Hi, I’m newbie with shaders and I didn’t use matrix for a while… (I’m not Neo :smile:) I want meshes face to the camera only on 2 axis I know it’s like billboard and I can take a look on THREE.Sprite but I’m not able to make it working… From three.js sprite vertex glsl: uniform float rotation; …

Just recalled about this topic, surfing @hofk ’s collection of examples. Seems it works with InstancedMesh and slightly modified MeshBasicMaterial ( modification ), in which you pass a quaternion in uniform: https://jsfiddle.net/prisoner849/g8j24z0n/

Mesh points to the camera on only 2 axis with shaders

Questions

prisoner849 December 14, 2020, 12:04pm 3

@herve3d Hi!
You can do it on js side: https://jsfiddle.net/prisoner849/w19d5km7/

3 Likes

Is it possible to lay sprites flat on a plain?

Topic		Replies	Views
How to keep a mesh horizontally facing camera using trackball controls? Questions shaders , transform	2	763	September 6, 2018
How to make point always look at sphere zero point Questions shader	5	1022	January 4, 2022
Axis-aligned sprites? Questions geometry	2	1218	August 30, 2021
InstanceGeometry always facing camera Questions instancing , sprites	6	4960	April 11, 2018
Billboarding Instanced Object Questions instancing , shaders	4	3967	April 9, 2019

Mesh points to the camera on only 2 axis with shaders

Related topics