CFrameSnapshotManager::LevelChanged

/* CFrameSnapshotManager::LevelChanged() */

void __thiscall CFrameSnapshotManager::LevelChanged(CFrameSnapshotManager *this)

{
  PackedEntity *this_00;
  ushort *puVar1;
  CFrameSnapshotManager *pCVar2;
  PackedEntity *pPVar3;
  char cVar4;
  ushort uVar5;
  int iVar6;
  int iVar7;
  int iVar8;
  ushort uVar9;
  undefined4 *local_40;
  PackedEntity *local_3c;
  code *local_38;
  int local_34;
  int local_30;
  undefined4 local_2c;
  ushort local_28;
  undefined2 local_26;
  ushort local_24;
  ushort local_22;
  undefined4 local_20;
  
  CUtlLinkedList<PackedEntity*,int,true,int,CUtlFixedMemory<UtlLinkedListElem_t<PackedEntity*,int>>>
  ::RemoveAll((CUtlLinkedList<PackedEntity*,int,true,int,CUtlFixedMemory<UtlLinkedListElem_t<PackedEntity*,int>>>
               *)(this + 0x58));
  local_26 = 0;
  local_24 = 0xffff;
  local_22 = 0xffff;
  local_34 = 0;
  local_30 = 0;
  local_2c = 0;
  local_40 = *(undefined4 **)(this + 0x34);
  local_28 = 0xffff;
  local_20 = 0;
  local_38 = CDefOps<void*>::LessFunc;
  for (; local_40 != (undefined4 *)0x0; local_40 = (undefined4 *)*local_40) {
                    /* try { // try from 001f2b75 to 001f2c88 has its CatchHandler @ 001f2e3a */
    CUtlRBTree<void*,unsigned_short,bool(*)(void*const&,void*const&),CUtlMemory<UtlRBTreeNode_t<void*,unsigned_short>,unsigned_short>>
    ::Insert((CUtlRBTree<void*,unsigned_short,bool(*)(void*const&,void*const&),CUtlMemory<UtlRBTreeNode_t<void*,unsigned_short>,unsigned_short>>
              *)&local_38,&local_40);
  }
  pCVar2 = *(CFrameSnapshotManager **)(this + 0x4c);
  local_40 = (undefined4 *)0x0;
  do {
    if (pCVar2 == this + 0x48) {
      CUtlMemoryPool::Clear((CUtlMemoryPool *)(this + 0x28));
      if (local_22 != 0xffff) {
        iVar8 = 0;
        uVar5 = local_22;
        if (0 < local_30) {
          do {
            uVar9 = (ushort)iVar8;
            if ((iVar8 < local_30) && (uVar9 <= uVar5)) {
              if ((CUtlRBTree<void*,unsigned_short,bool(*)(void*const&,void*const&),CUtlMemory<UtlRBTreeNode_t<void*,unsigned_short>,unsigned_short>>
                   ::Links(unsigned_short)::s_Sentinel == '\0') &&
                 (iVar7 = __cxa_guard_acquire(&CUtlRBTree<void*,unsigned_short,bool(*)(void*const&,void*const&),CUtlMemory<UtlRBTreeNode_t<void*,unsigned_short>,unsigned_short>>
                                               ::Links(unsigned_short)::s_Sentinel), iVar7 != 0)) {
                CUtlRBTree<void*,unsigned_short,bool(*)(void*const&,void*const&),CUtlMemory<UtlRBTreeNode_t<void*,unsigned_short>,unsigned_short>>
                ::Links(unsigned_short)::s_Sentinel = 0xffff;
                DAT_003417fa = 0xffff;
                DAT_003417fc = 0xffff;
                __cxa_guard_release(&CUtlRBTree<void*,unsigned_short,bool(*)(void*const&,void*const&),CUtlMemory<UtlRBTreeNode_t<void*,unsigned_short>,unsigned_short>>
                                     ::Links(unsigned_short)::s_Sentinel);
              }
              puVar1 = (ushort *)(local_34 + iVar8 * 0xc);
              uVar5 = local_22;
              if (*puVar1 != uVar9) {
                puVar1[1] = local_24;
                *(ushort *)(local_34 + iVar8 * 0xc) = uVar9;
                local_24 = uVar9;
              }
            }
          } while (((uVar5 != uVar9) && ((int)(iVar8 + 1U & 0xffff) < local_30)) &&
                  (iVar8 = iVar8 + 1, iVar8 != 0xffff));
        }
        local_28 = 0xffff;
        local_26 = 0;
      }
      local_24 = 0xffff;
      CUtlMemory<UtlRBTreeNode_t<void*,unsigned_short>,unsigned_short>::Purge
                ((CUtlMemory<UtlRBTreeNode_t<void*,unsigned_short>,unsigned_short> *)&local_34);
      local_22 = 0xffff;
      CUtlMemory<UtlRBTreeNode_t<void*,unsigned_short>,unsigned_short>::Purge
                ((CUtlMemory<UtlRBTreeNode_t<void*,unsigned_short>,unsigned_short> *)&local_34);
      *(undefined4 *)(this + 0x94) = 0;
      _V_memset(this + 0x9c,0,0x2000);
      return;
    }
    iVar8 = *(int *)(pCVar2 + 8);
    for (this_00 = (PackedEntity *)(pCVar2 + 0xc); pPVar3 = this_00, uVar5 = local_28,
        this_00 < (PackedEntity *)(pCVar2 + iVar8 + 0xc); this_00 = this_00 + 0x34) {
      for (; local_3c = pPVar3, uVar5 != 0xffff; uVar5 = *(ushort *)(local_34 + (uint)uVar5 * 0xc))
      {
        while( true ) {
          iVar7 = (uint)uVar5 * 0xc;
          cVar4 = (*local_38)(&local_3c,local_34 + 8 + iVar7);
          if (cVar4 != '\0') break;
          cVar4 = (*local_38)(local_34 + iVar7 + 8,&local_3c);
          if (cVar4 == '\0') goto LAB_001f2c56;
          if ((CUtlRBTree<void*,unsigned_short,bool(*)(void*const&,void*const&),CUtlMemory<UtlRBTreeNode_t<void*,unsigned_short>,unsigned_short>>
               ::Links(unsigned_short)::s_Sentinel == '\0') &&
             (iVar6 = __cxa_guard_acquire(&CUtlRBTree<void*,unsigned_short,bool(*)(void*const&,void*const&),CUtlMemory<UtlRBTreeNode_t<void*,unsigned_short>,unsigned_short>>
                                           ::Links(unsigned_short)::s_Sentinel), iVar6 != 0)) {
            CUtlRBTree<void*,unsigned_short,bool(*)(void*const&,void*const&),CUtlMemory<UtlRBTreeNode_t<void*,unsigned_short>,unsigned_short>>
            ::Links(unsigned_short)::s_Sentinel = 0xffff;
            DAT_003417fa = 0xffff;
            DAT_003417fc = 0xffff;
            __cxa_guard_release(&CUtlRBTree<void*,unsigned_short,bool(*)(void*const&,void*const&),CUtlMemory<UtlRBTreeNode_t<void*,unsigned_short>,unsigned_short>>
                                 ::Links(unsigned_short)::s_Sentinel);
          }
          uVar5 = *(ushort *)(local_34 + 2 + iVar7);
          if (uVar5 == 0xffff) goto LAB_001f2c4b;
        }
        if ((CUtlRBTree<void*,unsigned_short,bool(*)(void*const&,void*const&),CUtlMemory<UtlRBTreeNode_t<void*,unsigned_short>,unsigned_short>>
             ::Links(unsigned_short)::s_Sentinel == '\0') &&
           (iVar7 = __cxa_guard_acquire(&CUtlRBTree<void*,unsigned_short,bool(*)(void*const&,void*const&),CUtlMemory<UtlRBTreeNode_t<void*,unsigned_short>,unsigned_short>>
                                         ::Links(unsigned_short)::s_Sentinel), iVar7 != 0)) {
          CUtlRBTree<void*,unsigned_short,bool(*)(void*const&,void*const&),CUtlMemory<UtlRBTreeNode_t<void*,unsigned_short>,unsigned_short>>
          ::Links(unsigned_short)::s_Sentinel = 0xffff;
          DAT_003417fa = 0xffff;
          DAT_003417fc = 0xffff;
          __cxa_guard_release(&CUtlRBTree<void*,unsigned_short,bool(*)(void*const&,void*const&),CUtlMemory<UtlRBTreeNode_t<void*,unsigned_short>,unsigned_short>>
                               ::Links(unsigned_short)::s_Sentinel);
        }
        pPVar3 = local_3c;
      }
LAB_001f2c4b:
      PackedEntity::~PackedEntity(this_00);
LAB_001f2c56:
    }
    pCVar2 = *(CFrameSnapshotManager **)(pCVar2 + 4);
  } while( true );
}