Added window resize handling

voxygen/src/render/renderer.rs

@@ -94,6 +94,16 @@ impl Renderer {
         })
     }
 
+    /// Get references to the internal render target views that get displayed directly by the window.
+    pub fn target_views(&self) -> (&TgtColorView, &TgtDepthView) {
+        (&self.tgt_color_view, &self.tgt_depth_view)
+    }
+
+    /// Get mutable references to the internal render target views that get displayed directly by the window.
+    pub fn target_views_mut(&mut self) -> (&mut TgtColorView, &mut TgtDepthView) {
+        (&mut self.tgt_color_view, &mut self.tgt_depth_view)
+    }
+
     /// Queue the clearing of the color and depth targets ready for a new frame to be rendered.
     /// TODO: Make a version of this that doesn't clear the colour target for speed
     pub fn clear(&mut self, col: Rgba<f32>) {

voxygen/src/scene/camera.rs

@@ -21,7 +21,7 @@ impl Camera {
         Self {
             focus: Vec3::unit_z() * 10.0,
             ori: Vec3::zero(),
-            dist: 100.0,
+            dist: 150.0,
             fov: 1.3,
             aspect: 1.618,
         }
@@ -64,4 +64,9 @@ impl Camera {
     pub fn get_focus_pos(&self) -> Vec3<f32> { self.focus }
     /// Set the focus position of the camera.
     pub fn set_focus_pos(&mut self, focus: Vec3<f32>) { self.focus = focus; }
+
+    /// Get the aspect ratio of the camera.
+    pub fn get_aspect_ratio(&self) -> f32 { self.aspect }
+    /// Set the aspect ratio of the camera.
+    pub fn set_aspect_ratio(&mut self, aspect: f32) { self.aspect = aspect; }
 }

voxygen/src/scene/mod.rs

@@ -105,6 +105,12 @@ impl Scene {
         }
     }
 
+    /// Get a reference to the scene's camera.
+    pub fn camera(&self) -> &Camera { &self.camera }
+
+    /// Get a mutable reference to the scene's camera.
+    pub fn camera_mut(&mut self) -> &mut Camera { &mut self.camera }
+
     /// Handle an incoming user input event (i.e: cursor moved, key pressed, window closed, etc.).
     pub fn handle_input_event(&mut self, event: Event) -> bool {
         match event {

voxygen/src/session.rs

@@ -81,8 +81,8 @@ impl PlayState for SessionState {
         let mut clock = Clock::new();
 
         // Load a few chunks TODO: Remove this
-        for x in -4..5 {
-            for y in -4..5 {
+        for x in -6..7 {
+            for y in -6..7 {
                 for z in -1..2 {
                     self.client.load_chunk(Vec3::new(x, y, z));
                 }
@@ -95,6 +95,10 @@ impl PlayState for SessionState {
             for event in global_state.window.fetch_events() {
                 let _handled = match event {
                     Event::Close => return PlayStateResult::Shutdown,
+                    // When the window is resized, change the camera's aspect ratio
+                    Event::Resize(dims) => {
+                        self.scene.camera_mut().set_aspect_ratio(dims.x as f32 / dims.y as f32);
+                    },
                     // When 'q' is pressed, exit the session
                     Event::Char('q') => return PlayStateResult::Pop,
                     // Toggle cursor grabbing

voxygen/src/window.rs

@@ -67,11 +67,22 @@ impl Window {
         // Copy data that is needed by the events closure to avoid lifetime errors
         // TODO: Remove this if/when the compiler permits it
         let cursor_grabbed = self.cursor_grabbed;
+        let renderer = &mut self.renderer;
+        let window = &mut self.window;
 
         let mut events = vec![];
         self.events_loop.poll_events(|event| match event {
             glutin::Event::WindowEvent { event, .. } => match event {
                 glutin::WindowEvent::CloseRequested => events.push(Event::Close),
+                glutin::WindowEvent::Resized(glutin::dpi::LogicalSize { width, height }) => {
+                    let (mut color_view, mut depth_view) = renderer.target_views_mut();
+                    gfx_window_glutin::update_views(
+                        &window,
+                        &mut color_view,
+                        &mut depth_view,
+                    );
+                    events.push(Event::Resize(Vec2::new(width as u32, height as u32)));
+                },
                 glutin::WindowEvent::ReceivedCharacter(c) => events.push(Event::Char(c)),
                 glutin::WindowEvent::KeyboardInput { input, .. } => match input.virtual_keycode {
                     Some(glutin::VirtualKeyCode::Escape) => events.push(if input.state == glutin::ElementState::Pressed {
@@ -119,6 +130,8 @@ pub enum Key {
 pub enum Event {
     /// The window has been requested to close.
     Close,
+    /// The window has been resized
+    Resize(Vec2<u32>),
     /// A key has been typed that corresponds to a specific character.
     Char(char),
     /// The cursor has been panned across the screen while grabbed.