fix 取消关卡透明度

render/shader/grid_block.gdshader

@@ -1,5 +1,4 @@
 shader_type spatial;
-render_mode depth_draw_always;
 uniform bool is_link = false;
 uniform bool is_focus_from = false;
 uniform bool is_focus_to = false;
@@ -32,11 +31,11 @@ void fragment() {
             bool is_in_focus_from = is_in_focus(focus_min_from,focus_max_from);
             bool is_in_focus_to = is_in_focus(focus_min_to,focus_max_to);
             if(is_in_focus_from&&is_in_focus_to){
-                ALPHA = 1.0;
+                //ALPHA = 1.0;
             }
             else if(is_focus_to&&is_in_focus_to){
                 //ALPHA = focus_rate;
-                ALPHA = 1.0;
+                //ALPHA = 1.0;
             }
             else if(is_focus_from&&is_in_focus_from){
                 //ALPHA = 1.0 - focus_rate;