CVEngineServer::CheckOriginInPVS

/* CVEngineServer::CheckOriginInPVS(Vector const&, unsigned char const*, int) */

uint __thiscall
CVEngineServer::CheckOriginInPVS(CVEngineServer *this,Vector *param_1,uchar *param_2,int param_3)

{
  int iVar1;
  int iVar2;
  
  iVar1 = CM_PointLeafnum(param_1);
  iVar1 = CM_LeafCluster(iVar1);
  if (iVar1 < 0) {
    return 0;
  }
  iVar2 = iVar1 >> 3;
  if (iVar2 <= param_3) {
    return (int)(uint)param_2[iVar2] >> ((byte)iVar1 & 7) & 1;
  }
  Sys_Error("CheckOriginInPVS:  cluster would read past end of pvs data (%i:%i)\n",iVar2,param_3);
  return 0;
}