pmndrs / pmndrs/postprocessing

Implement SMAA T2x

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Dominant language
JavaScript
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Description

Description

Add support for T2x to SMAAEffect. The goal is to use one past frame to reduce shimmering and pixel crawl.

References:

Tasks
  • Implement T2x.
  • Update smaa demo.
Implementation Details
  • Should be done after GBuffer.VELOCITY is implemented.
  • Use G-Buffer components (velocity).

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 with SMAAEffect and the smaa demo, then review the dependency on GBuffer.VELOCITY described in the issue. Use the linked SMAA references to understand T2x and its use of one past frame. Done means T2x is implemented and the smaa demo demonstrates the updated effect.

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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