computer: snapshot

crates/brk_computer/src/internal/multi/from_height/cumulative_rolling_sum.rs

@@ -24,7 +24,7 @@ where
 {
     pub height: M::Stored<EagerVec<PcoVec<Height, T>>>,
     pub cumulative: ComputedFromHeightLast<T, M>,
-    pub rolling: RollingWindows<T, M>,
+    pub sum: RollingWindows<T, M>,
 }
 
 const VERSION: Version = Version::ZERO;
@@ -49,7 +49,7 @@ where
         Ok(Self {
             height,
             cumulative,
-            rolling,
+            sum: rolling,
         })
     }
 
@@ -68,7 +68,7 @@ where
         self.cumulative
             .height
             .compute_cumulative(max_from, &self.height, exit)?;
-        self.rolling
+        self.sum
             .compute_rolling_sum(max_from, windows, &self.height, exit)?;
         Ok(())
     }

crates/brk_computer/src/internal/multi/from_height/ratio/extension.rs

@@ -6,8 +6,8 @@ use vecdb::{AnyStoredVec, AnyVec, Database, EagerVec, Exit, PcoVec, ReadableVec,
 use crate::{
     ComputeIndexes, blocks, indexes,
     internal::{ComputedFromHeightStdDevExtended, Price},
-    utils::get_percentile,
 };
+use brk_types::get_percentile;
 
 use super::super::ComputedFromHeightLast;
 

crates/brk_computer/src/internal/multi/height_derived/last.rs

@@ -7,7 +7,7 @@ use brk_types::{
 };
 use derive_more::{Deref, DerefMut};
 use schemars::JsonSchema;
-use vecdb::{LazyAggVec, ReadableBoxedVec, ReadableCloneableVec};
+use vecdb::{LazyAggVec, ReadOnlyClone, ReadableBoxedVec, ReadableCloneableVec};
 
 use crate::{
     indexes, indexes_from,
@@ -41,6 +41,17 @@ pub struct ComputedHeightDerivedLast<T>(
 where
     T: ComputedVecValue + PartialOrd + JsonSchema;
 
+/// Already read-only (no StorageMode); cloning is sufficient.
+impl<T> ReadOnlyClone for ComputedHeightDerivedLast<T>
+where
+    T: ComputedVecValue + PartialOrd + JsonSchema,
+{
+    type ReadOnly = Self;
+    fn read_only_clone(&self) -> Self {
+        self.clone()
+    }
+}
+
 const VERSION: Version = Version::ZERO;
 
 impl<T> ComputedHeightDerivedLast<T>

crates/brk_computer/src/internal/multi/height_derived/lazy_last.rs

@@ -9,7 +9,9 @@ use brk_types::{
 };
 use derive_more::{Deref, DerefMut};
 use schemars::JsonSchema;
-use vecdb::{LazyVecFrom1, ReadableBoxedVec, ReadableCloneableVec, UnaryTransform, VecIndex, VecValue};
+use vecdb::{
+    LazyVecFrom1, ReadableBoxedVec, ReadableCloneableVec, UnaryTransform, VecIndex, VecValue,
+};
 
 use crate::{
     indexes, indexes_from,
@@ -108,7 +110,8 @@ where
     where
         S1T: NumericValue,
     {
-        let derived = ComputedHeightDerivedLast::forced_import(name, height_source, version, indexes);
+        let derived =
+            ComputedHeightDerivedLast::forced_import(name, height_source, version, indexes);
         Self::from_derived_computed::<F>(name, version, &derived)
     }