/api_example.py
Created Jul 6, 2016
api scripting example
| import vistrails.core.api as API | |
| from vistrails.core.modules.basic_modules import create_constant | |
| org_vistrails_vistrails_vtk = API.load_package('org.vistrails.vistrails.vtk') | |
| org_vistrails_vistrails_vtk_2 = API.load_package('org.vistrails.vistrails.vtk') | |
| import requests | |
| org_vistrails_vistrails_vtk_3 = API.load_package('org.vistrails.vistrails.vtk') | |
| org_vistrails_vistrails_vtk_4 = API.load_package('org.vistrails.vistrails.vtk') | |
| import vtk | |
| org_vistrails_vistrails_vtk_5 = API.load_package('org.vistrails.vistrails.vtk') | |
| from vistrails.core.modules.vistrails_module import ModuleConnector | |
| from vistrails.core.modules.basic_modules import PathObject | |
| import tempfile | |
| org_vistrails_vistrails_vtk_6 = API.load_package('org.vistrails.vistrails.vtk') | |
| # MODULE 364 org.vistrails.vistrails.url:DownloadFile | |
| # FUNCTION url url | |
| url = 'http://www.vistrails.org/download/download.php?type=DATA&id=head.120.vtk' | |
| _, path = tempfile.mkstemp() | |
| r = requests.get(url, stream=True) | |
| with open(path, 'wb') as f: | |
| for chunk in r: | |
| f.write(chunk) | |
| file = PathObject(path) | |
| # MODULE 351 org.vistrails.vistrails.vtk:vtkStructuredPointsReader | |
| # CONNECTION File file | |
| vtk_structured_points_reader = org_vistrails_vistrails_vtk.vtkStructuredPointsReader.descriptor.module() | |
| mc = ModuleConnector(create_constant(file), 'value') | |
| vtk_structured_points_reader.set_input_port('File', mc) | |
| vtk_structured_points_reader.enable_output_port('GetOutputPort0') | |
| vtk_structured_points_reader.compute() | |
| GetOutputPort0 = vtk_structured_points_reader.get_output('GetOutputPort0') | |
| # MODULE 359 org.vistrails.vistrails.vtk:vtkContourFilter | |
| # FUNCTION Value Value | |
| Value = [0, 67.0] | |
| # CONNECTION SetInputConnection0 GetOutputPort0 | |
| Value_2 = [Value] | |
| vtk_contour_filter = org_vistrails_vistrails_vtk.vtkContourFilter.descriptor.module() | |
| mc_3 = ModuleConnector(create_constant(Value_2), 'value') | |
| vtk_contour_filter.set_input_port('Value', mc_3) | |
| mc_3 = ModuleConnector(create_constant(GetOutputPort0), 'value') | |
| vtk_contour_filter.set_input_port('SetInputConnection0', mc_3) | |
| vtk_contour_filter.enable_output_port('GetOutputPort0') | |
| vtk_contour_filter.compute() | |
| GetOutputPort0_2 = vtk_contour_filter.get_output('GetOutputPort0') | |
| # MODULE 355 org.vistrails.vistrails.vtk:vtkDataSetMapper | |
| # FUNCTION ScalarVisibility ScalarVisibility | |
| ScalarVisibility = False | |
| # CONNECTION SetInputConnection0 GetOutputPort0_2 | |
| vtk_data_set_mapper = org_vistrails_vistrails_vtk.vtkDataSetMapper.descriptor.module() | |
| mc_5 = ModuleConnector(create_constant(ScalarVisibility), 'value') | |
| vtk_data_set_mapper.set_input_port('ScalarVisibility', mc_5) | |
| mc_5 = ModuleConnector(create_constant(GetOutputPort0_2), 'value') | |
| vtk_data_set_mapper.set_input_port('SetInputConnection0', mc_5) | |
| vtk_data_set_mapper.enable_output_port('Instance') | |
| vtk_data_set_mapper.compute() | |
| Instance_3 = vtk_data_set_mapper.get_output('Instance') | |
| # MODULE 345 org.vistrails.vistrails.vtk:vtkCamera | |
| # FUNCTION ViewUp ViewUp_2 | |
| ViewUp_2 = [0.0, 0.0, -1.0] | |
| # FUNCTION Position Position_2 | |
| Position_2 = [745.0, -453.0, 369.0] | |
| # FUNCTION FocalPoint FocalPoint_2 | |
| FocalPoint_2 = [135.0, 135.0, 150.0] | |
| FocalPoint_3 = [FocalPoint_2] | |
| Position_3 = [Position_2] | |
| ViewUp_3 = [ViewUp_2] | |
| vtk_camera = org_vistrails_vistrails_vtk.vtkCamera.descriptor.module() | |
| mc_8 = ModuleConnector(create_constant(Position_3), 'value') | |
| vtk_camera.set_input_port('Position', mc_8) | |
| mc_8 = ModuleConnector(create_constant(ViewUp_3), 'value') | |
| vtk_camera.set_input_port('ViewUp', mc_8) | |
| mc_8 = ModuleConnector(create_constant(FocalPoint_3), 'value') | |
| vtk_camera.set_input_port('FocalPoint', mc_8) | |
| vtk_camera.enable_output_port('Instance') | |
| vtk_camera.compute() | |
| Instance_4 = vtk_camera.get_output('Instance') | |
| # MODULE 341 org.vistrails.vistrails.vtk:vtkActor | |
| # CONNECTION Mapper Instance_3 | |
| Mapper_2 = [Instance_3] | |
| vtk_actor = org_vistrails_vistrails_vtk.vtkActor.descriptor.module() | |
| mc_9 = ModuleConnector(create_constant(Mapper_2), 'value') | |
| vtk_actor.set_input_port('Mapper', mc_9) | |
| vtk_actor.enable_output_port('Instance') | |
| vtk_actor.compute() | |
| Instance_5 = vtk_actor.get_output('Instance') | |
| # MODULE 363 org.vistrails.vistrails.vtk:vtkRenderer | |
| # CONNECTION AddActor Instance_5 | |
| # CONNECTION ActiveCamera Instance_4 | |
| ActiveCamera_2 = [Instance_4] | |
| AddActor = [Instance_5] | |
| vtk_renderer = org_vistrails_vistrails_vtk.vtkRenderer.descriptor.module() | |
| mc_11 = ModuleConnector(create_constant(AddActor), 'value') | |
| vtk_renderer.set_input_port('AddActor', mc_11) | |
| mc_11 = ModuleConnector(create_constant(ActiveCamera_2), 'value') | |
| vtk_renderer.set_input_port('ActiveCamera', mc_11) | |
| vtk_renderer.enable_output_port('Instance') | |
| vtk_renderer.compute() | |
| Instance_6 = vtk_renderer.get_output('Instance') | |
| # MODULE 347 org.vistrails.vistrails.vtk:vtkRendererOutput | |
| # CONNECTION value Instance_6 | |
| value = [Instance_6] | |
| renWin = vtk.vtkRenderWindow() | |
| renWin.AddRenderer(value[0].vtkInstance) | |
| iren = vtk.vtkRenderWindowInteractor() | |
| iren.SetRenderWindow(renWin) | |
| renWin.SetSize(1024, 768) | |
| iren.Initialize() | |
| renWin.Render() | |
| iren.Start() |
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