Speed up runtime by reducing allocation churn in tile generation#902

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Symmetricity:perf/reduce-allocation-churn

Commits on May 25, 2026

Cache recent sorted node chunks

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Reuse fast clip scratch ring

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Move scaled geometry rings

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Reserve Visvalingam output storage

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Avoid geometry copies while indexing

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Use segments for line tile intersections

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Reserve OSMStore geometry output

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Reserve way geometry buffers

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Pre-size populated multipolygons

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Reserve closed-way polygon construction

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Reserve split linestring output

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Avoid copying low zoom object lists

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Reuse polygon area projection buffer

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Commits on May 27, 2026

Reuse scaled polygon output buffer

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Fill way geometry buffers directly

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Skip bounded line clipping

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Move corrected ring results

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Forward combined geometry results

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Reuse dissolve intersection output buffer

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Move uncached multipolygons into clipping

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Skip redundant fast clip edge passes

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