2020.1.0

• revised plotting
• added matplotlib-like syntax as in plot()
• spherical histograms
• background color now defaults to white
• added Mesh.idLabels() to generate cells and point ID labels
• added new examples and general cleanup
• circleCI now works for the stable fenics release

2020.0.2

• Added shapes Arrow2D and Arrows2D, SphericGrid, CubicGrid
• completely revised customizable axes=1 type
  • axes can be created for each object independently
• quiver plots, scatter plots, error bands plots
• plotting in spherical coordinates
• Added type '2d' backend to plot static images in notebooks.
  Available backends:

from vtkplotter import *
# embedWindow('2d')
# embedWindow('k3d')
# embedWindow('itk')
# embedWindow('panel')
# embedWindow(False)

• Added wavefront format .OBJ writer

2020.0.1

• added type axes=11 (horizontal grid)
• fix bug by @m-albert on Volume from numpy object
• fix typos in docs
• change old fashioned list(zip()) to np.stack()
• change [0]*len(z) to np.zeros_like(z)
• add testing directory with circleCI
• examples and package are now split into two separate repos
• added possibility to run any example from CLI
  vtkplotter --run shrink.py
  or list them all with
  vtkplotter --list
• reshuffled methods by splitting actors.py module
• general improvements and stability
• some methods are now deprecated: getPoints becomes points() etc.
• Actor() becomes Mesh()
• added advanced/centerline.py examples

2019.4.10

• added PDV paraview file reading.
• PDB protein data bank file reader
• added error bars in plotxy()
• fast fitting of 2d circles with utils.fitCircle2D()
• added flag-style pop-up labels for meshes and volumes
• added settings for resolving polygonal clashes with mesh edges
• built in set of parametric surfaces in shapes.py module
• improved plotting2d with error bars
• added warpMeshToPoint() method
• improved texture control, can pass texture coords explicitly
• fix trimesh problem with coloring vertices
• can use "panel" backend in notebooks

2019.4.9

• various fixes
• polar axes type axes=11 added in show()

2019.4.6

• added new window shape descriptor (in examples/basic/multiwindows.py)
• Kochanek-Bartel splining
• polygon extrusion
• select cells within input bounds

2019.4.5

• improved histogramming
• minor bug fixes

2019.4.4

• added animation module
• compatible with dolfin 2019, added new examples
• pygmsh example
• fixing of qt window opening in notebooks

2019.4.3

• added new itkwidgets as notebook backend (still incomplete)
• fixed dangerous bug in utils.cart2spher(x, y, z), which can seriously affect analyses using it.
• GUI for windows users, including a drag&drop icon
• new keypress options (lighting/shading), improved response

2019.4.1

• improved support for trimesh
• bug fixes
• export dolfin xml format
• k3d camera manipulation via vtkCamera obj