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1# This file is part of afw. 

2# 

3# Developed for the LSST Data Management System. 

4# This product includes software developed by the LSST Project 

5# (http://www.lsst.org). 

6# See the COPYRIGHT file at the top-level directory of this distribution 

7# for details of code ownership. 

8# 

9# This program is free software: you can redistribute it and/or modify 

10# it under the terms of the GNU General Public License as published by 

11# the Free Software Foundation, either version 3 of the License, or 

12# (at your option) any later version. 

13# 

14# This program is distributed in the hope that it will be useful, 

15# but WITHOUT ANY WARRANTY; without even the implied warranty of 

16# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 

17# GNU General Public License for more details. 

18# 

19# You should have received a copy of the GNU General Public License 

20# along with this program. If not, see <http://www.gnu.org/licenses/>. 

21 

22__all__ = [] # only imported for side effects 

23 

24from lsst.utils import continueClass 

25from ._detection import FootprintMergeList 

26 

27 

28@continueClass # noqa: F811 

29class FootprintMergeList: 

30 def getMergedSourceCatalog(self, catalogs, filters, 

31 peakDist, schema, idFactory, samePeakDist): 

32 """Add multiple catalogs and get the SourceCatalog with merged Footprints""" 

33 import lsst.afw.table as afwTable 

34 

35 table = afwTable.SourceTable.make(schema, idFactory) 

36 mergedList = afwTable.SourceCatalog(table) 

37 

38 # if peak is not an array, create an array the size of catalogs 

39 try: 

40 len(samePeakDist) 

41 except TypeError: 

42 samePeakDist = [samePeakDist] * len(catalogs) 

43 

44 try: 

45 len(peakDist) 

46 except TypeError: 

47 peakDist = [peakDist] * len(catalogs) 

48 

49 if len(peakDist) != len(catalogs): 

50 raise ValueError("Number of catalogs (%d) does not match length of peakDist (%d)" 

51 % (len(catalogs), len(peakDist))) 

52 

53 if len(samePeakDist) != len(catalogs): 

54 raise ValueError("Number of catalogs (%d) does not match length of samePeakDist (%d)" 

55 % (len(catalogs), len(samePeakDist))) 

56 

57 if len(filters) != len(catalogs): 

58 raise ValueError("Number of catalogs (%d) does not match number of filters (%d)" 

59 % (len(catalogs), len(filters))) 

60 

61 self.clearCatalog() 

62 for cat, filter, dist, sameDist in zip(catalogs, filters, peakDist, samePeakDist): 

63 self.addCatalog(table, cat, filter, dist, True, sameDist) 

64 

65 self.getFinalSources(mergedList) 

66 return mergedList