explore rotation and bounds

src/main/mesh.js

@@ -127,7 +127,12 @@ broker.subscribe('space_init', data => {
                     let q = new THREE.Quaternion();
                     // find intersecting point, look "up" on Z and rotate to face that
                     q.setFromUnitVectors(int.face.normal, new THREE.Vector3(0,0,-1));
+                    // let e = new THREE.Euler().setFromQuaternion(q);
+                    // let n = int.face.normal;
+                    // console.log({n,q,e});
+                    // group.rotation(e.x, e.y, e.z);
                     group.qrotate(q);
+                    group.floor();
                 } else {
                     api.selection.toggle(model.group);
                 }

src/mesh/api.js

@@ -78,6 +78,13 @@ let selection = {
         return selection;
     },
 
+    qrotate(q) {
+        for (let s of selected) {
+            s.qrotate(q);
+        }
+        return selection;
+    },
+
     scale(dx = 0, dy = 0, dz = 0) {
         for (let s of selected) {
             let { x, y, z } = s.scale();
@@ -192,9 +199,12 @@ let util = mesh.util = {
         let box = new THREE.Box3();
         if (Array.isArray(object)) {
             for (let o of object) {
-                box.union(new THREE.Box3().setFromObject(
+                box.expandByObject(
                     o instanceof mesh.object ? o.object() : o
-                ));
+                );
+                // box.union(new THREE.Box3().setFromObject(
+                //     o instanceof mesh.object ? o.object() : o
+                // ));
             }
         } else if (object) {
             box.setFromObject(

src/mesh/object.js

@@ -69,16 +69,21 @@ mesh.object = class MeshObject {
         }
         rot.set(...arguments);
         moto.Space.update();
+        return this;
     }
 
     rotate(x = 0, y = 0, z = 0) {
         if (x) this.object().rotateOnWorldAxis(new THREE.Vector3(1,0,0), x);
         if (y) this.object().rotateOnWorldAxis(new THREE.Vector3(0,1,0), y);
         if (z) this.object().rotateOnWorldAxis(new THREE.Vector3(0,0,1), z);
+        moto.Space.update();
+        return this;
     }
 
     qrotate(quaternion) {
         this.object().setRotationFromQuaternion(quaternion);
+        moto.Space.update();
+        return this;
     }
 
     position() {