StephenWei – Page 53

Godot: Texture, Grid Map, Move And Rotate

Add texture for mesh.
Create spatial material and set albedo texture for the object.
Create grid map
Create mesh object firstly, and Scene – Convert to – MeshLibrary
Control movements and make camera follow the translated tank.

By StephenWei, 4 years2020-12-29 ago

CPlusPlus

Write C++ / C Code For Godot

Create a library project in the outside IDE such as Virtual Studio and Qt Creator. Write our custom C++ class to add more functionalities for the Godot node.

By StephenWei, 4 years2020-12-24 ago

VTK

Scale vtkTextActor When We Zoom In/Out

I will show how to scale the string to follow the 3D model cone in the renderer by the following example.
Create class customIteractorStyle which inherited vtkInteractorStyleTrackballCamera

By StephenWei, 4 years2020-12-21 ago

Godot

The First Godot Program Show 3D Model

Create a main scene which has a child node Sprite that shows an image, a button that can hide image and button and show Spacial node when pressed. Drag the 3D

By StephenWei, 4 years2020-12-20 ago

Fitness

Self-fitness Movements In The Office

Here some fitness actions you can do in the office, they can rest your tense muscles and improve your postures.

By StephenWei, 4 years2020-12-19 ago

VTK

Convert Length Between Coordinate System, Rotate Vector, And Mark Position

The article shows a few tips in VTK development. There are simple tasks for most developers but the functions can be used in many situations. Convert the length value in the display coordinate system to the new value in the world coordinate system. double DisplayLenToWorldLen(const double &length) { Point p0( Read more…

By StephenWei, 4 years ago

VTK

VTK: Draw Rectangle And Area Pick

Let’s add three items to the render window. Draw a rectangle and pick all actors in the rectangle. The class vtkAreaPicker can help us to find these picked actors. I will show how to do it in the following code snippet. main.cpp CustomIteractorStyle.h CustomIteractorStyle.cpp But how to find the actors Read more…

By StephenWei, 4 years2020-12-07 ago

VTK

VTK: Show Display Bounds After Project Points

I had tried to show display coordinate bounds of the 3D model in the article VTK: Show Display Bounds. But the result is not good enough because the process that transforms the world coordinate point to display the coordinate point can generate error as we rotate the camera. So I Read more…

By StephenWei, 4 years2020-12-02 ago

VTK

VTK: Find Size Information Of 2D Curve In 3D Scene

Here is a curve in the 3D scene, the sphere represents its center. I want to find the axes of the 3D model just as vtkOBBTree, relative article: Explore The Orientation Of 3D Object. But all points on the curve are in the same plane, so neither vtkOBBTree nor vtkHull Read more…

By StephenWei, 4 years ago