79 lines
2.9 KiB
Python
79 lines
2.9 KiB
Python
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#~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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# Copyright 2013 California Institute of Technology. ALL RIGHTS RESERVED.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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#
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# United States Government Sponsorship acknowledged. This software is subject to
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# U.S. export control laws and regulations and has been classified as 'EAR99 NLR'
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# (No [Export] License Required except when exporting to an embargoed country,
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# end user, or in support of a prohibited end use). By downloading this software,
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# the user agrees to comply with all applicable U.S. export laws and regulations.
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# The user has the responsibility to obtain export licenses, or other export
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# authority as may be required before exporting this software to any 'EAR99'
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# embargoed foreign country or citizen of those countries.
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#
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# Authors: Kosal Khun, Marco Lavalle
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#~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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from __future__ import print_function
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import sys
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from iscesys.Component.Component import Component
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NB_SCENES = 100 # number of scenes and rasters that can be processed
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class Stack(Component):
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"""
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Stack scenes, used for processing.
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"""
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# We have to suppose that there will be 100 scenes and 100 rasters,
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# which ids range from 1 to 100, and add them to the dictionary of variables
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# to fully take advantage of the parser.
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# If we happend to accept more scenes (or rasters), we have to change NB_SCENES,
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# that also applies to the number of rasters.
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def __init__(self, family=None, name=None):
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"""
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Instantiate a stack.
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"""
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super(Stack, self).__init__(family, name)
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self.scenes = {} ##contains all the scenes (for each selected scene and pol)
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self._ignoreMissing = True #ML 2014-05-08 with GNG
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self.dictionaryOfVariables = {}
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for attr in ['SCENE', 'RASTER']:
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for i in range(1, NB_SCENES+1):
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key = attr + str(i)
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self.dictionaryOfVariables[key] = [key.lower(), dict, False]
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def addscene(self, scene):
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"""
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Add a scene dictionary to the stack.
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"""
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if not isinstance(scene, dict): ##scene is not a dictionary
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sys.exit("Scene must be a dictionary")
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else:
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sceneid = scene['id']
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self.scenes[sceneid] = scene
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def getscenes(self):
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"""
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Return the scenes inside the stack.
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"""
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return self.scenes
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