Temporal Reprojection

Computer Graphics · Anti-Aliasing and Filtering · temporal-reprojection.yaml

Uses per-pixel motion vectors to find where this pixel's surface was in the previous frame, making last frame's result available as an input to this one.

Colour is the family; a dashed line is the second member of it.

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G antialiasing-over-time Temporal Sample Reuse restir ReSTIR temporal-reprojection Temporal Reprojection restir->temporal-reprojection the previous frame's reservoir must be located svgf Spatiotemporal Variance-Guided Filtering svgf->temporal-reprojection the variance estimate comes from accumulated history taa Temporal Anti- Aliasing taa->temporal-reprojection the history must be aligned to this frame temporal-reprojection->antialiasing-over-time

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