struct foo {
  int a;
  double b;
};

class AlignedHeapBuf : public WDL_HeapBuf
{
public:
  void *getAligned(int alignAmt)
  {
    char *a = (char *)Get();
    INT_PTR off = (((INT_PTR)a) & (alignAmt-1));
    if (off) a += alignAmt-off;
    return a;
  }
}

gain=law*sqrt(2)* (1.0 + (sqrt(2) * 0.5 / law - 1)/(sqrt(2)-1) * (1/cos(panpos*0.25*PI)-1.0))

leftscale = cos((panpos+1.0)*0.25*PI)*gain;
rightscale = sin((panpos+1.0)*0.25*PI)*gain;