feat: render programmable 3d scenes cameras and picking

src/runtime/api/tests.rs

@@ -665,3 +665,94 @@ fn explicit_viewport_camera_crosses_http_and_rejects_bad_anchors_without_faultin
         assert!(namespace.read().unwrap().document.frame.fault.is_none());
     }
 }
+
+#[test]
+fn scene3d_controllers_cross_http_and_can_be_replaced_by_endor_code() {
+    let server = Arc::new(Server::http("127.0.0.1:0").unwrap());
+    let namespace = Arc::new(RwLock::new(NamespaceState {
+        viewport: Some(crate::layout::Size {
+            width: 400.,
+            height: 300.,
+        }),
+        ..NamespaceState::default()
+    }));
+    let api = start_server(server.clone(), namespace.clone(), Arc::new(|| {})).unwrap();
+    let client = TestServer {
+        address: server.server_addr().to_ip().unwrap(),
+        server,
+        api: Some(api),
+    };
+    let source = r##"
+        class PanOnly {
+            function update(self: PanOnly, camera: Object, gesture: CameraGesture): Unit { camera.translate(gesture.dx, gesture.dy, 0) }
+        }
+        view = Viewport3D(200,100,Scene3D(Box3D(2,2,2,"#CC4455")))
+        page = Page()
+        page.render(view)
+    "##;
+    let response = client.request("PUT", "/v1/namespaces/app.main/code", source);
+    assert_eq!(response.0, 200, "{}", response.2);
+    let gesture = |kind: &str, delta: [f32; 2], point: Option<[f32; 2]>| {
+        let current = namespace.read().unwrap();
+        let frame = &current.document.frame;
+        serde_json::to_string(&crate::events::Input {
+            window: 1,
+            session: frame.session,
+            layout_version: frame.layout_version,
+            mount: frame
+                .mounts
+                .iter()
+                .find(|mount| mount.scene3d_viewport)
+                .unwrap()
+                .id,
+            kind: kind.into(),
+            delta: Some(delta),
+            point,
+            press_point: None,
+            tab_drop: None,
+            screen_position: None,
+        })
+        .unwrap()
+    };
+    let event_path = "/v1/namespaces/app.main/events";
+    let zoom = gesture("scene-zoom", [2., 0.], Some([100., 50.]));
+    let response = client.request("POST", event_path, &zoom);
+    assert_eq!(response.0, 200, "{}", response.2);
+    assert_eq!(client.request("POST", event_path, &zoom).0, 409);
+    let value = |expression: &str| {
+        let response = client.request("POST", "/v1/namespaces/app.main/repl", expression);
+        assert_eq!(response.0, 200, "{}", response.2);
+        serde_json::from_str::<serde_json::Value>(&response.2).unwrap()["value"]
+            .as_str()
+            .unwrap()
+            .to_owned()
+    };
+    assert_eq!(value("view.camera.z"), "2.5");
+    let response = client.request("POST", event_path, &gesture("scene-orbit", [20., 0.], None));
+    assert_eq!(response.0, 200, "{}", response.2);
+    let x = value("view.camera.x").parse::<f32>().unwrap();
+    assert!((x - 2.5 * 0.1f32.sin()).abs() < 0.0001);
+    value("view.camera = OrthographicCamera()");
+    let response = client.request(
+        "POST",
+        event_path,
+        &gesture("scene-zoom", [2., 0.], Some([100., 50.])),
+    );
+    assert_eq!(response.0, 200, "{}", response.2);
+    assert_eq!(value("view.camera.height"), "2.5");
+    value("view.controller = PanOnly()");
+    let response = client.request("POST", event_path, &gesture("scene-pan", [7., 0.], None));
+    assert_eq!(response.0, 200, "{}", response.2);
+    assert_eq!(value("view.camera.x"), "7");
+    let response = client.request(
+        "POST",
+        event_path,
+        &gesture("scene-zoom", [2., 0.], Some([250., 50.])),
+    );
+    assert_eq!(response.0, 400);
+    assert!(namespace.read().unwrap().document.frame.fault.is_none());
+    value("view.controller = \"none\"");
+    let response = client.request("POST", event_path, &gesture("scene-pan", [7., 0.], None));
+    assert_eq!(response.0, 409);
+    assert!(namespace.read().unwrap().document.frame.fault.is_none());
+}