phaser/wip/vec2/ScalarMultiply.js
2018-01-09 22:12:16 +00:00

18 lines
243 B
JavaScript

let vec2 = Float32Array;
export default function (a, b, dst = new vec2(2)) {
if (b === 0)
{
dst[0] = 0;
dst[1] = 0;
}
else
{
dst[0] = a[0] * b;
dst[1] = a[1] * b;
}
return dst;
}