vec3


3D vector math with robust unit tests.

Usage

``js
var v = require('vec3');

var v1 = v(1, 2, 3);
console.log(v1); // prints "(1, 2, 3)"
var v2 = v1.offset(0, 0, 1);
console.log(v2); // prints "(1, 2, 4)"
`

Or:

`js
var Vec3 = require('vec3').Vec3;

var v1 = new Vec3(1, 2, 3);
// etc...
`

More available functions are listed below in Test Coverage.

Test Coverage

`
v()
✔ no args
✔ x, y, z
✔ array
✔ object
✔ string coords
✔ deserialize
✔ invalid deserialize

vec3
✔ isZero
✔ at
✔ xz
✔ xy
✔ yz
✔ xzy
✔ rounded
✔ round
✔ floored
✔ floor
✔ offset
✔ translate
✔ plus
✔ minus
✔ scaled
✔ abs
✔ distanceTo
✔ distanceSquared
✔ equals
✔ toString
✔ clone
✔ add
✔ subtract
✔ multiply
✔ divide
✔ set
✔ modulus
✔ volume
✔ min
✔ max
✔ update
✔ norm
✔ dot
✔ cross
✔ unit
✔ normalize
✔ scale
✔ xyDistanceTo
✔ xzDistanceTo
✔ yzDistanceTo
✔ innerProduct
✔ manhattanDistanceTo
✔ toArray

50 passing (14ms)
``

More functions welcome in the form of pull requests.

History

See History