d3-contour

Compute contour polygons using marching squares.

v4.0.2 URL: https://unpkg.com/d3-contour@4.0.2/dist/d3-contour.min.js

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d3 d3-module contour isoline

@turf/turf

a JavaScript library for performing geospatial operations with GeoJSON

v7.2.0 URL: https://unpkg.com/@turf/turf@7.2.0/dist/cjs/index.cjs

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gis geo geojs geospatial geography geometry map contour centroid tin extent geojson grid polygon line point area analysis statistics stats midpoint plane quantile jenks sample

ndarray-extract-contour

Generic contour extraction library for surface nets/dual contouring

v1.0.1 URL: https://unpkg.com/ndarray-extract-contour@1.0.1/contour.js

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ndarray contour extraction

simplicial-complex-contour

Extract a contour on a simplicial complex

v1.0.2 URL: https://unpkg.com/simplicial-complex-contour@1.0.2/contour.js

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simplicial complex contour line triangle tetrahedra mesh

surface-nets

General purpose level set extraction

v1.0.2 URL: https://unpkg.com/surface-nets@1.0.2/surfacenets.js

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surface net marching cubes polygonize isosurface ndarray extract boundary volume marching squares surface nets dual contouring dual contour isocontour