public void GetCorner(Vec2[] corner)
{
if (corner == null)
{
throw new ArgumentNullException("Corner must not null array");
}
int count = corner.Length;
count = (int)UMath.Clamp(count, 0, 4);
for (int i = 0; i < count; i++)
{
corner[0] = new Vec2(x, y);
corner[1] = new Vec2(x + width, y);
corner[2] = new Vec2(x, y + height);
corner[3] = new Vec2(x + width, y + height);
}
}
public static float AngleRad(Vec2 from, Vec3 to)
{
return(UMath.Acos(UMath.Clamp(Vec2.Dot(from.normalized, to.normalized), -1f, 1f)));
}
