QuaternionAlign

/* QuaternionAlign(Quaternion const&, Quaternion const&, Quaternion&) */

void QuaternionAlign(Quaternion *param_1,Quaternion *param_2,Quaternion *param_3)

{
  int iVar1;
  int iVar2;
  int iVar3;
  float fVar4;
  float fVar5;
  float fVar6;
  float fVar7;
  
  fVar6 = 0.0;
  iVar3 = 0;
  fVar7 = 0.0;
  do {
    iVar1 = iVar3 * 4;
    iVar2 = iVar3 * 4;
    iVar3 = iVar3 + 1;
    fVar5 = *(float *)(param_1 + iVar1) - *(float *)(param_2 + iVar2);
    fVar4 = *(float *)(param_1 + iVar1) + *(float *)(param_2 + iVar2);
    fVar7 = fVar7 + fVar5 * fVar5;
    fVar6 = fVar6 + fVar4 * fVar4;
  } while (iVar3 != 4);
  if (fVar7 <= fVar6) {
    if (param_3 != param_2) {
      iVar3 = 0;
      do {
        *(undefined4 *)(param_3 + iVar3 * 4) = *(undefined4 *)(param_2 + iVar3 * 4);
        iVar3 = iVar3 + 1;
      } while (iVar3 != 4);
      return;
    }
  }
  else {
    iVar3 = 0;
    do {
      *(uint *)(param_3 + iVar3 * 4) = *(uint *)(param_2 + iVar3 * 4) ^ 0x80000000;
      iVar3 = iVar3 + 1;
    } while (iVar3 != 4);
  }
  return;
}