readd SSGI, fix spider eyes on iris, fix min light amount

all that.

shaders/gbuffers_beaconbeam.fsh

@@ -1,8 +1,60 @@
 #version 120
 
-// #define ENTITIES
-// #define BLOCKENTITIES
-// #define WORLD
-#define SPIDEREYES
+varying vec4 lmtexcoord;
+varying vec4 color;
 
-#include "gbuffers_all_solid.fsh"
+uniform sampler2D texture;
+
+//faster and actually more precise than pow 2.2
+// vec3 toLinear(vec3 sRGB){
+// 	return sRGB * (sRGB * (sRGB * 0.305306011 + 0.682171111) + 0.012522878);
+// }
+
+// vec3 viewToWorld(vec3 viewPosition) {
+//     vec4 pos;
+//     pos.xyz = viewPosition;
+//     pos.w = 0.0;
+//     pos = gbufferModelViewInverse * pos;
+//     return pos.xyz;
+// }
+// vec3 worldToView(vec3 worldPos) {
+//     vec4 pos = vec4(worldPos, 0.0);
+//     pos = gbufferModelView * pos;
+//     return pos.xyz;
+// }
+vec4 encode (vec3 n, vec2 lightmaps){
+	n.xy = n.xy / dot(abs(n), vec3(1.0));
+	n.xy = n.z <= 0.0 ? (1.0 - abs(n.yx)) * sign(n.xy) : n.xy;
+    vec2 encn = clamp(n.xy * 0.5 + 0.5,-1.0,1.0);
+	
+    return vec4(encn,vec2(lightmaps.x,lightmaps.y));
+}
+
+//encoding by jodie
+float encodeVec2(vec2 a){
+    const vec2 constant1 = vec2( 1., 256.) / 65535.;
+    vec2 temp = floor( a * 255. );
+	return temp.x*constant1.x+temp.y*constant1.y;
+}
+float encodeVec2(float x,float y){
+    return encodeVec2(vec2(x,y));
+}
+
+//////////////////////////////VOID MAIN//////////////////////////////
+//////////////////////////////VOID MAIN//////////////////////////////
+//////////////////////////////VOID MAIN//////////////////////////////
+//////////////////////////////VOID MAIN//////////////////////////////
+//////////////////////////////VOID MAIN//////////////////////////////
+/* DRAWBUFFERS:18 */
+
+void main() {
+
+    vec3 albedo = texture2D(texture, lmtexcoord.xy).rgb * color.rgb;
+
+
+
+	vec4 data1 = clamp(encode(vec3(0.0), vec2(lmtexcoord.z,1)),	0.0,	1.0);
+	gl_FragData[0] = vec4(encodeVec2(albedo.r,data1.x),	encodeVec2(albedo.g,data1.y),	encodeVec2(albedo.b,data1.z),	encodeVec2(data1.w,0.75));
+
+   gl_FragData[1].a = 0.9;
+}