From f45ab9b75cdbecccc47510a6ed0c18c11cebc1bc Mon Sep 17 00:00:00 2001
From: Magnus Norddahl <dpjudas@users.noreply.github.com>
Date: Sat, 16 Sep 2023 05:33:00 +0200
Subject: [PATCH] Add cvar for speed testing always updating the lightmap

---
 src/rendering/hwrenderer/scene/hw_drawinfo.cpp | 2 ++
 src/rendering/hwrenderer/scene/hw_drawinfo.h   | 7 +++++++
 2 files changed, 9 insertions(+)

diff --git a/src/rendering/hwrenderer/scene/hw_drawinfo.cpp b/src/rendering/hwrenderer/scene/hw_drawinfo.cpp
index 2af74f3923..28435b5624 100644
--- a/src/rendering/hwrenderer/scene/hw_drawinfo.cpp
+++ b/src/rendering/hwrenderer/scene/hw_drawinfo.cpp
@@ -52,6 +52,8 @@
 EXTERN_CVAR(Float, r_visibility)
 EXTERN_CVAR(Int, lm_background_updates);
 
+CVAR(Bool, lm_always_update, false, 0)
+
 CVAR(Bool, gl_bandedswlight, false, CVAR_ARCHIVE)
 CVAR(Bool, gl_sort_textures, false, CVAR_ARCHIVE | CVAR_GLOBALCONFIG)
 CVAR(Bool, gl_no_skyclear, false, CVAR_ARCHIVE | CVAR_GLOBALCONFIG)
diff --git a/src/rendering/hwrenderer/scene/hw_drawinfo.h b/src/rendering/hwrenderer/scene/hw_drawinfo.h
index 86fe0e6123..6e37bcd151 100644
--- a/src/rendering/hwrenderer/scene/hw_drawinfo.h
+++ b/src/rendering/hwrenderer/scene/hw_drawinfo.h
@@ -10,6 +10,8 @@
 #include "hw_weapon.h"
 #include "hw_drawlist.h"
 
+EXTERN_CVAR(Bool, lm_always_update);
+
 enum EDrawMode
 {
 	DM_MAINVIEW,
@@ -207,6 +209,11 @@ struct HWDrawInfo
 			return;
 		}
 
+		if (lm_always_update)
+		{
+			surface->needsUpdate = true;
+		}
+
 		if (surface->needsUpdate && !surface->portalIndex && !surface->bSky)
 		{
 			VisibleSurfaces.Push(surface);