diff --git a/rpcs3/Emu/RSX/Common/GLSLCommon.h b/rpcs3/Emu/RSX/Common/GLSLCommon.h
index f93202431f..4b34d653d6 100644
--- a/rpcs3/Emu/RSX/Common/GLSLCommon.h
+++ b/rpcs3/Emu/RSX/Common/GLSLCommon.h
@@ -34,38 +34,37 @@ namespace program_common
 			template_body += "$T fetch_fog_value(uint mode, $T $I)\n";
 
 		template_body += "{\n";
-		template_body += "	$T result = $T(0., 0., 0., 0.);\n";
+		template_body += "	$T result = $T($I.x, 0., 0., 0.);\n";
 		template_body += "	switch(mode)\n";
 		template_body += "	{\n";
 		template_body += "	default:\n";
 		template_body += "		return result;\n";
 		template_body += "	case 0:\n";
 		template_body += "		//linear\n";
-		template_body += "		result = $T(fog_param1 * $I.x + (fog_param0 - 1.), fog_param1 * $I.x + (fog_param0 - 1.), 0., 0.);\n";
+		template_body += "		result.y = fog_param1 * $I.x + (fog_param0 - 1.);\n";
 		template_body += "		break;\n";
 		template_body += "	case 1:\n";
 		template_body += "		//exponential\n";
-		template_body += "		result = $T(11.084 * (fog_param1 * $I.x + fog_param0 - 1.5), exp(11.084 * (fog_param1 * $I.x + fog_param0 - 1.5)), 0., 0.);\n";
+		template_body += "		result.y = exp(11.084 * (fog_param1 * $I.x + fog_param0 - 1.5));\n";
 		template_body += "		break;\n";
 		template_body += "	case 2:\n";
 		template_body += "		//exponential2\n";
-		template_body += "		result = $T(4.709 * (fog_param1 * $I.x + fog_param0 - 1.5), exp(-pow(4.709 * (fog_param1 * $I.x + fog_param0 - 1.5), 2.)), 0., 0.);\n";
+		template_body += "		result.y = exp(-pow(4.709 * (fog_param1 * $I.x + fog_param0 - 1.5), 2.));\n";
 		template_body += "		break;\n";
 		template_body += "	case 3:\n";
 		template_body += "		//exponential_abs\n";
-		template_body += "		result = $T(11.084 * (fog_param1 * abs($I.x) + fog_param0 - 1.5), exp(11.084 * (fog_param1 * abs($I.x) + fog_param0 - 1.5)), 0., 0.);\n";
+		template_body += "		result.y = exp(11.084 * (fog_param1 * abs($I.x) + fog_param0 - 1.5));\n";
 		template_body += "		break;\n";
 		template_body += "	case 4:\n";
 		template_body += "		//exponential2_abs\n";
-		template_body += "		result = $T(4.709 * (fog_param1 * abs($I.x) + fog_param0 - 1.5), exp(-pow(4.709 * (fog_param1 * abs($I.x) + fog_param0 - 1.5), 2.)), 0., 0.);\n";
+		template_body += "		result.y = exp(-pow(4.709 * (fog_param1 * abs($I.x) + fog_param0 - 1.5), 2.));\n";
 		template_body += "		break;\n";
 		template_body += " case 5:\n";
 		template_body += "		//linear_abs\n";
-		template_body += "		result = $T(fog_param1 * abs($I.x) + (fog_param0 - 1.), fog_param1 * abs($I.x) + (fog_param0 - 1.), 0., 0.);\n";
+		template_body += "		result.y = fog_param1 * abs($I.x) + (fog_param0 - 1.);\n";
 		template_body += "		break;\n";
 		template_body += "	}\n";
 		template_body += "\n";
-		template_body += "	result.x = max(result.x, 0.);\n";
 		template_body += "	result.y = clamp(result.y, 0., 1.);\n";
 		template_body += "	return result;\n";
 		template_body += "}\n\n";