Current map

Summary

Advanced / Debug Data
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Full Generation Performance

Average, max, P95, breakdown, terrain type, area, and seconds per 1,000 cells.

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Patch / Additional Generation Performance

Preview and alternative patch generation, including selected area and normalized cost.

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Viewport Interaction Latency

Pan and zoom are aggregated separately for fast redraw and full redraw phases.

Current render

Viewport / Feature Diagnostics

Drawn cell count, viewport size, canvas size, and feature counts used to separate generation cost from rendering cost.

Patch area

Selection / Write Ratio

Patch seam

Seam Diagnostics

Magenta: seam outline. Red: disconnected or critical. Orange: topology/boundary warning. Green: retained transport crossing.

Runtime

Worker / World Diagnostics

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Warnings / Errors

Recent invalid selections, worker fallbacks, failed generations, and other UI-visible diagnostics.

Notes

Debug Policy

Patch workflow

Preview Area inspects a candidate patch. Apply Preview commits it; Discard resets it.

Readable default UI

Verbose debug layers and unused legend entries stay outside the default controls.