casa5
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Kumar Golap authored 6f285c41ab3 Merge
| 471 471 | //make sure we are using the same units |
| 472 472 | fieldDir.set(dc.worldAxisUnits()(0)); |
| 473 473 | dc.setReferenceValue(fieldDir.getAngle().getValue()); |
| 474 474 | coords.replaceCoordinate(dc, directionIndex); |
| 475 475 | Int spind=coords.findCoordinate(Coordinate::SPECTRAL); |
| 476 476 | SpectralCoordinate spCoord=coords.spectralCoordinate(spind); |
| 477 477 | spCoord.setReferencePixel(Vector<Double>(1,0.0)); |
| 478 478 | spCoord.setReferenceValue(Vector<Double>(1, beamFreqs(0))); |
| 479 479 | if(beamFreqs.nelements() >1) |
| 480 480 | spCoord.setIncrement(Vector<Double>(1, beamFreqs(1)-beamFreqs(0))); |
| 481 + | |
| 481 482 | coords.replaceCoordinate(spCoord, spind); |
| 482 483 | |
| 483 484 | IPosition pbShape(4, convSize_p, convSize_p, 1, nBeamChans); |
| 484 485 | //TempImage<Complex> twoDPB(pbShape, coords); |
| 485 486 | |
| 486 487 | |
| 487 488 | TempLattice<Complex> convFuncTemp(TiledShape(IPosition(5, convSize_p/4, convSize_p/4, nBeamPols, nBeamChans, ndishpair), IPosition(5, convSize_p/4, convSize_p/4, 1, 1, 1)), 0); |
| 488 489 | TempLattice<Complex> weightConvFuncTemp(TiledShape(IPosition(5, convSize_p/4, convSize_p/4, nBeamPols, nBeamChans, ndishpair), IPosition(5, convSize_p/4, convSize_p/4, 1, 1, 1)), 0); |
| 489 490 | //convFunc_p.resize(IPosition(5, convSize_p, convSize_p, nBeamPols, nBeamChans, ndishpair)); |
| 490 491 | |
| 730 731 | } |
| 731 732 | /* |
| 732 733 | rowMap.resize(vb.nRow()); |
| 733 734 | for (Int k=0; k < vb.nRow(); ++k){ |
| 734 735 | //plane of convfunc that match this pair of antennas |
| 735 736 | rowMap(k)=antIndexToDiamIndex_p(vb.antenna1()(k))*ndish+ |
| 736 737 | antIndexToDiamIndex_p(vb.antenna2()(k)); |
| 737 738 | |
| 738 739 | } |
| 739 740 | */ |
| 741 + | |
| 742 + | |
| 740 743 | makerowmap(vb, convFuncRowMap); |
| 741 744 | ///need to deal with only the maximum of different baselines available in this |
| 742 745 | ///vb |
| 743 746 | //cerr << "ms " << vb.msName() << " convFuncRowMap " << convFuncRowMap[0] << endl; |
| 744 747 | ndishpair=max(convFuncRowMap)+1; |
| 745 748 | |
| 746 749 | convSupportBlock_p.resize(actualConvIndex_p+1); |
| 747 750 | convSizes_p.resize(actualConvIndex_p+1); |
| 748 751 | //convSupportBlock_p[actualConvIndex_p]=new Vector<Int>(ndishpair); |
| 749 752 | //(*convSupportBlock_p[actualConvIndex_p])=convSupport_p; |
| 1023 1026 | IPosition shape(5, convFuncLat.shape()[0], convFuncLat.shape()[1], 1, 1, 1); |
| 1024 1027 | //Int convSize=convSize_p; |
| 1025 1028 | Int convSize=shape(0); |
| 1026 1029 | ///use FT weightconvlat as it is wider |
| 1027 1030 | Matrix<Complex> convPlane=weightConvFuncLat.getSlice(begin, shape, true); |
| 1028 1031 | Float maxAbsConvFunc=max(amplitude(convPlane)); |
| 1029 1032 | Float minAbsConvFunc=min(amplitude(convPlane)); |
| 1030 1033 | Bool found=false; |
| 1031 1034 | Int trial=0; |
| 1032 1035 | for (trial=convSize/2-2;trial>0;trial--) { |
| 1033 - | //Searching down a diagonal |
| 1034 - | if(abs(convPlane(convSize/2-trial,convSize/2-trial)) > (1e-3*maxAbsConvFunc)) { |
| 1036 + | //largest of either |
| 1037 + | if((abs(convPlane(convSize/2-trial-1,convSize/2-1)) > (1e-3*maxAbsConvFunc)) || (abs(convPlane(convSize/2-1,convSize/2-trial-1)) > (1e-3*maxAbsConvFunc))) { |
| 1035 1038 | found=true; |
| 1036 1039 | trial=Int(sqrt(2.0*Float(trial*trial))); |
| 1037 1040 | break; |
| 1038 1041 | } |
| 1039 1042 | } |
| 1040 1043 | if(!found){ |
| 1041 1044 | if((maxAbsConvFunc-minAbsConvFunc) > (1.0e-3*maxAbsConvFunc)) |
| 1042 1045 | found=true; |
| 1043 1046 | // if it drops by more than 2 magnitudes per pixel |
| 1044 1047 | trial=( (10*convSampling) < convSize) ? 5*convSampling : (convSize/2 - 4*convSampling); |
| 1251 1254 | |
| 1252 1255 | } |
| 1253 1256 | |
| 1254 1257 | Array<Complex> HetArrayConvFunc::resample(const Array<Complex>& inarray, const Double factor){ |
| 1255 1258 | |
| 1256 1259 | Double nx=Double(inarray.shape()(0)); |
| 1257 1260 | Double ny=Double(inarray.shape()(1)); |
| 1258 1261 | IPosition shp=inarray.shape(); |
| 1259 1262 | shp(0)=Int(nx*factor); |
| 1260 1263 | shp(1)=Int(ny*factor); |
| 1264 + | cerr << "nx " << nx << " ny " << ny << " shape " << shp << endl; |
| 1261 1265 | |
| 1262 1266 | Array<Complex> out(shp); |
| 1263 1267 | ArrayIterator<Complex> inIt(inarray, 2); |
| 1264 1268 | ArrayIterator<Complex> outIt(out, 2); |
| 1265 1269 | //for (zzz=0; zzz< shp.(4); ++zzz){ |
| 1266 1270 | // for(yyy=0; yyy< shp.(3); ++yyy){ |
| 1267 1271 | // for(xxx=0; xxx< shp.(2); ++xxx){ |
| 1268 1272 | while(!inIt.pastEnd()){ |
| 1269 1273 | Matrix<Float> leReal=real(Matrix<Complex>(inIt.array())); |
| 1270 1274 | Matrix<Float> leImag=imag(Matrix<Complex>(inIt.array())); |