primitive-ellipsoid
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2.1.0 • Public • Published

primitive-ellipsoid

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An ellipsoid geometry for 3D rendering, including normals, UVs and cell indices (faces).

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Installation

npm install primitive-ellipsoid

Usage

import createEllipsoid from "primitive-ellipsoid";

const radius = 1;
const geometry = createEllipsoid(radius, {
  latSegments: 64,
  lngSegments: 64,
  rx: 2,
  ry: 1,
  rz: 1,
});

console.log(geometry);
// {
//   positions: [ [x, y, z], [x, y, z], ... ],
//   cells: [ [a, b, c], [a, b, c], ... ],
//   uvs: [ [u, v], [u, v], ... ],
//   normals: [ [x, y, z], [x, y, z], ... ]
// }

API

Functions

createEllipsoid(radius, [options])SimplicialComplex

An ellipsoid geometry for 3D rendering, including normals, UVs and cell indices (faces).

Typedefs

vec3 : Array.<number>
Options : Object
SimplicialComplex : Object

Geometry definition.

createEllipsoid(radius, [options]) ⇒ SimplicialComplex

An ellipsoid geometry for 3D rendering, including normals, UVs and cell indices (faces).

Kind: global function
See: Wolfram MathWorld Ellipsoid

Param Type Default Description
radius number 1 Base radius
[options] Options {}

vec3 : Array.<number>

Kind: global typedef

Options : Object

Kind: global typedef
Properties

Name Type Default Description
[latSegments] number 64 Number of latitudinal segments.
[lngSegments] number 64 Number of longitudinal segments.
[rx] number 2 Radius in the x direction.
[ry] number 1 Radius in the y direction.
[rz] number 1 Radius in the z direction.

SimplicialComplex : Object

Geometry definition.

Kind: global typedef
Properties

Name Type
positions Array.<vec3>
normals Array.<vec3>
uvs Array.<vec3>
cells Array.<vec3>

License

MIT. See license file.

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Install

npm i primitive-ellipsoid

Weekly Downloads

7

Version

2.1.0

License

MIT

Unpacked Size

12.3 kB

Total Files

6

Last publish

Collaborators

  • dmnsgn