Use 'const' where possible in extractor and simplify iterator loop.

This commit is contained in:
Jochen Topf 2014-12-13 00:23:41 +01:00
parent f65b32c1af
commit e95feff016
3 changed files with 14 additions and 17 deletions

View File

@ -117,9 +117,9 @@ int Extractor::Run(int argc, char *argv[])
auto extractor_callbacks =
osrm::make_unique<ExtractorCallbacks>(extraction_containers, string_map);
osmium::io::File input_file(extractor_config.input_path.string());
const osmium::io::File input_file(extractor_config.input_path.string());
osmium::io::Reader reader(input_file);
osmium::io::Header header = reader.header();
const osmium::io::Header header = reader.header();
std::atomic<unsigned> number_of_nodes {0};
std::atomic<unsigned> number_of_ways {0};
@ -155,17 +155,14 @@ int Extractor::Run(int argc, char *argv[])
resulting_restrictions;
// setup restriction parser
RestrictionParser restriction_parser(scripting_environment.getLuaState());
const RestrictionParser restriction_parser(scripting_environment.getLuaState());
while (osmium::memory::Buffer buffer = reader.read())
while (const osmium::memory::Buffer buffer = reader.read())
{
// create a vector of iterators into the buffer
std::vector<osmium::memory::Buffer::iterator> osm_elements;
osmium::memory::Buffer::iterator iter = std::begin(buffer);
while (iter != std::end(buffer))
{
std::vector<osmium::memory::Buffer::const_iterator> osm_elements;
for (auto iter = std::begin(buffer); iter != std::end(buffer); ++iter) {
osm_elements.push_back(iter);
iter = std::next(iter);
}
// clear resulting vectors
@ -179,7 +176,7 @@ int Extractor::Run(int argc, char *argv[])
{
for (auto x = range.begin(); x != range.end(); ++x)
{
auto entity = osm_elements[x];
const auto entity = osm_elements[x];
ExtractionNode result_node;
ExtractionWay result_way;
@ -191,7 +188,7 @@ int Extractor::Run(int argc, char *argv[])
luabind::call_function<void>(
scripting_environment.getLuaState(),
"node_function",
boost::cref(static_cast<osmium::Node &>(*entity)),
boost::cref(static_cast<const osmium::Node &>(*entity)),
boost::ref(result_node));
resulting_nodes.push_back(std::make_pair(x, result_node));
break;
@ -200,14 +197,14 @@ int Extractor::Run(int argc, char *argv[])
luabind::call_function<void>(
scripting_environment.getLuaState(),
"way_function",
boost::cref(static_cast<osmium::Way &>(*entity)),
boost::cref(static_cast<const osmium::Way &>(*entity)),
boost::ref(result_way));
resulting_ways.push_back(std::make_pair(x, result_way));
break;
case osmium::item_type::relation:
++number_of_relations;
resulting_restrictions.push_back(
restriction_parser.TryParse(static_cast<osmium::Relation &>(*entity)));
restriction_parser.TryParse(static_cast<const osmium::Relation &>(*entity)));
break;
default:
++number_of_others;
@ -220,12 +217,12 @@ int Extractor::Run(int argc, char *argv[])
for (const auto &result : resulting_nodes)
{
extractor_callbacks->ProcessNode(
static_cast<osmium::Node &>(*(osm_elements[result.first])), result.second);
static_cast<const osmium::Node &>(*(osm_elements[result.first])), result.second);
}
for (const auto &result : resulting_ways)
{
extractor_callbacks->ProcessWay(
static_cast<osmium::Way &>(*(osm_elements[result.first])), result.second);
static_cast<const osmium::Way &>(*(osm_elements[result.first])), result.second);
}
for (const auto &result : resulting_restrictions)
{

View File

@ -102,7 +102,7 @@ void RestrictionParser::ReadRestrictionExceptions(lua_State *lua_state)
}
mapbox::util::optional<InputRestrictionContainer>
RestrictionParser::TryParse(osmium::Relation &relation) const
RestrictionParser::TryParse(const osmium::Relation &relation) const
{
// return if turn restrictions should be ignored
if (!use_turn_restrictions)

View File

@ -46,7 +46,7 @@ class RestrictionParser
public:
// RestrictionParser(ScriptingEnvironment &scripting_environment);
RestrictionParser(lua_State *lua_state);
mapbox::util::optional<InputRestrictionContainer> TryParse(osmium::Relation &relation) const;
mapbox::util::optional<InputRestrictionContainer> TryParse(const osmium::Relation &relation) const;
private:
void ReadUseRestrictionsSetting(lua_State *lua_state);