prevent op re-render when an op is popped

src/kiri-mode/cam/client.js

@@ -190,7 +190,9 @@ CAM.init = function(kiri, api) {
         api.platform.update_bounds();
         updateAxisMode();
         updateStock();
+        if (!poppedRec) {
             func.opRender();
+        }
     });
 
     api.event.on("settings.load", (settings) => {
@@ -469,6 +471,7 @@ CAM.init = function(kiri, api) {
                 if (pos >= 0) {
                     el.removeChild(poprec.div);
                 }
+                poppedRec = undefined;
                 popped = false;
             };
             function onEnter(ev) {

src/kiri-mode/cam/ops.js

@@ -629,7 +629,7 @@ class OpOutline extends CamOp {
 
         // project empty up and render
         for (let slice of slices) {
-            if (true) slice.output()
+            if (false) slice.output()
                 .setLayer("slice", {line: 0xaaaa00}, false)
                 .addPolys(slice.topPolys())
             slice.output()