initial commit

res/shaders/background.glslf

@@ -1,9 +1,13 @@
 in vec3 v_coord;
-out vec4 f_color;
+layout (location = 0) out vec4 f_color;
+layout (location = 1) out vec4 f_position;
+layout (location = 2) out vec4 f_normal;
 
 uniform samplerCube u_cubemap;
 
 void main(){
     vec3 dir = normalize(v_coord);
+    f_position = vec4(100000.0);
+    f_normal = vec4(0.0);
     f_color = texture(u_cubemap, dir);
 }