CGraphicDeviceDx11::EnumAdapters

signed __int64 __fastcall CGraphicDeviceDx11::EnumAdapters(CGraphicDeviceDx11 *pThis, __int64 a2)
{
  CHeapInfo *v2; // r15
  CGraphicDeviceDx11 *pGraphicDevice; // r14
  int nAdapters; // ebp
  UINT uAdapters; // edi
  signed __int64 cbAdapterSize; // rax
  unsigned __int8 v7; // cf
  __int64 cbSize; // rax
  CHeapInstance *v9; // rax
  signed __int64 v10; // rbx
  UINT uIndex; // esi
  CAdapter *v12; // rbx
  signed __int64 uDescLength; // r8
  CGraphicDeviceDx11 *v14; // rcx
  IDXGIAdapter *pAdapter; // [rsp+30h] [rbp-188h]
  __int64 v17; // [rsp+38h] [rbp-180h]
  __int64 v18; // [rsp+40h] [rbp-178h]
  CHeapInstance *v19; // [rsp+48h] [rbp-170h]
  DXGI_ADAPTER_DESC AdapterDesc; // [rsp+50h] [rbp-168h]

  v17 = -2i64;
  v2 = (CHeapInfo *)a2;
  pGraphicDevice = pThis;
  v18 = a2;
  nAdapters = 0;
  uAdapters = 0;
  if ( pThis->m_pFactory->lpVtbl->EnumAdapters(pThis->m_pFactory, 0, &pAdapter) != 0x887A0002 )
  {
    do
      ++uAdapters;
    while ( pGraphicDevice->m_pFactory->lpVtbl->EnumAdapters(pGraphicDevice->m_pFactory, uAdapters, &pAdapter) != 0x887A0002 );
    if ( uAdapters )
    {
      cbAdapterSize = 280i64 * uAdapters;
      if ( !is_mul_ok(uAdapters, 280ui64) )
        cbAdapterSize = -1i64;
      v7 = __CFADD__(cbAdapterSize, 8i64);
      cbSize = cbAdapterSize + 8;
      if ( v7 )
        cbSize = -1i64;
      v9 = CHeapInstance::ReserveMemory(v2, cbSize, 0i64, 0);
      v19 = v9;
      if ( v9 )
      {
        v9->m_pVtbl = (CHeapInstanceVtbl *)uAdapters;
        v10 = (signed __int64)&v9->m_Lock;
        sub_7FF718AC5158((__int64)&v9->m_Lock, 280i64, uAdapters, (__int64 (*)(void))CAdapter::CAdapter);
      }
      else
      {
        v10 = 0i64;
      }
      pGraphicDevice->m_pAdapters = (CAdapter *)v10;
      if ( v10 )
      {
        uIndex = 0;
        if ( !uAdapters )
        {
SetAdapterCount:
          pGraphicDevice->m_nAdapters = nAdapters;
          return 1i64;
        }
        while ( pGraphicDevice->m_pFactory->lpVtbl->EnumAdapters(pGraphicDevice->m_pFactory, uIndex, &pAdapter) != 0x887A0002 )
        {
          v12 = &pGraphicDevice->m_pAdapters[nAdapters];
          if ( pAdapter->lpVtbl->GetDesc(pAdapter, &AdapterDesc) )
            break;
          uDescLength = -1i64;
          do
            ++uDescLength;
          while ( AdapterDesc.Description[uDescLength] );
          memcpy(v12, &AdapterDesc, 2 * uDescLength);
          if ( !(unsigned int)CGraphicDeviceDx11::EnumOutputs(v14, v12, pAdapter, (__int64)v2) )
            break;
          if ( v12->m_uOutputs > 0 )
          {
            v12->m_pAdapter = pAdapter;
            ++nAdapters;
          }
          if ( ++uIndex >= uAdapters )
            goto SetAdapterCount;
        }
      }
    }
  }
  return 0i64;
}