pmndrs / pmndrs/postprocessing

Implement PixelationEffect

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Dominant language
JavaScript
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Description

Description

Implement a PixelationEffect.

References:

Tasks
  • Create PixelationEffect.
  • Create pixelation demo.
  • Add unit test.
Implementation Details
  • Use G-Buffer textures (depth, normals).
  • Check if EdgeDetectionMaterial from SMAA can be reused.
  • Check if normal/depth outline code overlaps with OutlineEffect.

Contributor guide

Open the contributing guide

First steps

  1. Read the whole issue, then the project's contributing guide.
  2. Comment on the issue to say you are picking it up — it saves two people doing the same work.
  3. Fork the repository and make your change on a branch.
  4. Open a pull request that references the issue number.

Research direction

Start by reading the referenced three.js RenderPixelatedPass implementation. Then investigate whether SMAA's EdgeDetectionMaterial can be reused and how the normal/depth outline code overlaps with OutlineEffect. Done means a PixelationEffect, a pixelation demo, and a unit test are added.

Written by the indexing model from the issue text.

Assessment

Tech stack
javascript, three.js
Domain
computer-graphics
Issue type
Feature
Difficulty
5/5
Estimated time
Over a week
Activity status
Stale
Clarity
Mostly clear
Newbie friendliness
35/100

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