kopia lustrzana https://github.com/onthegomap/planetiler
95 wiersze
3.9 KiB
Java
95 wiersze
3.9 KiB
Java
package com.onthegomap.flatmap.config;
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import java.time.Duration;
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/**
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* Holder for common parameters used by many components in flatmap.
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*/
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public record FlatmapConfig(
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Arguments arguments,
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Bounds bounds,
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int threads,
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Duration logInterval,
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int minzoom,
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int maxzoom,
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boolean deferIndexCreation,
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boolean optimizeDb,
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boolean emitTilesInOrder,
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boolean forceOverwrite,
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boolean gzipTempStorage,
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String nodeMapType,
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String nodeMapStorage,
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String httpUserAgent,
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Duration httpTimeout,
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long downloadChunkSizeMB,
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int downloadThreads,
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double minFeatureSizeAtMaxZoom,
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double minFeatureSizeBelowMaxZoom,
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double simplifyToleranceAtMaxZoom,
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double simplifyToleranceBelowMaxZoom
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) {
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public static final int MIN_MINZOOM = 0;
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public static final int MAX_MAXZOOM = 14;
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public FlatmapConfig {
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if (minzoom > maxzoom) {
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throw new IllegalArgumentException("Minzoom cannot be greater than maxzoom");
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}
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if (minzoom < MIN_MINZOOM) {
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throw new IllegalArgumentException("Minzoom must be >= " + MIN_MINZOOM + ", was " + minzoom);
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}
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if (maxzoom > MAX_MAXZOOM) {
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throw new IllegalArgumentException("Max zoom must be <= " + MAX_MAXZOOM + ", was " + maxzoom);
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}
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}
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public static FlatmapConfig defaults() {
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return from(Arguments.of());
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}
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public static FlatmapConfig from(Arguments arguments) {
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return new FlatmapConfig(
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arguments,
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new Bounds(arguments.bounds("bounds", "bounds")),
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arguments.threads(),
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arguments.getDuration("loginterval", "time between logs", "10s"),
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arguments.getInteger("minzoom", "minimum zoom level", MIN_MINZOOM),
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arguments.getInteger("maxzoom", "maximum zoom level (limit 14)", MAX_MAXZOOM),
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arguments.getBoolean("defer_mbtiles_index_creation", "skip adding index to mbtiles file", false),
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arguments.getBoolean("optimize_db", "optimize mbtiles after writing", false),
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arguments.getBoolean("emit_tiles_in_order", "emit tiles in index order", true),
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arguments.getBoolean("force", "force overwriting output file", false),
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arguments.getBoolean("gzip_temp", "gzip temporary feature storage (uses more CPU, but less disk space)", false),
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arguments
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.getString("nodemap_type", "type of node location map: noop, sortedtable, or sparsearray", "sortedtable"),
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arguments.getString("nodemap_storage", "storage for location map: mmap or ram", "mmap"),
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arguments.getString("http_user_agent", "User-Agent header to set when downloading files over HTTP",
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"Flatmap downloader (https://github.com/onthegomap/flatmap)"),
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arguments.getDuration("http_timeout", "Timeout to use when downloading files over HTTP", "30s"),
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arguments.getLong("download_chunk_size_mb", "Size of file chunks to download in parallel in megabytes", 100),
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arguments.getInteger("download_threads", "Number of parallel threads to use when downloading each file", 1),
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arguments.getDouble("min_feature_size_at_max_zoom",
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"Default value for the minimum size in tile pixels of features to emit at the maximum zoom level to allow for overzooming",
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256d / 4096),
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arguments.getDouble("min_feature_size",
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"Default value for the minimum size in tile pixels of features to emit below the maximum zoom level",
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1),
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arguments.getDouble("simplify_tolerance_at_max_zoom",
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"Default value for the tile pixel tolerance to use when simplifying features at the maximum zoom level to allow for overzooming",
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256d / 4096),
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arguments.getDouble("simplify_tolerance",
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"Default value for the tile pixel tolerance to use when simplifying features below the maximum zoom level",
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0.1d)
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);
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}
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public double minFeatureSize(int zoom) {
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return zoom >= maxzoom ? minFeatureSizeAtMaxZoom : minFeatureSizeBelowMaxZoom;
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}
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public double tolerance(int zoom) {
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return zoom >= maxzoom ? simplifyToleranceAtMaxZoom : simplifyToleranceBelowMaxZoom;
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}
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}
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