some doc updates

Author: Wumpf

crates/store/re_tf/src/transform_forest.rs

@@ -212,17 +212,10 @@ pub enum TransformTreeRootInfo {
     //TransformFrameRoot,
 }
 
-/// Provides transforms from any transform frame to a root transform frame for a given time & timeline.
+/// Analyzes & propagates the transform graph of a recording at a given time & timeline.
 ///
-/// This information can then be used to relatively quickly resolve transforms to a given reference transform frame
-/// should such a connection exist.
-///
-/// The resulting transforms are dependent on:
-/// * tree, pose, pinhole and view-coordinates transforms components as logged to the data store. See [`TransformResolutionCache`] for more details.
-///    * TODO(#6743): blueprint overrides aren't respected yet
-/// * the query time
-///    * TODO(#723): ranges aren't taken into account yet
-// TODO: update docs a bit
+/// Identifies different transform trees present in the recording and computes transforms relative to their roots,
+/// such that arbitrary transforms within the tree can be resolved (relatively) quickly.
 #[derive(Default, Clone)]
 pub struct TransformForest {
     /// All known tree roots.

crates/viewer/re_view_spatial/src/contexts/transform_tree_context.rs

@@ -12,8 +12,10 @@ use re_viewer_context::{
 
 use crate::{caches::TransformDatabaseStoreCache, visualizers::CamerasVisualizer};
 
-// TODO: docs
-
+/// Provides a transform tree for the view & time it operates on.
+///
+/// Will do the necessary bulk processing of transform information and make it available
+/// for quick lookups by visualizers.
 #[derive(Clone)]
 pub struct TransformTreeContext {
     transform_forest: Arc<re_tf::TransformForest>,