CBaseButton::ButtonUse

/* CBaseButton::ButtonUse(CBaseEntity*, CBaseEntity*, USE_TYPE, float) */

void CBaseButton::ButtonUse(CBaseButton *param_1,CBaseEntity *param_2)

{
  uint uVar1;
  undefined4 *puVar2;
  int iVar3;
  CBaseEntity *pCVar4;
  undefined *puVar5;
  int *piVar6;
  undefined **local_80 [8];
  undefined4 local_60;
  undefined1 *local_5c;
  undefined4 local_58;
  undefined4 local_54;
  undefined4 local_50;
  undefined4 local_4c;
  undefined4 local_48;
  undefined4 local_44;
  undefined4 local_40;
  undefined1 local_3c;
  undefined1 local_3b;
  undefined1 local_3a;
  undefined4 local_38;
  undefined4 local_34;
  undefined4 local_30;
  undefined4 local_2c;
  undefined4 local_28;
  undefined4 local_24;
  undefined2 local_20;
  
  piVar6 = (int *)&stack0xffffff64;
  iVar3 = *(int *)(param_1 + 0x440);
  if (1 < iVar3 - 2U) {
    if (param_1[0x4f4] != (CBaseButton)0x0) {
      OnUseLocked(param_1,param_2);
      return;
    }
    if (param_2 == (CBaseEntity *)0x0) {
      *(undefined4 *)(param_1 + 0x494) = 0xffffffff;
    }
    else {
      puVar2 = (undefined4 *)(**(code **)(*(int *)param_2 + 0xc))();
      *(undefined4 *)(param_1 + 0x494) = *puVar2;
      iVar3 = *(int *)(param_1 + 0x440);
    }
    if (iVar3 != 0) {
      uVar1 = *(uint *)(param_1 + 0x494);
      pCVar4 = (CBaseEntity *)0x0;
      if (((uVar1 != 0xffffffff) &&
          (puVar5 = g_pEntityList + (uVar1 & 0xfff) * 0x10, puVar5 != (undefined *)0xfffffffc)) &&
         (*(uint *)(puVar5 + 8) == uVar1 >> 0xc)) {
        pCVar4 = *(CBaseEntity **)(puVar5 + 4);
      }
      COutputEvent::FireOutput((COutputEvent *)(param_1 + 0x520),pCVar4,(CBaseEntity *)param_1,0.0);
      ButtonActivate(param_1);
      return;
    }
    if (((byte)param_1[0x148] & 0x20) != 0) {
      if (*(int *)(param_1 + 0x504) != 0) {
        (**(code **)(*(int *)param_1 + 0x28c))();
        CRecipientFilter::CRecipientFilter((CRecipientFilter *)local_80);
        local_80[0] = &PTR__CPASFilter_00bfaf28;
                    /* try { // try from 00639c00 to 00639c04 has its CatchHandler @ 00639e3f */
        CRecipientFilter::AddRecipientsByPAS((CRecipientFilter *)local_80,(Vector *)&local_60);
        local_80[0] = &PTR__CPASAttenuationFilter_00c08ec8;
                    /* try { // try from 00639c15 to 00639c31 has its CatchHandler @ 00639e3b */
        (**(code **)(*(int *)param_1 + 0x28c))();
        piVar6 = (int *)&stack0xffffff5c;
        CPASAttenuationFilter::Filter((CPASAttenuationFilter *)local_80,(Vector *)&local_60,0.8);
        local_3c = 1;
        local_20 = 0xffff;
        local_58 = 0x3f800000;
        local_50 = 0;
        local_4c = 100;
        local_5c = &DAT_00d539c2;
        if (*(undefined1 **)(param_1 + 0x504) != (undefined1 *)0x0) {
          local_5c = *(undefined1 **)(param_1 + 0x504);
        }
        local_48 = 0;
        local_44 = 0;
        local_40 = 0;
        local_3b = 0;
        local_3a = 0;
        local_38 = 0xffffffff;
        local_34 = 0;
        local_30 = 0;
        local_2c = 0;
        local_28 = 0;
        local_24 = 0;
        local_60 = 2;
        local_54 = 0x4b;
        if (*(int *)(param_1 + 0x30) == 0) {
          iVar3 = 0;
        }
        else {
          iVar3 = *(int *)(param_1 + 0x30) - *(int *)(gpGlobals + 0x58) >> 4;
        }
                    /* try { // try from 00639cde to 00639ce2 has its CatchHandler @ 00639e17 */
        CBaseEntity::EmitSound((IRecipientFilter *)local_80,iVar3,(EmitSound_t *)&local_60);
        local_28 = 0;
        CUtlMemory<Vector,int>::Purge((CUtlMemory<Vector,int> *)&local_34);
        local_24 = local_34;
        CUtlMemory<Vector,int>::Purge((CUtlMemory<Vector,int> *)&local_34);
        local_80[0] = &PTR__CPASFilter_00bfaf28;
        CRecipientFilter::~CRecipientFilter((CRecipientFilter *)local_80);
      }
      uVar1 = *(uint *)(param_1 + 0x494);
      if (((uVar1 == 0xffffffff) ||
          (puVar5 = g_pEntityList + (uVar1 & 0xfff) * 0x10, puVar5 == (undefined *)0xfffffffc)) ||
         (*(uint *)(puVar5 + 8) != uVar1 >> 0xc)) {
        iVar3 = 0;
      }
      else {
        iVar3 = *(int *)(puVar5 + 4);
      }
      piVar6[1] = iVar3;
      piVar6[3] = 0;
      piVar6[2] = (int)param_1;
      *piVar6 = (int)(param_1 + 0x520);
      piVar6[-1] = 0x639d63;
      COutputEvent::FireOutput
                ((COutputEvent *)*piVar6,(CBaseEntity *)piVar6[1],(CBaseEntity *)piVar6[2],
                 (float)piVar6[3]);
      *piVar6 = (int)param_1;
      piVar6[-1] = 0x639d6b;
      ButtonReturn((CBaseButton *)*piVar6);
    }
  }
  return;
}