Mercurial > repos > iuc > icqsol_add_surface_field_from_expression
diff icqsol_add_surface_field_from_expression.py @ 0:e12b55e960de draft default tip
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author | iuc |
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date | Tue, 23 Aug 2016 14:54:04 -0400 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/icqsol_add_surface_field_from_expression.py Tue Aug 23 14:54:04 2016 -0400 @@ -0,0 +1,55 @@ +#!/usr/bin/env python +import argparse +import shutil + +import icqsol_utils + +# Parse Command Line. +parser = argparse.ArgumentParser() +parser.add_argument('--input', dest='input', help='Shape dataset selected from history') +parser.add_argument('--input_file_format_and_type', dest='input_file_format_and_type', help='Input file format and type') +parser.add_argument('--input_dataset_type', dest='input_dataset_type', help='Input dataset_type') +parser.add_argument('--field_name', dest='field_name', help='Surface field name') +parser.add_argument('--location', dest='location', help='Location of field within cell, either point or cell') +parser.add_argument('--expression', dest='expression', help='Expression for applying surface field to shape') +parser.add_argument('--time_point', dest='time_points', type=float, action='append', nargs=1, help='Points in time') +parser.add_argument('--max_edge_length', dest='max_edge_length', type=float, default=float('inf'), help='Maximum edge length') +parser.add_argument('--output', dest='output', help='Output dataset') +parser.add_argument('--output_vtk_type', dest='output_vtk_type', help='Output VTK type') + +args = parser.parse_args() + +input_format, input_file_type = icqsol_utils.get_format_and_type(args.input_file_format_and_type) +time_points = [tp[0] for tp in args.time_points] +tmp_dir = icqsol_utils.get_temp_dir() + +# Instantiate a ShapeManager for loading the input. +shape_mgr = icqsol_utils.get_shape_manager(input_format, args.input_dataset_type) + +# Get the vtkPolyData object. +pdata = shape_mgr.loadAsVtkPolyData(args.input) + +# Add surface field to shape data. +vtk_poly_data = shape_mgr.addSurfaceFieldFromExpressionToVtkPolyData(pdata, + args.field_name, + args.expression, + time_points, + args.max_edge_length, + args.location) + +# Write min/max field values and surface integral. +for comp in range(len(time_points)): + minVal, maxVal = shape_mgr.getFieldRange(vtk_poly_data, args.field_name, comp) + surfIntegral = shape_mgr.integrateSurfaceField(vtk_poly_data, args.field_name, comp) + print 'component {2} min/max values of {3}: {0}/{1} surf integral: {4}'.format(minVal, maxVal, comp, args.field_name, surfIntegral) + +# Define the output file format and type (the outpur_format can only be 'vtk'). +output_format, output_file_type = icqsol_utils.get_format_and_type(args.output_vtk_type) +tmp_output_path = icqsol_utils.get_temporary_file_path(tmp_dir, output_format) + +# Make sure the ShapeManager's writer is vtk. +shape_mgr.setWriter(file_format=icqsol_utils.VTK, vtk_dataset_type=icqsol_utils.POLYDATA) + +# Save the output. +shape_mgr.saveVtkPolyData(vtk_poly_data=vtk_poly_data, file_name=tmp_output_path, file_type=output_file_type) +shutil.move(tmp_output_path, args.output)