v1.5.0

Highlights

• 3.5x faster compilation (4m19s -> 1m22s) via code refactoring.
• up to 25% faster rasterization function via more accurate GS-tile intersection.
• support CUDA fused Adam Optimizer with mask support (from gsplat.optimizers import SelectiveAdam)

What's Changed

• A set of comments and annotations to 2DGS CUDA kernels by @DylanWaken in #429
• densify after optimizer step. fixes #426 by @rahul-goel in #431
• Fix 2DGS for Correct Normal and Median Depth Calculation by @khokao in #430
• Selective Adam by @rahul-goel in #432
• Fix PyPI upload missing whl file by @liruilong940607 in #454
• add-support-for-non-trainable-params by @nikmo33 in #456
• remove unused code by @georghess in #482
• Reorganize file structure by @JunchenLiu77 in #480
• Fix inconsistency in the comments by @JiangWenPL in #441
• bugfix in rasterization2d_inria by @Golbstein in #499
• use mask in 2dgs by @Golbstein in #497
• Fix proj.cuh include guard by @desmondlzy in #504
• Fix evaluation scripts by @rjbaw in #510
• Reduce ram usage using fisheye as camera model by @aW4KeNiNG in #521
• Implement gaussian splatting ply file saving with o3d by @MrNeRF in #427
• Avoid jpeg compression artifacts when training Mip-NeRF360. by @jefequien in #507
• Update nerfview version in examples to avoid division by zero by @MotivaCG in #558
• minor fix to 2dgs corner case by @FantasticOven2 in #543
• refactor CUDA code for faster compilation and easier extensibility by @liruilong940607 in #583
• Fix minor typo in documentation about rasterization by @kikirizki in #580
• Fix incorrect comments for view matrices by @ScaryPG in #579
• fix the offset of K in projection packed fwd 2dgs kernel by @lapisliu in #569
• Fix channel padding for distortion and median depth computation by @jonathsch in #559
• Add disable_video flag for simple_trainer by @MotivaCG in #557
• fix: wrong torch cat dim when concatenating colors+depths in simple_trainer_2dgs.py by @Crescent-Saturn in #508
• Fixes build issues by @MrNeRF in #585
• move env yml to examples/ by @liruilong940607 in #587
• remove env yml by @liruilong940607 in #588
• Update _backend.py by @liruilong940607 in #589
• fix save ply if else by @liruilong940607 in #594
• Rect cull by @liruilong940607 in #596
• Optionally leverage opacity to tight the radii bounding box by @liruilong940607 in #597
• fix ALPHA_THRESHOLD by @liruilong940607 in #598
• fix setup.py for build by @liruilong940607 in #602
• Disable Auto Precompiled Header. Support Enabling it Manually. by @liruilong940607 in #603
• fix tight opa by @liruilong940607 in #606
• Fix build action: Upgraded upload-artifact@v3 / download-artifact@v3 -> upload-artifact@v4 / download-artifact@v4 by @shiukaheng in #616
• fix adam shape issue by @liruilong940607 in #618
• delay import for _check_and_build_extension_h_precompiler_headers by @liruilong940607 in #619
• bump to 1.5.0 by @liruilong940607 in #620

New Contributors

• @DylanWaken made their first contribution in #429
• @khokao made their first contribution in #430
• @nikmo33 made their first contribution in #456
• @georghess made their first contribution in #482
• @JunchenLiu77 made their first contribution in #480
• @JiangWenPL made their first contribution in #441
• @Golbstein made their first contribution in #499
• @desmondlzy made their first contribution in #504
• @rjbaw made their first contribution in #510
• @aW4KeNiNG made their first contribution in #521
• @MotivaCG made their first contribution in #558
• @kikirizki made their first contribution in #580
• @ScaryPG made their first contribution in #579
• @lapisliu made their first contribution in #569
• @jonathsch made their first contribution in #559
• @Crescent-Saturn made their first contribution in #508
• @shiukaheng made their first contribution in #616

Full Changelog: v1.4.0...v1.5.0