRenderState& state)
 	SeenFlatsDrawLists.Clear();
 	SeenSidesDrawLists.Clear();
 	level.levelMesh->AddSectorsToDrawLists(SeenSectors.Get(), SeenFlatsDrawLists);
-	level.levelMesh->AddSidesToDrawLists(SeenSides.Get(), SeenSidesDrawLists);
+	level.levelMesh->AddSidesToDrawLists(SeenSides.Get(), SeenSidesDrawLists, this);
 
 	// And now the crappy hacks that have to be done to avoid rendering anomalies.
 	// These cannot be multithreaded when the time comes because all these depend

src/rendering/hwrenderer/scene/hw_drawinfo.h

@@ -96,7 +96,6 @@ enum DrawListType
 	GLDL_TYPES,
 };
 
-
 struct HWDrawInfo
 {
 	struct wallseg

src/rendering/hwrenderer/scene/hw_walldispatcher.h

@@ -1,12 +1,5 @@
 #pragma once
 
-struct HWMissing
-{
-	side_t* side;
-	subsector_t* sub;
-	double plane;
-};
-
 struct HWMeshHelper
 {
 	TArray<HWWall> opaque;