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# $Id$ |
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|
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__copyright__=""" Copyright (c) 2006 by ACcESS MNRF |
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http://www.access.edu.au |
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Primary Business: Queensland, Australia""" |
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__license__="""Licensed under the Open Software License version 3.0 |
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http://www.opensource.org/licenses/osl-3.0.php""" |
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|
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from esys.escript.modelframe import Model, Link |
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from esys.escript import saveVTK, Data |
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import os |
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|
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class Visualization(Model): |
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""" |
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Generic visualization Model |
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|
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@ivar t: current time (in) |
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@ivar n: frame counter (in) |
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@ivar dt: increment for output (in) |
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@ivar filename: name of the output file (in) |
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""" |
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|
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def __init__(self, **kwargs): |
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""" |
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Initialisation of the visualisation model object |
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|
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@param debug: Debugging flag |
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""" |
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super(Visualization,self).__init__(**kwargs) |
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self.declareParameter(t=0., |
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n=0, |
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dt=1, |
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filename="movie.mpg") |
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|
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def doInitialization(self): |
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""" |
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does some kind of initialisation |
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""" |
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self.__last_t=self.t |
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fnc=self.filename.split('.') |
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if len(fnc)==0: |
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self.__frame_filename="data.%s.xml" |
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else: |
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n=fnc[0] |
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for i in range(1,len(fnc)-1): |
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n+="."+fnc[i] |
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if len(fnc)==1: |
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self.__frame_filename=n+".%s" |
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else: |
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self.__frame_filename=n+".%s."+fnc[-1] |
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self.trace("output filename is %s."%self.__frame_filename) |
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|
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def getFrameFileName(self): |
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return self.__frame_filename%self.getFrameCounter() |
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|
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def writeFrame(self): |
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""" |
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returns True if the time stamp for writing frame is reached. |
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""" |
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out=self.t>=self.__last_t+self.dt |
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if out: |
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self.__last_t+=self.dt |
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self.n+=1 |
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return out |
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|
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def getFrameCounter(self): |
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""" |
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returns a frame counter |
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""" |
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return self.n |
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|
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def getSafeTimeStepSize(self,dt): |
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""" |
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returns new step size |
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|
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@param dt: last time step size used |
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@type dt: C{float} |
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@return: time step size that can savely be used |
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@rtype: C{float} |
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""" |
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return self.__last_t+self.dt-self.t |
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|
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class Movie(Visualization): |
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""" |
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Generic visualization of scalar, vector and/or tensorial data |
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|
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@ivar scalar: scalar data set (in) |
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@ivar vector: vector data set (in) |
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@ivar tensor: tensor data set (in) |
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""" |
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|
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def __init__(self, **kwargs): |
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""" |
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Initialisation of the visualisation model object |
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|
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@param debug: Debugging flag |
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""" |
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super(Movie,self).__init__(**kwargs) |
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self.declareParameter(scalar=None, |
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vector=None, |
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tensor=None) |
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|
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def doStepPostprocessing(self, dt): |
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""" |
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renders the scene |
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""" |
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super(Movie, self).doStepPostprocessing(dt) |
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if self.writeFrame(): |
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if self.debug(): |
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self.trace("%s-th frame at time %s"%(self.getFrameCounter(),self.t)) |
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if isinstance(self.scalar,Data): |
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self.trace("scalar data: (min,max) =(%s,%s)"%(inf(self.scalar),sup(self.scalar))) |
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if isinstance(self.vector,Data): |
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self.trace("vector data: (min,max) =(%s,%s)"%(inf(self.vector),sup(self.vector))) |
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if isinstance(self.tensor,Data): |
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self.trace("tensor data: (min,max) =(%s,%s)"%(inf(self.tensor),sup(self.tensor))) |
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|
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class ShadePlot(Movie): |
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""" |
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Shaded contour plots |
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""" |
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|
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def __init(self, **kwargs): |
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""" |
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Initialisation |
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""" |
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Movie.__init__(self, **kwargs) |
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self.declareParameter(filename="shadePlot.%s.png") |
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|
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def doStepPostprocessing(self, dt): |
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""" |
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Do any necessary postprocessing operations after a timestep. |
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|
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@param dt: |
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""" |
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self.counter += 1 |
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if self.counter % self.stride == 0: |
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n = self.counter/self.stride |
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|
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# look for a vtk xml file of the right name and plot it |
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dataFname = "data.s.%d.xml" % n |
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if not os.path.exists(dataFname): |
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print "Data file doesn't exist! Skipping frame generation." |
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|
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else: |
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import pyvisi |
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import pyvisi.renderers.vtk |
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|
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scene = pyvisi.renderers.vtk.Scene() |
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plot = pyvisi.renderers.vtk.ContourPlot(scene) |
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plot.setData(fname=dataFname, |
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format='vtk-xml', |
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scalars='escript_scalar_data') |
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scene.save(fname="shadePlot.%05d.png" % n, format="png") |
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|
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|
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class ArrowPlot(Movie): |
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""" |
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Arrow/vector/quiver plots |
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""" |
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|
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def __init(self, **kwargs): |
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""" |
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Initialisation |
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""" |
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Movie.__init__(self, **kwargs) |
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self.declareParameter(filename="arrowPlot.%s.png") |
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|
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def doStepPostprocessing(self, dt): |
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""" |
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Do any necessary postprocessing operations after a timestep. |
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|
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@param dt: |
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""" |
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self.counter += 1 |
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if self.counter % self.stride == 0: |
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n = self.counter/self.stride |
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|
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# look for a vtk xml file of the right name and plot it |
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dataFname = "data.v.%d.xml" % n |
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if not os.path.exists(dataFname): |
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print "Data file doesn't exist! Skipping frame generation." |
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|
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else: |
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import pyvisi |
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import pyvisi.renderers.vtk |
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|
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scene = pyvisi.renderers.vtk.Scene() |
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plot = pyvisi.renderers.vtk.ArrowPlot3D(scene) |
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plot.setData(fname=dataFname, |
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format='vtk-xml') |
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scene.save(fname="arrowPlot.%05d.png" % n, format="png") |
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|
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|
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|
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class EllipsoidPlot(Movie): |
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""" |
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Ellipsoid plots |
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""" |
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|
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def __init(self, **kwargs): |
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""" |
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Initialisation |
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""" |
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Movie.__init__(self, **kwargs) |
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|
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|
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class WriteVTK(Visualization): |
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""" |
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Writes data into a VTK file. |
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|
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The Model can handel up to 20 data sets that are written into a single file tagged with the given name. If no name is given and |
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the data are defined by a L{Link} the name of the target attribute is used as a tag. |
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|
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@ivar data0: data set 0 to be written |
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@type data0: L{escript.Data} |
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@ivar name0: name tag for data set 0 |
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@type name0: C{str} or C{None} |
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@ivar data1: data set 1 to be written |
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@type data1: L{escript.Data} |
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@ivar name1: name tag for data set 1 |
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@type name1: C{str} or C{None} |
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@ivar data2: data set 2 to be written |
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@type data2: L{escript.Data} |
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@ivar name2: name tag for data set 2 |
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@type name2: C{str} or C{None} |
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@ivar data3: data set 3 to be written |
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@type data3: L{escript.Data} |
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@ivar name3: name tag for data set 3 |
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@type name3: C{str} or C{None} |
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@ivar data4: data set 4 to be written |
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@type data4: L{escript.Data} |
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@ivar name4: name tag for data set 4 |
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@type name4: C{str} or C{None} |
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@ivar data5: data set 5 to be written |
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@type data5: L{escript.Data} |
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@ivar name5: name tag for data set 5 |
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@type name5: C{str} or C{None} |
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@ivar data6: data set 6 to be written |
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@type data6: L{escript.Data} |
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@ivar name6: name tag for data set 6 |
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@type name6: C{str} or C{None} |
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@type data7: L{escript.Data} |
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@ivar name7: name tag for data set 7 |
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@type name7: C{str} or C{None} |
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@ivar data8: data set 8 to be written |
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@type data8: L{escript.Data} |
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@ivar name8: name tag for data set 8 |
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@type name8: C{str} or C{None} |
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@ivar data9: data set 9 to be written |
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@type data9: L{escript.Data} |
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@ivar name9: name tag for data set 9 |
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@type name9: C{str} or C{None} |
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@ivar data10: data set 10 to be written |
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@type data10: L{escript.Data} |
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@ivar name10: name tag for data set 10 |
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@type name10: C{str} or C{None} |
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@ivar data11: data set 11 to be written |
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@type data11: L{escript.Data} |
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@ivar name11: name tag for data set 11 |
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@type name11: C{str} or C{None} |
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@ivar data12: data set 12 to be written |
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@type data12: L{escript.Data} |
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@ivar name12: name tag for data set 12 |
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@type name12: C{str} or C{None} |
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@ivar data13: data set 13 to be written |
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@type data13: L{escript.Data} |
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@ivar name13: name tag for data set 13 |
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@type name13: C{str} or C{None} |
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@ivar data14: data set 14 to be written |
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@type data14: L{escript.Data} |
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@ivar name14: name tag for data set 14 |
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@type name14: C{str} or C{None} |
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@ivar data15: data set 15 to be written |
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@type data15: L{escript.Data} |
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@ivar name15: name tag for data set 15 |
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@type name15: C{str} or C{None} |
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@ivar data16: data set 16 to be written |
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@type data16: L{escript.Data} |
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@ivar name16: name tag for data set 16 |
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@type name16: C{str} or C{None} |
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@ivar data17: data set 17 to be written |
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@type data17: L{escript.Data} |
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@ivar name17: name tag for data set 17 |
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@type name17: C{str} or C{None} |
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@ivar data18: data set 18 to be written |
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@type data18: L{escript.Data} |
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@ivar name18: name tag for data set 18 |
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@type name18: C{str} or C{None} |
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@ivar data19: data set 19 to be written |
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@type data19: L{escript.Data} |
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@ivar name19: name tag for data set 19 |
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@type name19: C{str} or C{None} |
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""" |
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def __init__(self, **kwargs): |
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""" |
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Initialisation of the WriteVTK object |
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|
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@param debug: debugging flag |
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@type debug: C{bool} |
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""" |
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super(WriteVTK,self).__init__(**kwargs) |
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self.declareParameter(data0=None,name0=None, |
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data1=None,name1=None, |
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data2=None,name2=None, |
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data3=None,name3=None, |
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data4=None,name4=None, |
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data5=None,name5=None, |
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data6=None,name6=None, |
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data7=None,name7=None, |
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data8=None,name8=None, |
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data9=None,name9=None, |
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data10=None,name10=None, |
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data11=None,name11=None, |
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data12=None,name12=None, |
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data13=None,name13=None, |
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data14=None,name14=None, |
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data15=None,name15=None, |
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data16=None,name16=None, |
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data17=None,name17=None, |
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data18=None,name18=None, |
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data19=None,name19=None) |
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def collectData(self): |
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kwargs={} |
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if isinstance(self.data0, Data): |
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if self.name0 == None: |
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if isinstance(self.getAttributeObject("data0"),Link): |
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kwargs[self.getAttributeObject("data0").getAttributeName()]=self.data0 |
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else: |
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kwargs["data0"]=self.data0 |
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else: |
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kwargs[str(self.name0)]=self.data0 |
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|
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|
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if isinstance(self.data1, Data): |
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if self.name1 == None: |
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if isinstance(self.getAttributeObject("data1"),Link): |
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kwargs[self.getAttributeObject("data1").getAttributeName()]=self.data1 |
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else: |
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kwargs["data1"]=self.data1 |
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else: |
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kwargs[str(self.name1)]=self.data1 |
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|
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|
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if isinstance(self.data2, Data): |
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if self.name2 == None: |
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if isinstance(self.getAttributeObject("data2"),Link): |
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kwargs[self.getAttributeObject("data2").getAttributeName()]=self.data2 |
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else: |
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kwargs["data2"]=self.data2 |
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else: |
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kwargs[str(self.name2)]=self.data2 |
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|
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|
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if isinstance(self.data3, Data): |
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if self.name3 == None: |
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if isinstance(self.getAttributeObject("data3"),Link): |
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kwargs[self.getAttributeObject("data3").getAttributeName()]=self.data3 |
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else: |
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kwargs["data3"]=self.data3 |
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else: |
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kwargs[str(self.name3)]=self.data3 |
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|
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|
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if isinstance(self.data4, Data): |
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if self.name4 == None: |
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if isinstance(self.getAttributeObject("data4"),Link): |
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kwargs[self.getAttributeObject("data4").getAttributeName()]=self.data4 |
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else: |
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kwargs["data4"]=self.data4 |
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else: |
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kwargs[str(self.name4)]=self.data4 |
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|
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|
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if isinstance(self.data5, Data): |
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if self.name5 == None: |
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if isinstance(self.getAttributeObject("data5"),Link): |
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kwargs[self.getAttributeObject("data5").getAttributeName()]=self.data5 |
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else: |
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kwargs["data5"]=self.data5 |
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else: |
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kwargs[str(self.name5)]=self.data5 |
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|
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|
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if isinstance(self.data6, Data): |
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if self.name6 == None: |
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if isinstance(self.getAttributeObject("data6"),Link): |
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kwargs[self.getAttributeObject("data6").getAttributeName()]=self.data6 |
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else: |
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kwargs["data6"]=self.data6 |
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else: |
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kwargs[str(self.name6)]=self.data6 |
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|
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|
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if isinstance(self.data7, Data): |
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if self.name7 == None: |
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if isinstance(self.getAttributeObject("data7"),Link): |
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kwargs[self.getAttributeObject("data7").getAttributeName()]=self.data7 |
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else: |
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kwargs["data7"]=self.data7 |
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else: |
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kwargs[str(self.name7)]=self.data7 |
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|
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|
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if isinstance(self.data8, Data): |
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if self.name8 == None: |
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if isinstance(self.getAttributeObject("data8"),Link): |
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kwargs[self.getAttributeObject("data8").getAttributeName()]=self.data8 |
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else: |
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kwargs["data8"]=self.data8 |
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else: |
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kwargs[str(self.name8)]=self.data8 |
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|
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|
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if isinstance(self.data9, Data): |
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if self.name9 == None: |
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if isinstance(self.getAttributeObject("data9"),Link): |
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kwargs[self.getAttributeObject("data9").getAttributeName()]=self.data9 |
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else: |
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kwargs["data9"]=self.data9 |
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else: |
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kwargs[str(self.name9)]=self.data9 |
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|
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|
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if isinstance(self.data10, Data): |
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if self.name10 == None: |
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if isinstance(self.getAttributeObject("data10"),Link): |
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kwargs[self.getAttributeObject("data10").getAttributeName()]=self.data10 |
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else: |
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kwargs["data10"]=self.data10 |
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else: |
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kwargs[str(self.name10)]=self.data10 |
433 |
|
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|
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if isinstance(self.data11, Data): |
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if self.name11 == None: |
437 |
if isinstance(self.getAttributeObject("data11"),Link): |
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kwargs[self.getAttributeObject("data11").getAttributeName()]=self.data11 |
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else: |
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kwargs["data11"]=self.data11 |
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else: |
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kwargs[str(self.name11)]=self.data11 |
443 |
|
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|
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if isinstance(self.data12, Data): |
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if self.name12 == None: |
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if isinstance(self.getAttributeObject("data12"),Link): |
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kwargs[self.getAttributeObject("data12").getAttributeName()]=self.data12 |
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else: |
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kwargs["data12"]=self.data12 |
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else: |
452 |
kwargs[str(self.name12)]=self.data12 |
453 |
|
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|
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if isinstance(self.data13, Data): |
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if self.name13 == None: |
457 |
if isinstance(self.getAttributeObject("data13"),Link): |
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kwargs[self.getAttributeObject("data13").getAttributeName()]=self.data13 |
459 |
else: |
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kwargs["data13"]=self.data13 |
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else: |
462 |
kwargs[str(self.name13)]=self.data13 |
463 |
|
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|
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if isinstance(self.data14, Data): |
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if self.name14 == None: |
467 |
if isinstance(self.getAttributeObject("data14"),Link): |
468 |
kwargs[self.getAttributeObject("data14").getAttributeName()]=self.data14 |
469 |
else: |
470 |
kwargs["data14"]=self.data14 |
471 |
else: |
472 |
kwargs[str(self.name14)]=self.data14 |
473 |
|
474 |
|
475 |
if isinstance(self.data15, Data): |
476 |
if self.name15 == None: |
477 |
if isinstance(self.getAttributeObject("data15"),Link): |
478 |
kwargs[self.getAttributeObject("data15").getAttributeName()]=self.data15 |
479 |
else: |
480 |
kwargs["data15"]=self.data15 |
481 |
else: |
482 |
kwargs[str(self.name15)]=self.data15 |
483 |
|
484 |
|
485 |
if isinstance(self.data16, Data): |
486 |
if self.name16 == None: |
487 |
if isinstance(self.getAttributeObject("data16"),Link): |
488 |
kwargs[self.getAttributeObject("data16").getAttributeName()]=self.data16 |
489 |
else: |
490 |
kwargs["data16"]=self.data16 |
491 |
else: |
492 |
kwargs[str(self.name16)]=self.data16 |
493 |
|
494 |
|
495 |
if isinstance(self.data17, Data): |
496 |
if self.name17 == None: |
497 |
if isinstance(self.getAttributeObject("data17"),Link): |
498 |
kwargs[self.getAttributeObject("data17").getAttributeName()]=self.data17 |
499 |
else: |
500 |
kwargs["data17"]=self.data17 |
501 |
else: |
502 |
kwargs[str(self.name17)]=self.data17 |
503 |
|
504 |
|
505 |
if isinstance(self.data18, Data): |
506 |
if self.name18 == None: |
507 |
if isinstance(self.getAttributeObject("data18"),Link): |
508 |
kwargs[self.getAttributeObject("data18").getAttributeName()]=self.data18 |
509 |
else: |
510 |
kwargs["data18"]=self.data18 |
511 |
else: |
512 |
kwargs[str(self.name18)]=self.data18 |
513 |
|
514 |
|
515 |
if isinstance(self.data19, Data): |
516 |
if self.name19 == None: |
517 |
if isinstance(self.getAttributeObject("data19"),Link): |
518 |
kwargs[self.getAttributeObject("data19").getAttributeName()]=self.data19 |
519 |
else: |
520 |
kwargs["data19"]=self.data19 |
521 |
else: |
522 |
kwargs[str(self.name19)]=self.data19 |
523 |
return kwargs |
524 |
|
525 |
def doInitialPostprocessing(self): |
526 |
""" |
527 |
writes vtk file at the end of initial iteration |
528 |
""" |
529 |
super(WriteVTK,self).doInitialPostprocessing() |
530 |
kwargs=self.collectData() |
531 |
if len(kwargs)>0: |
532 |
saveVTK(self.getFrameFileName(),**kwargs) |
533 |
self.trace("%s-th frame at time %s is writen to %s"%(self.getFrameCounter(),self.t,self.getFrameFileName())) |
534 |
|
535 |
def doStepPostprocessing(self, dt): |
536 |
""" |
537 |
writes vtk file at the end of time iteration |
538 |
""" |
539 |
super(WriteVTK,self).doStepPostprocessing(dt) |
540 |
if self.writeFrame(): |
541 |
kwargs=self.collectData() |
542 |
if len(kwargs)>0: |
543 |
saveVTK(self.getFrameFileName(),**kwargs) |
544 |
self.trace("%s-th frame at time %s is writen to %s"%(self.getFrameCounter(),self.t,self.getFrameFileName())) |
545 |
|
546 |
# vim: expandtab shiftwidth=4: |