Release v0.9.9

CHANGELOG.md

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+### Version 0.9.9 - 2026-05-05
+
+#### Bug fixes and improvements
+- Add geotiff edge-case tests and integer-coord fallback (#1482) (#1492)
+- Use synchronous dask scheduler for different-CRS merge parity test (#1495)
+- Fetch COG tiles concurrently in HTTP path to mask RTT (#1487)
+- Geotiff polish: validation, caching caps, parallelism thresholds, memory guards (#1488) (#1493)
+- Round-trip transform, crs, and tag metadata through to_geotiff/open_geotiff (#1484) (#1494)
+- Tighten geotiff reader: partial-tile shape check, ModelTransformation rotation guard (#1486) (#1491)
+- Add geotiff writer test matrix (#1483) (#1490)
+- Stream tile writes per dask chunk segment to bound peak memory in to_geotiff (#1485) (#1489)
+- Add regression test for GPU pred=3 multi-sample TIFFs (#1479) (#1481)
+- Make cubic resample prefilter explicit so chunk seams stay sub-eps (#1464) (#1478)
+- Preserve input float dtype through resample() (#1467) (#1476)
+- Resample polish: fix cubic depth comment, tighten NaN threshold, add edge tests (#1475)
+- Fix dask aggregate boundary contamination and clean up bookkeeping (#1469) (#1477)
+- Support 3D rasters, expose nodata, document target_resolution tuple in resample (#1466) (#1474)
+- Cover cupy median/mode, dask+cupy, integer input, target_resolution tuple in resample tests (#1470) (#1473)
+- Refresh transform and nodata attrs on resample output (#1465) (#1472)
+- Inline dask aggregate kernel in resample (#1463) (#1468)
+- Emit fresh grid metadata and propagate _FillValue in reproject (#1458) (#1462)
+- Polish reproject/merge docstrings and cover Inf and parameter edge cases (#1459) (#1461)
+- Batch CuPy reductions and drop redundant copies in reproject (#1460)
+- Add transform_precision parameter to merge() (#1452) (#1456)
+- Preserve non-spatial coords through reproject() and merge() (#1455)
+- Guard _apply_vertical_shift against non-finite coords; add vertical CRS tests (#1453)
+- Honor per-raster nodata sentinels in merge() (#1448) (#1449)
+- Preserve input attrs through reproject() and merge() (#1446)
+- Fix dask reproject dtype and same-CRS dask merge (#1450)
+- Validate raster inputs in reproject public APIs (#1431) (#1432)
+- Add memory guard and scalar validation to generate_terrain (#1443) (#1444)
+- Validate scalar parameters in hydro public APIs (#1427) (#1428)
+- Validate mannings_n DataArray values in flood (#1437) (#1438)
+- Add _validate_raster on secondary DataArray args in hydro (#1425) (#1426)
+- Validate grid/bounds/precision params in reproject (#1433) (#1434)
+- Validate cellsize in hydro public APIs (#1429) (#1430)
+- Validate pathfinding inputs and cap waypoints (#1439) (#1440)
+- Validate raster/mask inputs in polygonize (#1441) (#1442)
+- Add memory guard to flow_direction_mfd numpy/cupy backends (#1423) (#1424)
+- Reject NaN/Inf in reproject scalar inputs (#1435) (#1436)
+- Lazy assembly for hand_mfd dask path (#1416) (#1417)
+- Return NaN from glcm_texture angle=None when no angle has valid pairs (#1408) (#1409)
+- Use ground distance for sky_view_factor horizon angle (#1407) (#1410)
+- Exclude centre cell from morph_erode/dilate when kernel[centre]==0 (#1397) (#1398)
+- Use sized slice in dask morph chunk writeback (#1399) (#1400)
+- Merge sink_d8 labels across dask tile boundaries (#1394) (#1395)
+- Reject complex dtypes in _validate_raster() (#1384) (#1387)
+- Reject underflowing sigma_spatial in bilateral() (#1390) (#1392)
+- Use int64 row_ptr in _build_row_csr_numba (#1388) (#1391)
+- Reject mixed-backend arrays in validate_arrays() (#1383) (#1386)
+- Reject non-positive inputs in wpm() (#1382) (#1385)
+- Guard _idw knearest against unbounded grid x k allocation (#1377) (#1380)
+- Validate raster dtype in convolve_2d() (#1389) (#1393)
+- Reject all-zero rasters in mesh_utils.create_triangulation (#1378) (#1381)
+- Validate dtypes per band in mahalanobis() (#1376) (#1379)
+- Guard owa() against unbounded criteria stack (#1370) (#1375)
+- Guard spline() TPS against unbounded memory allocations (#1372) (#1374)
+- Reject n_samples<=0 in mcda sensitivity (#1371) (#1373)
+- Guard flow_path_d8() against unbounded memory allocations (#1364) (#1368)
+- Guard flow_path_mfd() against unbounded memory allocations (#1365) (#1369)
+- Guard flow_path_dinf() against unbounded memory allocations (#1363) (#1367)
+- Guard snap_pour_point_d8() against unbounded memory allocations (#1362) (#1366)
+- Guard sink_d8() against unbounded memory allocations (#1356) (#1361)
+
+
 ### Version 0.9.8 - 2026-04-29
 
 #### Bug fixes and improvements