From 42aa6c883205eda9ce797ed0bc4010d6017e190f Mon Sep 17 00:00:00 2001
From: ZZYZX <zzyzx@virtual>
Date: Tue, 14 Jan 2020 11:09:33 +0200
Subject: [PATCH] Fixed: there was no highlight shader for internal sprites for
 ZDoom effects disabled;  Fixed: highlighting of transparent walls/floors was
 broken

---
 Source/Core/Rendering/RenderDevice.cs | 1 +
 Source/Core/Resources/world3d.shader  | 2 +-
 2 files changed, 2 insertions(+), 1 deletion(-)

diff --git a/Source/Core/Rendering/RenderDevice.cs b/Source/Core/Rendering/RenderDevice.cs
index 201377f8..54375cc1 100755
--- a/Source/Core/Rendering/RenderDevice.cs
+++ b/Source/Core/Rendering/RenderDevice.cs
@@ -95,6 +95,7 @@ namespace CodeImp.DoomBuilder.Rendering
 
             // fog 3d shaders
             CompileShader(ShaderName.world3d_main_fog, "world3d.shader", "world3d_main_fog");
+            CompileShader(ShaderName.world3d_main_highlight_vertexcolor, "world3d.shader", "world3d_highlight_vertexcolor");
             CompileShader(ShaderName.world3d_main_highlight_fog, "world3d.shader", "world3d_main_highlight_fog");
             CompileShader(ShaderName.world3d_main_fog_vertexcolor, "world3d.shader", "world3d_main_fog_vertexcolor");
             CompileShader(ShaderName.world3d_main_highlight_fog_vertexcolor, "world3d.shader", "world3d_main_highlight_fog_vertexcolor");
diff --git a/Source/Core/Resources/world3d.shader b/Source/Core/Resources/world3d.shader
index a696667f..d400c70c 100755
--- a/Source/Core/Resources/world3d.shader
+++ b/Source/Core/Resources/world3d.shader
@@ -308,7 +308,7 @@ shader world3d_main_highlight_fog extends world3d_main_fog
 	{
 		vec4 tcolor = texture(texture1, v2f.UV);
 		tcolor = mix(tcolor, vec4(stencilColor.rgb, tcolor.a), stencilColor.a);
-		tcolor = getDynLightContribution(tcolor, v2f.Color, v2f.PosW, v2f.Normal);
+		tcolor = vec4(getDynLightContribution(tcolor, v2f.Color, v2f.PosW, v2f.Normal).rgb, tcolor.a);
 		if (tcolor.a == 0.0)
 		{
 			out.FragColor = tcolor;