add heal option to context menu

src/kiri/init.js

@@ -2581,6 +2581,7 @@
         $('render-wire').onclick = () => { API.view.wireframe(true, 0, 0.5); };
         $('render-solid').onclick = () => { API.view.wireframe(false, 0, 1); };
         // context menu
+        $('context-heal-mesh').onclick = () => { API.widgets.heal() };
         $('context-export-stl').onclick = () => { objectsExport() };
         $('context-export-workspace').onclick = () => { profileExport(true) };
         $('context-clear-workspace').onclick = () => {

src/kiri/main.js

@@ -388,6 +388,7 @@ console.log/** Copyright Stewart Allen <sa@grid.space> -- All Rights Reserved */
             filter: (fn) => { WIDGETS = WIDGETS.filter(fn) },
             for: forAllWidgets,
             load: Widget.loadFromCatalog,
+            heal: healWidgets,
             meshes: meshArray,
             opacity: setOpacity,
             annotate: (id) => {
@@ -853,6 +854,26 @@ console.log/** Copyright Stewart Allen <sa@grid.space> -- All Rights Reserved */
         return out;
     }
 
+    function healWidgets() {
+        let widgets = API.widgets.all();
+        if (widgets.length) {
+            API.show.alert("Analyzing objects");
+        } else {
+            return;
+        }
+        let healed = 0;
+        for (let w of widgets) {
+            if (w.heal()) {
+                healed++;
+            }
+        }
+        if (healed) {
+            API.show.alert(`${healed} Object${healed ? 's':''} healed`);
+        } else {
+            API.show.alert('Nothing found to heal');
+        }
+    }
+
     function forAllWidgets(f) {
         WIDGETS.slice().forEach(function(widget) {
             f(widget);

src/kiri/widget.js

@@ -289,9 +289,12 @@ console.log/** Copyright Stewart Allen <sa@grid.space> -- All Rights Reserved */
             }
         }
         if (this.mesh) {
-            this.mesh.geometry.setAttribute('position', new THREE.BufferAttribute(vertices, 3));
-            this.mesh.geometry.computeFaceNormals();
-            this.mesh.geometry.computeVertexNormals();
+            let geo = this.mesh.geometry;
+            geo.setAttribute('position', new THREE.BufferAttribute(vertices, 3));
+            geo.setAttribute('normal', undefined);
+            geo.attributes.position.needsUpdate = true;
+            geo.computeFaceNormals();
+            geo.computeVertexNormals();
             this.points = null;
             this.meta.vertices = vertices.length / 3;
             return this;
@@ -303,9 +306,18 @@ console.log/** Copyright Stewart Allen <sa@grid.space> -- All Rights Reserved */
         }
     };
 
+    PRO.heal = function() {
+        let mesh = this.debugMesh();
+        mesh.heal();
+        if (mesh.newFaces) {
+            this.loadVertices(mesh.unrolled().toFloat32());
+            return this.modified = true;
+        }
+        return false;
+    };
+
     PRO.debugMesh = function(precision) {
-        let mesh = new base.Mesh({precision, vertices: this.getVertices().array});
-        return mesh;
+        return new base.Mesh({precision, vertices: this.getVertices().array});
     };
 
     PRO.getVertices = function() {