add v1.541 (Extreme)

shaders/world1/gbuffers_skytextured.fsh

@@ -0,0 +1,10 @@
+#version 120
+/* DRAWBUFFERS:3 */
+
+varying vec4 color;
+varying vec2 texcoord;
+uniform sampler2D texture;
+
+void main() {
+	gl_FragData[0] = texture2D(texture,texcoord.xy)*color*0.85;
+}