CSequenceTransitioner::UpdateCurrent

/* CSequenceTransitioner::UpdateCurrent(CStudioHdr*, int, float, float, float) */

void __thiscall
CSequenceTransitioner::UpdateCurrent
          (CSequenceTransitioner *this,CStudioHdr *param_1,int param_2,float param_3,float param_4,
          float param_5)

{
  void *pvVar1;
  undefined4 uVar2;
  CBaseEdict *pCVar3;
  int iVar4;
  int iVar5;
  int iVar6;
  float fVar7;
  int local_20;
  
  if (param_1 != (CStudioHdr *)0x0) {
    iVar5 = *(int *)(this + 0xc);
    if (iVar5 == 0) {
      CUtlVector<CAnimationLayer,CUtlMemory<CAnimationLayer,int>>::InsertBefore
                ((CUtlVector<CAnimationLayer,CUtlMemory<CAnimationLayer,int>> *)this,0);
      iVar5 = *(int *)(this + 0xc);
    }
    iVar5 = (iVar5 + -1) * 0x4c + *(int *)this;
    if (param_2 != *(int *)(iVar5 + 8)) {
      iVar6 = *(int *)(iVar5 + 0x48);
      if (iVar6 != 0) {
        if (*(char *)(iVar6 + 0x6c) == '\0') {
          pCVar3 = *(CBaseEdict **)(iVar6 + 0x30);
          if (pCVar3 != (CBaseEdict *)0x0) {
            *(uint *)pCVar3 = *(uint *)pCVar3 | 0x101;
            iVar4 = CBaseEdict::GetChangeAccessor(pCVar3);
            *(undefined2 *)(iVar4 + 2) = 0;
          }
        }
        else {
          *(byte *)(iVar6 + 0x70) = *(byte *)(iVar6 + 0x70) | 1;
        }
        uVar2 = *(undefined4 *)(gpGlobals + 0xc);
        *(undefined4 *)(iVar6 + 0x78) = 0;
        *(undefined4 *)(iVar6 + 0x74) = uVar2;
      }
      *(int *)(iVar5 + 8) = param_2;
    }
    *(float *)(iVar5 + 0x2c) = param_5;
    if (param_3 != *(float *)(iVar5 + 0xc)) {
      iVar6 = *(int *)(iVar5 + 0x48);
      if (iVar6 != 0) {
        if (*(char *)(iVar6 + 0x6c) == '\0') {
          pCVar3 = *(CBaseEdict **)(iVar6 + 0x30);
          if (pCVar3 != (CBaseEdict *)0x0) {
            *(uint *)pCVar3 = *(uint *)pCVar3 | 0x101;
            iVar4 = CBaseEdict::GetChangeAccessor(pCVar3);
            *(undefined2 *)(iVar4 + 2) = 0;
          }
        }
        else {
          *(byte *)(iVar6 + 0x70) = *(byte *)(iVar6 + 0x70) | 1;
        }
        uVar2 = *(undefined4 *)(gpGlobals + 0xc);
        *(undefined4 *)(iVar6 + 0x78) = 0;
        *(undefined4 *)(iVar6 + 0x74) = uVar2;
      }
      *(float *)(iVar5 + 0xc) = param_3;
    }
    iVar6 = 0;
    *(float *)(iVar5 + 0x18) = param_4;
    local_20 = *(int *)(this + 0xc);
    while (iVar5 = local_20 + -1, iVar6 < iVar5) {
      while( true ) {
        pvVar1 = (void *)(*(int *)this + iVar6 * 0x4c);
        if (*(float *)((int)pvVar1 + 0x30) <= 0.0) break;
        fVar7 = (*(float *)((int)pvVar1 + 0x2c) - param_5) / *(float *)((int)pvVar1 + 0x30) + 1.0;
        if ((1.0 < fVar7) || (fVar7 <= 0.0)) {
          if (1.0 <= fVar7) {
            fVar7 = 1.0;
          }
        }
        else {
          fVar7 = fVar7 * fVar7 * 3.0 - (fVar7 + fVar7) * fVar7 * fVar7;
        }
        if (fVar7 <= 0.0) break;
        if (fVar7 != *(float *)((int)pvVar1 + 0x14)) {
          iVar5 = *(int *)((int)pvVar1 + 0x48);
          if (iVar5 != 0) {
            if (*(char *)(iVar5 + 0x6c) == '\0') {
              pCVar3 = *(CBaseEdict **)(iVar5 + 0x30);
              if (pCVar3 != (CBaseEdict *)0x0) {
                *(uint *)pCVar3 = *(uint *)pCVar3 | 0x101;
                iVar4 = CBaseEdict::GetChangeAccessor(pCVar3);
                *(undefined2 *)(iVar4 + 2) = 0;
              }
            }
            else {
              *(byte *)(iVar5 + 0x70) = *(byte *)(iVar5 + 0x70) | 1;
            }
            uVar2 = *(undefined4 *)(gpGlobals + 0xc);
            *(undefined4 *)(iVar5 + 0x78) = 0;
            *(undefined4 *)(iVar5 + 0x74) = uVar2;
          }
          *(float *)((int)pvVar1 + 0x14) = fVar7;
          local_20 = *(int *)(this + 0xc);
          iVar5 = local_20 + -1;
        }
        iVar6 = iVar6 + 1;
        if (iVar5 <= iVar6) {
          return;
        }
      }
      iVar4 = (local_20 - iVar6) + -1;
      if (0 < iVar4) {
        _V_memmove(pvVar1,(void *)(*(int *)this + 0x4c + iVar6 * 0x4c),iVar4 * 0x4c);
        iVar5 = *(int *)(this + 0xc) + -1;
      }
      *(int *)(this + 0xc) = iVar5;
      local_20 = iVar5;
    }
  }
  return;
}