jupiter support

examples/advanced/densifycloud.py

@@ -1,7 +1,7 @@
-"""Adds new points to an input point cloud. 
+"""Adds new points to an input point cloud.
 The new points are created in such a way that
-all points in any local neighborhood are 
-within a target distance of one another. 
+all points in any local neighborhood are
+within a target distance of one another.
 """
 from vtkplotter import *
 import numpy as np
@@ -17,4 +17,4 @@
 print(apts.N(), '->', densecloud.N())
 
 ppp = Points(densecloud.coordinates())
-show(apts, densecloud, Text(__doc__), axes=8)
+show(apts, densecloud, Text(__doc__), axes=8)

examples/advanced/fitplanes.py

@@ -4,7 +4,7 @@
 For some of these point we show the fitting plane.
 Black points are the N points used for fitting.
 Green histogram is the distribution of residuals from the fitting.
-Both plane center and normal can be accessed from the 
+Both plane center and normal can be accessed from the
 attribute plane.info['center'] and plane.info['normal'].
 """
 from vtkplotter import *

examples/advanced/interpolateField.py

@@ -3,7 +3,7 @@
 
 Thin Plate Spline or Radial Basis Function.
 
-Example shows how to share the same vtkCamera 
+Example shows how to share the same vtkCamera
 between different Plotter windows.
 """
 from vtkplotter import Plotter, thinPlateSpline, Points, Arrows, show, Text

examples/advanced/moving_least_squares1D.py

@@ -1,5 +1,5 @@
 """
-This example shows how to use a variant of a 1 dimensional 
+This example shows how to use a variant of a 1 dimensional
 Moving Least Squares (MLS) algorithm to project a cloud
 of unordered points to become a smooth line.
 The parameter f controls the size of the local regression.

examples/advanced/moving_least_squares2D.py

@@ -1,11 +1,11 @@
 """
-This example shows how to use a variant of the 
-Moving Least Squares (MLS) algorithm to project a cloud 
+This example shows how to use a variant of the
+Moving Least Squares (MLS) algorithm to project a cloud
 of points to become a smooth surface.
 The parameter f controls the size of the local regression.
 The input actor's polydata is modified by the method
 so more than one pass is possible.
-If showNPlanes>0 an actor is built demonstrating the 
+If showNPlanes>0 an actor is built demonstrating the
 details of the regression for some random points
 In the second window we show the error estimated for
 each point in color scale (left) or in size scale (right).

examples/advanced/quadratic_morphing.py

@@ -1,6 +1,6 @@
 """
 Takes 2 shapes, source and target, and morphs source on target
-this is obtained by fitting 18 parameters of a non linear, 
+this is obtained by fitting 18 parameters of a non linear,
 quadratic, transformation defined in transform()
 The fitting minimizes the distance to the target surface
 using algorithms available in the scipy.optimize package.

examples/basic/align2.py

@@ -1,6 +1,6 @@
 """
 Example usage of align() method:
- generate two random sets of points as 2 actors 
+ generate two random sets of points as 2 actors
  and align them using the Iterative Closest Point algorithm.
 """
 from __future__ import division

examples/basic/bgImage.py

@@ -1,12 +1,12 @@
-"""Set a jpeg background image on a 
-vtkRenderingWindow layer, after 
-the first rendering it can be 
+"""Set a jpeg background image on a
+vtkRenderingWindow layer, after
+the first rendering it can be
 zoomed to fill the window."""
 from vtkplotter import Plotter, load, Polygon, Text, datadir
 
 doc = Text(__doc__, c="k", bg="w")
 
-vp = Plotter(N=2, size=(400, 800), axes=4, sharecam=0, 
+vp = Plotter(N=2, size=(400, 800), axes=4, sharecam=0,
 			 bg=datadir+"images/tropical.jpg")
 
 a1 = load(datadir+"flamingo.3ds").rotateX(-90)

examples/basic/buildmesh.py

@@ -15,4 +15,4 @@
 print('getCells() format is       :', a.getCells())
 print('getConnectivity() format is:', a.getConnectivity())
 
-show(a, Text(__doc__), viewup='z', axes=8)
+show(a, Text(__doc__), viewup='z', axes=8)

examples/basic/closewindow.py

@@ -8,11 +8,11 @@
 mesh = Paraboloid()
 
 vp1 = show(mesh, Text(__doc__), title='First Plotter instance')
- 
-# Now press 'q' to exit the window interaction, 
+
+# Now press 'q' to exit the window interaction,
 # windows stays open but not reactive anymore.
 
-# You can go back to interation mode by simpy calling:
+# You can go back to interavtion mode by simply calling:
 #show()
 
 input('\nControl returned to terminal shell:\nwindow is now unresponsive (press Enter)')
@@ -23,7 +23,7 @@
 # but mesh objects still exist in it:
 
 print("First Plotter actors:", vp1.actors)
-vp1.show() #THIS HAS NO EFFECT: window does not exist anymore. Cannot reopen.
+vp1.show()  # THIS HAS NO EFFECT: window does not exist anymore. Cannot reopen.
 
 ##################################################################
 # Can now create a brand new Plotter and show the old object in it
@@ -40,6 +40,6 @@
 vp3.show(Hyperboloid())
 
 from vtkplotter import closeWindow
-closeWindow() # automatically find and close the current window
+closeWindow()  # automatically find and close the current window
 
 print('done.')

examples/basic/clustering.py

@@ -1,5 +1,5 @@
 """
-Example usage of removeOutliers() 
+Example usage of removeOutliers()
 and cluster() methods.
 """
 from vtkplotter import show, cluster, removeOutliers, Text

examples/basic/colormaps.py

@@ -1,5 +1,5 @@
 """
-Example usage of pointColors to assign a color to each mesh vertex 
+Example usage of pointColors to assign a color to each mesh vertex
 by looking it up in matplotlib database of colormaps
 """
 print(__doc__)

examples/basic/connCells.py

@@ -17,16 +17,16 @@
 
 s = actor.subdivide(sub).clean(tol)
 
-coords = s.coordinates() 
+coords = s.coordinates()
 pactor = Points(coords)
 
 tomerge = []
 for p in coords:
     ipts = s.closestPoint(p, N=N, returnIds=True)
     pts = coords[ipts]
-    
+
     d = delaunay2D(pts, mode='fit').c('blue').wire()
-    
+
     piece = d.connectedCells(0, returnIds=False)
 
     show(pactor, d, piece, Point(p, c='r'), interactive=0)

examples/basic/connVtx.py

@@ -1,5 +1,5 @@
 """
-Find the vertices that are connected 
+Find the vertices that are connected
 to a specific vertex in a mesh.
 """
 from vtkplotter import *

examples/basic/flatarrow.py

@@ -7,7 +7,7 @@
     s, c = sin(i), cos(i)
     l1 = [[sin(x)+c,     -cos(x)+s,        x] for x in arange(0,3, 0.1)]
     l2 = [[sin(x)+c+0.1, -cos(x)+s + x/15, x] for x in arange(0,3, 0.1)]
-    
+
     FlatArrow(l1, l2, c=i, tipSize=1, tipWidth=1)
 
 show(collection(), viewup="z", axes=1, bg="w")

examples/basic/glyphs_arrows.py

@@ -17,7 +17,7 @@
 
 # get a list of random rgb colors
 nrs = np.random.randint(0, 10, len(coords1))
-cols = getColor(nrs) 
+cols = getColor(nrs)
 
 a2 = Arrows(coords1, coords2, c=cols, scale=0.5)
 

examples/basic/isolines.py

@@ -1,5 +1,5 @@
 """
-Draw the isolines of the 
+Draw the isolines of the
 active scalars on a surface
 """
 from vtkplotter import *

examples/basic/keypress.py

@@ -1,5 +1,5 @@
 """
-This example shows how to implement a custom function that is triggered by 
+This example shows how to implement a custom function that is triggered by
  pressing a keyboard button when the rendering window is in interactive mode.
  Every time a key is pressed the picked point of the mesh is used
  to add a sphere and some info is printed.

examples/basic/manyspheres.py

@@ -1,5 +1,5 @@
 """
-Example that shows how to draw very large number of 
+Example that shows how to draw very large number of
 spheres (same for Points, lines) with different colors
 or different radius. Resolution (res) can be specified.
 """

examples/basic/markpoint.py

@@ -1,5 +1,5 @@
 """
-Mark a specific point 
+Mark a specific point
 on a mesh with some text.
 """
 from vtkplotter import Sphere, Point, show, Text

examples/basic/mesh_coloring.py

@@ -1,6 +1,6 @@
 """
-Example on how to specify a color for each individual cell 
-or point of an actor's mesh. 
+Example on how to specify a color for each individual cell
+or point of an actor's mesh.
 Last example also shows the usage of addScalarBar3D().
 """
 print(__doc__)

examples/basic/mesh_map2cell.py

@@ -1,4 +1,4 @@
-"""How to transform/map an array 
+"""How to transform/map an array
 which is defined on the vertices of a mesh
 to its cells with mapPointsToCells()
 """

examples/basic/mesh_modify.py

@@ -12,4 +12,4 @@
     dsc.setPoints(coords)  # modify mesh
     show(dsc, t, axes=8, resetcam=0, interactive=0)
 
-interactive()
+interactive()

examples/basic/mesh_sharemap.py

@@ -1,5 +1,5 @@
 """
-How to share the same color map 
+How to share the same color map
 across different meshes.
 """
 print(__doc__)

examples/basic/multiblocks.py

@@ -12,7 +12,7 @@
 filename = "multiblock.vtm"
 
 mblock = write([poly, img], filename) #returns a vtkMultiBlockData
-printc("~save wrote file", filename, 
+printc("~save wrote file", filename,
 	   "and corresponding directory", c='g')
 
 # load back from file into a list of actors/volumes

examples/basic/multiwindows.py

@@ -1,5 +1,5 @@
 """
-Example of drawing objects on different windows 
+Example of drawing objects on different windows
 and/or subwindows within the same window.
 We split the main window in a 25 subwindows and draw something
 in specific windows numbers.

examples/basic/pca.py

@@ -1,5 +1,5 @@
 """
-Draw the PCA (Principal Component Analysis) ellipsoid that contains  
+Draw the PCA (Principal Component Analysis) ellipsoid that contains
 50% of a cloud of Points, then check if points are inside the surface.
 Extra info is stored in actor.info['sphericity'], 'va', 'vb', 'vc'.
 """

examples/basic/silhouette.py

@@ -13,4 +13,4 @@
      sx.silhouette(),
      sy.silhouette(),
      sz.silhouette(),
-     Text(__doc__), axes=1, viewup='z', bg='w')
+     Text(__doc__), axes=1, viewup='z', bg='w')

examples/basic/sliders.py

@@ -22,7 +22,7 @@ def slider2(widget, event):
 vp.addSlider2D(slider1, -9, 9, value=0, pos=4, title="color number")
 
 vp.addSlider2D(
-    slider2, xmin=0.01, xmax=0.99, value=0.5, 
+    slider2, xmin=0.01, xmax=0.99, value=0.5,
     pos=14, c="blue", title="alpha value (opacity)"
 )
 vp.show()

examples/basic/trail.py

@@ -1,5 +1,5 @@
 """
-Example usage of addTrail(). 
+Example usage of addTrail().
 Add a trailing line to a moving object.
 """
 print(__doc__)

examples/basic/tube.py

@@ -1,5 +1,5 @@
 """
-A scalar array can be specified to vary 
+A scalar array can be specified to vary
 radius and color of a line represented as a tube.
 """
 print(__doc__)

examples/notebooks/README.md

@@ -2,8 +2,11 @@
 This functionality is still experimental.
 It allows to embed a redering window into a jupyter notebook via 
 [K3D](https://github.com/K3D-tools/K3D-jupyter)
-(or optionally with 
-[panel](https://github.com/pyviz/panel)).
+(or optionally with [panel](https://github.com/pyviz/panel)).
+
+On top of this K3D allows to export an interactive
+[snapshot](https://vtkplotter.embl.es/examples/K3D_snapshot.html)
+of the rendered scene.
 
 `jupyter notebook examples/notebooks/embryo.ipynb`
 

examples/other/export_x3d.py

@@ -1,5 +1,5 @@
-"""Embed a 3D scene 
-in a webpage with 
+"""Embed a 3D scene
+in a webpage with
 x3dom and vtkplotter"""
 from vtkplotter import *
 
@@ -10,7 +10,7 @@
 t = Text(__doc__, pos=[3000., 2000., 4723], s=150, c='w', depth=0.1)
 show(t, e)
 
-# This exports the scene and generates 2 files: 
+# This exports the scene and generates 2 files:
 # embryo.x3d and an example embryo.html to inspect in the browser
 exportWindow('embryo.x3d')
 

examples/other/icon.py

@@ -1,6 +1,6 @@
 """
-Make a icon actor to indicate orientation 
-and place it in one of the 4 corners 
+Make a icon actor to indicate orientation
+and place it in one of the 4 corners
 within the same renderer.
 """
 from vtkplotter import *

examples/other/makeVideo.py

@@ -16,7 +16,7 @@
 
 for i in range(80):
     vp.show()  # render the scene first
-    vp.camera.Elevation(1) 
+    vp.camera.Elevation(1)
     vp.camera.Azimuth(2)  # rotate by 5 deg at each iteration
     video.addFrame()
 

examples/other/qt_embed.py

@@ -1,5 +1,5 @@
 """
-A sort of minimal example of how to embed a rendering window 
+A sort of minimal example of how to embed a rendering window
 into a qt application.
 """
 print(__doc__)

examples/other/remesh_ACVD.py

@@ -10,7 +10,7 @@
 
 # Create clustering object
 poly = amesh.clone().triangle().clean().polydata()
-cobj = Clustering.Cluster(poly) 
+cobj = Clustering.Cluster(poly)
 
 # Generate clusters
 cobj.GenClusters(1000, max_iter=10000, subratio=10)