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Support empty JaggedTensor structures and validate raw constructors - #812

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swahtz wants to merge 15 commits into

openvdb:mainfrom

swahtz:fix/jagged-empty-structures

Commits on Oct 8, 2026
- Validate JaggedTensor raw constructors and accept empty lists
  
  swahtz
  and
  claude
  committed
  6b376f0
- Read the outer list count from num_outer_lists in JaggedTensor readers
  
  swahtz
  and
  claude
  committed
  ec14909
- Handle empty outer lists and zero tensors in JaggedTensor indexing
  
  swahtz
  and
  claude
  committed
  1528950
- Handle zero-element and zero-tensor inputs in jagged reductions and jcat
  
  swahtz
  and
  claude
  committed
  3274bc6
- Keep empty outer lists through JaggedTensor pickling
  
  swahtz
  and
  claude
  committed
  4283a6c
- Build a consistent nested result when no pixel has a contributor
  
  swahtz
  and
  claude
  committed
  0b54b91
- Fix jidx and offset bounds in CUDA jcat along dim 0
  
  swahtz
  and
  claude
  committed
  3a182d7
Commits on Oct 9, 2026
- Make JaggedTensor constructors agree on structure and drop a sync
  
  swahtz
  and
  claude
  committed
  e9eecda
- Count tensors inside the nested lsizes constructor
  
  swahtz
  and
  claude
  committed
  6a283a7
- Reuse the query's structure for the fvdb attention output
  
  swahtz
  and
  claude
  committed
  30484df
- Clean up jcat list ids, integer index dispatch, and doc wrapping
  
  swahtz
  and
  claude
  committed
  28b1347
- Validate JaggedTensor structure in one fused pass
  
  swahtz
  and
  claude
  committed
  edb3be9
- Find a nested outer list with one binary search kernel
  
  swahtz
  and
  claude
  committed
  4cfd8e1
- Cut the validation readback to one launch and one sync
  
  swahtz
  and
  claude
  committed
  5e08c17
- Retrigger CI
  swahtz
  committed
  27ee0fa

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Support empty JaggedTensor structures and validate raw constructors - #812

Support empty JaggedTensor structures and validate raw constructors#812
swahtz wants to merge 15 commits into
openvdb:mainfrom
swahtz:fix/jagged-empty-structures

Commits on Oct 8, 2026

Validate JaggedTensor raw constructors and accept empty lists

Read the outer list count from num_outer_lists in JaggedTensor readers

Handle empty outer lists and zero tensors in JaggedTensor indexing

Handle zero-element and zero-tensor inputs in jagged reductions and jcat

Keep empty outer lists through JaggedTensor pickling

Build a consistent nested result when no pixel has a contributor

Fix jidx and offset bounds in CUDA jcat along dim 0

Commits on Oct 9, 2026

Make JaggedTensor constructors agree on structure and drop a sync

Count tensors inside the nested lsizes constructor

Reuse the query's structure for the fvdb attention output

Clean up jcat list ids, integer index dispatch, and doc wrapping

Validate JaggedTensor structure in one fused pass

Find a nested outer list with one binary search kernel

Cut the validation readback to one launch and one sync

Retrigger CI