pmndrs / pmndrs/postprocessing
Implement NoisePass
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- Dominant language
- JavaScript
- Stars
- 2.9k
- Forks
- 251
- Avg merge
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- Merged PRs (30d)
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Description
Description
Implement a NoisePass that supports rendering animated noise textures.
References:
- https://github.com/stegu/psrdnoise/
- https://thebookofshaders.com/11/
- https://jcgt.org/published/0011/01/02/
- https://github.com/stegu/webgl-noise/
Tasks
- Create
NoiseTypeenum. - Create
NoisePass. - Add unit test.
Implementation Details
- Support 2D white noise, 2D RGB noise and simplex noise (2D & 3D).
Contributor guide
First steps
- Read the whole issue, then the project's contributing guide.
- Comment on the issue to say you are picking it up — it saves two people doing the same work.
- Fork the repository and make your change on a branch.
- Open a pull request that references the issue number.
Research direction
Start by reviewing existing pass implementations and unit-test conventions in the postprocessing repository, then read the linked psrdnoise, The Book of Shaders, JCGT, and webgl-noise references. Define the NoiseType enum, create NoisePass, and add a unit test covering 2D white noise, 2D RGB noise, and 2D and 3D simplex noise with animation support.
Written by the indexing model from the issue text.
Assessment
- Tech stack
- javascript
- Domain
- computer-graphics
- Issue type
- Feature
- Difficulty
- 4/5
- Estimated time
- 3-5 days
- Activity status
- Stale
- Clarity
- Mostly clear
- Newbie friendliness
- 45/100