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41 lines
1.6 KiB
41 lines
1.6 KiB
using Mapbox.Map;
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using Mapbox.Unity.Map;
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using Mapbox.Unity.MeshGeneration.Data;
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using Mapbox.Unity.MeshGeneration.Enums;
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using System;
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public class VectorDataFetcher : DataFetcher
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{
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public Action<UnityTile, VectorTile> DataRecieved = (t, s) => { };
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public Action<UnityTile, VectorTile, TileErrorEventArgs> FetchingError = (t, r, s) => { };
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//tile here should be totally optional and used only not to have keep a dictionary in terrain factory base
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public override void FetchData(DataFetcherParameters parameters)
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{
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var vectorDataParameters = parameters as VectorDataFetcherParameters;
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if(vectorDataParameters == null)
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{
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return;
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}
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var vectorTile = (vectorDataParameters.useOptimizedStyle) ? new VectorTile(vectorDataParameters.style.Id, vectorDataParameters.style.Modified) : new VectorTile();
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if (vectorDataParameters.tile != null)
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{
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vectorDataParameters.tile.AddTile(vectorTile);
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}
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vectorTile.Initialize(_fileSource, vectorDataParameters.canonicalTileId, vectorDataParameters.tilesetId, () =>
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{
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if (vectorDataParameters.tile != null && vectorDataParameters.tile.CanonicalTileId != vectorTile.Id)
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{
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//this means tile object is recycled and reused. Returned data doesn't belong to this tile but probably the previous one. So we're trashing it.
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return;
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}
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if (vectorTile.HasError)
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{
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FetchingError(vectorDataParameters.tile, vectorTile, new TileErrorEventArgs(vectorDataParameters.canonicalTileId, vectorTile.GetType(), vectorDataParameters.tile, vectorTile.Exceptions));
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}
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else
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{
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DataRecieved(vectorDataParameters.tile, vectorTile);
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}
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});
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}
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}
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