From 549dfc7cdee8c92863b42773f4e4d3c3c68d7cee Mon Sep 17 00:00:00 2001
From: Andrew Maclean <andrew.amaclean@gmail.com>
Date: Thu, 4 Jul 2024 10:30:39 +1000
Subject: [PATCH] Removing ParallelCoordinatesExtraction - it does not work
---
src/PythonicAPI.md | 1 -
.../InfoVis/ParallelCoordinatesExtraction.md | 6 -
.../InfoVis/ParallelCoordinatesExtraction.py | 217 ------------------
.../TestParallelCoordinatesExtraction.png | 3 -
4 files changed, 227 deletions(-)
delete mode 100644 src/PythonicAPI/InfoVis/ParallelCoordinatesExtraction.md
delete mode 100755 src/PythonicAPI/InfoVis/ParallelCoordinatesExtraction.py
delete mode 100644 src/Testing/Baseline/PythonicAPI/InfoVis/TestParallelCoordinatesExtraction.png
diff --git a/src/PythonicAPI.md b/src/PythonicAPI.md
index a59c5f725be..f372d366ccc 100644
--- a/src/PythonicAPI.md
+++ b/src/PythonicAPI.md
@@ -510,7 +510,6 @@ See [this tutorial](http://www.vtk.org/Wiki/VTK/Tutorials/3DDataTypes) for a bri
| Example Name | Description | Image |
| -------------- | ------------- | ------- |
-[ParallelCoordinatesExtraction](/PythonicAPI/ParallelCoordinatesExtraction) | Extract data based on a selection in a Parallel Coordinates View.
[ParallelCoordinatesView](/PythonicAPI/InfoVis/ParallelCoordinatesView) | How to use Parallel Coordinates View to plot and compare data set attributes.
## PyQt
diff --git a/src/PythonicAPI/InfoVis/ParallelCoordinatesExtraction.md b/src/PythonicAPI/InfoVis/ParallelCoordinatesExtraction.md
deleted file mode 100644
index 4b918ae2567..00000000000
--- a/src/PythonicAPI/InfoVis/ParallelCoordinatesExtraction.md
+++ /dev/null
@@ -1,6 +0,0 @@
-### Description
-
-Using Parallel Coordinates View to plot and compare data set attributes, and then using selections in the parallel coordinates view to extract and view data points associated with those selections.
-
-!!! note
- This example does not work.
diff --git a/src/PythonicAPI/InfoVis/ParallelCoordinatesExtraction.py b/src/PythonicAPI/InfoVis/ParallelCoordinatesExtraction.py
deleted file mode 100755
index 04c10e6d38d..00000000000
--- a/src/PythonicAPI/InfoVis/ParallelCoordinatesExtraction.py
+++ /dev/null
@@ -1,217 +0,0 @@
-#!/usr/bin/env python3
-
-from dataclasses import dataclass
-
-# noinspection PyUnresolvedReferences
-import vtkmodules.vtkInteractionStyle
-# noinspection PyUnresolvedReferences
-import vtkmodules.vtkRenderingOpenGL2
-from vtkmodules.vtkCommonColor import vtkNamedColors
-from vtkmodules.vtkCommonCore import vtkLookupTable
-from vtkmodules.vtkFiltersCore import vtkElevationFilter
-from vtkmodules.vtkFiltersExtraction import vtkExtractSelection
-from vtkmodules.vtkFiltersGeneral import (
- vtkAnnotationLink,
- vtkBrownianPoints
-)
-from vtkmodules.vtkFiltersModeling import vtkOutlineFilter
-from vtkmodules.vtkImagingCore import vtkRTAnalyticSource
-from vtkmodules.vtkImagingGeneral import vtkImageGradient
-from vtkmodules.vtkRenderingCore import (
- vtkActor,
- vtkDataSetMapper,
- vtkPolyDataMapper,
- vtkRenderWindow,
- vtkRenderWindowInteractor,
- vtkRenderer
-)
-from vtkmodules.vtkViewsInfovis import (
- vtkParallelCoordinatesRepresentation,
- vtkParallelCoordinatesView
-)
-
-
-# Example of how to use Parallel Coordinates View to plot and compare
-# data set attributes, and then to use selections in the parallel coordinates
-# view to extract and view data points associated with those selections.
-# Use the 'u' character to toggle between 'inspect modes' on the parallel
-# coordinates view (i.e. between selecting data and manipulating axes).
-# Note that no points will show up inside the 3d box outline until you
-# select some lines/curves in the parallel coordinates view.
-
-
-def main():
- colors = vtkNamedColors()
-
- # Generate an image data set with multiple attribute arrays to probe and view.
- rt = vtkRTAnalyticSource(whole_extent=(-3, 3, -3, 3, -3, 3))
- grad = vtkImageGradient(dimensionality=3)
- brown = vtkBrownianPoints(minimum_speed=0.5, maximum_speed=1.0)
- elev = vtkElevationFilter(low_point=(-3, -3, -3), high_point=(3, 3, 3))
-
- # Updating here because I will need to probe scalar ranges before
- # the render window updates the pipeline.
- (rt >> grad >> brown >> elev).update()
-
- # Set up parallel coordinates representation to be used in View.
- # Set up the parallel coordinates Representation to be used in the View.
- # Set use_curves=1 to use smooth curves.
- rep = vtkParallelCoordinatesRepresentation(use_curves=0, line_opacity=0.5,
- axis_color=colors.GetColor3d('Gold'),
- line_color=colors.GetColor3d('MistyRose'))
-
- # List all the attribute arrays you want plotted in parallel coordinates.
- rep.SetInputArrayToProcess(0, 0, 0, 0, 'RTDataGradient')
- rep.SetInputArrayToProcess(1, 0, 0, 0, 'RTData')
- rep.SetInputArrayToProcess(2, 0, 0, 0, 'Elevation')
- rep.SetInputArrayToProcess(3, 0, 0, 0, 'BrownianVectors')
-
- # Plug your reader in here for your own data.
- elev >> rep
-
- # Set up the Parallel Coordinates View and hook in representation.
- view = vtkParallelCoordinatesView()
- view.SetRepresentation(rep)
- view.SetInspectMode(view.VTK_INSPECT_SELECT_DATA)
- view.SetBrushOperatorToReplace()
- view.SetBrushModeToLasso()
-
- # Create a annotation link to access selection in parallel coordinates view
- annotation_link = vtkAnnotationLink()
- # If you don't set the FieldType explicitly it ends up as UNKNOWN
- # (as of 21 Feb 2010)
- # See vtkSelectionNode doc for field and content type enum values
- annotation_link.GetCurrentSelection().GetNode(0).SetFieldType(1) # Point
- annotation_link.GetCurrentSelection().GetNode(0).SetContentType(4) # Indices
- # Update before passing annotation_link to vtkExtractSelection
- annotation_link.update()
- # Connect the annotation link to the parallel coordinates representation
- rep.annotation_link = annotation_link
-
- # Extract the portion of data corresponding to the parallel coordinates selection
- extract = vtkExtractSelection()
- extract.SetInputConnection(0, elev.output_port)
- extract.SetInputConnection(1, annotation_link.GetOutputPort(2))
-
- def update_render_windows(obj, event):
- """
- Handle updating of RenderWindow since it's not a 'View'
- and so not covered by vtkViewUpdater
-
- :param obj:
- :param event:
- :return:
- """
- # ren.ResetCamera()
- # ren_win.Render()
- ren_win.GetRenderWindow()
-
- # Set up callback to update 3D render window when selections are changed in
- # parallel coordinates view.
- annotation_link.AddObserver('AnnotationChangedEvent', update_render_windows)
-
- def toggle_inspectors(obj, event):
- # Define the callback routine which toggles between 'Inspect Modes'.
- if view.inspect_mode == 0:
- view.inspect_mode = 1
- else:
- view.inspect_mode = 0
-
- # Set up callback to toggle between inspect modes (manip axes & select data)
- view.interactor.AddObserver('UserEvent', toggle_inspectors)
-
- # 3D outline of image data bounds
- outline = vtkOutlineFilter()
- outline_mapper = vtkPolyDataMapper()
- elev >> outline >> outline_mapper
- outline_actor = vtkActor(mapper=outline_mapper)
-
- # Build the lookup table for the 3d data scalar colors (brown to white)
- lut = vtkLookupTable(table_range=(0, 256),
- hue_range=(0.1, 0.1), saturation_range=(1.0, 0.1), value_range=(0.4, 1.0))
-
- # Set up the 3d rendering parameters of the
- # image data which is selected in parallel coordinates.
- coloring_by = 'Elevation'
- data = elev.GetOutputDataObject(0).GetPointData()
- data_mapper = vtkDataSetMapper(scalar_mode=Mapper.ScalarMode.VTK_SCALAR_MODE_USE_POINT_FIELD_DATA,
- color_mode=Mapper.ColorMode.VTK_COLOR_MODE_MAP_SCALARS,
- scalar_visibility=True,
- scalar_range=data.GetArray(coloring_by).range,
- lookup_table=lut)
- extract >> data_mapper
- data_actor = vtkActor(mapper=data_mapper)
- data_actor.property.representation = Property.Representation.VTK_POINTS
- data_actor.property.point_size = 10
-
- # Finalize parallel coordinates view.
- view.render_window.size = (600, 300)
- view.render_window.WindowName = 'ParallelCoordinatesExtraction'
- view.renderer.gradient_background = True
- view.renderer.background2 = colors.GetColor3d('DarkBlue')
- view.renderer.background = colors.GetColor3d('MidnightBlue')
-
- # Set up the 3d render window and add both actors
- ren = vtkRenderer()
- # ren = view.renderer
- ren_win = vtkRenderWindow()
- # ren_win = view.render_window
- ren_win.AddRenderer(ren)
- iren = vtkRenderWindowInteractor()
- iren.render_window = ren_win
-
- ren.AddActor(outline_actor)
- ren.AddActor(data_actor)
-
- ren.ResetCamera()
- ren_win.Render()
-
- # Set up the render window.
- view.ResetCamera()
- view.Render()
-
- view.interactor.Start()
-
-
-@dataclass(frozen=True)
-class Mapper:
- @dataclass(frozen=True)
- class ColorMode:
- VTK_COLOR_MODE_DEFAULT: int = 0
- VTK_COLOR_MODE_MAP_SCALARS: int = 1
- VTK_COLOR_MODE_DIRECT_SCALARS: int = 2
-
- @dataclass(frozen=True)
- class ResolveCoincidentTopology:
- VTK_RESOLVE_OFF: int = 0
- VTK_RESOLVE_POLYGON_OFFSET: int = 1
- VTK_RESOLVE_SHIFT_ZBUFFER: int = 2
-
- @dataclass(frozen=True)
- class ScalarMode:
- VTK_SCALAR_MODE_DEFAULT: int = 0
- VTK_SCALAR_MODE_USE_POINT_DATA: int = 1
- VTK_SCALAR_MODE_USE_CELL_DATA: int = 2
- VTK_SCALAR_MODE_USE_POINT_FIELD_DATA: int = 3
- VTK_SCALAR_MODE_USE_CELL_FIELD_DATA: int = 4
- VTK_SCALAR_MODE_USE_FIELD_DATA: int = 5
-
-
-@dataclass(frozen=True)
-class Property:
- @dataclass(frozen=True)
- class Interpolation:
- VTK_FLAT: int = 0
- VTK_GOURAUD: int = 1
- VTK_PHONG: int = 2
- VTK_PBR: int = 3
-
- @dataclass(frozen=True)
- class Representation:
- VTK_POINTS: int = 0
- VTK_WIREFRAME: int = 1
- VTK_SURFACE: int = 2
-
-
-if __name__ == '__main__':
- main()
diff --git a/src/Testing/Baseline/PythonicAPI/InfoVis/TestParallelCoordinatesExtraction.png b/src/Testing/Baseline/PythonicAPI/InfoVis/TestParallelCoordinatesExtraction.png
deleted file mode 100644
index 63719c90db0..00000000000
--- a/src/Testing/Baseline/PythonicAPI/InfoVis/TestParallelCoordinatesExtraction.png
+++ /dev/null
@@ -1,3 +0,0 @@
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--
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