Sending an array of `vec2` values to fragment shader

[Leonidas]

Hi @Ertugrul_Cetin,

Yes, it requires flattening and passing your whole array at once. Check this post for instructions, and also check the WebGL 1 vs 2 compatibility follow up at the end:

Sending array to a shader

I apologize for reviving an older thread, I had trouble myself sending an array to a shader. I was able to resolve my issue, posting my findings since there were a lot unanswered threads on the subject, in case it’s of help (@mvaligursky do step in if I got something wrong). To make sure an array uniform is created: You need to add [0] to your uniform name, at the end. Passing Float32Array and dynamic JS arrays is supported. I think the exact length of the array is what specifies the type of …