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//# tArrayColumnSlices.cc: Test program for the ArrayColumn slices functions
//# Copyright (C) 2008
//# Associated Universities, Inc. Washington DC, USA.
//#
//# This program is free software; you can redistribute it and/or modify it
//# under the terms of the GNU General Public License as published by the Free
//# Software Foundation; either version 2 of the License, or (at your option)
//# any later version.
//#
//# This program is distributed in the hope that it will be useful, but WITHOUT
//# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
//# FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
//# more details.
//#
//# You should have received a copy of the GNU General Public License along
//# with this program; if not, write to the Free Software Foundation, Inc.,
//# 675 Massachusetts Ave, Cambridge, MA 02139, USA.
//#
//# Correspondence concerning AIPS++ should be addressed as follows:
//# Internet email: aips2-request@nrao.edu.
//# Postal address: AIPS++ Project Office
//# National Radio Astronomy Observatory
//# 520 Edgemont Road
//# Charlottesville, VA 22903-2475 USA
//#
//# $Id$
#include <casacore/tables/Tables/TableDesc.h>
#include <casacore/tables/Tables/SetupNewTab.h>
#include <casacore/tables/Tables/Table.h>
#include <casacore/tables/Tables/ArrColDesc.h>
#include <casacore/tables/Tables/ArrayColumn.h>
#include <casacore/tables/DataMan/StandardStMan.h>
#include <casacore/tables/DataMan/IncrementalStMan.h>
#include <casacore/casa/Arrays/Vector.h>
#include <casacore/casa/Arrays/ArrayMath.h>
#include <casacore/casa/Arrays/ArrayLogical.h>
#include <casacore/casa/Arrays/Slice.h>
#include <casacore/casa/Utilities/Assert.h>
#include <casacore/casa/Exceptions/Error.h>
using namespace casacore;
uInt nRows=7;
uInt nChannels=5;
uInt nCorrelations=3;
Array<Int> referenceArray (IPosition (3, nCorrelations, nChannels, nRows));
// Create the table.
void createTable (DataManager& dataMan,
const Array<Int> array,
Bool useDirect)
{
IPosition shape = array.shape();
int nCorrelations = shape(0);
int nChannels = shape (1);
int nRows = shape(2);
// Build the table description.
TableDesc td("", "1", TableDesc::Scratch);
td.addColumn (ArrayColumnDesc<Int>("testArrayColumn",IPosition(2, nCorrelations, nChannels),
useDirect ? ColumnDesc::Direct : ColumnDesc::FixedShape));
// Now create a new table from the description.
SetupNewTable newtab("tArrayColumnCellSlices_tmp.data", td, Table::New);
newtab.bindAll (dataMan);
Table tab(newtab, nRows, False, Table::LocalEndian);
ArrayColumn<Int> arrayColumn (tab, "testArrayColumn");
//indgen (arrf);
RefRows rows (0, nRows-1); // all rows
arrayColumn.putColumnCells (rows, referenceArray);
}
void
clearValues (ArrayColumn<Int> & arrayColumn, Int value = 0)
{
int nRows = referenceArray.shape().last();
Array<Int> array (referenceArray.shape(), value);
RefRows rows (0, nRows-1); // all rows
arrayColumn.putColumnCells (rows, array);
}
void
createReferenceArray (int nCorrelations, int nChannels, int nRows)
{
for (Int i=0; i<nRows; i++) {
for (Int j=0; j < nCorrelations; j++){
for (Int k=0; k < nChannels; k++){
referenceArray (IPosition (3, j, k, i)) = i * 100 + k * 10 + j;;
}
}
}
}
void
compareToReferenceArray (const Array<Int> other)
{
AlwaysAssertExit (other.shape().isEqual (referenceArray.shape()));
for (uInt i=0; i<nRows; i++) {
for (uInt j=0; j < nCorrelations; j++){
for (uInt k=0; k < nChannels; k++){
AlwaysAssertExit (referenceArray (IPosition (3, j, k, i)) == other (IPosition (3, j, k, i)));
}
}
}
}
void
readAndCompareArray (ArrayColumn<Int> & arrayColumn)
{
Array<Int> array (referenceArray.shape(), -2);
RefRows rows (0, referenceArray.shape().last()-1);
arrayColumn.getColumnCells (rows, array);
compareToReferenceArray (array);
}
void readCellSlices()
{
Table tab("tArrayColumnCellSlices_tmp.data");
ArrayColumn<Int> arrayColumn(tab, "testArrayColumn");
{
// Check ColumnSlicer validation logic
//
// No slicers
Vector <Slicer *> dataSlicer;
Vector <Slicer *> destinationSlicer;
IPosition shape (1, 0);
try {
ColumnSlicer columnSlicer (shape, dataSlicer, destinationSlicer);
AlwaysAssertExit (False); // shouldn't get here
}
catch (std::exception & e){
}
}
{
// Check ColumnSlicer validation logic II
//
// Slicer lists must be same length
Vector <Slicer *> dataSlicer (3, nullptr);
Vector <Slicer *> destinationSlicer (2, nullptr);
IPosition shape (1, 0);
try {
ColumnSlicer columnSlicer (shape, dataSlicer, destinationSlicer);
AlwaysAssertExit (False); // shouldn't get here
}
catch (std::exception & e){
}
}
{
// Check ColumnSlicer validation logic III
//
// Slicer elements must have same length
Vector <Slicer *> dataSlicer (1, nullptr);
Vector <Slicer *> destinationSlicer (1, nullptr);
IPosition shape (1, 0);
dataSlicer (0) = new Slicer (IPosition (1, 0), IPosition (1, 2), IPosition (1, 1));
destinationSlicer (0) = new Slicer (IPosition (1, 0), IPosition (1, 3), IPosition (1, 1));
try {
ColumnSlicer columnSlicer (shape, dataSlicer, destinationSlicer);
AlwaysAssertExit (False); // shouldn't get here
}
catch (std::exception & e){
}
}
{
// Check the actual I/O now
//
// Read the whole thing at once.
Vector <Slicer *> dataSlicer (1, nullptr);
Vector <Slicer *> destinationSlicer (1, nullptr);
IPosition shape (2, nCorrelations, nChannels);
dataSlicer (0) = new Slicer (IPosition (2, 0, 0), IPosition (2, nCorrelations, nChannels), IPosition (2, 1));
destinationSlicer (0) = new Slicer (IPosition (2, 0), IPosition (2, nCorrelations, nChannels), IPosition (2, 1));
ColumnSlicer columnSlicer (shape, dataSlicer, destinationSlicer);
RefRows refRows (0, nRows - 1);
Array<Int> destination (IPosition (3, nCorrelations, nChannels, nRows));
arrayColumn.getColumnCells (refRows, columnSlicer, destination);
compareToReferenceArray (destination);
}
{
// Check the actual I/O now
//
// Do read in two halves
Vector <Slicer *> dataSlicer (2, nullptr);
Vector <Slicer *> destinationSlicer (2, nullptr);
IPosition shape (2, nCorrelations, nChannels);
uInt n1 = nChannels / 2;
uInt n2 = nChannels / 2 + nChannels % 2;
dataSlicer (0) = new Slicer (IPosition (2, 0, 0), IPosition (2, nCorrelations, n1), IPosition (2, 1, 1));
destinationSlicer (0) = new Slicer (IPosition (2, 0, 0), IPosition (2, nCorrelations, n1), IPosition (2, 1, 1));
dataSlicer (1) = new Slicer (IPosition (2, 0, n1), IPosition (2, nCorrelations, n2), IPosition (2, 1, 1));
destinationSlicer (1) = new Slicer (IPosition (2, 0, n1), IPosition (2, nCorrelations, n2), IPosition (2, 1, 1));
ColumnSlicer columnSlicer (shape, dataSlicer, destinationSlicer);
RefRows refRows (0, nRows - 1);
Array<Int> destination (IPosition (3, nCorrelations, nChannels, nRows));
arrayColumn.getColumnCells (refRows, columnSlicer, destination);
compareToReferenceArray (destination);
}
{
// Check the actual I/O now
//
// Do read in two halves the other way.
Vector <Slicer *> dataSlicer (2, nullptr);
Vector <Slicer *> destinationSlicer (2, nullptr);
IPosition shape (2, nCorrelations, nChannels);
uInt n1 = nCorrelations / 2;
uInt n2 = nCorrelations / 2 + nCorrelations % 2;
dataSlicer (0) = new Slicer (IPosition (2, 0, 0), IPosition (2, n1, nChannels), IPosition (2, 1, 1));
destinationSlicer (0) = new Slicer (IPosition (2, 0, 0), IPosition (2, n1, nChannels), IPosition (2, 1, 1));
dataSlicer (1) = new Slicer (IPosition (2, n1, 0), IPosition (2, n2, nChannels), IPosition (2, 1, 1));
destinationSlicer (1) = new Slicer (IPosition (2, n1, 0), IPosition (2, n2, nChannels), IPosition (2, 1, 1));
ColumnSlicer columnSlicer (shape, dataSlicer, destinationSlicer);
RefRows refRows (0, nRows - 1);
Array<Int> destination (IPosition (3, nCorrelations, nChannels, nRows));
arrayColumn.getColumnCells (refRows, columnSlicer, destination);
compareToReferenceArray (destination);
}
{
// Check the actual I/O now
//
// Do it with two interleaving slices.
Vector <Slicer *> dataSlicer (2, nullptr);
Vector <Slicer *> destinationSlicer (2, nullptr);
IPosition shape (2, nCorrelations, nChannels);
uInt nChannels1 = nChannels / 2;
uInt nChannels2 = nChannels / 2 + nChannels % 2;
dataSlicer (0) = new Slicer (IPosition (2, 0, 0), IPosition (2, nCorrelations, nChannels2), IPosition (2, 1, 2));
destinationSlicer (0) = new Slicer (IPosition (2, 0, 0), IPosition (2, nCorrelations, nChannels2), IPosition (2, 1, 2));
dataSlicer (1) = new Slicer (IPosition (2, 0, 1), IPosition (2, nCorrelations, nChannels1), IPosition (2, 1, 2));
destinationSlicer (1) = new Slicer (IPosition (2, 0, 1), IPosition (2, nCorrelations, nChannels1), IPosition (2, 1, 2));
ColumnSlicer columnSlicer (shape, dataSlicer, destinationSlicer);
RefRows refRows (0, nRows - 1);
Array<Int> destination (IPosition (3, nCorrelations, nChannels, nRows));
arrayColumn.getColumnCells (refRows, columnSlicer, destination);
compareToReferenceArray (destination);
}
{
// Check the actual I/O now
//
// Do it with two interleaving slices doing it the other way
Vector <Slicer *> dataSlicer (2, nullptr);
Vector <Slicer *> destinationSlicer (2, nullptr);
IPosition shape (2, nCorrelations, nChannels);
uInt nCorrelations1 = nCorrelations / 2;
uInt nCorrelations2 = nCorrelations / 2 + nCorrelations % 2;
dataSlicer (0) = new Slicer (IPosition (2, 0, 0), IPosition (2, nCorrelations2, nChannels), IPosition (2, 2, 1));
destinationSlicer (0) = new Slicer (IPosition (2, 0, 0), IPosition (2, nCorrelations2, nChannels), IPosition (2, 2, 1));
dataSlicer (1) = new Slicer (IPosition (2, 1, 0), IPosition (2, nCorrelations1, nChannels), IPosition (2, 2, 1));
destinationSlicer (1) = new Slicer (IPosition (2, 1, 0), IPosition (2, nCorrelations1, nChannels), IPosition (2, 2, 1));
ColumnSlicer columnSlicer (shape, dataSlicer, destinationSlicer);
RefRows refRows (0, nRows - 1);
Array<Int> destination (IPosition (3, nCorrelations, nChannels, nRows));
arrayColumn.getColumnCells (refRows, columnSlicer, destination);
compareToReferenceArray (destination);
}
}
void writeCellSlices()
{
Table tab("tArrayColumnCellSlices_tmp.data", Table::Update);
ArrayColumn<Int> arrayColumn(tab, "testArrayColumn");
{
// Check the actual I/O now
//
// Read the whole thing at once.
Vector <Slicer *> dataSlicer (1, nullptr);
Vector <Slicer *> sourceSlicer (1, nullptr);
IPosition shape (2, nCorrelations, nChannels);
dataSlicer (0) = new Slicer (IPosition (2, 0, 0), IPosition (2, nCorrelations, nChannels), IPosition (2, 1));
sourceSlicer (0) = new Slicer (IPosition (2, 0), IPosition (2, nCorrelations, nChannels), IPosition (2, 1));
ColumnSlicer columnSlicer (shape, dataSlicer, sourceSlicer);
RefRows refRows (0, nRows - 1);
Array<Int> source = referenceArray.copy();
arrayColumn.putColumnCells (refRows, columnSlicer, source);
readAndCompareArray (arrayColumn);
}
{
// Check the actual I/O now
//
// Do read in two halves
Vector <Slicer *> dataSlicer (2, nullptr);
Vector <Slicer *> sourceSlicer (2, nullptr);
IPosition shape (2, nCorrelations, nChannels);
uInt n1 = nChannels / 2;
uInt n2 = nChannels / 2 + nChannels % 2;
dataSlicer (0) = new Slicer (IPosition (2, 0, 0), IPosition (2, nCorrelations, n1), IPosition (2, 1, 1));
sourceSlicer (0) = new Slicer (IPosition (2, 0, 0), IPosition (2, nCorrelations, n1), IPosition (2, 1, 1));
dataSlicer (1) = new Slicer (IPosition (2, 0, n1), IPosition (2, nCorrelations, n2), IPosition (2, 1, 1));
sourceSlicer (1) = new Slicer (IPosition (2, 0, n1), IPosition (2, nCorrelations, n2), IPosition (2, 1, 1));
ColumnSlicer columnSlicer (shape, dataSlicer, sourceSlicer);
RefRows refRows (0, nRows - 1);
Array<Int> source = referenceArray.copy();
arrayColumn.putColumnCells (refRows, columnSlicer, source);
readAndCompareArray (arrayColumn);
}
{
// Check the actual I/O now
//
// Do read in two halves the other way.
Vector <Slicer *> dataSlicer (2, nullptr);
Vector <Slicer *> sourceSlicer (2, nullptr);
IPosition shape (2, nCorrelations, nChannels);
uInt n1 = nCorrelations / 2;
uInt n2 = nCorrelations / 2 + nCorrelations % 2;
dataSlicer (0) = new Slicer (IPosition (2, 0, 0), IPosition (2, n1, nChannels), IPosition (2, 1, 1));
sourceSlicer (0) = new Slicer (IPosition (2, 0, 0), IPosition (2, n1, nChannels), IPosition (2, 1, 1));
dataSlicer (1) = new Slicer (IPosition (2, n1, 0), IPosition (2, n2, nChannels), IPosition (2, 1, 1));
sourceSlicer (1) = new Slicer (IPosition (2, n1, 0), IPosition (2, n2, nChannels), IPosition (2, 1, 1));
ColumnSlicer columnSlicer (shape, dataSlicer, sourceSlicer);
RefRows refRows (0, nRows - 1);
Array<Int> source = referenceArray.copy();
arrayColumn.putColumnCells (refRows, columnSlicer, source);
readAndCompareArray (arrayColumn);
}
{
// Check the actual I/O now
//
// Do it with two interleaving slices.
Vector <Slicer *> dataSlicer (2, nullptr);
Vector <Slicer *> sourceSlicer (2, nullptr);
IPosition shape (2, nCorrelations, nChannels);
uInt nChannels1 = nChannels / 2;
uInt nChannels2 = nChannels / 2 + nChannels % 2;
dataSlicer (0) = new Slicer (IPosition (2, 0, 0), IPosition (2, nCorrelations, nChannels2), IPosition (2, 1, 2));
sourceSlicer (0) = new Slicer (IPosition (2, 0, 0), IPosition (2, nCorrelations, nChannels2), IPosition (2, 1, 2));
dataSlicer (1) = new Slicer (IPosition (2, 0, 1), IPosition (2, nCorrelations, nChannels1), IPosition (2, 1, 2));
sourceSlicer (1) = new Slicer (IPosition (2, 0, 1), IPosition (2, nCorrelations, nChannels1), IPosition (2, 1, 2));
ColumnSlicer columnSlicer (shape, dataSlicer, sourceSlicer);
RefRows refRows (0, nRows - 1);
Array<Int> source = referenceArray.copy();
arrayColumn.putColumnCells (refRows, columnSlicer, source);
readAndCompareArray (arrayColumn);
}
{
// Check the actual I/O now
//
// Do it with two interleaving slices doing it the other way
Vector <Slicer *> dataSlicer (2, nullptr);
Vector <Slicer *> sourceSlicer (2, nullptr);
IPosition shape (2, nCorrelations, nChannels);
uInt nCorrelations1 = nCorrelations / 2;
uInt nCorrelations2 = nCorrelations / 2 + nCorrelations % 2;
dataSlicer (0) = new Slicer (IPosition (2, 0, 0), IPosition (2, nCorrelations2, nChannels), IPosition (2, 2, 1));
sourceSlicer (0) = new Slicer (IPosition (2, 0, 0), IPosition (2, nCorrelations2, nChannels), IPosition (2, 2, 1));
dataSlicer (1) = new Slicer (IPosition (2, 1, 0), IPosition (2, nCorrelations1, nChannels), IPosition (2, 2, 1));
sourceSlicer (1) = new Slicer (IPosition (2, 1, 0), IPosition (2, nCorrelations1, nChannels), IPosition (2, 2, 1));
ColumnSlicer columnSlicer (shape, dataSlicer, sourceSlicer);
RefRows refRows (0, nRows - 1);
Array<Int> source = referenceArray.copy();
arrayColumn.putColumnCells (refRows, columnSlicer, source);
readAndCompareArray (arrayColumn);
}
}
int main()
{
try {
createReferenceArray (nCorrelations, nChannels, nRows);
{
StandardStMan dataMan;
createTable (dataMan, referenceArray, True);
readCellSlices();
writeCellSlices();
}
{
StandardStMan dataMan;
createTable (dataMan, referenceArray, False);
readCellSlices();
writeCellSlices();
}
{
IncrementalStMan dataMan;
createTable (dataMan, referenceArray, True);
readCellSlices();
writeCellSlices();
}
{
IncrementalStMan dataMan;
createTable (dataMan, referenceArray, False);
readCellSlices();
writeCellSlices();
}
} catch (std::exception& x) {
cout << "Caught an exception: " << x.what() << endl;
return 1;
}
return 0; // exit with success status
}
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