00001 //# MSMetaInfoForCal.h: MS Meta info services in Calibraiton context 00002 //# Copyright (C) 2016 00003 //# Associated Universities, Inc. Washington DC, USA. 00004 //# 00005 //# This library is free software; you can redistribute it and/or modify it 00006 //# under the terms of the GNU Library General Public License as published by 00007 //# the Free Software Foundation; either version 2 of the License, or (at your 00008 //# option) any later version. 00009 //# 00010 //# This library is distributed in the hope that it will be useful, but WITHOUT 00011 //# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 00012 //# FITNESS FOR A PARTICULAR PURPOSE. See the GNU Library General Public 00013 //# License for more details. 00014 //# 00015 //# You should have received a copy of the GNU Library General Public License 00016 //# along with this library; if not, write to the Free Software Foundation, 00017 //# Inc., 675 Massachusetts Ave, Cambridge, MA 02139, USA. 00018 //# 00019 //# Correspondence concerning AIPS++ should be adressed as follows: 00020 //# Internet email: aips2-request@nrao.edu. 00021 //# Postal address: AIPS++ Project Office 00022 //# National Radio Astronomy Observatory 00023 //# 520 Edgemont Road 00024 //# Charlottesville, VA 22903-2475 USA 00025 //# 00026 //# 00027 00028 #ifndef SYNTHESIS_MSMETAINFOFORCAL_H 00029 #define SYNTHESIS_MSMETAINFOFORCAL_H 00030 00031 #include <casa/aips.h> 00032 #include <casa/iostream.h> 00033 #include <casa/BasicSL/String.h> 00034 #include <ms/MeasurementSets/MeasurementSet.h> 00035 #include <msvis/MSVis/SimpleSimVi2.h> 00036 00037 class MSMetaData; 00038 00039 namespace casa { //# NAMESPACE CASA - BEGIN 00040 00041 class MSMetaInfoForCal { 00042 00043 public: 00044 00045 // Construct from the filename of an MS 00046 // (If the MS doesn't exist, services will be trivialized) 00047 MSMetaInfoForCal(String msname); 00048 00049 // Construct from a supplied MS object 00050 MSMetaInfoForCal(const MeasurementSet& ms); 00051 00052 // Construct from nAnt,nSpw 00053 MSMetaInfoForCal(uInt nAnt,uInt nSpw,uInt nFld); 00054 00055 // Construct from SimpleSimVi2Paremeters 00056 // (useful for testing w/ actual (spoofed) data iteration 00057 MSMetaInfoForCal(const vi::SimpleSimVi2Parameters& sspar); 00058 00059 // Dtor 00060 ~MSMetaInfoForCal(); 00061 00062 // The MS name 00063 String msname() const { return msname_; }; 00064 00065 // Signal if a real MS was specified in ctor 00066 Bool msOk() const { return msOk_; }; 00067 00068 // Return access to MSMetaData object (if avail) 00069 const MSMetaData& msmd() const; 00070 00071 // The number of antennas 00072 uInt nAnt() const { return nAnt_;}; 00073 00074 // Antenna name, by index 00075 String antennaName(uInt iant) const; 00076 00077 // All antenna names, as vector 00078 void antennaNames(Vector<String>& antnames) const; 00079 00080 // The number of spws 00081 uInt nSpw() const { return nSpw_;}; 00082 00083 // Spw name, by index 00084 String spwName(uInt ispw) const; 00085 00086 // The number of fields 00087 uInt nFld() const { return nFld_;}; 00088 00089 // Field name, by index 00090 String fieldName(uInt ifld) const; 00091 00092 // All field names, as vector 00093 void fieldNames(Vector<String>& fldnames) const; 00094 00095 // Field id at time 00096 Int fieldIdAtTime(Double time) const; 00097 00098 // Scan number at time 00099 Int scanNumberAtTime(Double time) const; 00100 00101 00102 private: 00103 00104 // The supplied MS name 00105 String msname_; 00106 00107 // Is the MS available (else spoof) 00108 Bool msOk_; 00109 00110 // Remember basic shapes 00111 uInt nAnt_, nSpw_, nFld_; 00112 00113 // MS pointer 00114 MeasurementSet *ms_; 00115 00116 // MSMetaData pointer 00117 MSMetaData *msmd_; 00118 00119 00120 }; 00121 00122 00123 } //# NAMESPACE CASA - END 00124 00125 #endif 00126 00127