Fix reading of orthographic camera data. Fixes #3028.

code/glTF2/glTF2Asset.inl

@@ -1068,10 +1068,10 @@ inline void Camera::Read(Value &obj, Asset & /*r*/) {
         cameraProperties.perspective.zfar = MemberOrDefault(*it, "zfar", 100.f);
         cameraProperties.perspective.znear = MemberOrDefault(*it, "znear", 0.01f);
     } else {
-        cameraProperties.ortographic.xmag = MemberOrDefault(obj, "xmag", 1.f);
-        cameraProperties.ortographic.ymag = MemberOrDefault(obj, "ymag", 1.f);
-        cameraProperties.ortographic.zfar = MemberOrDefault(obj, "zfar", 100.f);
-        cameraProperties.ortographic.znear = MemberOrDefault(obj, "znear", 0.01f);
+        cameraProperties.ortographic.xmag = MemberOrDefault(*it, "xmag", 1.f);
+        cameraProperties.ortographic.ymag = MemberOrDefault(*it, "ymag", 1.f);
+        cameraProperties.ortographic.zfar = MemberOrDefault(*it, "zfar", 100.f);
+        cameraProperties.ortographic.znear = MemberOrDefault(*it, "znear", 0.01f);
     }
 }