droste | recursion schemes for cats ; iterate | Functional Programming library
kandi X-RAY | droste Summary
kandi X-RAY | droste Summary
Droste is a recursion library for Scala.
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QUESTION
I am trying to use WebGL achieve Droste effect on a cube's faces. There is a single mesh in the viewport, a cube, and all of its faces share the same texture. To achieve Droste effect, I update the texture on each frame and I actually just take a snapshot of the canvas
whose WebGL context I am drawing to, which over time results in the Droste effect as the snapshot increasingly contain more and more nested past frames.
There is a demo of what I have right now in action here:
https://tomashubelbauer.github.io/webgl-op-1/?cubeTextured
The code in question follows:
...ANSWER
Answered 2019-Jul-02 at 03:52From this article
The normal way to do this is to render to a texture by attaching that texture to a framebuffer.
QUESTION
I have got comments within comments within comments in an Object (much like a droste effect). For every comment a certain action needs to be performed. The comments can go on indefinately. How should I loop though them?
E.g
...ANSWER
Answered 2018-Feb-15 at 08:35You need a recursive function. Something like this should work:
You could also make this functional and remove potential side-effects.
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