add right click to set camera focus

src/kiri/init.js

@@ -470,6 +470,13 @@
         }
     }
 
+    function setFocus() {
+        let int = contextInt[0];
+        if (int && int.object && int.object.widget) {
+            API.space.set_focus(undefined, int.point);
+        }
+    }
+
     function duplicateSelection() {
         API.selection.for_widgets(function(widget) {
             let mesh = widget.mesh;
@@ -2530,6 +2537,7 @@
         $('context-duplicate').onclick = duplicateSelection;
         $('context-mirror').onclick = mirrorSelection;
         $('context-layflat').onclick = layFlat;
+        $('context-setfocus').onclick = setFocus;
 
         UI.modal.onclick = API.modal.hide;
         UI.modalBox.onclick = (ev) => { ev.stopPropagation() };

src/kiri/main.js

@@ -389,7 +389,12 @@
         work: KIRI.work
     };
 
-    function setFocus(widgets) {
+    function setFocus(widgets, point) {
+        if (point) {
+            SPACE.platform.setCenter(point.x, point.z, point.y);
+            SPACE.view.setFocus(new THREE.Vector3(point.x, point.y, point.z));
+            return;
+        }
         if (widgets === undefined) {
             widgets = WIDGETS;
         } else if (!Array.isArray) {