ft: deserialization

src/scenes/raw_camera.rs

@@ -41,11 +41,9 @@ impl Default for RawCamera {
     }
 }
 
-impl TryFrom<RawCamera> for Camera {
-    type Error = String;
-
-    fn try_from(raw: RawCamera) -> Result<Self, Self::Error> {
-        let c = Camera::new_full(
+impl From<RawCamera> for Camera {
+    fn from(raw: RawCamera) -> Self {
+        Camera::new_full(
             raw.image_width,
             raw.image_height,
             raw.anti_alias_rate,
@@ -54,8 +52,6 @@ impl TryFrom<RawCamera> for Camera {
             raw.look_from,
             raw.look_at,
             raw.vup,
-        );
-
-        Ok(c)
+        )
     }
 }