CUtlVector<CRagdoll2::AddVel_t,CUtlMemory<CRagdoll2::AddVel_t,int>>::EnsureCount

/* CUtlVector<CRagdoll2::AddVel_t, CUtlMemory<CRagdoll2::AddVel_t, int> >::EnsureCount(int) */

void __thiscall
CUtlVector<CRagdoll2::AddVel_t,CUtlMemory<CRagdoll2::AddVel_t,int>>::EnsureCount
          (CUtlVector<CRagdoll2::AddVel_t,CUtlMemory<CRagdoll2::AddVel_t,int>> *this,int param_1)

{
  int iVar1;
  undefined4 *puVar2;
  void *pvVar3;
  int iVar4;
  int iVar5;
  int iVar6;
  int iVar7;
  
  iVar6 = *(int *)(this + 0xc);
  if (param_1 <= iVar6) {
    return;
  }
  iVar7 = param_1 - iVar6;
  if (iVar7 == 0) {
    return;
  }
  iVar5 = *(int *)(this + 4);
  iVar4 = iVar6;
  if (iVar5 < param_1) {
    iVar1 = *(int *)(this + 8);
    if (iVar1 < 0) goto LAB_004a27d1;
    if (iVar1 == 0) {
      if (iVar5 == 0) {
        if (param_1 < 3) {
          iVar5 = 2;
          goto LAB_004a28b7;
        }
        iVar5 = 2;
      }
      do {
        iVar5 = iVar5 * 2;
      } while (iVar5 < param_1);
    }
    else {
      for (iVar5 = ((param_1 + -1) / iVar1 + 1) * iVar1; iVar5 < param_1;
          iVar5 = (iVar5 + param_1) / 2) {
      }
    }
LAB_004a28b7:
    *(int *)(this + 4) = iVar5;
    if (*(void **)this == (void *)0x0) {
      pvVar3 = malloc(iVar5 * 0x18);
      *(void **)this = pvVar3;
    }
    else {
      pvVar3 = realloc(*(void **)this,iVar5 * 0x18);
      *(void **)this = pvVar3;
      iVar4 = *(int *)(this + 0xc);
    }
  }
  else {
LAB_004a27d1:
    pvVar3 = *(void **)this;
  }
  *(void **)(this + 0x10) = pvVar3;
  *(int *)(this + 0xc) = iVar4 + iVar7;
  iVar5 = ((iVar4 + iVar7) - iVar6) - iVar7;
  if (iVar5 < 1) {
    if (0 < iVar7) {
LAB_004a27f1:
      iVar5 = 0;
      iVar6 = iVar6 * 0x18;
      do {
        puVar2 = (undefined4 *)(iVar6 + *(int *)this);
        if (puVar2 != (undefined4 *)0x0) {
          *puVar2 = 0;
          puVar2[1] = 0;
          puVar2[2] = 0;
          puVar2[3] = 0;
          puVar2[4] = 0;
          puVar2[5] = 0;
        }
        iVar5 = iVar5 + 1;
        iVar6 = iVar6 + 0x18;
      } while (iVar5 < iVar7);
      return;
    }
  }
  else if (0 < iVar7) {
    _V_memmove((void *)((int)pvVar3 + param_1 * 0x18),(void *)((int)pvVar3 + iVar6 * 0x18),
               iVar5 * 0x18);
    goto LAB_004a27f1;
  }
  return;
}