further commenting, removing not used variables and code (marc2vtk)
This commit is contained in:
Martin Diehl
parent
d1e8f69857
commit
a4bbdd5ecb
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@ -1,27 +1,27 @@
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# -*- coding: UTF-8 no BOM -*-
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# $Id$
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"""Main aggregator"""
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import sys, os
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with open(os.path.join(os.path.dirname(__file__),'../../VERSION')) as f:
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version = f.readline()[:-1]
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from .environment import Environment # only one class
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from .asciitable import ASCIItable # only one class
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from .config import Material # will be extended to debug and numerics
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from .colormaps import Colormap, Color
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from .orientation import Quaternion, Rodrigues, Symmetry, Orientation
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from .environment import Environment # noqa
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from .asciitable import ASCIItable # noqa
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from .config import Material # noqa
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from .colormaps import Colormap, Color # noqa
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from .orientation import Quaternion, Rodrigues, Symmetry, Orientation # noqa
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# try:
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# from .corientation import Quaternion, Rodrigues, Symmetry, Orientation
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# print "Import Cython version of Orientation module"
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# except:
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# from .orientation import Quaternion, Rodrigues, Symmetry, Orientation
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#from .block import Block # only one class
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from .result import Result # only one class
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from .geometry import Geometry # one class with subclasses
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from .solver import Solver # one class with subclasses
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from .test import Test
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from .util import extendableOption
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from .result import Result # noqa
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from .geometry import Geometry # noqa
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from .solver import Solver # noqa
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from .test import Test # noqa
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from .util import extendableOption # noqa
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try:
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from . import core
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@ -4,12 +4,9 @@
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import os,sys
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import numpy as np
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import util
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class ASCIItable():
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'''
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There should be a doc string here :)
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'''
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"""Read and write to ASCII tables"""
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__slots__ = ['__IO__',
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'info',
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@ -58,8 +55,8 @@ class ASCIItable():
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self.data = []
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self.line = ''
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if self.__IO__['in'] == None \
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or self.__IO__['out'] == None: raise IOError # complain if any required file access not possible
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if self.__IO__['in'] is None \
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or self.__IO__['out'] is None: raise IOError # complain if any required file access not possible
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# ------------------------------------------------------------------
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def _transliterateToFloat(self,
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@ -86,9 +83,7 @@ class ASCIItable():
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# ------------------------------------------------------------------
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def output_write(self,
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what):
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'''
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aggregate a single row (string) or list of (possibly containing further lists of) rows into output
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'''
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"""aggregate a single row (string) or list of (possibly containing further lists of) rows into output"""
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if not isinstance(what, (str, unicode)):
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try:
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for item in what: self.output_write(item)
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@ -104,7 +99,7 @@ class ASCIItable():
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clear = True):
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try:
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self.__IO__['output'] == [] or self.__IO__['out'].write('\n'.join(self.__IO__['output']) + '\n')
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except IOError as e:
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except IOError:
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return False
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if clear: self.output_clear()
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return True
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@ -127,11 +122,12 @@ class ASCIItable():
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# ------------------------------------------------------------------
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def head_read(self):
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'''
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get column labels by either reading
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the first row or, if keyword "head[*]" is present,
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the last line of the header
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'''
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"""
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get column labels by either reading
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the first row or, if keyword "head[*]" is present,
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the last line of the header
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"""
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import re
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try:
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@ -180,10 +176,7 @@ class ASCIItable():
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# ------------------------------------------------------------------
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def head_write(self,
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header = True):
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'''
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write current header information (info + labels)
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'''
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"""write current header information (info + labels)"""
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head = ['{}\theader'.format(len(self.info)+self.__IO__['labeled'])] if header else []
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head.append(self.info)
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if self.__IO__['labeled']: head.append('\t'.join(self.labels))
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@ -192,9 +185,7 @@ class ASCIItable():
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# ------------------------------------------------------------------
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def head_getGeom(self):
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'''
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interpret geom header
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'''
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"""interpret geom header"""
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identifiers = {
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'grid': ['a','b','c'],
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'size': ['x','y','z'],
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@ -234,9 +225,7 @@ class ASCIItable():
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# ------------------------------------------------------------------
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def head_putGeom(self,info):
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'''
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translate geometry description to header
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'''
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"""translate geometry description to header"""
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self.info_append([
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"grid\ta {}\tb {}\tc {}".format(*info['grid']),
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"size\tx {}\ty {}\tz {}".format(*info['size']),
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@ -249,9 +238,7 @@ class ASCIItable():
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def labels_append(self,
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what,
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reset = False):
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'''
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add item or list to existing set of labels (and switch on labeling)
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'''
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"""add item or list to existing set of labels (and switch on labeling)"""
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if not isinstance(what, (str, unicode)):
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try:
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for item in what: self.labels_append(item)
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@ -265,26 +252,25 @@ class ASCIItable():
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# ------------------------------------------------------------------
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def labels_clear(self):
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'''
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delete existing labels and switch to no labeling
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'''
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"""delete existing labels and switch to no labeling"""
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self.labels = []
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self.__IO__['labeled'] = False
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# ------------------------------------------------------------------
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def label_index(self,
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labels):
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'''
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tell index of column label(s).
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return numpy array if asked for list of labels.
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transparently deals with label positions implicitly given as numbers or their headings given as strings.
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'''
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"""
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tell index of column label(s).
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return numpy array if asked for list of labels.
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transparently deals with label positions implicitly given as numbers or their headings given as strings.
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"""
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from collections import Iterable
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if isinstance(labels, Iterable) and not isinstance(labels, str): # check whether list of labels is requested
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idx = []
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for label in labels:
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if label != None:
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if label is not None:
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try:
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idx.append(int(label)) # column given as integer number?
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except ValueError:
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@ -305,25 +291,25 @@ class ASCIItable():
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try:
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idx = self.labels.index('1_'+labels) # locate '1_'+string in label list
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except ValueError:
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idx = None if labels == None else -1
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idx = None if labels is None else -1
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return np.array(idx) if isinstance(idx,list) else idx
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# ------------------------------------------------------------------
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def label_dimension(self,
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labels):
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'''
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tell dimension (length) of column label(s).
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return numpy array if asked for list of labels.
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transparently deals with label positions implicitly given as numbers or their headings given as strings.
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'''
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"""
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tell dimension (length) of column label(s).
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return numpy array if asked for list of labels.
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transparently deals with label positions implicitly given as numbers or their headings given as strings.
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"""
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from collections import Iterable
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if isinstance(labels, Iterable) and not isinstance(labels, str): # check whether list of labels is requested
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dim = []
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for label in labels:
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if label != None:
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if label is not None:
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myDim = -1
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try: # column given as number?
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idx = int(label)
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@ -364,12 +350,12 @@ class ASCIItable():
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# ------------------------------------------------------------------
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def label_indexrange(self,
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labels):
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'''
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tell index range for given label(s).
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return numpy array if asked for list of labels.
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transparently deals with label positions implicitly given as numbers or their headings given as strings.
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'''
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"""
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tell index range for given label(s).
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return numpy array if asked for list of labels.
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transparently deals with label positions implicitly given as numbers or their headings given as strings.
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"""
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from collections import Iterable
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start = self.label_index(labels)
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@ -381,9 +367,7 @@ class ASCIItable():
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# ------------------------------------------------------------------
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def info_append(self,
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what):
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'''
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add item or list to existing set of infos
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'''
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"""add item or list to existing set of infos"""
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if not isinstance(what, (str, unicode)):
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try:
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for item in what: self.info_append(item)
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@ -394,9 +378,7 @@ class ASCIItable():
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# ------------------------------------------------------------------
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def info_clear(self):
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'''
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delete any info block
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'''
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"""delete any info block"""
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self.info = []
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# ------------------------------------------------------------------
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@ -409,9 +391,7 @@ class ASCIItable():
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# ------------------------------------------------------------------
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def data_skipLines(self,
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count):
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'''
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wind forward by count number of lines
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'''
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"""wind forward by count number of lines"""
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for i in xrange(count):
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alive = self.data_read()
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@ -421,9 +401,7 @@ class ASCIItable():
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def data_read(self,
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advance = True,
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respectLabels = True):
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'''
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read next line (possibly buffered) and parse it into data array
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'''
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"""read next line (possibly buffered) and parse it into data array"""
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self.line = self.__IO__['readBuffer'].pop(0) if len(self.__IO__['readBuffer']) > 0 \
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else self.__IO__['in'].readline().strip() # take buffered content or get next data row from file
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@ -434,7 +412,7 @@ class ASCIItable():
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if self.__IO__['labeled'] and respectLabels: # if table has labels
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items = self.line.split()[:len(self.__IO__['labels'])] # use up to label count (from original file info)
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self.data = items if len(items) == len(self.__IO__['labels']) else [] # take entries if correct number, i.e. not too few compared to label count
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self.data = items if len(items) == len(self.__IO__['labels']) else [] # take entries if label count matches
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else:
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self.data = self.line.split() # otherwise take all
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@ -443,9 +421,7 @@ class ASCIItable():
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# ------------------------------------------------------------------
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def data_readArray(self,
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labels = []):
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'''
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read whole data of all (given) labels as numpy array
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'''
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"""read whole data of all (given) labels as numpy array"""
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from collections import Iterable
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try:
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@ -453,7 +429,7 @@ class ASCIItable():
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except:
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pass # assume/hope we are at data start already...
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if labels == None or labels == []:
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if labels is None or labels == []:
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use = None # use all columns (and keep labels intact)
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labels_missing = []
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else:
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@ -467,9 +443,10 @@ class ASCIItable():
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columns = []
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for i,(c,d) in enumerate(zip(indices[present],dimensions[present])): # for all valid labels ...
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# ... transparently add all components unless column referenced by number or with explicit dimension
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columns += range(c,c + \
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(d if str(c) != str(labels[present[i]]) else \
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1)) # ... transparently add all components unless column referenced by number or with explicit dimension
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1))
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use = np.array(columns)
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self.labels = list(np.array(self.labels)[use]) # update labels with valid subset
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@ -481,9 +458,7 @@ class ASCIItable():
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# ------------------------------------------------------------------
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def data_write(self,
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delimiter = '\t'):
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'''
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write current data array and report alive output back
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'''
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"""write current data array and report alive output back"""
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if len(self.data) == 0: return True
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if isinstance(self.data[0],list):
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@ -495,9 +470,7 @@ class ASCIItable():
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def data_writeArray(self,
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fmt = None,
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delimiter = '\t'):
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'''
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write whole numpy array data
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'''
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"""write whole numpy array data"""
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for row in self.data:
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try:
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output = [fmt % value for value in row] if fmt else map(repr,row)
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@ -520,9 +493,7 @@ class ASCIItable():
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# ------------------------------------------------------------------
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def data_set(self,
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what, where):
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'''
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update data entry in column "where". grows data array if needed.
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'''
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"""update data entry in column "where". grows data array if needed."""
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idx = -1
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try:
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idx = self.label_index(where)
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@ -547,10 +518,7 @@ class ASCIItable():
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# ------------------------------------------------------------------
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def microstructure_read(self,
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grid):
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'''
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read microstructure data (from .geom format)
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'''
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"""read microstructure data (from .geom format)"""
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N = grid.prod() # expected number of microstructure indices in data
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microstructure = np.zeros(N,'i') # initialize as flat array
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@ -2,4 +2,4 @@
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"""Aggregator for configuration file handling"""
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from .material import Material #noqa
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from .material import Material # noqa
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@ -243,7 +243,8 @@ class Material():
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except AttributeError:
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pass
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for (phase,texture,fraction,crystallite) in zip(components['phase'],components['texture'],components['fraction'],components['crystallite']):
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for (phase,texture,fraction,crystallite) in zip(components['phase'],components['texture'],
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components['fraction'],components['crystallite']):
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microstructure.add_multiKey('constituent','phase %i\ttexture %i\tfraction %g\ncrystallite %i'%(
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self.data['phase']['__order__'].index(phase)+1,
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self.data['texture']['__order__'].index(texture)+1,
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@ -9,7 +9,6 @@ import numpy as np
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# ******************************************************************************************
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class Rodrigues:
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# ******************************************************************************************
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def __init__(self, vector = np.zeros(3)):
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self.vector = vector
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@ -28,20 +27,22 @@ class Rodrigues:
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# ******************************************************************************************
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class Quaternion:
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# ******************************************************************************************
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# All methods and naming conventions based off
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# http://www.euclideanspace.com/maths/algebra/realNormedAlgebra/quaternions
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"""
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Orientation represented as unit quaternion
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All methods and naming conventions based on http://www.euclideanspace.com/maths/algebra/realNormedAlgebra/quaternions
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# w is the real part, (x, y, z) are the imaginary parts
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# Representation of rotation is in ACTIVE form!
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# (derived directly or through angleAxis, Euler angles, or active matrix)
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# vector "a" (defined in coordinate system "A") is actively rotated to new coordinates "b"
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# b = Q * a
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# b = np.dot(Q.asMatrix(),a)
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w is the real part, (x, y, z) are the imaginary parts
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Representation of rotation is in ACTIVE form!
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(derived directly or through angleAxis, Euler angles, or active matrix)
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vector "a" (defined in coordinate system "A") is actively rotated to new coordinates "b"
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b = Q * a
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b = np.dot(Q.asMatrix(),a)
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"""
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def __init__(self,
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quatArray = [1.0,0.0,0.0,0.0]):
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"""initializes to identity if not given"""
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self.w, \
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self.x, \
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self.y, \
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@ -49,19 +50,23 @@ class Quaternion:
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self.homomorph()
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def __iter__(self):
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"""components"""
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return iter([self.w,self.x,self.y,self.z])
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def __copy__(self):
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"""create copy"""
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Q = Quaternion([self.w,self.x,self.y,self.z])
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return Q
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copy = __copy__
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def __repr__(self):
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"""readbable string"""
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return 'Quaternion(real=%+.6f, imag=<%+.6f, %+.6f, %+.6f>)' % \
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(self.w, self.x, self.y, self.z)
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def __pow__(self, exponent):
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"""power"""
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omega = math.acos(self.w)
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vRescale = math.sin(exponent*omega)/math.sin(omega)
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Q = Quaternion()
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@ -72,6 +77,7 @@ class Quaternion:
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return Q
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def __ipow__(self, exponent):
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"""in place power"""
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omega = math.acos(self.w)
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vRescale = math.sin(exponent*omega)/math.sin(omega)
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self.w = np.cos(exponent*omega)
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@ -81,6 +87,7 @@ class Quaternion:
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return self
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def __mul__(self, other):
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"""multiplication"""
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try: # quaternion
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Aw = self.w
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Ax = self.x
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|
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@ -128,6 +135,7 @@ class Quaternion:
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return self.copy()
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def __imul__(self, other):
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"""in place multiplication"""
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try: # Quaternion
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Ax = self.x
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Ay = self.y
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@ -145,6 +153,7 @@ class Quaternion:
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return self
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def __div__(self, other):
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"""division"""
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if isinstance(other, (int,float,long)):
|
||||
w = self.w / other
|
||||
x = self.x / other
|
||||
|
|
@ -155,6 +164,7 @@ class Quaternion:
|
|||
return NotImplemented
|
||||
|
||||
def __idiv__(self, other):
|
||||
"""in place division"""
|
||||
if isinstance(other, (int,float,long)):
|
||||
self.w /= other
|
||||
self.x /= other
|
||||
|
|
@ -163,6 +173,7 @@ class Quaternion:
|
|||
return self
|
||||
|
||||
def __add__(self, other):
|
||||
"""addition"""
|
||||
if isinstance(other, Quaternion):
|
||||
w = self.w + other.w
|
||||
x = self.x + other.x
|
||||
|
|
@ -173,6 +184,7 @@ class Quaternion:
|
|||
return NotImplemented
|
||||
|
||||
def __iadd__(self, other):
|
||||
"""in place division"""
|
||||
if isinstance(other, Quaternion):
|
||||
self.w += other.w
|
||||
self.x += other.x
|
||||
|
|
@ -181,6 +193,7 @@ class Quaternion:
|
|||
return self
|
||||
|
||||
def __sub__(self, other):
|
||||
"""subtraction"""
|
||||
if isinstance(other, Quaternion):
|
||||
Q = self.copy()
|
||||
Q.w -= other.w
|
||||
|
|
@ -192,6 +205,7 @@ class Quaternion:
|
|||
return self.copy()
|
||||
|
||||
def __isub__(self, other):
|
||||
"""in place subtraction"""
|
||||
if isinstance(other, Quaternion):
|
||||
self.w -= other.w
|
||||
self.x -= other.x
|
||||
|
|
@ -200,6 +214,7 @@ class Quaternion:
|
|||
return self
|
||||
|
||||
def __neg__(self):
|
||||
"""additive inverse"""
|
||||
self.w = -self.w
|
||||
self.x = -self.x
|
||||
self.y = -self.y
|
||||
|
|
@ -207,6 +222,7 @@ class Quaternion:
|
|||
return self
|
||||
|
||||
def __abs__(self):
|
||||
"""norm"""
|
||||
return math.sqrt(self.w ** 2 + \
|
||||
self.x ** 2 + \
|
||||
self.y ** 2 + \
|
||||
|
|
@ -215,6 +231,7 @@ class Quaternion:
|
|||
magnitude = __abs__
|
||||
|
||||
def __eq__(self,other):
|
||||
"""equal at e-8 precision"""
|
||||
return (abs(self.w-other.w) < 1e-8 and \
|
||||
abs(self.x-other.x) < 1e-8 and \
|
||||
abs(self.y-other.y) < 1e-8 and \
|
||||
|
|
@ -226,9 +243,11 @@ class Quaternion:
|
|||
abs(-self.z-other.z) < 1e-8)
|
||||
|
||||
def __ne__(self,other):
|
||||
"""not equal at e-8 precision"""
|
||||
return not self.__eq__(self,other)
|
||||
|
||||
def __cmp__(self,other):
|
||||
"""linear ordering"""
|
||||
return cmp(self.Rodrigues(),other.Rodrigues())
|
||||
|
||||
def magnitude_squared(self):
|
||||
|
|
@ -290,9 +309,10 @@ class Quaternion:
|
|||
return np.outer([i for i in self],[i for i in self])
|
||||
|
||||
def asMatrix(self):
|
||||
return np.array([[1.0-2.0*(self.y*self.y+self.z*self.z), 2.0*(self.x*self.y-self.z*self.w), 2.0*(self.x*self.z+self.y*self.w)],
|
||||
[ 2.0*(self.x*self.y+self.z*self.w), 1.0-2.0*(self.x*self.x+self.z*self.z), 2.0*(self.y*self.z-self.x*self.w)],
|
||||
[ 2.0*(self.x*self.z-self.y*self.w), 2.0*(self.x*self.w+self.y*self.z), 1.0-2.0*(self.x*self.x+self.y*self.y)]])
|
||||
return np.array(
|
||||
[[1.0-2.0*(self.y*self.y+self.z*self.z), 2.0*(self.x*self.y-self.z*self.w), 2.0*(self.x*self.z+self.y*self.w)],
|
||||
[ 2.0*(self.x*self.y+self.z*self.w), 1.0-2.0*(self.x*self.x+self.z*self.z), 2.0*(self.y*self.z-self.x*self.w)],
|
||||
[ 2.0*(self.x*self.z-self.y*self.w), 2.0*(self.x*self.w+self.y*self.z), 1.0-2.0*(self.x*self.x+self.y*self.y)]])
|
||||
|
||||
def asAngleAxis(self,
|
||||
degrees = False):
|
||||
|
|
@ -315,15 +335,17 @@ class Quaternion:
|
|||
return np.inf*np.ones(3) if self.w == 0.0 else np.array([self.x, self.y, self.z])/self.w
|
||||
|
||||
def asEulers(self,
|
||||
type = 'bunge',
|
||||
type = "bunge",
|
||||
degrees = False,
|
||||
standardRange = False):
|
||||
'''
|
||||
u"""
|
||||
Orientation as Bunge-Euler angles
|
||||
|
||||
conversion of ACTIVE rotation to Euler angles taken from:
|
||||
Melcher, A.; Unser, A.; Reichhardt, M.; Nestler, B.; Pötschke, M.; Selzer, M.
|
||||
Conversion of EBSD data by a quaternion based algorithm to be used for grain structure simulations
|
||||
Technische Mechanik 30 (2010) pp 401--413
|
||||
'''
|
||||
"""
|
||||
angles = [0.0,0.0,0.0]
|
||||
|
||||
if type.lower() == 'bunge' or type.lower() == 'zxz':
|
||||
|
|
@ -369,7 +391,7 @@ class Quaternion:
|
|||
|
||||
@classmethod
|
||||
def fromRandom(cls,randomSeed = None):
|
||||
if randomSeed == None:
|
||||
if randomSeed is None:
|
||||
randomSeed = int(os.urandom(4).encode('hex'), 16)
|
||||
np.random.seed(randomSeed)
|
||||
r = np.random.random(3)
|
||||
|
|
@ -420,7 +442,6 @@ class Quaternion:
|
|||
y = - c1 * s2 * s3 + s1 * s2 * c3
|
||||
z = c1 * c2 * s3 + s1 * c2 * c3
|
||||
else:
|
||||
# print 'unknown Euler convention'
|
||||
w = c1 * c2 * c3 - s1 * s2 * s3
|
||||
x = s1 * s2 * c3 + c1 * c2 * s3
|
||||
y = s1 * c2 * c3 + c1 * s2 * s3
|
||||
|
|
@ -428,7 +449,8 @@ class Quaternion:
|
|||
return cls([w,x,y,z])
|
||||
|
||||
|
||||
## Modified Method to calculate Quaternion from Orientation Matrix, Source: http://www.euclideanspace.com/maths/geometry/rotations/conversions/matrixToQuaternion/
|
||||
# Modified Method to calculate Quaternion from Orientation Matrix,
|
||||
# Source: http://www.euclideanspace.com/maths/geometry/rotations/conversions/matrixToQuaternion/
|
||||
|
||||
@classmethod
|
||||
def fromMatrix(cls, m):
|
||||
|
|
@ -482,8 +504,12 @@ class Quaternion:
|
|||
|
||||
@classmethod
|
||||
def new_interpolate(cls, q1, q2, t):
|
||||
# see http://ntrs.nasa.gov/archive/nasa/casi.ntrs.nasa.gov/20070017872_2007014421.pdf for (another?) way to interpolate quaternions
|
||||
|
||||
"""
|
||||
interpolation
|
||||
|
||||
see http://ntrs.nasa.gov/archive/nasa/casi.ntrs.nasa.gov/20070017872_2007014421.pdf
|
||||
for (another?) way to interpolate quaternions
|
||||
"""
|
||||
assert isinstance(q1, Quaternion) and isinstance(q2, Quaternion)
|
||||
Q = cls()
|
||||
|
||||
|
|
@ -522,11 +548,11 @@ class Quaternion:
|
|||
|
||||
# ******************************************************************************************
|
||||
class Symmetry:
|
||||
# ******************************************************************************************
|
||||
|
||||
lattices = [None,'orthorhombic','tetragonal','hexagonal','cubic',]
|
||||
|
||||
def __init__(self, symmetry = None):
|
||||
"""lattice with given symmetry, defaults to None"""
|
||||
if isinstance(symmetry, basestring) and symmetry.lower() in Symmetry.lattices:
|
||||
self.lattice = symmetry.lower()
|
||||
else:
|
||||
|
|
@ -534,29 +560,31 @@ class Symmetry:
|
|||
|
||||
|
||||
def __copy__(self):
|
||||
"""copy"""
|
||||
return self.__class__(self.lattice)
|
||||
|
||||
copy = __copy__
|
||||
|
||||
|
||||
def __repr__(self):
|
||||
"""readbable string"""
|
||||
return '%s' % (self.lattice)
|
||||
|
||||
|
||||
def __eq__(self, other):
|
||||
"""equal"""
|
||||
return self.lattice == other.lattice
|
||||
|
||||
|
||||
def __neq__(self, other):
|
||||
"""not equal"""
|
||||
return not self.__eq__(other)
|
||||
|
||||
def __cmp__(self,other):
|
||||
"""linear ordering"""
|
||||
return cmp(Symmetry.lattices.index(self.lattice),Symmetry.lattices.index(other.lattice))
|
||||
|
||||
def symmetryQuats(self,who = []):
|
||||
'''
|
||||
List of symmetry operations as quaternions.
|
||||
'''
|
||||
"""List of symmetry operations as quaternions."""
|
||||
if self.lattice == 'cubic':
|
||||
symQuats = [
|
||||
[ 1.0, 0.0, 0.0, 0.0 ],
|
||||
|
|
@ -629,18 +657,15 @@ class Symmetry:
|
|||
def equivalentQuaternions(self,
|
||||
quaternion,
|
||||
who = []):
|
||||
'''
|
||||
List of symmetrically equivalent quaternions based on own symmetry.
|
||||
'''
|
||||
"""List of symmetrically equivalent quaternions based on own symmetry."""
|
||||
return [quaternion*q for q in self.symmetryQuats(who)]
|
||||
|
||||
|
||||
def inFZ(self,R):
|
||||
'''
|
||||
Check whether given Rodrigues vector falls into fundamental zone of own symmetry.
|
||||
'''
|
||||
"""Check whether given Rodrigues vector falls into fundamental zone of own symmetry."""
|
||||
if isinstance(R, Quaternion): R = R.asRodrigues() # translate accidentially passed quaternion
|
||||
R = abs(R) # fundamental zone in Rodrigues space is point symmetric around origin
|
||||
# fundamental zone in Rodrigues space is point symmetric around origin
|
||||
R = abs(R)
|
||||
if self.lattice == 'cubic':
|
||||
return math.sqrt(2.0)-1.0 >= R[0] \
|
||||
and math.sqrt(2.0)-1.0 >= R[1] \
|
||||
|
|
@ -662,12 +687,13 @@ class Symmetry:
|
|||
|
||||
|
||||
def inDisorientationSST(self,R):
|
||||
'''
|
||||
"""
|
||||
Check whether given Rodrigues vector (of misorientation) falls into standard stereographic triangle of own symmetry.
|
||||
|
||||
Determination of disorientations follow the work of A. Heinz and P. Neumann:
|
||||
Representation of Orientation and Disorientation Data for Cubic, Hexagonal, Tetragonal and Orthorhombic Crystals
|
||||
Acta Cryst. (1991). A47, 780-789
|
||||
'''
|
||||
"""
|
||||
if isinstance(R, Quaternion): R = R.asRodrigues() # translate accidentially passed quaternion
|
||||
|
||||
epsilon = 0.0
|
||||
|
|
@ -691,11 +717,12 @@ class Symmetry:
|
|||
vector,
|
||||
proper = False,
|
||||
color = False):
|
||||
'''
|
||||
"""
|
||||
Check whether given vector falls into standard stereographic triangle of own symmetry.
|
||||
|
||||
proper considers only vectors with z >= 0, hence uses two neighboring SSTs.
|
||||
Return inverse pole figure color if requested.
|
||||
'''
|
||||
"""
|
||||
# basis = {'cubic' : np.linalg.inv(np.array([[0.,0.,1.], # direction of red
|
||||
# [1.,0.,1.]/np.sqrt(2.), # direction of green
|
||||
# [1.,1.,1.]/np.sqrt(3.)]).transpose()), # direction of blue
|
||||
|
|
@ -752,15 +779,15 @@ class Symmetry:
|
|||
inSST = np.all(theComponents >= 0.0)
|
||||
else:
|
||||
v = np.array(vector,dtype = float)
|
||||
if proper: # check both improper ...
|
||||
if proper: # check both improper ...
|
||||
theComponents = np.dot(basis['improper'],v)
|
||||
inSST = np.all(theComponents >= 0.0)
|
||||
if not inSST: # ... and proper SST
|
||||
theComponents = np.dot(basis['proper'],v)
|
||||
inSST = np.all(theComponents >= 0.0)
|
||||
else:
|
||||
v[2] = abs(v[2]) # z component projects identical for positive and negative values
|
||||
theComponents = np.dot(basis['improper'],v)
|
||||
v[2] = abs(v[2]) # z component projects identical
|
||||
theComponents = np.dot(basis['improper'],v) # for positive and negative values
|
||||
inSST = np.all(theComponents >= 0.0)
|
||||
|
||||
if color: # have to return color array
|
||||
|
|
@ -781,7 +808,6 @@ class Symmetry:
|
|||
|
||||
# ******************************************************************************************
|
||||
class Orientation:
|
||||
# ******************************************************************************************
|
||||
|
||||
__slots__ = ['quaternion','symmetry']
|
||||
|
||||
|
|
@ -791,7 +817,7 @@ class Orientation:
|
|||
angleAxis = None,
|
||||
matrix = None,
|
||||
Eulers = None,
|
||||
random = False, # put any integer to have a fixed seed or True for real random
|
||||
random = False, # integer to have a fixed seed or True for real random
|
||||
symmetry = None,
|
||||
):
|
||||
if random: # produce random orientation
|
||||
|
|
@ -815,12 +841,14 @@ class Orientation:
|
|||
self.symmetry = Symmetry(symmetry)
|
||||
|
||||
def __copy__(self):
|
||||
"""copy"""
|
||||
return self.__class__(quaternion=self.quaternion,symmetry=self.symmetry.lattice)
|
||||
|
||||
copy = __copy__
|
||||
|
||||
|
||||
def __repr__(self):
|
||||
"""value as all implemented representations"""
|
||||
return 'Symmetry: %s\n' % (self.symmetry) + \
|
||||
'Quaternion: %s\n' % (self.quaternion) + \
|
||||
'Matrix:\n%s\n' % ( '\n'.join(['\t'.join(map(str,self.asMatrix()[i,:])) for i in range(3)]) ) + \
|
||||
|
|
@ -863,10 +891,7 @@ class Orientation:
|
|||
self.equivalentQuaternions(who))
|
||||
|
||||
def reduced(self):
|
||||
'''
|
||||
Transform orientation to fall into fundamental zone according to symmetry
|
||||
'''
|
||||
|
||||
"""Transform orientation to fall into fundamental zone according to symmetry"""
|
||||
for me in self.symmetry.equivalentQuaternions(self.quaternion):
|
||||
if self.symmetry.inFZ(me.asRodrigues()): break
|
||||
|
||||
|
|
@ -876,13 +901,13 @@ class Orientation:
|
|||
def disorientation(self,
|
||||
other,
|
||||
SST = True):
|
||||
'''
|
||||
"""
|
||||
Disorientation between myself and given other orientation.
|
||||
|
||||
Rotation axis falls into SST if SST == True.
|
||||
(Currently requires same symmetry for both orientations.
|
||||
Look into A. Heinz and P. Neumann 1991 for cases with differing sym.)
|
||||
'''
|
||||
|
||||
"""
|
||||
if self.symmetry != other.symmetry: raise TypeError('disorientation between different symmetry classes not supported yet.')
|
||||
|
||||
misQ = self.quaternion.conjugated()*other.quaternion
|
||||
|
|
@ -900,32 +925,27 @@ class Orientation:
|
|||
if breaker: break
|
||||
if breaker: break
|
||||
|
||||
# disorientation, own sym, other sym, self-->other: True, self<--other: False
|
||||
return (Orientation(quaternion = theQ,symmetry = self.symmetry.lattice),
|
||||
i,j,k == 1) # disorientation, own sym, other sym, self-->other: True, self<--other: False
|
||||
i,j,k == 1)
|
||||
|
||||
|
||||
def inversePole(self,
|
||||
axis,
|
||||
proper = False,
|
||||
SST = True):
|
||||
'''
|
||||
axis rotated according to orientation (using crystal symmetry to ensure location falls into SST)
|
||||
'''
|
||||
|
||||
"""axis rotated according to orientation (using crystal symmetry to ensure location falls into SST)"""
|
||||
if SST: # pole requested to be within SST
|
||||
for i,q in enumerate(self.symmetry.equivalentQuaternions(self.quaternion)): # test all symmetric equivalent quaternions
|
||||
pole = q.conjugated()*axis # align crystal direction to axis
|
||||
if self.symmetry.inSST(pole,proper): break # found SST version
|
||||
if self.symmetry.inSST(pole,proper): break # found SST version
|
||||
else:
|
||||
pole = self.quaternion.conjugated()*axis # align crystal direction to axis
|
||||
|
||||
return (pole,i if SST else 0)
|
||||
|
||||
def IPFcolor(self,axis):
|
||||
'''
|
||||
TSL color of inverse pole figure for given axis
|
||||
'''
|
||||
|
||||
"""TSL color of inverse pole figure for given axis"""
|
||||
color = np.zeros(3,'d')
|
||||
|
||||
for q in self.symmetry.equivalentQuaternions(self.quaternion):
|
||||
|
|
@ -939,7 +959,9 @@ class Orientation:
|
|||
def average(cls,
|
||||
orientations,
|
||||
multiplicity = []):
|
||||
"""RETURN THE AVERAGE ORIENTATION
|
||||
"""
|
||||
average orientation
|
||||
|
||||
ref: F. Landis Markley, Yang Cheng, John Lucas Crassidis, and Yaakov Oshman.
|
||||
Averaging Quaternions,
|
||||
Journal of Guidance, Control, and Dynamics, Vol. 30, No. 4 (2007), pp. 1193-1197.
|
||||
|
|
@ -949,7 +971,6 @@ class Orientation:
|
|||
b = Orientation(Eulers=np.radians([20, 0, 0]), symmetry='hexagonal')
|
||||
avg = Orientation.average([a,b])
|
||||
"""
|
||||
|
||||
if not all(isinstance(item, Orientation) for item in orientations):
|
||||
raise TypeError("Only instances of Orientation can be averaged.")
|
||||
|
||||
|
|
@ -960,8 +981,7 @@ class Orientation:
|
|||
reference = orientations[0] # take first as reference
|
||||
for i,(o,n) in enumerate(zip(orientations,multiplicity)):
|
||||
closest = o.equivalentOrientations(reference.disorientation(o,SST = False)[2])[0] # select sym orientation with lowest misorientation
|
||||
M = closest.quaternion.asM() * n if i == 0 else M + closest.quaternion.asM() * n # add (multiples) of this orientation to average
|
||||
|
||||
M = closest.quaternion.asM() * n if i == 0 else M + closest.quaternion.asM() * n # noqa add (multiples) of this orientation to average noqa
|
||||
eig, vec = np.linalg.eig(M/N)
|
||||
|
||||
return Orientation(quaternion = Quaternion(quatArray = np.real(vec.T[eig.argmax()])),
|
||||
|
|
|
|||
|
|
@ -11,10 +11,11 @@ except (ImportError) as e:
|
|||
sys.stderr.write('\nREMARK: h5py module not available \n\n')
|
||||
|
||||
class Result():
|
||||
'''
|
||||
General class for result parsing.
|
||||
Needs h5py to be installed
|
||||
'''
|
||||
"""
|
||||
General class for result parsing.
|
||||
|
||||
Needs h5py to be installed
|
||||
"""
|
||||
|
||||
def __init__(self,resultsFile):
|
||||
self.data=h5py.File(resultsFile,"r")
|
||||
|
|
|
|||
|
|
@ -1,6 +1,5 @@
|
|||
# -*- coding: UTF-8 no BOM -*-
|
||||
|
||||
# $Id$
|
||||
# This tool converts a msc.marc result file into the vtk format that
|
||||
# can be viewed by Paraview software (Kitware), or MayaVi (needs xml-vtk, or ...
|
||||
#
|
||||
|
|
@ -8,13 +7,8 @@
|
|||
# Some example vtk files: http://people.sc.fsu.edu/~jburkardt/data/vtk/vtk.html
|
||||
# www.paraview.org
|
||||
|
||||
import os,sys,math,time,re
|
||||
# python external
|
||||
try:
|
||||
import numpy as N
|
||||
import numpy
|
||||
except:
|
||||
print('Could not import numpy.')
|
||||
import os,sys,re
|
||||
import numpy as np
|
||||
|
||||
import py_post # MSC closed source module to access marc result files
|
||||
|
||||
|
|
@ -27,7 +21,7 @@ class MARC_POST():
|
|||
self.fpath=os.path.join(self.projdir,self.postname)
|
||||
print('Trying to open ',self.fpath,' ...')
|
||||
self.p=py_post.post_open(self.fpath)
|
||||
if self.p==None:
|
||||
if self.p is None:
|
||||
print('Could not open %s.'%self.postname); #return 'err'#; sys.exit(1)
|
||||
raise Exception('Could not open t16')
|
||||
print('Postfile %s%s is open ...'%(self.projdir,self.postname))
|
||||
|
|
@ -105,7 +99,6 @@ class MARC_POST():
|
|||
def writeNodes2VTK(self, fobj):
|
||||
self.points=[]
|
||||
self.VTKcnt=200 # number of values per line in vtk file
|
||||
ndCnt=1
|
||||
fobj.write('POINTS %i'%self.p.nodes()+' float\n')
|
||||
self.nodes_dict={} # store the node IDs in case of holes in the numbering
|
||||
for iNd in self.nodes:
|
||||
|
|
@ -126,8 +119,6 @@ class MARC_POST():
|
|||
el=self.p.element(iEl)
|
||||
cell_nodes=[] # for pyvtk
|
||||
ndlist=el.items
|
||||
#for k in [0, 1, 3, 2, 4, 5, 7, 6]: # FOR CELL TPYE VTK_VOXEL
|
||||
#for k in [0, 4, 3, 1, 5, 7, 6, 2]:
|
||||
for k in [0, 1, 2, 3, 4, 5, 6, 7]: # FOR CELL TYPE VTK_HEXAHEDRON
|
||||
node=ndlist[k]-1
|
||||
cell_nodes.append(self.nodes_dict[node])
|
||||
|
|
@ -147,7 +138,6 @@ class MARC_POST():
|
|||
fobj.write('\n');cnt=0
|
||||
fobj.write('\n')
|
||||
print('Elements written to VTK: %i'%self.p.elements())
|
||||
#print('Nr of nodes: ',self.nodes)
|
||||
|
||||
def writeElScalars2NodesVTK(self,fobj):
|
||||
fobj.write('\nPOINT_DATA %i\n'%self.p.nodes())
|
||||
|
|
@ -157,7 +147,6 @@ class MARC_POST():
|
|||
fobj.write('LOOKUP_TABLE default\n')
|
||||
idxScal=self.nscal_list.index('Displacement Z')
|
||||
for iNd in self.nodes:
|
||||
#fobj.write('%f %f '%(self.p.node_scalar(iNd,idxScal), N.random.rand()))
|
||||
fobj.write('%f '%(self.p.node_scalar(iNd,idxScal)))
|
||||
for iEl in range(0,self.nel):
|
||||
el=self.p.element(iEl)
|
||||
|
|
@ -173,8 +162,6 @@ class MARC_POST():
|
|||
|
||||
def writeNodeScalars2VTK(self,fobj):
|
||||
fobj.write('\nPOINT_DATA %i\n'%self.p.nodes())
|
||||
nNdDat=self.nscals
|
||||
nComponents=1+nNdDat
|
||||
self.pointDataScalars=[]
|
||||
for idxNdScal in range(-3,self.nscals): #now include node x,y,z
|
||||
if idxNdScal>=0:
|
||||
|
|
@ -209,8 +196,6 @@ class MARC_POST():
|
|||
idx_sig_vMises=self.getLabelNr('Equivalent Von Mises Stress')
|
||||
idx_sig33=self.getLabelNr('Comp 33 of Cauchy Stress')
|
||||
fobj.write('\nCELL_DATA %i\n'%self.p.elements())
|
||||
nElDat=self.elscals
|
||||
nComponents=1+nElDat
|
||||
for idxElScal in range(0,self.elscals):
|
||||
datalabel=self.elscal_list[idxElScal]
|
||||
datalabel=re.sub("\s",'_',datalabel)
|
||||
|
|
@ -250,19 +235,16 @@ class MARC_POST():
|
|||
result.append(avgScal)
|
||||
return result
|
||||
|
||||
def writeUniaxiality2VTK(self,fobj):
|
||||
#fobj.write('\nCELL_DATA %i\n'%self.p.elements())
|
||||
def writeUniaxiality2VTK(self,fobj):
|
||||
datalabel='uniaxiality_sig_vMises_durch_sig33'
|
||||
fobj.write('SCALARS %s float %i\n'%(datalabel,1))
|
||||
fobj.write('LOOKUP_TABLE default\n')
|
||||
cnt=0
|
||||
for iEl in range(0,self.nel):
|
||||
cnt=cnt+1
|
||||
#if abs(self.sig33[iEl])<1e-5:
|
||||
if abs(self.sig_vMises[iEl])<1e-5:
|
||||
datum=0.
|
||||
else:
|
||||
#datum=self.sig_vMises[iEl]/self.sig33[iEl]
|
||||
datum=self.sig33[iEl]/self.sig_vMises[iEl]
|
||||
fobj.write('%E '%(datum))
|
||||
if cnt>self.VTKcnt:
|
||||
|
|
@ -283,8 +265,8 @@ class MARC_POST():
|
|||
self.mean_stress.append(self.meanStress(sig))
|
||||
|
||||
def triaxiality_per_element(self):
|
||||
# classical triaxiality
|
||||
# 1/3 : uniax tension
|
||||
# classical triaxiality
|
||||
# 1/3 : uniax tension
|
||||
self.triaxiality=[]
|
||||
for iEl in range(0,self.nel):
|
||||
t=self.mean_stress[iEl]/self.sig_vMises[iEl]
|
||||
|
|
@ -303,10 +285,6 @@ class MARC_POST():
|
|||
fobj.write('\n')
|
||||
|
||||
def calc_lode_parameter(self):
|
||||
# [-1 ... +1] see e.g. Wippler & Boehlke triaxiality measures doi:10.1002/pamm.201010061
|
||||
# +1 : uniax tensile?
|
||||
# 0 : shear
|
||||
# -1 : uniax compr ?
|
||||
self.lode=[]
|
||||
try:
|
||||
self.stress
|
||||
|
|
@ -328,10 +306,11 @@ class MARC_POST():
|
|||
def princStress(self, stress):
|
||||
"""
|
||||
Function to compute 3D principal stresses and sort them.
|
||||
|
||||
from: http://geodynamics.org/svn/cig/short/3D/PyLith/trunk/playpen/postproc/vtkcff.py
|
||||
"""
|
||||
stressMat=N.array(stress)
|
||||
(princStress, princAxes) = numpy.linalg.eigh(stressMat)
|
||||
stressMat=np.array(stress)
|
||||
(princStress, princAxes) = np.linalg.eigh(stressMat)
|
||||
idx = princStress.argsort()
|
||||
princStressOrdered = princStress[idx]
|
||||
princAxesOrdered = princAxes[:,idx]
|
||||
|
|
@ -339,36 +318,28 @@ class MARC_POST():
|
|||
|
||||
def avg_elten(self,
|
||||
idxElTen, mat=0, elID=None):
|
||||
tensum=N.zeros((3,3));
|
||||
T=N.zeros((3,3));
|
||||
tensum=np.zeros((3,3));
|
||||
T=np.zeros((3,3));
|
||||
pts=0;
|
||||
avg=N.zeros((3,3));
|
||||
#print 'Element Scalars'
|
||||
#print self.p.element_scalar_label(elscal2)
|
||||
if elID==None:
|
||||
avg=np.zeros((3,3));
|
||||
|
||||
if elID is None:
|
||||
averaged_elements=range(0,self.nel)
|
||||
else:
|
||||
averaged_elements=[elID]
|
||||
#for i in range (0,self.nel):
|
||||
for i in averaged_elements:
|
||||
if mat==0 or int(self.p.element_scalar(i,4)[0].value)==mat:
|
||||
eldata=self.p.element(i)
|
||||
T=self.p.element_tensor(i,idxElTen)
|
||||
for k in range (0,8):
|
||||
tensum[0][0] = tensum[0][0] + T[k].t11
|
||||
tensum[0][1] = tensum[0][1] + T[k].t12
|
||||
tensum[0][2] = tensum[0][2] + T[k].t13
|
||||
#tensum1[1][0] = tensum1[1][0] + T1[k].t21
|
||||
tensum[1][1] = tensum[1][1] + T[k].t22
|
||||
tensum[1][2] = tensum[1][2] + T[k].t23
|
||||
#tensum1[2][0] = tensum1[2][0] + T1[k].t31
|
||||
#tensum1[2][1] = tensum1[2][1] + T1[k].t32
|
||||
tensum[2][2] = tensum[2][2] + T[k].t33
|
||||
pts=pts+1
|
||||
avg=tensum/pts
|
||||
#print avg
|
||||
avg=self.fillComponents(avg)
|
||||
#print avg
|
||||
del [T]
|
||||
return (avg,tensum,pts)
|
||||
|
||||
|
|
@ -384,7 +355,7 @@ class MARC_POST():
|
|||
t=tensor33
|
||||
s=(t[0,0]-t[1,1])**2+(t[1,1]-t[2,2])**2+(t[0,0]-t[2,2])**2+\
|
||||
6*(t[0,1]**2+t[1,2]**2+t[2,0]**2)
|
||||
vM=N.sqrt(s/2.)
|
||||
vM=np.sqrt(s/2.)
|
||||
return vM
|
||||
|
||||
def meanStress(self,tensor33):
|
||||
|
|
@ -397,8 +368,7 @@ class MARC_POST():
|
|||
t=tensor33
|
||||
I1=t[0,0]+t[1,1]+t[2,2]
|
||||
I2=t[0,0]*t[1,1]+t[1,1]*t[2,2]+t[0,0]*t[2,2]-\
|
||||
t[0,1]**2-t[1,2]**2-t[0,2]**2
|
||||
# I3 = det(t)
|
||||
t[0,1]**2-t[1,2]**2-t[0,2]**2
|
||||
I3=t[0,0]*t[1,1]*t[2,2]+\
|
||||
2*t[0,1]*t[1,2]*t[2,0]-\
|
||||
t[2,2]*t[0,1]**2-t[0,0]*t[1,2]**2-t[1,1]*t[0,2]**2
|
||||
|
|
@ -406,17 +376,18 @@ class MARC_POST():
|
|||
|
||||
|
||||
class VTK_WRITER():
|
||||
'''
|
||||
The resulting vtk-file can be imported in Paraview 3.12
|
||||
Then use Filters: Cell Data to Point Data + Contour
|
||||
to plot semi-transparent iso-surfaces.
|
||||
'''
|
||||
"""
|
||||
The resulting vtk-file can be imported in Paraview 3.12
|
||||
|
||||
Then use Filters: Cell Data to Point Data + Contour
|
||||
to plot semi-transparent iso-surfaces.
|
||||
"""
|
||||
|
||||
import re
|
||||
def __init__(self):
|
||||
self.p=MARC_POST() # self.p
|
||||
|
||||
def openFile(self, filename='test.vtp'):
|
||||
#if not self.f:#==None:
|
||||
self.f=open(filename,'w+')
|
||||
self.fname=filename
|
||||
|
||||
|
|
@ -427,7 +398,7 @@ class VTK_WRITER():
|
|||
dformat='ASCII', # BINARY | [ASCII]
|
||||
dtype='UNSTRUCTURED_GRID' # UNSTRUCTURED GRID
|
||||
):
|
||||
if vtkFile==None:
|
||||
if vtkFile is None:
|
||||
vtkFile=self.f
|
||||
# First Line contains Data format version
|
||||
self.versionVTK=version
|
||||
|
|
@ -440,7 +411,6 @@ class VTK_WRITER():
|
|||
|
||||
def marc2vtkBatch(self):
|
||||
for iori in range(1,63):
|
||||
#self.p=msc_post.MSC_POST()
|
||||
self.p.postname='indent_fric0.3_R2.70_cA146.0_h0.320_ori%03i_OST_h19d.t16'%(iori)
|
||||
if os.path.exists(self.p.postname):
|
||||
self.marc2vtk(mode='fast', batchMode=1)
|
||||
|
|
@ -496,14 +466,14 @@ class VTK_WRITER():
|
|||
def scaleBar(self, length=1.0, posXYZ=[0., 0., 0.]):
|
||||
self.fsb=open('micronbar_l%.1f.vtp'%length,'w+')
|
||||
self.writeFirstLines(self.fsb, comment='micronbar')
|
||||
pts=N.array([])
|
||||
pts=np.array([])
|
||||
width=length*1.
|
||||
height=length*1.
|
||||
wVec=N.array([0., width, 0.])
|
||||
lVec=N.array([length,0.,0.])
|
||||
hVec=N.array([0.,0.,height])
|
||||
wVec=np.array([0., width, 0.])
|
||||
lVec=np.array([length,0.,0.])
|
||||
hVec=np.array([0.,0.,height])
|
||||
posXYZ=posXYZ-0.5*wVec-0.5*lVec#-0.5*hVec # CENTERING Y/N
|
||||
posXYZ=N.array(posXYZ)
|
||||
posXYZ=np.array(posXYZ)
|
||||
pts=[posXYZ, posXYZ+lVec,
|
||||
posXYZ+wVec,
|
||||
posXYZ+wVec+lVec]
|
||||
|
|
@ -514,34 +484,22 @@ class VTK_WRITER():
|
|||
self.fsb.write('%f %f %f\n'%(pts[npts][0], pts[npts][1], pts[npts][2]))
|
||||
if 1: #Triad
|
||||
nCells=3
|
||||
#nCells=1 #One Line
|
||||
ptsPerCell=2 # Lines (Type=3)
|
||||
#ptsPerCell=4 # Quads (Type=9)
|
||||
#ptsPerCell=8 # Hexahedron (Type=12)
|
||||
cellSize=(ptsPerCell+1)*nCells
|
||||
self.fsb.write('CELLS %i %i\n'%(nCells,cellSize))
|
||||
self.fsb.write('2 0 1\n') #X-Line
|
||||
self.fsb.write('2 0 2\n') #Y-Line
|
||||
self.fsb.write('2 0 4\n') #Z-Line
|
||||
#self.fsb.write('4 0 1 3 2\n') #Quad
|
||||
#self.fsb.write('%i 0 1 3 2 4 5 7 6\n'%ptsPerCell) #Hexahedron
|
||||
self.fsb.write('CELL_TYPES %i\n'%(nCells))
|
||||
self.fsb.write('3\n3\n3\n')#Line
|
||||
#self.fsb.write('12\n')#Hexahedron
|
||||
else: # Cube, change posXYZ
|
||||
nCells=1
|
||||
ptsPerCell=2 # Lines (Type=3)
|
||||
#ptsPerCell=4 # Quads (Type=9)
|
||||
#ptsPerCell=8 # Hexahedron (Type=12)
|
||||
cellSize=(ptsPerCell+1)*nCells
|
||||
self.fsb.write('CELLS %i %i\n'%(nCells,cellSize))
|
||||
self.fsb.write('2 0 1\n') #Line
|
||||
#self.fsb.write('4 0 1 3 2\n') #Quad
|
||||
#self.fsb.write('%i 0 1 3 2 4 5 7 6\n'%ptsPerCell) #Hexahedron
|
||||
self.fsb.write('CELL_TYPES %i\n'%(nCells))
|
||||
self.fsb.write('3\n')#Line
|
||||
#self.fsb.write('12\n')#Hexahedron
|
||||
|
||||
|
||||
self.fsb.write('\n')
|
||||
self.fsb.close()
|
||||
|
|
@ -549,8 +507,7 @@ class VTK_WRITER():
|
|||
|
||||
def example_unstructured(self):
|
||||
self.openFile(filename='example_unstructured_grid.vtk')
|
||||
#self.writeFirstLines()
|
||||
self.f.write('''
|
||||
self.f.write("""
|
||||
# vtk DataFile Version 2.0
|
||||
example_unstruct_grid
|
||||
ASCII
|
||||
|
|
@ -590,61 +547,40 @@ LOOKUP_TABLE default
|
|||
1.02
|
||||
1.50
|
||||
0.00
|
||||
3 5 6 23423423423423423423.23423423''')
|
||||
3 5 6 23423423423423423423.23423423""")
|
||||
self.f.close()
|
||||
|
||||
|
||||
|
||||
def writeNodes2VTK(self, fobj):
|
||||
self.VTKcnt=200 # how many numbers per line in vtk file
|
||||
#self.VTKcnt=6
|
||||
ndCnt=1
|
||||
#self.nodes=range(0,10)
|
||||
fobj.write('POINTS %i'%self.p.nodes()+' float\n')
|
||||
for iNd in self.nodes:
|
||||
nd=self.p.node(iNd)
|
||||
disp=self.p.node_displacement(iNd)
|
||||
#contact=self.p.node_scalar(iNd,contactNr)
|
||||
#ndCnt=ndCnt+1
|
||||
fobj.write('%f %f %f \n'%
|
||||
#(nd.x, nd.y, nd.z))
|
||||
(nd.x+disp[0], nd.y+disp[1], nd.z+disp[2]))
|
||||
|
||||
#if ndCnt>6:
|
||||
# fobj.write('\n')
|
||||
# ndCnt=1
|
||||
fobj.write('\n')
|
||||
print('Nodes written to VTK: %i'%self.p.nodes())
|
||||
#print('Nr of nodes: ',self.nodes)
|
||||
|
||||
def writeElements2VTK(self, fobj):
|
||||
fobj.write('\nCELLS %i %i'%(self.p.elements(),self.p.elements()*9)+'\n')
|
||||
for iEl in range(0,self.nel):
|
||||
el=self.p.element(iEl)
|
||||
#disp=self.p.node_displacement(iNd)
|
||||
#contact=self.p.node_scalar(iNd,contactNr)
|
||||
#ndCnt=ndCnt+1
|
||||
fobj.write('8 ')
|
||||
ndlist=el.items
|
||||
#for k in [0, 1, 3, 2, 4, 5, 7, 6]: # FOR CELL TPYE VTK_VOXEL
|
||||
#for k in [0, 4, 3, 1, 5, 7, 6, 2]:
|
||||
for k in [0, 1, 2, 3, 4, 5, 6, 7]: # FOR CELL TYPE VTK_HEXAHEDRON
|
||||
fobj.write('%6i '%(ndlist[k]-1))
|
||||
fobj.write('\n')
|
||||
#if ndCnt>6:
|
||||
# fobj.write('\n')
|
||||
# ndCnt=1
|
||||
fobj.write('\nCELL_TYPES %i'%self.p.elements()+'\n')
|
||||
cnt=0
|
||||
for iEl in range(0,self.nel):
|
||||
cnt=cnt+1
|
||||
#fobj.write('11\n') #VTK_VOXEL
|
||||
fobj.write('12 ') #VTK_HEXAHEDRON
|
||||
if cnt>self.VTKcnt:
|
||||
fobj.write('\n');cnt=0
|
||||
fobj.write('\n')
|
||||
print('Elements written to VTK: %i'%self.p.elements())
|
||||
#print('Nr of nodes: ',self.nodes)
|
||||
|
||||
def writeElScalars2NodesVTK(self,fobj):
|
||||
fobj.write('\nPOINT_DATA %i\n'%self.p.nodes())
|
||||
|
|
@ -668,10 +604,7 @@ LOOKUP_TABLE default
|
|||
fobj.write('\n')
|
||||
|
||||
def writeNodeScalars2VTK(self,fobj):
|
||||
#print('writeElementData2VTK')
|
||||
fobj.write('\nPOINT_DATA %i\n'%self.p.nodes())
|
||||
nNdDat=self.nscals
|
||||
nComponents=1+nNdDat
|
||||
for idxNdScal in range(-3,self.nscals): # include node x,y,z
|
||||
if idxNdScal>=0:
|
||||
datalabel=self.nscal_list[idxNdScal]
|
||||
|
|
@ -700,10 +633,7 @@ LOOKUP_TABLE default
|
|||
fobj.write('\n')
|
||||
|
||||
def writeElementData2VTK(self,fobj):
|
||||
#print('writeElementData2VTK')
|
||||
fobj.write('\nCELL_DATA %i\n'%self.p.elements())
|
||||
nElDat=self.elscals
|
||||
nComponents=1+nElDat
|
||||
for idxElScal in range(0,self.elscals):
|
||||
datalabel=self.elscal_list[idxElScal]
|
||||
datalabel=re.sub("\s",'_',datalabel)
|
||||
|
|
@ -730,7 +660,7 @@ LOOKUP_TABLE default
|
|||
def example1(self):
|
||||
self.openFile()
|
||||
self.writeFirstLines()
|
||||
self.f.write('''DATASET POLYDATA
|
||||
self.f.write("""DATASET POLYDATA
|
||||
POINTS 8 float
|
||||
0.0 0.0 0.0
|
||||
1.0 0.0 0.0
|
||||
|
|
@ -789,18 +719,20 @@ LOOKUP_TABLE my_table 8
|
|||
0.0 0.0 1.0 1.0
|
||||
1.0 0.0 1.0 1.0
|
||||
0.0 1.0 1.0 1.0
|
||||
1.0 1.0 1.0 1.0''')
|
||||
1.0 1.0 1.0 1.0""")
|
||||
self.f.close()
|
||||
|
||||
|
||||
import pyvtk
|
||||
class marc_to_vtk():
|
||||
'''
|
||||
Anybody wants to implement it with pyvtk?
|
||||
The advantage would be that pyvtk can also wirte the
|
||||
<xml>-VTK format and binary.
|
||||
These can be plotted with mayavi.
|
||||
'''
|
||||
"""
|
||||
Anybody wants to implement it with pyvtk?
|
||||
|
||||
The advantage would be that pyvtk can also wirte the
|
||||
<xml>-VTK format and binary.
|
||||
These can be plotted with mayavi.
|
||||
"""
|
||||
|
||||
def __init__(self):
|
||||
self.p=[]#MARC_POST() # self.p
|
||||
|
||||
|
|
@ -810,5 +742,4 @@ class marc_to_vtk():
|
|||
hexahedron=self.p.cells),
|
||||
'm2v output')
|
||||
vtk.tofile('m2v_file')
|
||||
#vtk.tofile('example3b','binary')
|
||||
#VtkData('example3')
|
||||
|
||||
|
|
|
|||
|
|
@ -2,4 +2,4 @@
|
|||
|
||||
"""Test functionality"""
|
||||
|
||||
from .test import Test "noqa
|
||||
from .test import Test #noqa
|
||||
|
|
|
|||
Loading…
Reference in New Issue