From 8e3b29de335e1d4f3daef1439a4e812dad97a3d1 Mon Sep 17 00:00:00 2001
From: RaveYard <29225776+MrRaveYard@users.noreply.github.com>
Date: Sat, 9 Sep 2023 19:49:40 +0200
Subject: [PATCH] Fix floors not being updated

---
 src/rendering/hwrenderer/scene/hw_flats.cpp | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

diff --git a/src/rendering/hwrenderer/scene/hw_flats.cpp b/src/rendering/hwrenderer/scene/hw_flats.cpp
index 19de0a5585..68cdf6a00b 100644
--- a/src/rendering/hwrenderer/scene/hw_flats.cpp
+++ b/src/rendering/hwrenderer/scene/hw_flats.cpp
@@ -507,11 +507,14 @@ void HWFlat::ProcessSector(HWDrawInfo *di, FRenderState& state, sector_t * front
 
 	const auto* lm = &sector->Level->levelMesh->Surfaces[0]; // temporay hack on top of a temporary hack
 
-	for (auto& subsector : section->subsectors)
+	for (int i = 0, count = sector->subsectorcount; i < count; ++i)
 	{
-		if (auto lightmap = subsector->lightmap[ceiling ? 1 : 0][0])
+		for (int plane = 0; plane < 2; ++plane)
 		{
-			state.PushVisibleSurface(lightmap - lm, lightmap);
+			if (auto lightmap = sector->subsectors[i]->lightmap[plane][0])
+			{
+				state.PushVisibleSurface(lightmap - lm, lightmap);
+			}
 		}
 	}