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[processing] only pass needed raster entries in QgsRasterCalculator constructor

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nirvn 2018-02-09 10:49:06 +07:00 committed by Mathieu Pellerin
parent 5fa5b868f8
commit 9562b9dad2
1 changed files with 7 additions and 5 deletions
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12
python/plugins/processing/algs/qgis/RasterCalculator.py
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@ -165,11 +165,13 @@ class RasterCalculator(QgisAlgorithm):
entries = []
for name, lyr in layersDict.items():
for n in range(lyr.bandCount()):
entry = QgsRasterCalculatorEntry()
entry.ref = '{:s}@{:d}'.format(name, n + 1)
entry.raster = lyr
entry.bandNumber = n + 1
entries.append(entry)
ref = '{:s}@{:d}'.format(name, n + 1)
if ref in expression:
entry = QgsRasterCalculatorEntry()
entry.ref = ref
entry.raster = lyr
entry.bandNumber = n + 1
entries.append(entry)
output = self.parameterAsOutputLayer(parameters, self.OUTPUT, context)