refactor view/scene to separate modules

src/bin/vrtue.rs

@@ -0,0 +1,40 @@
+extern crate vrtue;
+use vrtue::{view, vr};
+
+extern crate env_logger;
+extern crate gfx_device_gl;
+#[macro_use] extern crate log;
+extern crate piston_window;
+
+use self::piston_window::{PistonWindow, Window, WindowSettings};
+
+pub fn main() {
+  env_logger::init().expect("env logger");
+  let mut vr = vr::VR::new().expect("VR init");
+
+  let mut window: PistonWindow =
+    WindowSettings::new("Hello Virtual World!", [512; 2])
+        .exit_on_esc(true)
+        .vsync(false)
+        .build().expect("Building Window");
+
+  let view = view::ViewRoot::<gfx_device_gl::Device,
+                              view::ColorFormat,
+                              view::DepthFormat>::create_view(&mut window, &mut vr);
+
+  'main:
+  //while let Some(_) = window.next() {
+  loop {
+    view.draw(&mut window, &mut vr);
+
+    // handle window events
+    while let Some(ev) = window.poll_event() {
+      match ev {
+        piston_window::Input::Text(_) => break 'main,
+        _ => debug!("\t{:?}", ev)
+      }
+    }
+  }
+
+  debug!("shutting down");
+}