1 #ifndef OSMIUM_AREA_MULTIPOLYGON_COLLECTOR_HPP 2 #define OSMIUM_AREA_MULTIPOLYGON_COLLECTOR_HPP 74 template <
typename TAssembler>
79 using assembler_config_type =
typename TAssembler::config_type;
86 static constexpr
size_t initial_output_buffer_size = 1024 * 1024;
87 static constexpr
size_t max_buffer_size_for_flush = 100 * 1024;
90 if (this->callback()) {
93 swap(buffer, m_output_buffer);
94 this->callback()(std::move(buffer));
99 if (m_output_buffer.
committed() > max_buffer_size_for_flush) {
100 flush_output_buffer();
108 m_assembler_config(assembler_config),
109 m_output_buffer(initial_output_buffer_size,
osmium::memory::Buffer::auto_grow::yes) {
130 if ((!std::strcmp(type,
"multipolygon")) || (!std::strcmp(type,
"boundary"))) {
162 TAssembler assembler(m_assembler_config);
163 assembler(way, m_output_buffer);
164 m_stats += assembler.stats();
165 possibly_flush_output_buffer();
176 std::vector<const osmium::Way*> ways;
177 for (
const auto& member : relation.
members()) {
178 if (member.ref() != 0) {
179 const size_t offset = this->get_offset(member.type(), member.ref());
185 TAssembler assembler(m_assembler_config);
186 assembler(relation, ways, m_output_buffer);
187 m_stats += assembler.stats();
188 possibly_flush_output_buffer();
195 flush_output_buffer();
202 swap(buffer, m_output_buffer);
213 #endif // OSMIUM_AREA_MULTIPOLYGON_COLLECTOR_HPP WayNodeList & nodes()
Definition: way.hpp:89
void possibly_flush_output_buffer()
Definition: multipolygon_collector.hpp:98
osmium::area::area_stats m_stats
Definition: multipolygon_collector.hpp:84
bool keep_relation(const osmium::Relation &relation) const
Definition: multipolygon_collector.hpp:122
const TagList & tags() const
Get the list of tags for this object.
Definition: object.hpp:325
type
Definition: entity_bits.hpp:63
RelationMemberList & members()
Definition: relation.hpp:185
Definition: relation.hpp:168
MultipolygonCollector(const assembler_config_type &assembler_config)
Definition: multipolygon_collector.hpp:106
Definition: entity_bits.hpp:72
void swap(Buffer &lhs, Buffer &rhs)
Definition: buffer.hpp:770
void way_not_in_any_relation(const osmium::Way &way)
Definition: multipolygon_collector.hpp:151
Definition: relation.hpp:57
void flush()
Definition: multipolygon_collector.hpp:194
Namespace for everything in the Osmium library.
Definition: assembler.hpp:73
Definition: collector.hpp:97
Definition: location.hpp:53
const assembler_config_type m_assembler_config
Definition: multipolygon_collector.hpp:80
const osmium::area::area_stats & stats() const noexcept
Definition: multipolygon_collector.hpp:112
osmium::memory::Buffer read()
Definition: multipolygon_collector.hpp:198
void complete_relation(osmium::relations::RelationMeta &relation_meta)
Definition: multipolygon_collector.hpp:172
item_type type() const noexcept
Definition: relation.hpp:130
Definition: multipolygon_collector.hpp:75
osmium::Location & location() noexcept
Definition: node_ref.hpp:79
osmium::memory::Buffer m_output_buffer
Definition: multipolygon_collector.hpp:82
size_t committed() const noexcept
Definition: buffer.hpp:268
bool ends_have_same_location() const
Definition: way.hpp:120
Definition: buffer.hpp:97
bool keep_member(const osmium::relations::RelationMeta &, const osmium::RelationMember &member) const
Definition: multipolygon_collector.hpp:140
const NodeRef & front() const noexcept
Definition: node_ref_list.hpp:126
const NodeRef & back() const noexcept
Definition: node_ref_list.hpp:138
T & get(const size_t offset) const
Definition: buffer.hpp:413
const char * get_value_by_key(const char *key, const char *default_value=nullptr) const noexcept
Definition: tag.hpp:127
void flush_output_buffer()
Definition: multipolygon_collector.hpp:89
size_type size() const noexcept
Definition: node_ref_list.hpp:83