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CUDA pipeline for computing APR - #185

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krzysg wants to merge 91 commits into

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cuda

Open

CUDA pipeline for computing APR#185
krzysg wants to merge 91 commits into
masterfrom
cuda

Commits on Aug 1, 2022
- Bspline filters fixed for CUDA pipeline
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- Debug messages turned off
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  b563da4
- Fixed Inv Bspline in X direction (CUDA pipeline)
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Commits on Aug 2, 2022
- Inverse Bspline pipeline for CUDA fixed
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Commits on Aug 3, 2022
- Downsample and downsample gradient corrected to match GPU
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Commits on Aug 9, 2022
- GPU pipeline fixes - Full Gradient test is working now
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- Merge branch 'develop' into cuda
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- Merge branch 'develop' into cuda
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Commits on Aug 10, 2022
- GPU and CPU give same resutls in Release mode - turned off unsafe optimizations
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- Quick fix of processOnGpu() - not it gets correct bspline data for each direction
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Commits on Nov 14, 2022
- Added new test file for LIS CUDA, GPU now handles boundary (without padding), still float number differences between CPU and GPU
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Commits on Jan 31, 2023
- Local Intensity Scale (LIS) not works in X-dir as expected. GPU and CPU gives same results.
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Commits on Feb 1, 2023
- Local Intensity Scale (LIS) now works in Z-dir as expected. GPU and CPU gives same results.
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Commits on Feb 17, 2023
- Updated compareMeshes to show maximum error found
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- LIS in X-dir redesigned so code is clearer and faster. Also new test added.
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Commits on Feb 24, 2023
- LIS in Z-dir redesigned so code is clearer and faster. Also new test added.
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Commits on Mar 13, 2023
- Local Intensity Scale (LIS) now works in Y-dir as expected. GPU and CPU gives same results.
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Commits on Mar 16, 2023
- Whole LIS pipeline is matching exactly CPU implementation + tests updated
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- Quick fix of linking error
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- maximum error diff. GPU vs CPU for compute gradient set to 0
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Commits on Mar 17, 2023
Commits on Mar 20, 2023
- Removed unused threshold functions
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- FullPipeline test moved to new file
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- PixelDataDim updated with maximum dimension lenght and nuber of dimensions
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  ac2c22e
- GradLisLevels test working now
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Commits on Mar 24, 2023
- full pipeline tests fixed
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Commits on Jul 20, 2023
- Changes from old branches added + modified to GenInfo instead of APRAccess
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Commits on Jul 21, 2023
- Added debug printout to GenInfo
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Commits on Aug 11, 2023
- Moved old CUDA tests to new file
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- Moved old CUDA tests to new file
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Commits on Oct 30, 2023
- Added CUDA_ARCHITECTURES set to OFF (keep current behaviour) to suppress warning
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Commits on Nov 8, 2023
- Temporary test updated to print particles using LinearAccess iterator
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- Merge branch 'master' into cuda
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Commits on Nov 10, 2023
- Merge branch 'master' into cuda
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- Merge branch 'master' into cuda
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Commits on Nov 13, 2023
- Merge branch 'master' into cuda
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Commits on Nov 30, 2023
- TODO about some problems with edge case
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Commits on Dec 6, 2023
- Fixed test where out of range idx was given
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Commits on Dec 13, 2023
- Pulling Scheme tests (and OVPC on CPU) finished.
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Commits on Dec 14, 2023
- Fixes for tests
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Commits on Jan 9, 2024
- Fixed OVPC - clamping values of input levels is necessary
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Commits on Feb 5, 2024
- Updated OVPC (PS) for CUDA - now it gives correct ans same results as PS CPU ver.
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Commits on Feb 16, 2024
- PullingSchemeCudaTest finished, added init file for LinearAcccess test
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Commits on Feb 21, 2024
- Finished LinearAccess tests (for linear structure only), added draft for LinearAccessCuda
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Commits on Feb 23, 2024
- Check also total_number_particles in LinearAccess test
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Commits on Aug 2, 2024
- LinearAccessCuda implemented (it is not used yet in CUDA pipeline)
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- Compiler warnings fixed
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Commits on Aug 6, 2024
- Removed debug outputs from LinearAccessCuda test.
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- Added two more test for full pipeline (including PS, and LinearAccess)
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Commits on Aug 8, 2024
- -ffast-math must be removed - some optimizations still make GPU and CPU computations different
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- (nasty) fix for computeLevels in CUDA - added TODO to make it more reliable in future
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Commits on Aug 9, 2024
- Fix for bsplineYdir for very small input images + test for full pipeline updated
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Commits on Aug 14, 2024
- Fixed Local Intensity Scale (LIS) for super small inputs
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Commits on Aug 19, 2024
- ParticleCellTreeCuda is now main stuff for CUDA
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Commits on Aug 20, 2024
- computeOvpcCuda now using 'stream' instead of hardcoded values
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- ParticleCellTreeCuda moved and handle now cpu2gpu transfer
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- LinearAccessCuda is now using ParticleCellTreeCuda
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Commits on Aug 21, 2024
- OVPC added to GpuTask
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- Full GPU pipeline works1
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- Some debug prints removed
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- Test for full pipeline cleaned up
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- doAll() removed from Gpu pipeline
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Commits on Aug 22, 2024
- GPU pipeline now works for APRConverter!
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Commits on Mar 17, 2025
- Linear acces now is using correct cuda stream, bspline params are computed in constructor and memory for them is preallocated
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Commits on Mar 19, 2025
- added error handling for bspline y-dir
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- Removed (most of the) warnings
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Commits on Jun 25, 2025
- added error handling for bspline x-dir, other steps temporarily blocked
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- added error handling for bspline z-dir
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Commits on Aug 1, 2025
- Stream operations on GPU are working now as expected. All tests are fixed. Still APRConverter for streams must be fixed/improved since there is a draft code.
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Commits on Aug 5, 2025
- Reverting APRCOnverter type to previoius value
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- Fixed CUDA-streams sync issues when copying back to CPU
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Commits on Aug 6, 2025
- Little bit cleanup of CUDA in APRConverter, Added move assignment operator to VectorData
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Commits on Aug 11, 2025
- Fixed move construtor/assignment - pinned memory is now also moved.
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Commits on Aug 19, 2025
- Fixes needed by CUDA 13.0 - now code compiles
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Commits on Aug 21, 2025
- Initial impl. of CUDA multistreams, it takes many images but STILL only one ARP object - use it only for speed for now
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Commits on Aug 29, 2025
- Fixes needed by CUDA 13.0 - now code compiles also on CUDA 12.x
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Commits on Sep 4, 2025
- CUDA version of getMinMax added (for finding bspline offset)
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Commits on Sep 9, 2025
- Bspline Offset is now computed on GPU + copy of original image for sampling
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Commits on Sep 11, 2025
- Added some useful methods to GenInfo (size and dimension)
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Commits on Sep 12, 2025
- Sampling on GPU added - THIS CODE is to being cleaned up - it is pushed for backup reasons only
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Commits on Nov 10, 2025
- Reverting CUDA-pipeline related changes
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  8415a52
- Initial draft of Example_get_multiapr
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  629f806
Commits on Nov 26, 2025
- Added Example_get_multiapr for CUDA parallel processing
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Commits on Nov 28, 2025
- localScaleTemp is not anymore passed to GpuProcessinTask, CPU memory init in APRConverter for GPU not needed anymore
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Commits on Dec 9, 2025
- Removed unnecessary comments
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Commits on Dec 17, 2025
- get_multiapr can now repeat processing of input data, skip saving APRs and limit log messages for benchmarking purposes
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Commits on Dec 19, 2025
- Final (yupi :-) ) version of multistream computing on GPU
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Commits on Jan 6, 2026
- Parallel copying to pinned buffer
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Commits on Jan 20, 2026
- Added support for multi-GPU
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  5f62f14

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