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1 #!/usr/bin/env python
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2 import argparse
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3 import shutil
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4
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5 import icqsol_utils
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6
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7 # Parse Command Line.
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8 parser = argparse.ArgumentParser()
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9 parser.add_argument('--input', dest='input', help='Shape dataset selected from history')
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10 parser.add_argument('--input_file_format_and_type', dest='input_file_format_and_type', help='Input file format and type')
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11 parser.add_argument('--input_dataset_type', dest='input_dataset_type', help='Input dataset_type')
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12 parser.add_argument('--field_name', dest='field_name', help='Surface field name')
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13 parser.add_argument('--location', dest='location', help='Location of field within cell, either point or cell')
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14 parser.add_argument('--expression', dest='expression', help='Expression for applying surface field to shape')
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15 parser.add_argument('--time_point', dest='time_points', type=float, action='append', nargs=1, help='Points in time')
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16 parser.add_argument('--max_edge_length', dest='max_edge_length', type=float, default=float('inf'), help='Maximum edge length')
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17 parser.add_argument('--output', dest='output', help='Output dataset')
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18 parser.add_argument('--output_vtk_type', dest='output_vtk_type', help='Output VTK type')
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19
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20 args = parser.parse_args()
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21
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22 input_format, input_file_type = icqsol_utils.get_format_and_type(args.input_file_format_and_type)
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23 time_points = [tp[0] for tp in args.time_points]
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24 tmp_dir = icqsol_utils.get_temp_dir()
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25
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26 # Instantiate a ShapeManager for loading the input.
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27 shape_mgr = icqsol_utils.get_shape_manager(input_format, args.input_dataset_type)
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28
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29 # Get the vtkPolyData object.
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30 pdata = shape_mgr.loadAsVtkPolyData(args.input)
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31
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32 # Add surface field to shape data.
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33 vtk_poly_data = shape_mgr.addSurfaceFieldFromExpressionToVtkPolyData(pdata,
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34 args.field_name,
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35 args.expression,
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36 time_points,
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37 args.max_edge_length,
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38 args.location)
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39
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40 # Write min/max field values and surface integral.
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41 for comp in range(len(time_points)):
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42 minVal, maxVal = shape_mgr.getFieldRange(vtk_poly_data, args.field_name, comp)
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43 surfIntegral = shape_mgr.integrateSurfaceField(vtk_poly_data, args.field_name, comp)
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44 print 'component {2} min/max values of {3}: {0}/{1} surf integral: {4}'.format(minVal, maxVal, comp, args.field_name, surfIntegral)
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45
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46 # Define the output file format and type (the outpur_format can only be 'vtk').
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47 output_format, output_file_type = icqsol_utils.get_format_and_type(args.output_vtk_type)
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48 tmp_output_path = icqsol_utils.get_temporary_file_path(tmp_dir, output_format)
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49
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50 # Make sure the ShapeManager's writer is vtk.
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51 shape_mgr.setWriter(file_format=icqsol_utils.VTK, vtk_dataset_type=icqsol_utils.POLYDATA)
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52
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53 # Save the output.
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54 shape_mgr.saveVtkPolyData(vtk_poly_data=vtk_poly_data, file_name=tmp_output_path, file_type=output_file_type)
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55 shutil.move(tmp_output_path, args.output)
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