All Questions
5
questions
1
vote
1
answer
1k
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Setting global rotation of a vector using a quaternion in THREE.js
I would like to set the absolute global rotation of a vector using a quaternion.
Let's say I have a function f(v, q) which rotates vector v to quaternion q.
THREE.Vector3 has a .applyQuaternion ...
- 9,069
0
votes
1
answer
1k
views
Rotate camera to look at Selected object in three.js
I am trying to design a map. So, when I select any geometry, I want the object to come at the centre of the viewport and the camera to be looking at it. I have spent quite a lot of time looking ...
- 85
3
votes
0
answers
274
views
Rotation of an object in the tangent space of a globe
Given the two following inputs:
a point on a sphere (like an observer on Earth);
and the world matrix of an object in space (the position and attitude of a satellite),
how to get the azimuth and ...
- 4,174
1
vote
1
answer
707
views
THREE.js - Quaternion to lat, lon
I am trying to convert vrDisplays rotation (comes in quaternions) to latitude and longitude, since an API I use needs the current rotation of the head mounted display in lat and lon values.
...
- 532
0
votes
2
answers
416
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3D: avoid pinching at poles when creating sphere from polar coordinates
I'm using Wikipedia's spherical coordinate system article to create a sphere made out of particles in Three.js. Based on this article, I created a small Polarizer class that takes in polar coordinates ...
- 28.2k