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MayaVi

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MayaVi
File:MayaVi Logo.png
A screenshot of the main window, with an example visualization
A screenshot of the main window, with an example visualization
Developer(s)Enthought
Initial release2019; 7 years ago (2019)
Stable release
4.8.1 / October 18, 2022; 3 years ago (2022-10-18)[1]
Written inPython, VTK, wxPython/Qt
Engine
    Operating systemLinux, Mac OS X, Microsoft Windows
    Available inEnglish
    TypeData visualization
    LicenseBSD License
    Websitedocs.enthought.com/mayavi/mayavi/

    Search MayaVi on Amazon.

    MayaVi is a scientific data visualizer written in Python, which uses VTK and provides a GUI via Tkinter. MayaVi was developed by Prabhu Ramachandran, is free and distributed under the BSD License. It is cross-platform and runs on any platform where both Python and VTK are available (almost any Unix, Mac OS X, or Windows). MayaVi is pronounced as a single name, "Ma-ya-vee", meaning "magical" in Sanskrit. The code of MayaVi has nothing in common with that of Autodesk Maya or the Vi text editor.[2]

    The latest version of MayaVi, called Mayavi2, is a component of the Enthought suite of scientific Python programs. It differs from the original MayaVi by its strong focus on making an interactive program and a reusable component for 3D plotting in Python. Although it exposes a slightly different interface and API than the original MayaVi, it now has more features.[3][4]

    Major features

    • visualizes computational grids and scalar, vector, and tensor data
    • an easy-to-use GUI
    • can be imported as a Python module from other Python programs or can be scripted from the Python interpreter
    • supports volume visualization of data via texture and ray cast mappers
    • support for any VTK dataset using the VTK data format
    • support for PLOT3D data
    • multiple datasets can be used simultaneously
    • provides a pipeline browser, with which objects in the VTK pipeline can be browsed and edited
    • imports simple VRML and 3D Studio scenes
    • custom modules and data filters can be added
    • exporting to PostScript files, PPM/BMP/TIFF/JPEG/PNG images, Open Inventor, Geomview OOGL, VRML files, Wavefront .obj files, or RenderMan RIB file

    Examples

    Spherical harmonics

    File:Mayavi spherical harmonics Y 3 0.jpg
    The spherical harmonic function Y30(θ,φ)
    from numpy import linspace, meshgrid, array, sin, cos, pi, abs
    from scipy.special import sph_harm
    from mayavi import mlab
    
    theta_1d = linspace(0,   pi,  91) 
    phi_1d   = linspace(0, 2*pi, 181)
    
    theta_2d, phi_2d = meshgrid(theta_1d, phi_1d)
    xyz_2d = array([sin(theta_2d) * sin(phi_2d),
                    sin(theta_2d) * cos(phi_2d),
                    cos(theta_2d)]) 
    l = 3
    m = 0
    
    Y_lm = sph_harm(m, l, phi_2d, theta_2d)
    r = abs(Y_lm.real) * xyz_2d
    
    mlab.figure(size=(700, 830))
    mlab.mesh(r[0], r[1], r[2], scalars=Y_lm.real, colormap="cool")
    mlab.view(azimuth=0, elevation=75, distance=2.4, roll=-50)
    mlab.savefig("Y_%i_%i.jpg" % (l, m))
    mlab.show()
    

    References

    1. "mayavi · PyPI". pypi.org. Retrieved 2023-11-28.
    2. "MayaVi project page". SourceForge.
    3. "MayaVi2 wiki page". Archived from the original on 2013-01-30. Retrieved 2024-05-08.
    4. "MayaVi2 project page".

    External links


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