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TAA (Temporal AA) ​

TAA (Temporal Antialiasing) is a time-based antialiasing technique that blends previous frames with the current frame to eliminate jagged edges.

1. Pros & Cons ​

  • Pros:
    • Delivers the highest antialiasing quality, resolving not only geometry outlines but also internal high-contrast texture patterns, alpha cutoff (MASK) edges, and PBR specular shimmering.
  • Cons:
    • Because it accumulates multiple frames over time, slight ghosting artifacts may appear on fast-moving objects or during rapid camera movement.

2. Usage ​

Enabled via antialiasingManager.useTAA. Enabling this automatically disables MSAA or FXAA.

javascript
// Enable TAA (Other AAs are disabled)
redGPUContext.antialiasingManager.useTAA = true;

3. Quality Comparison ​

StateResult Image
Disabled (NONE)None
TAA EnabledTAA

Next Step: Learn MSAA