Renderer: Some indirect fixes

shaders/Irradiance.frag.glsl

@@ -55,5 +55,5 @@ void main()
 		}
 	}
 
-	out_color = (outCol * 4.0 * PI) / weight;
+	out_color = outCol / weight;
 }

shaders/Light.frag.glsl

@@ -86,7 +86,7 @@ void main()
 	float lambert = nol;
 
 #if defined(POINT_LIGHT)
-	out_color = (specC + diffC) * (att * lambert);
+	out_color = (specC + diffC) * (att * max(lambert, gbuffer.subsurface));
 #else
 	float spot =
 		computeSpotFactor(l, u_light.diffuseColorOuterCos.w, u_light.specularColorInnerCos.w, u_light.lightDirPad1.xyz);