Category "3d"

How to edit mesh properties after adding in Blender

Right after adding a mesh object to my scene in Blender, in the tools panel appears a really helpful tooltip named "add [mesh name]", well Im sure everyone know

Javascript 3D Model

I need support in finishing some javascript code that finally should generate a 3D model. However I'm struggling as I keep getting errors. Kindly find the code

How to achieve realistic Depth of Field effect in SceneKit?

I'm trying to render a frame, with realistic depth of field effect. I've already tried the depth of field properties in the camera node, but it doesn't produce

PyInstaller executable not working with panda3d. No graphics pipe availabe

I am having an issue with a program, which uses panda3d. It works perfectly when executed as a pythonscript, but the version, which is compiled (or rather packa

Python & Matplotlib: Make 3D plot interactive in Jupyter Notebook

I use Jupyter Notebook to make analysis of datasets. There are a lot of plots in the notebook, and some of them are 3d plots. I'm wondering if it is possible t

how to rotate a 3D surface in matplotlib

I have written code to plot a 3D surface of a parabaloid in matplotlib. How would I rotate the figure so that the figure remains in place (i.e. no vertical or

PPF 3D Models Matching OpenCV C++

I am developing an application that: Reads 7 model files and trains a PPF 3D Detector; Reads a scene file and try to match with the detector; Store the resu

Vypython: AttributeError: 'box' object has no attribute 'idx'

I am new to vpython and trying to learn. However, right after installing the module with "pip install vpython" and making a python file that contains this : fro

opengl - how to put texture on 3d irregular object

I have to create animation where gatling gun will be shoot (it doesn't have to be complex, cause it's just a practice). I drew basic version of my gun which loo

Why is a single depth buffer sufficient for this vulkan swapchain render loop?

I was following the vulkan tutorial at https://vulkan-tutorial.com/ and at the depth buffering chapter, the author Alexander Overvoorde mentions that "We only n

Converting 3D position to 2d screen position [r69!]

I need Three.js code to convert 3D object coordinates to 2d ones in a 'div' element so that I can place text labels where they need to be (without those labels

Mapping coordinates from plane given by normal vector to XY plane

So, I have this algorithm to calculate cross-section of 3D shape with plane given with normal vector. However, my current problem is, that the cross-section is

Average transformation matrix for a list of transformations

I have multiple estimates for a transformation matrix, from mapping two point clouds to each other via ICP (Iterative Closest Point). How can I generate the av

Python 2.7: Mayavi Flow function using six input arrays

I am attempting to accurately visualize some CFD data using Mayavi's flow function. I have six 100x100x100 arrays (X, Y, Z, U, V, W), pertaining to the positio

Is it possible to create 3d model in JavaFX 8 without texture?

I'd like to create a model in JavaFX 8 application which will have ~400000 polygons. And I don't need any texture, only simple color. Commonly it's necessary to

An articulated 3D human in HTML5

I am developing an open sign language gesture builder, in some ways very similar to Vcom3D's Gesture Builder - see product demo on bottom of this page. The mai

threejs get center of object

I have trying to retrieve and plot the centerpoint of some objects but I keep getting the same value for all my objects which is x=0, y=0 and z=0. So my centerp

Matlab stops interpolating colors on a mesh correctly if it is larger than 120 triangles

I'm trying to draw a large mesh in Matlab using the trimesh function, with the z coordinate of the vertices controlling the color. Unfortunately, Matlab stops i

3d Models are not properly showing by the "flutter_cube: ^0.0.4" in flutter

It is not showing proper 3d models it shows only the shadow of the models. How I am wrong or How it will show the same models? Both pictures are here real mode

Changing the way three.js projects a texture onto a halfsphere

I am currently trying to project an image onto the inside of a halfsphere in a three.js project. The half sphere is created via const geometry = new THREE.Spher