unity rotate vector
Vector3 rotated = Quaternion.AngleAxis(-45, Vector3.up) * vector;
unity rotate vector
Vector3 rotated = Quaternion.AngleAxis(-45, Vector3.up) * vector;
Rotate Vector by an angle
var rotateVector = function(vec, ang)
{
ang = -ang * (Math.PI/180);
var cos = Math.cos(ang);
var sin = Math.sin(ang);
return new Array(Math.round(10000*(vec[0] * cos - vec[1] * sin))/10000, Math.round(10000*(vec[0] * sin + vec[1] * cos))/10000);
};
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