image thumbnail

updated 13 days ago

geom3d by David Legland

David Legland (view profile)

Library to handle 3D geometric primitives: create, intersect, display, and make basic computations (potw, pick of the week, 3d)




image thumbnail

updated 15 days ago

inpolyhedron - are points inside a triangulated volume? by Sven

Sven (view profile)

Test if 3d points are inside a mesh. Or, voxelise a mask from a surface. Mesh can be non-convex too! (inpolygon, stl, mesh)


image thumbnail

updated 2 months ago

Analyze N-dimensional Polyhedra in terms of Vertices or (In)Equalities by Matt J

Matt J (view profile)

Express polyhedra by vertices or (in)equalities. Also, find intersections and unions. (vert2con, polyhedron, polytope)




image thumbnail

updated 3 months ago

chebycenter(A,b,r0) by Tim Benham

Tim Benham (view profile)

Computes the Chebyshev center and Chebyshev radius of a polytope. (polytope, polyhedron, chebyshev center)


image thumbnail

updated 9 months ago

Pointsinpolyhedron-Test if points are in polyhedron by YuFei Guo

YuFei Guo (view profile)

Test if points are inside/outside/on single material or multi-material triangulated polyhedron (point, points, polyhedron)

Tutorial and examples of PINPOLYHEDRON function


image thumbnail

updated 1 year ago

in_polyhedron by Jaroslaw Tuszynski

Tests if points are inside of triangulated volume. (geometry, inpolygon, inside)

Tutorial and tests of IN_POLYHEDRON function


image thumbnail

updated almost 4 years ago

Points On Line by Ankur Pawar

Linearly spaced points between two point and ,point in Convex Hull test. (points on line, line, 2d)




image thumbnail

updated 4 years ago

Analytic Center by Tim Benham

Tim Benham (view profile)

Computes the analytic center of a set of linear equations. (polytope, linear equations, analytic center)


image thumbnail

updated almost 6 years ago

Plot 2D/3D region by Per Bergström

The program plots convex closed regions in 2D/3D. (specialized, plotting, plot)




image thumbnail

updated 6 years ago

Polytopes by Bill McKeeman

Display regular and semi regular geometric figures. (gallery, ndimensional, polygon)

N-D Geometrical Figures



image thumbnail

updated 7 years ago

Make Icosahedron by Edward Zechmann

This program makes icosahedra of class 1, type 2, and frequency f. (icosahedron, polyhedron, dome)

build_icosa(x, y, z)

icosahedron_nodes(f, r)

make_icosahedron(f, r, sphere, make_plot, faceopaque)

image thumbnail

updated 10 years ago

Centroid of a Convex n-Dimensional Polyhedron by Michael Kleder

Michael Kleder (view profile)

Computes the center of gravity of a convex polyhedron in any number of dimensions. (centroid, center, gravity)


image thumbnail

updated 10 years ago

VERT2CON - vertices to constraints by Michael Kleder

Michael Kleder (view profile)

Create inequality constraints to bound the convex hull of the given points. (optimization, polygon, polyhedron)


image thumbnail

updated 12 years ago

Area and volume of a 3D convex hull by Malcolm A. MacIver

Volume and area of a 3D convex hull. (surface, area, polyhedron)


Contact us