Transform resolution is no longer a store subscriber (#11427)

Author: Wumpf

Cargo.lock

@@ -9903,6 +9903,7 @@ dependencies = [
  "ndarray",
  "nohash-hasher",
  "ordered-float 4.6.0",
+ "parking_lot",
  "re_byte_size",
  "re_chunk_store",
  "re_component_ui",

crates/store/re_tf/src/component_type_info.rs

@@ -0,0 +1,45 @@
+use std::sync::OnceLock;
+
+use nohash_hasher::IntSet;
+use re_types::{Archetype as _, Component as _, ComponentType, archetypes, components};
+
+/// Lists all Rerun components types that are relevant for the transform cache.
+pub struct TransformComponentTypeInfo {
+    /// All components of [`archetypes::Transform3D`]
+    pub transform: IntSet<ComponentType>,
+
+    /// All components of [`archetypes::InstancePoses3D`]
+    pub pose: IntSet<ComponentType>,
+
+    /// All components related to pinholes (i.e. [`components::PinholeProjection`] and [`components::ViewCoordinates`]).
+    pub pinhole: IntSet<ComponentType>,
+}
+
+impl Default for TransformComponentTypeInfo {
+    fn default() -> Self {
+        Self {
+            transform: archetypes::Transform3D::all_components()
+                .iter()
+                .filter_map(|descr| descr.component_type)
+                .collect(),
+            pose: archetypes::InstancePoses3D::all_components()
+                .iter()
+                .filter_map(|descr| descr.component_type)
+                .collect(),
+            pinhole: [
+                components::PinholeProjection::name(),
+                components::ViewCoordinates::name(),
+            ]
+            .into_iter()
+            .collect(),
+        }
+    }
+}
+
+impl TransformComponentTypeInfo {
+    /// Retrieves global cached instance.
+    pub fn get() -> &'static Self {
+        static ONCE: OnceLock<TransformComponentTypeInfo> = OnceLock::new();
+        ONCE.get_or_init(Default::default)
+    }
+}

crates/store/re_tf/src/lib.rs

@@ -1,12 +1,12 @@
 //! Rerun spatial transform processing
 
-mod transform_cache;
+mod component_type_info;
+mod transform_resolution_cache;
 mod transform_tree;
 
-pub use transform_cache::{
+pub use transform_resolution_cache::{
     CachedTransformsForTimeline, PoseTransformArchetypeMap, ResolvedPinholeProjection,
-    TransformCacheStoreSubscriber, query_view_coordinates,
-    query_view_coordinates_at_closest_ancestor,
+    TransformResolutionCache, query_view_coordinates, query_view_coordinates_at_closest_ancestor,
 };
 pub use transform_tree::{TransformInfo, TransformTree, TwoDInThreeDTransformInfo};