__int64 __usercall CM2Model::AssignBoneMasterData@<rax>(CM2Model *a1@<rcx>)
{
  CM2Model *m2Model; // rbx
  __int64 v2; // rax
  __int64 result; // rax
  __int64 m_skeleton; // rdi
  __int64 v5; // rax
  _QWORD *v6; // rdx
  __int64 a7; // [rsp+30h] [rbp-128h]
  char v8; // [rsp+40h] [rbp-118h]

  m2Model = a1;
  if ( !a1->m_boneMasterData )
  {
    v2 = (*(__int64 (__fastcall **)(CM2Model *, char *, signed __int64))(a1->modelBase.qword0 + 408i64))(
           a1,
           &v8,
           260i64);
    if ( sub_1401F0470(
           (__int64)"d:\\buildserver\\wow\\4\\work\\shared-checkout\\branches\\wow-patch-8_1_0-branch\\engine\\source\\mo"
                    "del2\\m2model.cpp",
           15049,
           (__int64)"(m_boneMasterData)",
           (__int64)"Model: %s",
           (__int64)"\"Model\" \": %s\"",
           v2) )
    {
      __debugbreak();
    }
  }
  m2Model->m_boneMasterData->m_bones = &m2Model->m_cm2Shared->m_m2Data->bones;
  m2Model->m_boneMasterData->m_sequences = &m2Model->m_cm2Shared->m_m2Data->sequences;
  m2Model->m_boneMasterData->m_key_bone_lookup = &m2Model->m_cm2Shared->m_m2Data->key_bone_lookup;
  m2Model->m_boneMasterData->m_sequence_lookups = &m2Model->m_cm2Shared->m_m2Data->sequence_lookups;
  m2Model->m_boneMasterData->m_attachments = &m2Model->m_cm2Shared->m_m2Data->attachments;
  m2Model->m_boneMasterData->m_attachment_lookup_table = &m2Model->m_cm2Shared->m_m2Data->attachment_lookup_table;
  m2Model->m_boneMasterData->qword30 = (M2Array *)m2Model->qword520;
  m2Model->m_boneMasterData->qword38 = *(M2Array *)&m2Model->field_4C8;
  m2Model->m_boneMasterData->qword40 = m2Model->qword4B8;
  m2Model->m_boneMasterData->qword50 = m2Model->qword528;
  result = (__int64)m2Model->m_boneMasterData;
  *(_QWORD *)(result + 72) = (char *)m2Model + 1172;
  m_skeleton = *(_QWORD *)&m2Model->m_skeleton;
  if ( m_skeleton )
  {
    if ( !(*(_BYTE *)(m_skeleton + 56) & 1) )
    {
      LODWORD(a7) = 0;
      if ( SErrDisplayAssert(
             0x85100000,
             (__int64)"d:\\buildserver\\wow\\4\\work\\shared-checkout\\branches\\wow-patch-8_1_0-branch\\engine\\source\\"
                      "model2\\m2skeleton.inl",
             70,
             (__int64)"m_loaded",
             0,
             1,
             a7) )
      {
        __debugbreak();
      }
    }
    v5 = *(_QWORD *)(m_skeleton + 88);
    if ( !v5 )
      v5 = *(_QWORD *)(m_skeleton + 72);
    v6 = *(_QWORD **)(v5 + 424);
    m2Model->m_boneMasterData->m_bones = (M2Array *)v6[2];
    m2Model->m_boneMasterData->m_sequences = (M2Array *)(v6[1] + 8i64);
    m2Model->m_boneMasterData->m_key_bone_lookup = (M2Array *)(v6[2] + 8i64);
    m2Model->m_boneMasterData->m_sequence_lookups = (M2Array *)(v6[1] + 16i64);
    m2Model->m_boneMasterData->m_attachments = (M2Array *)v6[3];
    m2Model->m_boneMasterData->m_attachment_lookup_table = (M2Array *)(v6[3] + 8i64);
    m2Model->m_boneMasterData->qword30 = *(M2Array **)(*(_QWORD *)&m2Model->m_skeleton + 152i64);
    m2Model->m_boneMasterData->qword38 = *(M2Array *)(*(_QWORD *)&m2Model->m_skeleton + 120i64);
    m2Model->m_boneMasterData->qword48 = *(_QWORD *)&m2Model->m_skeleton + 60i64;
    m2Model->m_boneMasterData->qword40 = *(_QWORD *)(*(_QWORD *)&m2Model->m_skeleton + 104i64);
    m2Model->m_boneMasterData->qword50 = *(_QWORD *)(*(_QWORD *)&m2Model->m_skeleton + 160i64);
    sub_1401661E0(*(_QWORD *)&m2Model->m_skeleton, &m2Model->m_boneMasterData->m_bones);
    result = (__int64)m2Model->m_boneMasterData;
    if ( *(_QWORD *)(result + 104) )
      *(_DWORD *)(result + 144) |= 1u;
  }
  return result;
}