Removed parameter 'partition' from ctor of AFRouter

src/afrotest/AFROTest.cpp

@@ -1,6 +1,6 @@
 /****************************************************************************/
-// Eclipse SUMO, Simulation of Urban MObility; see https://eclipse.org/sumo
-// Copyright (C) 2001-2023 German Aerospace Center (DLR) and others.
+// Eclipse SUMO, Simulation of Urban MObility; see https://eclipse.dev/sumo
+// Copyright (C) 2001-2024 German Aerospace Center (DLR) and others.
 // This program and the accompanying materials are made available under the
 // terms of the Eclipse Public License 2.0 which is available at
 // https://www.eclipse.org/legal/epl-2.0/
@@ -20,12 +20,12 @@
 #include <config.h>
 #include "AFROTest.h"
 
-/// @brief The number of levels in the k-d tree partition
-constexpr auto NUMBER_OF_LEVELS = 5; //or 4 or 8
+/// @brief The maximum number of levels in the k-d tree partition
+constexpr auto MAX_NUMBER_OF_LEVELS = 5; //or 4 or 8
 /// @brief The number of start edges of the route queries
-constexpr auto NUMBER_OF_START_EDGES = 32; // 32 -> 32^2 = 1024 test routes
+constexpr auto MAX_NUMBER_OF_START_EDGES = 32; // 32 -> 32^2 = maximal 1024 test routes
 /// @brief The number of end edges of the route queries
-constexpr auto NUMBER_OF_END_EDGES = NUMBER_OF_START_EDGES;
+constexpr auto MAX_NUMBER_OF_END_EDGES = MAX_NUMBER_OF_START_EDGES;
 
 //#define ATST_DEBUG_LEVEL_0
 
@@ -49,14 +49,15 @@ AFROTest::test(const ROVehicle* const vehicle, bool unbuildIsWarning, typename S
     long long int kDPartitionBuildStart = 0;
     long long int kDPartitionBuildTime = 0;
     kDPartitionBuildStart = SysUtils::getCurrentMillis();
-    KDTreePartition<ROEdge, RONode, ROVehicle>* partition = new KDTreePartition<ROEdge, RONode, ROVehicle>(NUMBER_OF_LEVELS, edges, havePermissions, haveRestrictions);
+    KDTreePartition<ROEdge, RONode, ROVehicle>* partition = new KDTreePartition<ROEdge, RONode, ROVehicle>(MAX_NUMBER_OF_LEVELS, edges, havePermissions, haveRestrictions);
     partition->init(vehicle);
     kDPartitionBuildTime = (SysUtils::getCurrentMillis() - kDPartitionBuildStart);
     std::cout << "Time spent for k-d partition build: " << elapsedMs2string(kDPartitionBuildTime) << std::endl;
     std::cout << "Forward k-d tree partition ready." << std::endl;
     AFRouter<ROEdge, RONode, ROVehicle>* arcFlagRouter = new AFRouter<ROEdge, RONode, ROVehicle>(edges,
-            partition, unbuildIsWarning, operation, flippedOperation, weightPeriod, lookup, flippedLookup, havePermissions,
+            unbuildIsWarning, operation, flippedOperation, weightPeriod, lookup, flippedLookup, havePermissions,
             haveRestrictions);
+    std::cout << "AFRouter instantiated." << std::endl;
     CHRouter<ROEdge, ROVehicle>* cHRouter = new CHRouter<ROEdge, ROVehicle>(
         edges, unbuildIsWarning, operation, /*SVC_IGNORING*/vehicle->getVClass(), weightPeriod, havePermissions, haveRestrictions);
     AStarRouter<ROEdge, ROVehicle>* aStar = new AStarRouter<ROEdge, ROVehicle>(edges, unbuildIsWarning, operation, lookup,
@@ -190,7 +191,7 @@ AFROTest::testRoutes(const Cell* cell1, const Cell* cell2, const ROVehicle* cons
     }
     std::unordered_set<const ROEdge*> someCell1InsideEdges;
     auto iter = cell1InsideEdges->begin();
-    std::advance(iter, MIN2(cell1InsideEdges->size(), static_cast<size_t>(NUMBER_OF_START_EDGES)));
+    std::advance(iter, MIN2(cell1InsideEdges->size(), static_cast<size_t>(MAX_NUMBER_OF_START_EDGES)));
     someCell1InsideEdges.insert(cell1InsideEdges->begin(), iter);
     delete cell1InsideEdges;
     std::unordered_set<const ROEdge*>* cell2InsideEdges = cell2->edgeSet(vehicle);
@@ -204,7 +205,7 @@ AFROTest::testRoutes(const Cell* cell1, const Cell* cell2, const ROVehicle* cons
     }
     std::unordered_set<const ROEdge*> someCell2InsideEdges;
     auto iter2 = cell2InsideEdges->begin();
-    std::advance(iter2, MIN2(cell2InsideEdges->size(), static_cast<size_t>(NUMBER_OF_END_EDGES)));
+    std::advance(iter2, MIN2(cell2InsideEdges->size(), static_cast<size_t>(MAX_NUMBER_OF_END_EDGES)));
     someCell2InsideEdges.insert(cell2InsideEdges->begin(), iter2);
     delete cell2InsideEdges;
 
@@ -409,4 +410,5 @@ AFROTest::testQuery(const ROEdge* edge1, const ROEdge* edge2, const ROVehicle* c
     }
 }
 
+
 /****************************************************************************/

src/duarouter/duarouter_main.cpp

@@ -15,6 +15,7 @@
 /// @author  Daniel Krajzewicz
 /// @author  Jakob Erdmann
 /// @author  Michael Behrisch
+/// @author  Ruediger Ebendt
 /// @date    Thu, 06 Jun 2002
 ///
 // Main for DUAROUTER
@@ -150,15 +151,10 @@ computeRoutes(RONet& net, ROLoader& loader, OptionsCont& oc) {
                 ROEdge::getAllEdges(), oc.getBool("ignore-errors"), ttFunction,
                 begin, end, weightPeriod, net.hasPermissions(), oc.getInt("routing-threads"));
         } else if (routingAlgorithm == "arcflag") {
-            /// @brief The number of levels in the k-d tree partition
-            constexpr auto NUMBER_OF_LEVELS = 5; //or 4 or 8
-            ROVehicle defaultVehicle(SUMOVehicleParameter(), nullptr, net.getVehicleTypeSecure(DEFAULT_VTYPE_ID), &net);
-            KDTreePartition<ROEdge, RONode, ROVehicle>* partition = new KDTreePartition<ROEdge, RONode, ROVehicle>(NUMBER_OF_LEVELS, ROEdge::getAllEdges(), net.hasPermissions(), oc.isSet("restriction-params"));
-            partition->init(&defaultVehicle);
             auto ttFunction = gWeightsRandomFactor > 1 ? &ROEdge::getTravelTimeStaticRandomized : &ROEdge::getTravelTimeStatic;
             auto reversedTtFunction = gWeightsRandomFactor > 1 ? &FlippedEdge<ROEdge, RONode, ROVehicle>::getTravelTimeStaticRandomized : &FlippedEdge<ROEdge, RONode, ROVehicle>::getTravelTimeStatic;
             router = new AFRouter<ROEdge, RONode, ROVehicle>(ROEdge::getAllEdges(),
-                    partition, oc.getBool("ignore-errors"), ttFunction, reversedTtFunction, (oc.isSet("weight-files") ? string2time(oc.getString("weight-period")) : SUMOTime_MAX),
+                    oc.getBool("ignore-errors"), ttFunction, reversedTtFunction, (oc.isSet("weight-files") ? string2time(oc.getString("weight-period")) : SUMOTime_MAX),
                     nullptr, nullptr, net.hasPermissions(), oc.isSet("restriction-params"));
         } else {
             throw ProcessError(TLF("Unknown routing Algorithm '%'!", routingAlgorithm));

src/utils/router/AFBuild.h

@@ -91,7 +91,6 @@ class AFBuild {
     /** @brief Constructor
      * @param[in] flippedEdges The flipped (aka reversed / backward) edges
      * @param[in] flippedPartition The k-d tree partition of the backward graph with flipped edges
-     * @param[in] numberOfLevels The number of levels
      * @param[in] unbuildIsWarning The flag indicating whether network unbuilds should issue warnings or errors
      * @param[in] flippedOperation The operation for a backward graph with flipped edges
      * @param[in] flippedLookup The lookup table for a backward graph with flipped edges
@@ -102,14 +101,14 @@ class AFBuild {
     AFBuild(
         const std::vector<FlippedEdge<E, N, V>*>& flippedEdges,
         const KDTreePartition<FlippedEdge<E, N, V>, FlippedNode<E, N, V>, V>* const flippedPartition,
-        int numberOfLevels, bool unbuildIsWarning,
+        bool unbuildIsWarning,
         typename SUMOAbstractRouter<FlippedEdge<E, N, V>, V>::Operation flippedOperation,
         const std::shared_ptr<const FlippedLookupTable> flippedLookup = nullptr,
         const bool havePermissions = false, const bool haveRestrictions = false,
         const std::vector<FlippedEdge<E, N, V>*>* toProhibit = nullptr) :
         myFlippedEdges(flippedEdges),
         myFlippedPartition(flippedPartition),
-        myNumberOfLevels(numberOfLevels),
+        myNumberOfLevels(-1),
         myErrorMsgHandler(unbuildIsWarning ? MsgHandler::getWarningInstance() : MsgHandler::getErrorInstance()),
         myFlippedOperation(flippedOperation),
         myFlippedLookupTable(flippedLookup),
@@ -144,7 +143,7 @@ class AFBuild {
      * @param[in] vehicle The vehicle
      * @param[in] flagInfos The arc flag informations
      */
-    void init(SUMOTime time, const V* const vehicle, std::vector<FlagInfo*>& flagInfos);
+    void init(SUMOTime msTime, const V* const vehicle, std::vector<FlagInfo*>& flagInfos);
     /** @brief Set the flipped partition
      * param[in] flippedPartition The flipped partition
      */
@@ -156,13 +155,19 @@ class AFBuild {
      * @return The SHARC level number corresponding to the given partition level number
      */
     int partitionLevel2SHARCLevel(int partitionLevel) {
+        if (myNumberOfLevels < 0) {
+            throw std::runtime_error("The (actual) number of levels is uninitialized, call AFBuild::init() before.");
+        }
         return AFRouter<E, N, V>::partitionLevel2SHARCLevel(partitionLevel, myNumberOfLevels);
     }
     /** @brief Converts a SHARC level number to a partition level number
      * @param[in] sHARCLevel The SHARC level
      * @return The partition level number corresponding to the given SHARC level number
      */
     int sHARCLevel2PartitionLevel(int sHARCLevel) {
+        if (myNumberOfLevels < 0) {
+            throw std::runtime_error("The (actual) number of levels is uninitialized, call AFBuild::init() before.");
+        }
         return AFRouter<E, N, V>::sHARCLevel2PartitionLevel(sHARCLevel, myNumberOfLevels);
     }
 
@@ -199,7 +204,7 @@ class AFBuild {
     /// @brief The partition for the backward graph with flipped edges
     const KDTreePartition<FlippedEdge<E, N, V>, FlippedNode<E, N, V>, V>* myFlippedPartition;
     /// @brief The number of levels
-    const int myNumberOfLevels;
+    int myNumberOfLevels;
     /// @brief The handler for routing errors
     MsgHandler* const myErrorMsgHandler;
     /// @brief The object's operation to perform on a backward graph with flipped edges
@@ -255,6 +260,11 @@ void AFBuild<E, N, V>::init(SUMOTime msTime, const V* const vehicle, std::vector
         }
     }
     int sHARCLevel;
+    assert(myFlippedPartition != nullptr);
+    myNumberOfLevels = myFlippedPartition->getNumberOfLevels();
+    if (myNumberOfLevels < 0) {
+        throw std::runtime_error("The (actual) number of levels is uninitialized, call myFlippedPartition->init() before.");
+    }
     for (sHARCLevel = 0; sHARCLevel < myNumberOfLevels - 1; sHARCLevel++) {
 #ifdef AFBU_DEBUG_LEVEL_0
         std::cout << "Starting computation of flags of level " << sHARCLevel << " (levels run from 0 to "
@@ -401,7 +411,7 @@ void AFBuild<E, N, V>::computeArcFlags(SUMOTime msTime, const int sHARCLevel, co
 #endif
     // initialization of arc flag vectors
     initBoundaryEdges(boundaryEdges);
-#ifdef AFBU_DEBUG_LEVEL_1
+#ifdef AFBU_DEBUG_LEVEL_0
     long long int startTime = SysUtils::getCurrentMillis();
 #endif
     std::map<const FlippedEdge<E, N, V>*, std::vector<const FlippedEdge<E, N, V>*>> incomingEdgesOfOutgoingBoundaryEdges;
@@ -412,7 +422,8 @@ void AFBuild<E, N, V>::computeArcFlags(SUMOTime msTime, const int sHARCLevel, co
     int index = 0; // boundary node index
     for (const FlippedNode<E, N, V>* boundaryNode : boundaryNodes) {
         myNode2EdgeRouter->reset(vehicle);
-        if (myNode2EdgeRouter->computeNode2Edges(boundaryNode, boundaryEdges, vehicle, msTime)) {
+        // last param = true -> mute output of node2edge router
+        if (myNode2EdgeRouter->computeNode2Edges(boundaryNode, boundaryEdges, vehicle, msTime, true)) {
 #ifdef AFBU_DEBUG_LEVEL_2
             std::cout << "Node-to-edge router succeeded." << std::endl;
 #endif

src/utils/router/AFBuilder.h

@@ -54,7 +54,7 @@ class AFBuilder {
     typedef AbstractLookupTable<FlippedEdge<E, N, V>, V> FlippedLookupTable;
 
     /** @brief Constructor
-     * @param[in] numberOfLevels The number of levels
+     * @param[in] maxNumberOfLevels The number of levels
      * @param[in] edges The container with all edges of the network
      * @param[in] unbuildIsWarning The flag indicating whether network unbuilds should issue warnings or errors
      * @param[in] flippedOperation The operation for a backward graph with flipped edges
@@ -63,15 +63,17 @@ class AFBuilder {
      * @param[in] haveRestrictions The flag indicating whether edges have restrictions which must be respected
      * @param[in] toProhibit The list of explicitly prohibited edges
      */
-    AFBuilder(int numberOfLevels, const std::vector<E*>& edges, bool unbuildIsWarning,
+    AFBuilder(int maxNumberOfLevels, const std::vector<E*>& edges, bool unbuildIsWarning,
               typename SUMOAbstractRouter<FlippedEdge<E, N, V>, V>::Operation flippedOperation,
               const std::shared_ptr<const FlippedLookupTable> flippedLookup = nullptr,
               const bool havePermissions = false, const bool haveRestrictions = false,
               const std::vector<FlippedEdge<E, N, V>*>* toProhibit = nullptr) :
         myEdges(edges),
-        myNumberOfLevels(numberOfLevels),
-        myNumberOfArcFlags(2 * (myNumberOfLevels - 1)),
-#ifdef AFBL_DEBUG_LEVEL_0
+        myMaxNumberOfLevels(maxNumberOfLevels),
+#ifdef AFBL_DEBUG_LEVEL_2
+        myNumberOfArcFlags(-1),
+#endif
+#ifdef AFBL_DEBUG_LEVEL_2
         myArcFlagsFileName("arcflags.csv"),
 #endif
         myAmClean(true) {
@@ -91,12 +93,12 @@ class AFBuilder {
 #ifdef AFBL_DEBUG_LEVEL_0
         std::cout << "Flipped edges / nodes are ready." << std::endl;
 #endif
-        myFlippedPartition = new KDTreePartition<FlippedEdge<E, N, V>, FlippedNode<E, N, V>, V>(myNumberOfLevels,
+        myFlippedPartition = new KDTreePartition<FlippedEdge<E, N, V>, FlippedNode<E, N, V>, V>(myMaxNumberOfLevels,
                 myFlippedEdges, havePermissions, haveRestrictions);
 #ifdef AFBL_DEBUG_LEVEL_0
         std::cout << "Instantiating arc flag build..." << std::endl;
 #endif
-        myArcFlagBuild = new AFBuild<E, N, V>(myFlippedEdges, myFlippedPartition, numberOfLevels, unbuildIsWarning,
+        myArcFlagBuild = new AFBuild<E, N, V>(myFlippedEdges, myFlippedPartition, unbuildIsWarning,
                                               flippedOperation, flippedLookup, havePermissions, haveRestrictions, toProhibit);
 
 #ifdef AFBL_DEBUG_LEVEL_0
@@ -128,11 +130,14 @@ class AFBuilder {
      * @return The partition level number
      */
     int sHARCLevel2PartitionLevel(int sHARCLevel) {
+        if (myNumberOfLevels < 0) {
+            throw std::runtime_error("The (actual) number of levels is uninitialized, call AFBuilder::build() before.");
+        }
         return AFRouter<E, N, V>::sHARCLevel2PartitionLevel(sHARCLevel, myNumberOfLevels);
     }
 
 protected:
-#ifdef AFBL_DEBUG_LEVEL_0
+#ifdef AFBL_DEBUG_LEVEL_2
     /** @brief Loads already precomputed arc flags from a CSV file (for testing purposes)
      * @param[in] fileName The name of the CSV file
      */
@@ -160,11 +165,13 @@ class AFBuilder {
     std::vector<FlagInfo*> myFlagInfos;
     /// @brief The arc flag build
     AFBuild<E, N, V>* myArcFlagBuild;
-    /// @brief The number of levels of the k-d tree partition of the network
+    /// @brief The maximum number of levels of the k-d tree partition of the network
+    int myMaxNumberOfLevels;
+    /// @brief The (actual) number of levels of the initialized k-d tree partition of the network
     int myNumberOfLevels;
+#ifdef AFBL_DEBUG_LEVEL_2
     /// @brief The number of arc flags per each edge
     int myNumberOfArcFlags;
-#ifdef AFBL_DEBUG_LEVEL_0
     /// @brief The name of the arc flags file.
     // @note This is a CSV file for convenience/testing purposes
     const std::string myArcFlagsFileName;
@@ -201,12 +208,16 @@ std::vector<typename AFInfo<E>::FlagInfo*>& AFBuilder<E, N, V>::build(SUMOTime m
     assert(myFlippedPartition);
     if (myFlippedPartition->isClean()) {
         myFlippedPartition->init(vehicle);
+        myNumberOfLevels = myFlippedPartition->getNumberOfLevels();
+#ifdef AFBL_DEBUG_LEVEL_2
+        myNumberOfArcFlags = 2 * (myNumberOfLevels - 1);
+#endif
         myArcFlagBuild->setFlippedPartition(myFlippedPartition);
     } else {
         myFlippedPartition->reset(vehicle);
     }
     assert(myArcFlagBuild);
-#ifdef AFBL_DEBUG_LEVEL_0
+#ifdef AFBL_DEBUG_LEVEL_2
     bool fileExists = this->fileExists(myArcFlagsFileName);
     if (fileExists && myAmClean) {
         std::cout << "Loading arc flags from file " << myArcFlagsFileName << std::endl;
@@ -215,13 +226,13 @@ std::vector<typename AFInfo<E>::FlagInfo*>& AFBuilder<E, N, V>::build(SUMOTime m
     } else {
 #endif
         myArcFlagBuild->init(msTime, vehicle, myFlagInfos);
-#ifdef AFBL_DEBUG_LEVEL_0
+#ifdef AFBL_DEBUG_LEVEL_2
     }
 #endif
     delete myFlippedPartition;
     myFlippedPartition = nullptr;
 
-#ifdef AFBL_DEBUG_LEVEL_0
+#ifdef AFBL_DEBUG_LEVEL_2
     if (!fileExists) {
         std::cout << "Saving arc flags..." << std::endl;
         // save flag vectors in a CSV file (one column, flag vectors in the order of edges)
@@ -233,9 +244,10 @@ std::vector<typename AFInfo<E>::FlagInfo*>& AFBuilder<E, N, V>::build(SUMOTime m
     return myFlagInfos;
 }
 
-#ifdef AFBL_DEBUG_LEVEL_0
+#ifdef AFBL_DEBUG_LEVEL_2
 template<class E, class N, class V>
 void AFBuilder<E, N, V>::saveFlagsToCsv(const std::string fileName) {
+    assert(myNumberOfArcFlags > 0);
     std::ofstream csvFile(fileName);
     for (FlagInfo* flagInfo : myFlagInfos) {
         if ((flagInfo->arcFlags).empty()) {