CVisibilityMonitor::EntityIsVisibleToPlayer

/* CVisibilityMonitor::EntityIsVisibleToPlayer(visibility_target_t const&, CBasePlayer*, int*) */

undefined4 __thiscall
CVisibilityMonitor::EntityIsVisibleToPlayer
          (CVisibilityMonitor *this,visibility_target_t *param_1,CBasePlayer *param_2,int *param_3)

{
  float fVar1;
  float fVar2;
  uint uVar3;
  float *pfVar4;
  Vector *pVVar5;
  undefined *puVar6;
  int *piVar7;
  CBaseEntity *pCVar8;
  int iVar9;
  float fVar10;
  float local_e8;
  float local_e4;
  float local_e0;
  CTraceFilterSimple local_dc [16];
  float local_cc;
  float local_c8;
  float local_c4;
  float local_bc;
  float local_b8;
  float local_b4;
  undefined4 local_ac;
  undefined4 local_a8;
  undefined4 local_a4;
  undefined4 local_9c;
  undefined4 local_98;
  undefined4 local_94;
  undefined4 local_8c;
  undefined1 local_88;
  undefined1 local_87;
  Vector local_70 [12];
  Vector local_64 [32];
  float local_44;
  int local_24;
  
  pCVar8 = (CBaseEntity *)0x0;
  uVar3 = *(uint *)param_1;
  if (((uVar3 != 0xffffffff) &&
      (puVar6 = g_pEntityList + (uVar3 & 0xfff) * 0x10, puVar6 != (undefined *)0xfffffffc)) &&
     (*(uint *)(puVar6 + 8) == uVar3 >> 0xc)) {
    pCVar8 = *(CBaseEntity **)(puVar6 + 4);
  }
  if (((byte)pCVar8[0x14d] & 8) != 0) {
    CBaseEntity::CalcAbsolutePosition(pCVar8);
  }
  fVar10 = *(float *)(pCVar8 + 0x2e0);
  fVar1 = *(float *)(pCVar8 + 0x2e4);
  fVar2 = *(float *)(pCVar8 + 0x2e8);
  if (((byte)param_2[0x14d] & 8) != 0) {
    CBaseEntity::CalcAbsolutePosition((CBaseEntity *)param_2);
  }
  fVar10 = (*(float *)(param_2 + 0x2e4) - fVar1) * (*(float *)(param_2 + 0x2e4) - fVar1) +
           (*(float *)(param_2 + 0x2e0) - fVar10) * (*(float *)(param_2 + 0x2e0) - fVar10) +
           (*(float *)(param_2 + 0x2e8) - fVar2) * (*(float *)(param_2 + 0x2e8) - fVar2);
  if (fVar10 < *(float *)(param_1 + 4) || fVar10 == *(float *)(param_1 + 4)) {
    piVar7 = (int *)0x0;
    *param_3 = *param_3 + 1;
    uVar3 = *(uint *)param_1;
    if (((uVar3 != 0xffffffff) &&
        (puVar6 = g_pEntityList + (uVar3 & 0xfff) * 0x10, puVar6 != (undefined *)0xfffffffc)) &&
       (*(uint *)(puVar6 + 8) == uVar3 >> 0xc)) {
      piVar7 = *(int **)(puVar6 + 4);
    }
    pfVar4 = (float *)(**(code **)(*piVar7 + 0x288))(piVar7);
    (**(code **)(*(int *)param_2 + 0x234))(&local_e8,param_2);
    local_bc = *pfVar4 - local_e8;
    local_cc = local_e8;
    local_c8 = local_e4;
    local_b8 = pfVar4[1] - local_e4;
    local_b4 = pfVar4[2] - local_e0;
    local_c4 = local_e0;
    local_8c = 0;
    local_88 = 1;
    local_94 = 0;
    local_98 = 0;
    local_9c = 0;
    local_87 = local_b8 * local_b8 + local_bc * local_bc + local_b4 * local_b4 != 0.0;
    local_a4 = 0;
    local_a8 = 0;
    local_ac = 0;
    CTraceFilterSimple::CTraceFilterSimple
              (local_dc,(IHandleEntity *)param_2,0,(_func_bool_IHandleEntity_ptr_int *)0x0);
    (**(code **)(*enginetrace + 0x14))(enginetrace,&local_cc,0x2004001,local_dc,local_70);
    if (*(int *)(r_visualizetraces._28_4_ + 0x30) != 0) {
      DebugDrawLine(local_70,local_64,0xff,0,0,true,-1.0);
    }
    if (local_44 != 1.0) {
      iVar9 = 0;
      uVar3 = *(uint *)param_1;
      if (((uVar3 != 0xffffffff) &&
          (puVar6 = g_pEntityList + (uVar3 & 0xfff) * 0x10, puVar6 != (undefined *)0xfffffffc)) &&
         (*(uint *)(puVar6 + 8) == uVar3 >> 0xc)) {
        iVar9 = *(int *)(puVar6 + 4);
      }
      if (local_24 != iVar9) {
        if (*(int *)(debug_visibility_monitor._28_4_ + 0x30) < 2) {
          return 0;
        }
        pCVar8 = (CBaseEntity *)0x0;
        fVar10 = *(float *)(vismon_poll_frequency._28_4_ + 0x2c);
        if (((uVar3 != 0xffffffff) &&
            (puVar6 = g_pEntityList + (uVar3 & 0xfff) * 0x10, puVar6 != (undefined *)0xfffffffc)) &&
           (*(uint *)(puVar6 + 8) == uVar3 >> 0xc)) {
          pCVar8 = *(CBaseEntity **)(puVar6 + 4);
        }
        if (((byte)pCVar8[0x14d] & 8) != 0) {
          CBaseEntity::CalcAbsolutePosition(pCVar8);
        }
        pVVar5 = (Vector *)(**(code **)(*(int *)param_2 + 0x288))(param_2);
        NDebugOverlay::Line(pVVar5,(Vector *)(pCVar8 + 0x2e0),0xff,0,0,false,fVar10);
        return 0;
      }
    }
    return 1;
  }
  return 0;
}