Category "3d"

Not able to access Operator presets in Blender

I am unable to access the operator properties in the blender. Every time I add a new mesh in the scene, the operator windows appear but it is not accessible. I

Calculating a matrix to invert a "flattened" 3D rendering context

Context: In my web app I create several groups of elements all positioned relative to each other in 3d space. All elements have transform-style: preserve-3d. A

Pygame mouse position not precise enough to rotate the 3D scene

I need to rotate a 3D scene or a character using the mouse position: for example, if I move the mouse to the right, I want to turn to the right / the character

How to calculate 2d X-ray image projection given camera orientation (theta, phi, distance) and 3d object coordinates

I'm trying to recreate an X-ray projection I have 3D coordinates of an object of shape (100,3), spherical coordinates of the camera (theta, phi, distance), dist

Unity HDRP Dark Pixels on random objects and edges

I have been trying to fix this problem for the past 5 days There are a lot of annoying dark pixels on multiple random objects. Examples: Walls/Pillar: https://i

How do I generate a partial view of a mesh as a point cloud in Python?

I have a dataset of meshes, which I want to use to generate partial view data as point clouds. In other words, simulating the way an RGB-D sensor would work. My

How can I rotate a vector 90 degrees into a perpendicular plane, and then 15 degrees free from that plane?

What I ultimately want is a vector, giving the direction of the green line in the image below, knowing only the position of the yellow and green dots. To be mor

Blender render color different from the actual one

So, here's what i created But on rendering, the color changes.... I'm using cycles and HDRI.

Computing affine transformation between two sets of unpaired points

I have two sets of points, P and Q, where Q is a transformation of P (rotation, translation and scaling). The pairing of points is unknown. How would I go abo

Generate a GMM Dataset by using multivariate_normal from scipy.stats

How can I use from scipy.stats import multivariate_normal to generate data? In specific, I want to create a GMM data that contains 3 columns (features) and a la

Visualizing the permutohedron in 3D plot

I am trying to plot the Permutohedron in python using plotly, numpy, and pandas. This is my current code: import plotly.express as px import numpy as np import

Google Model Viewer is not displaying output

So, I used Google's Model Viewer for displaying GLB files. But it seems to be throwing these errors: >Access to fetch at 'file:///C:/Users/User/Desktop/Untit

Open 3D issues creating a 3D mesh

I am trying to create a 3D mesh in Open3D given a set of 3D points. My code is the following: pcd = o3d.geometry.PointCloud() pcd.points = o3d.utility.Vector3dV

How to plot 3D bounding boxes on Point Cloud Data(PCD) files for visualization?

I have centroid(xyz), dimensions(l,h,w) and rotation angle. PCD may contain many objects but I want to draw in a particular object

Issues with loading consecutive files on 3js

I am trying to create a 3d model viewing website for various student projects. Currently pulling from the 3js library to reference OBJs and MTLs on server. The

The prefab asset from the assetstore is not imported correctly (3d model with animation)

I am importing a purchased asset from an assetstore. Animated cat model. However, all prefabs are assembled incorrectly at once, the components are not in the

Unity3d - Trying to change color of Material via C#

I've looked all over for a solution for this and it seems simple enough but I don't understand why I can't change the property of one of the materials located o

No module named 'enthought' issue

I am having problems with plotting a 3D array called 's'. This issue is due to an error telling me that no module named enthought exists although I have already

live goelocalization of objects within a limited area with an existing data

I want to present and visualize multiple objects (with their height represented in cylinders, their directions, and other characteristics ) in a limited area o

OpenGL two rotations on one model

I have loaded a model of a coin, and I want it to constantly rotate around its axis: model = glm::rotate(model, (float)glfwGetTime(), glm::vec3(0, 1, 0)); But