initial setup for rendering into a viewport

src/offaxis.rs

@@ -68,6 +68,6 @@ pub fn offaxis_camera_setup(mut commands: Commands) {
         VisibleEntities::default(),
         Camera::default(),
         Camera3d::default(),
-        ScreenInfo::default()
+        ScreenInfo::new("Test")
     ));
 }

src/screeninfo.rs

@@ -28,9 +28,9 @@ pub struct ScreenInfo {
 
 impl ScreenInfo {
 
-    fn default() -> Self {
+    pub fn new(name: &str) -> Self {
         Self {
-            name: String::from("main"),
+            name: name.to_string(),
             width: 3.08,
             height: 2.33,
             center: Vec3 { x: 0.0, y: -1.15, z: -3.08 },
@@ -45,7 +45,7 @@ impl ScreenInfo {
     }
 
 
-    fn update(&mut self) {
+    pub fn update(&mut self) -> &mut Self {
         
         // compute right as up ^ forward
         self.horizontal = self.up.cross(self.normal);
@@ -56,6 +56,8 @@ impl ScreenInfo {
         self.left = self.center - self.horizontal * (self.height * 0.5);
         self.right = self.center + self.horizontal * (self.height * 0.5);
 
+        self
+        
     }
 
     fn intersection(

src/utils.rs

@@ -28,6 +28,7 @@ pub fn update_offaxis(mut query : Query<(
         (*q).far *= 1.0;
 
         println!("Update {:?}",q);
-        println!("Screeninfo {0}",si.name.len());
+        
+        println!("Screeninfo {}",si.name);
     }
 }