absolute chrom and shader fix

resources/la_tns_shaders.cpp

@@ -822,7 +822,7 @@ void main(){
 		}
 	}
 	if(UseLut!=0){
-		color.rgb = texture(TexLut,color.bgr).rgb;
+		color.rgb = texture(TexLut,color.bgr*vec3(32.0/33.0)+vec3(1.0/64.0)).rgb;
 	}
 	if(UseHalftone>1e-6){ color=mix(color,halftone(color),UseHalftone); }
     outColor = color;