Line data Source code
1 : /****************************************************************************/
2 : // Eclipse SUMO, Simulation of Urban MObility; see https://eclipse.dev/sumo
3 : // Copyright (C) 2014-2024 German Aerospace Center (DLR) and others.
4 : // This program and the accompanying materials are made available under the
5 : // terms of the Eclipse Public License 2.0 which is available at
6 : // https://www.eclipse.org/legal/epl-2.0/
7 : // This Source Code may also be made available under the following Secondary
8 : // Licenses when the conditions for such availability set forth in the Eclipse
9 : // Public License 2.0 are satisfied: GNU General Public License, version 2
10 : // or later which is available at
11 : // https://www.gnu.org/licenses/old-licenses/gpl-2.0-standalone.html
12 : // SPDX-License-Identifier: EPL-2.0 OR GPL-2.0-or-later
13 : /****************************************************************************/
14 : /// @file MSPModel_NonInteracting.h
15 : /// @author Jakob Erdmann
16 : /// @date Mon, 13 Jan 2014
17 : ///
18 : // The pedestrian following model (prototype)
19 : /****************************************************************************/
20 : #pragma once
21 : #include <config.h>
22 :
23 : #include <string>
24 : #include <limits>
25 : #include <utils/common/SUMOTime.h>
26 : #include <utils/common/Command.h>
27 : #include "MSPerson.h"
28 : #include "MSPModel.h"
29 :
30 : // ===========================================================================
31 : // class declarations
32 : // ===========================================================================
33 : class MSNet;
34 : class MSLink;
35 : class MSLane;
36 : class MSJunction;
37 :
38 :
39 : // ===========================================================================
40 : // class definitions
41 : // ===========================================================================
42 : /**
43 : * @class MSPModel_NonInteracting
44 : * @brief The pedestrian following model
45 : *
46 : */
47 : class MSPModel_NonInteracting : public MSPModel {
48 : public:
49 :
50 : /// @brief Constructor (it should not be necessary to construct more than one instance)
51 : MSPModel_NonInteracting(const OptionsCont& oc, MSNet* net);
52 :
53 : ~MSPModel_NonInteracting();
54 :
55 : /// @brief register the given transportable
56 : MSTransportableStateAdapter* add(MSTransportable* transportable, MSStageMoving* stage, SUMOTime now);
57 :
58 : /// @brief load the state of the given transportable
59 : MSTransportableStateAdapter* loadState(MSTransportable* transportable, MSStageMoving* stage, std::istringstream& in);
60 :
61 : /// @brief Resets pedestrians when quick-loading state
62 : void clearState();
63 :
64 : /// @brief remove the specified person from the pedestrian simulation
65 : void remove(MSTransportableStateAdapter* state);
66 :
67 : /// @brief whether movements on intersections are modelled
68 16744 : bool usingInternalLanes() {
69 16744 : return false;
70 : }
71 :
72 : /// @brief return the number of active objects
73 363543 : int getActiveNumber() {
74 363543 : return myNumActivePedestrians;
75 : }
76 :
77 : void registerArrived() {
78 151936 : myNumActivePedestrians--;
79 : }
80 :
81 : private:
82 : class MoveToNextEdge : public Command {
83 : public:
84 154321 : MoveToNextEdge(MSTransportable* transportable, MSStageMoving& walk, MSPModel_NonInteracting* model) :
85 154321 : myParent(walk), myTransportable(transportable), myModel(model) {}
86 : SUMOTime execute(SUMOTime currentTime);
87 : void abortWalk() {
88 430 : myTransportable = nullptr;
89 : }
90 : const MSTransportable* getTransportable() const {
91 221304 : return myTransportable;
92 : }
93 :
94 : private:
95 : MSStageMoving& myParent;
96 : MSTransportable* myTransportable;
97 : MSPModel_NonInteracting* myModel;
98 :
99 : private:
100 : /// @brief Invalidated assignment operator.
101 : MoveToNextEdge& operator=(const MoveToNextEdge&);
102 : };
103 :
104 :
105 : /// @brief implementation of callbacks to retrieve various state information from the model
106 : class PState : public MSTransportableStateAdapter {
107 : public:
108 : PState(MoveToNextEdge* cmd, std::istringstream* in = nullptr);
109 :
110 : /// @brief abstract methods inherited from PedestrianState
111 : /// @{
112 : /// @brief return the offset from the start of the current edge measured in its natural direction
113 : double getEdgePos(SUMOTime now) const;
114 : int getDirection() const;
115 : virtual Position getPosition(const MSStageMoving& stage, SUMOTime now) const;
116 : virtual double getAngle(const MSStageMoving& stage, SUMOTime now) const;
117 2 : SUMOTime getWaitingTime() const {
118 2 : return 0;
119 : }
120 : double getSpeed(const MSStageMoving& stage) const;
121 : const MSEdge* getNextEdge(const MSStageMoving& stage) const;
122 : /// @}
123 :
124 : /// @brief compute walking time on edge and update state members
125 : virtual SUMOTime computeDuration(const MSEdge* prev, const MSStageMoving& stage, SUMOTime currentTime);
126 : MoveToNextEdge* getCommand() const {
127 430 : return myCommand;
128 : }
129 :
130 : SUMOTime getEventTime() const {
131 10 : return myLastEntryTime + myCurrentDuration;
132 : }
133 :
134 : /** @brief Saves the current state into the given stream
135 : */
136 : void saveState(std::ostringstream& out);
137 :
138 : protected:
139 : SUMOTime myLastEntryTime;
140 : SUMOTime myCurrentDuration;
141 : double myCurrentBeginPos;
142 : double myCurrentEndPos;
143 : MoveToNextEdge* myCommand;
144 : };
145 :
146 :
147 : class CState : public PState {
148 : public:
149 : CState(MoveToNextEdge* cmd, std::istringstream* in = nullptr);
150 :
151 : /// @brief the offset for computing container positions when being transhiped
152 : static const double LATERAL_OFFSET;
153 :
154 : /// @brief return the network coordinate of the container
155 : Position getPosition(const MSStageMoving& stage, SUMOTime now) const;
156 : /// @brief return the direction in which the container heading to
157 : double getAngle(const MSStageMoving& stage, SUMOTime now) const;
158 : /// @brief compute tranship time on edge and update state members
159 : SUMOTime computeDuration(const MSEdge* prev, const MSStageMoving& stage, SUMOTime currentTime);
160 :
161 : private:
162 : Position myCurrentBeginPosition; //the position the container is moving from during its tranship stage
163 : Position myCurrentEndPosition; //the position the container is moving to during its tranship stage
164 : };
165 :
166 : private:
167 : /// @brief the net to which to issue moveToNextEdge commands
168 : MSNet* myNet;
169 :
170 : /// @brief the total number of active pedestrians
171 : int myNumActivePedestrians;
172 :
173 : };
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