From d1e613e51404d605dfc84b202188170c9e30d6d7 Mon Sep 17 00:00:00 2001
From: Christoph Oelckers <coelckers@users.noreply.github.com>
Date: Sat, 26 Sep 2020 23:39:42 +0200
Subject: [PATCH] - use a sector's special sprite color to colorize decals.

---
 src/rendering/hwrenderer/scene/hw_decal.cpp | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/src/rendering/hwrenderer/scene/hw_decal.cpp b/src/rendering/hwrenderer/scene/hw_decal.cpp
index ec835c01c..ac1b34e85 100644
--- a/src/rendering/hwrenderer/scene/hw_decal.cpp
+++ b/src/rendering/hwrenderer/scene/hw_decal.cpp
@@ -47,11 +47,18 @@
 
 void HWDecal::DrawDecal(HWDrawInfo *di, FRenderState &state)
 {
+	PalEntry DecalColor;
 	// alpha color only has an effect when using an alpha texture.
 	if (decal->RenderStyle.Flags & (STYLEF_RedIsAlpha | STYLEF_ColorIsFixed))
 	{
-		state.SetObjectColor(decal->AlphaColor | 0xff000000);
+		DecalColor = decal->AlphaColor | 0xff000000;
 	}
+	else
+		DecalColor = 0xffffffff;
+
+	if (!di->isFullbrightScene()) DecalColor = DecalColor.Modulate(frontsector->SpecialColors[sector_t::sprites]);
+
+	state.SetObjectColor(DecalColor);
 
 	state.SetLightIndex(dynlightindex);
 	state.SetTextureMode(decal->RenderStyle);