The article shows how to clip a cone by a plane. The vtkClipPolyData object provides a major algorithm to process the 3D model. Here is python script that describes all details about it. #!/usr/bin/env python import vtk cone = vtk.vtkConeSource() Read more…
Hallelujah input app is a very powerful tool for Mac user to write words. It can prompt the user to input some individual words that can’t spell. The application also supports to input Chinese words and translate them to English Read more…
vtkRandomGraphSource can be used to create a random graph which includes points and edges. vtkGraphLayoutView is a vtkRenderView which has its own renderer and iterator, we can use it to display graph view. from vtk import * # create a Read more…
The article shows how to use python and Mathematica to do elementary arithmetic with a few examples. The examples come from An Elementary Introduction To The Wolfram Language Calculate 10 to the power 12 python: print( 10**12 ) wolfram: 10^12 Read more…
The article shows how to use a list in python and Mathematica with a few examples. The examples come from An Elementary Introduction To The Wolfram Language Plot a list that counts up from 1 to 10, then down to Read more…
The airticle shows how to display list in python and mathematica with a few examples. The examples come from An Elementary Introduction To The Wolfram Language Make a bar chart of { 1, 1, 2, 3, 5 } Python: import Read more…
It’s weird to show console in GUI application for no matter what platform. For the qmake project, the relevant setting is: CONFIG += console CONFIG -= app_bundle We have to remove the console and keep app_bundle for qmake variable CONFIG Read more…
I often use the function AddInputData or AddInputConnection of vtkAppendPolydata that inherits vtkDataObjectAlgorithm to add multiple polydatas form a big one. That’s a very easy way to combine a few of different polydatas to only one. But I found that Read more…
The introduction of Just-in-Time (JIT) debugger tool drmingw： https://vroby.ddns.net/Public/sdlBasic/MinGW/doc/drmingw/drmingw.html It’s very easy to install this tool. We can download from the internet and unzip it: It’s necessary to put the directory of the tool bin in the environment variable Path Read more…