private static bool toVec2(JArray a, out Nums.vec2 v)
{
if (a.Count == 2)
{
v = new Nums.vec2(a[0] as JNumber, a[1] as JNumber);
return(true);
}
v = vec2.zero;
return(false);
}
private static vec2 rand2(vec2 v)
{
v = new vec2(v.dot(new vec2(127.1f, 311.7f)),
v.dot(new vec2(268.5f, 183.3f)));
return(fract(sin(v) * 43758.5453123f) * 2f - 1f);
}