QuaternionScale

/* QuaternionScale(Quaternion const&, float, Quaternion&) */

void QuaternionScale(Quaternion *param_1,float param_2,Quaternion *param_3)

{
  longdouble lVar1;
  float fVar2;
  float fVar3;
  float fVar4;
  double dVar5;
  
  fVar3 = *(float *)param_1;
  fVar2 = SQRT(*(float *)(param_1 + 4) * *(float *)(param_1 + 4) + fVar3 * fVar3 +
               *(float *)(param_1 + 8) * *(float *)(param_1 + 8));
  if (1.0 <= fVar2) {
    fVar2 = 1.0;
  }
  lVar1 = (longdouble)__asin_finite((double)fVar2);
  dVar5 = sin((double)lVar1 * (double)param_2);
  fVar4 = (float)dVar5;
  fVar2 = fVar4 / (fVar2 + 1.1920929e-07);
  *(float *)param_3 = fVar3 * fVar2;
  *(float *)(param_3 + 4) = *(float *)(param_1 + 4) * fVar2;
  *(float *)(param_3 + 8) = fVar2 * *(float *)(param_1 + 8);
  fVar3 = 1.0 - fVar4 * fVar4;
  if (fVar3 <= 0.0) {
    fVar3 = 0.0;
  }
  if (0.0 < *(float *)(param_1 + 0xc) || *(float *)(param_1 + 0xc) == 0.0) {
    *(float *)(param_3 + 0xc) = SQRT(fVar3);
    return;
  }
  *(float *)(param_3 + 0xc) = -SQRT(fVar3);
  return;
}