Adding DefaultCamera to Spatial3D view

crates/store/re_types/definitions/rerun/blueprint/archetypes/default_camera.fbs

@@ -0,0 +1,16 @@
+namespace rerun.blueprint.archetypes;
+
+
+/// Defines a default camera view.
+table DefaultCamera (
+  "attr.docs.category": "Spatial 3D",
+  "attr.docs.view_types": "Spatial3DView, Spatial2DView: if logged above active projection",
+  "attr.rust.derive": "Copy, PartialEq",
+  "attr.rerun.scope": "blueprint"
+) {
+  /// Origin of the camera view.
+  origin: rerun.blueprint.components.CameraOrigin ("attr.rerun.component_optional", nullable, order: 1100);
+
+  /// Target of the camera view.
+  target: rerun.blueprint.components.CameraTarget ("attr.rerun.component_optional", nullable, order: 1200);
+}

crates/store/re_types/definitions/rerun/blueprint/components/camera_views.fbs

@@ -0,0 +1,24 @@
+namespace rerun.blueprint.components;
+
+
+/// Origin of a camera.
+struct CameraOrigin (
+  "attr.rust.derive": "PartialEq, Copy",
+  "attr.rust.repr": "transparent",
+  "attr.rerun.scope": "blueprint"
+) {
+    /// Position of the camera origin.
+    pos: rerun.datatypes.Vec3D (order: 100);
+}
+
+
+/// Target of a camera.
+struct CameraTarget (
+  "attr.rust.derive": "PartialEq, Copy",
+  "attr.rust.repr": "transparent",
+  "attr.rerun.scope": "blueprint"
+) {
+    /// Position of the camera target.
+    pos: rerun.datatypes.Vec3D (order: 100);
+}
+

crates/store/re_types/definitions/rerun/blueprint/views/spatial3d.fbs

@@ -14,4 +14,7 @@ table Spatial3DView (
     /// If not specified, the default is to show the latest state of each component.
     /// If a timeline is specified more than once, the first entry will be used.
     time_ranges: rerun.blueprint.archetypes.VisibleTimeRanges (order: 10000);
+
+    /// Configures the default camera position of the 3D view.
+    default_camera: rerun.blueprint.archetypes.DefaultCamera (order: 20000);
 }