renderer: also set u_SRGB in lightMapping shader for the material system

Author: illwieckz

src/engine/renderer/Material.cpp

@@ -946,6 +946,7 @@ void BindShaderLightMapping( Material* material ) {
 	}
 
 	gl_lightMappingShaderMaterial->SetUniform_ViewOrigin( backEnd.orientation.viewOrigin );
+	gl_lightMappingShaderMaterial->SetUniform_SRGB( tr.worldLinearizeTexture );
 	gl_lightMappingShaderMaterial->SetUniform_numLights( backEnd.refdef.numLights );
 	gl_lightMappingShaderMaterial->SetUniform_ModelMatrix( backEnd.orientation.transformMatrix );
 	gl_lightMappingShaderMaterial->SetUniform_ModelViewProjectionMatrix( glState.modelViewProjectionMatrix[glState.stackIndex] );

src/engine/renderer/gl_shader.cpp

@@ -2573,6 +2573,7 @@ GLShader_lightMappingMaterial::GLShader_lightMappingMaterial() :
 	u_LightGridScale( this ),
 	u_numLights( this ),
 	u_Lights( this ),
+	u_SRGB( this ),
 	u_ShowTris( this ),
 	u_MaterialColour( this ),
 	u_ProfilerZero( this ),
@@ -3047,4 +3048,4 @@ GlobalUBOProxy::GlobalUBOProxy() :
 	u_Tonemap( this ),
 	u_TonemapParms( this ),
 	u_Exposure( this ) {
-}
+}

src/engine/renderer/gl_shader.h

@@ -3068,6 +3068,7 @@ class GLShader_lightMappingMaterial :
 	public u_LightGridScale,
 	public u_numLights,
 	public u_Lights,
+	public u_SRGB,
 	public u_ShowTris,
 	public u_MaterialColour,
 	public u_ProfilerZero,