C++ (Cpp) Bucket::addGeometry示例

void TileWorker::addBucketGeometries(Bucket& bucket, const GeometryTileLayer& layer, const FilterExpression &filter) {
    for (std::size_t i = 0; i < layer.featureCount(); i++) {
        auto feature = layer.getFeature(i);

        if (state == TileData::State::obsolete)
            return;

        GeometryTileFeatureExtractor extractor(*feature);
        if (!evaluate(filter, extractor))
            continue;

        bucket->addGeometry(feature->getGeometries());
    }
}

示例#2

显示文件

文件： tile_parser.cpp 项目： ljbade/mapbox-gl-native

void TileParser::addBucketGeometries(Bucket& bucket, const VectorTileLayer& layer, const FilterExpression &filter) {
    FilteredVectorTileLayer filtered_layer(layer, filter);
    for (pbf feature : filtered_layer) {
        if (obsolete())
            return;

        while (feature.next(4)) { // geometry
            pbf geometry_pbf = feature.message();
            if (geometry_pbf) {
                bucket->addGeometry(geometry_pbf);
            } else if (debug::tileParseWarnings) {
                fprintf(stderr, "[WARNING] geometry is empty\n");
            }
        }
    }
}