diff --git a/src/hwrenderer/data/flatvertices.cpp b/src/hwrenderer/data/flatvertices.cpp
index cfa929d31..0fba9a50f 100644
--- a/src/hwrenderer/data/flatvertices.cpp
+++ b/src/hwrenderer/data/flatvertices.cpp
@@ -118,120 +118,6 @@ static F3DFloor *Find3DFloor(sector_t *target, sector_t *model)
 //
 //==========================================================================
 
-int FFlatVertexGenerator::CreateSubsectorVertices(subsector_t *sub, const secplane_t &plane, int floor)
-{
-	int idx = vbo_shadowdata.Reserve(sub->numlines);
-	for(unsigned int k=0; k<sub->numlines; k++, idx++)
-	{
-		vbo_shadowdata[idx].SetFlatVertex(sub->firstline[k].v1, plane);
-		if (sub->sector->transdoor && floor) vbo_shadowdata[idx].z -= 1.f;
-	}
-	return idx;
-}
-
-//==========================================================================
-//
-// Creates the vertices for one plane in one subsector
-//
-//==========================================================================
-
-int FFlatVertexGenerator::CreateSectorVertices(sector_t *sec, const secplane_t &plane, int floor)
-{
-	int rt = vbo_shadowdata.Size();
-	// First calculate the vertices for the sector itself
-	for(int j=0; j<sec->subsectorcount; j++)
-	{
-		subsector_t *sub = sec->subsectors[j];
-		CreateSubsectorVertices(sub, plane, floor);
-	}
-	return rt;
-}
-
-//==========================================================================
-//
-//
-//
-//==========================================================================
-
-int FFlatVertexGenerator::CreateVertices(int h, sector_t *sec, const secplane_t &plane, int floor)
-{
-	// First calculate the vertices for the sector itself
-	sec->vboheight[h] = sec->GetPlaneTexZ(h);
-	sec->vboindex[h] = CreateSectorVertices(sec, plane, floor);
-
-	// Next are all sectors using this one as heightsec
-	TArray<sector_t *> &fakes = sec->e->FakeFloor.Sectors;
-	for (unsigned g=0; g<fakes.Size(); g++)
-	{
-		sector_t *fsec = fakes[g];
-		fsec->vboindex[2+h] = CreateSectorVertices(fsec, plane, false);
-	}
-
-	// and finally all attached 3D floors
-	TArray<sector_t *> &xf = sec->e->XFloor.attached;
-	for (unsigned g=0; g<xf.Size(); g++)
-	{
-		sector_t *fsec = xf[g];
-		F3DFloor *ffloor = Find3DFloor(fsec, sec);
-
-		if (ffloor != NULL && ffloor->flags & FF_RENDERPLANES)
-		{
-			bool dotop = (ffloor->top.model == sec) && (ffloor->top.isceiling == h);
-			bool dobottom = (ffloor->bottom.model == sec) && (ffloor->bottom.isceiling == h);
-
-			if (dotop || dobottom)
-			{
-				auto ndx = CreateSectorVertices(fsec, plane, false);
-				if (dotop) ffloor->top.vindex = ndx;
-				if (dobottom) ffloor->bottom.vindex = ndx;
-			}
-		}
-	}
-	sec->vbocount[h] = vbo_shadowdata.Size() - sec->vboindex[h];
-	return sec->vboindex[h];
-}
-
-
-//==========================================================================
-//
-//
-//
-//==========================================================================
-
-void FFlatVertexGenerator::CreateFlatVertices()
-{
-	for (int h = sector_t::floor; h <= sector_t::ceiling; h++)
-	{
-		for(auto &sec : level.sectors)
-		{
-			CreateVertices(h, &sec, sec.GetSecPlane(h), h == sector_t::floor);
-		}
-	}
-
-	// We need to do a final check for Vavoom water and FF_FIX sectors.
-	// No new vertices are needed here. The planes come from the actual sector
-	for (auto &sec : level.sectors)
-	{
-		for(auto ff : sec.e->XFloor.ffloors)
-		{
-			if (ff->top.model == &sec)
-			{
-				ff->top.vindex = sec.vboindex[ff->top.isceiling];
-			}
-			if (ff->bottom.model == &sec)
-			{
-				ff->bottom.vindex = sec.vboindex[ff->top.isceiling];
-			}
-		}
-	}
-}
-
-//==========================================================================
-//
-// Creates the vertices for one plane in one subsector
-//
-//==========================================================================
-
 int FFlatVertexGenerator::CreateIndexedSubsectorVertices(subsector_t *sub, const secplane_t &plane, int floor, int vi, FFlatVertexGenerator::FIndexGenerationInfo &gen)
 {
 	if (sub->numlines < 3) return -1;
diff --git a/src/hwrenderer/data/flatvertices.h b/src/hwrenderer/data/flatvertices.h
index 2f0b1d5f4..9f4661261 100644
--- a/src/hwrenderer/data/flatvertices.h
+++ b/src/hwrenderer/data/flatvertices.h
@@ -88,11 +88,6 @@ public:
 	void OutputResized(int width, int height);
 
 private:
-	int CreateSubsectorVertices(subsector_t *sub, const secplane_t &plane, int floor);
-	int CreateSectorVertices(sector_t *sec, const secplane_t &plane, int floor);
-	int CreateVertices(int h, sector_t *sec, const secplane_t &plane, int floor);
-	void CreateFlatVertices();
-
 	int CreateIndexedSubsectorVertices(subsector_t *sub, const secplane_t &plane, int floor, int vi, FIndexGenerationInfo &gen);
 	int CreateIndexedSectorVertices(sector_t *sec, const secplane_t &plane, int floor, FIndexGenerationInfo &gen);
 	int CreateIndexedVertices(int h, sector_t *sec, const secplane_t &plane, int floor, TArray<FIndexGenerationInfo> &gen);