From aac0adf1696788f74610cbb1e1e049fc2378a5ef Mon Sep 17 00:00:00 2001
From: hiwis <hiwis@irmb.tu-bs.de>
Date: Thu, 11 Apr 2019 14:19:10 +0200
Subject: [PATCH] changed curves from using junctions to using neighbors
---
.../StreetPointFinder/JunctionReader.cpp | 27 +++++++++++++++----
.../StreetPointFinder/JunctionReader.h | 9 +++++++
src/Traffic/GPU/TrafficTimestep.cu | 2 +-
src/Traffic/TrafficMovement.cpp | 2 +-
src/Traffic/TrafficMovementFactory.cpp | 8 +++++-
.../apps/LBM/Basel/resources/Junctions.txt | 6 ++---
.../Basel/resources/allStreets/Junctions.txt | 6 ++---
.../Basel/resources/fourStreets/Junctions.txt | 2 +-
.../resources/testStreets/Junctions5.txt | 3 +++
.../Basel/resources/testStreets/Sinks5.txt | 3 +++
.../Basel/resources/testStreets/Sources5.txt | 4 +++
.../Basel/resources/testStreets/Streets5.txt | 6 +++++
12 files changed, 63 insertions(+), 15 deletions(-)
create mode 100644 targets/apps/LBM/Basel/resources/testStreets/Junctions5.txt
create mode 100644 targets/apps/LBM/Basel/resources/testStreets/Sinks5.txt
create mode 100644 targets/apps/LBM/Basel/resources/testStreets/Sources5.txt
create mode 100644 targets/apps/LBM/Basel/resources/testStreets/Streets5.txt
diff --git a/src/GridGenerator/StreetPointFinder/JunctionReader.cpp b/src/GridGenerator/StreetPointFinder/JunctionReader.cpp
index 172a48e05..1ce67fb89 100644
--- a/src/GridGenerator/StreetPointFinder/JunctionReader.cpp
+++ b/src/GridGenerator/StreetPointFinder/JunctionReader.cpp
@@ -6,7 +6,7 @@
JunctionInReader::JunctionInReader(std::vector<uint> inCells, std::vector<uint> outCells, std::vector<int> carCanNotEnterThisOutCell, uint trafficLightSwitchTime = 0) :
- inCells{ inCells }, outCells{ outCells }, carCanNotEnterThisOutCell{ carCanNotEnterThisOutCell }, trafficLightSwitchTime{trafficLightSwitchTime}
+ inCells{ inCells }, outCells{ outCells }, carCanNotEnterThisOutCell{ carCanNotEnterThisOutCell }, trafficLightSwitchTime{ trafficLightSwitchTime }
{}
void JunctionReader::readJunctions(std::string filename, StreetPointFinder streetPointFinder)
@@ -22,8 +22,9 @@ void JunctionReader::readJunctions(std::string filename, StreetPointFinder stree
file >> numberOfJunctions;
std::string inOutDummy;
- int streetIndex;
+ int streetIndex = 0;
uint trafficLightTime = 0;
+ bool onlyNeighbors = false;
file >> inOutDummy;
@@ -32,7 +33,7 @@ void JunctionReader::readJunctions(std::string filename, StreetPointFinder stree
std::vector<int> carCanNotEnterThisOutCell;
//inCells
- file >> inOutDummy;
+ file >> inOutDummy;
while (inOutDummy.compare("out") != 0) {
streetIndex = std::stoi(inOutDummy);
@@ -44,7 +45,7 @@ void JunctionReader::readJunctions(std::string filename, StreetPointFinder stree
//outCells
file >> inOutDummy;
- while (inOutDummy.compare("in") != 0 && inOutDummy.compare("end") !=0 && inOutDummy.compare("t") != 0) {
+ while (inOutDummy.compare("in") != 0 && inOutDummy.compare("end") != 0 && inOutDummy.compare("t") != 0 && inOutDummy.compare("c") != 0) {
streetIndex = std::stoi(inOutDummy);
if (streetIndex >= 0) {
@@ -67,8 +68,24 @@ void JunctionReader::readJunctions(std::string filename, StreetPointFinder stree
else
trafficLightTime = 0;
+ // only neighbors (used for curves)
+ if (inOutDummy.compare("c") == 0) {
+ onlyNeighbors = true;
+ }
+
//make Junction
- junctions.push_back(JunctionInReader(inCells, outCells, carCanNotEnterThisOutCell, trafficLightTime));
+ if (onlyNeighbors) {
+ if (inCells.size() == outCells.size()) {
+ specialNeighbors.cells.insert(specialNeighbors.cells.end(), inCells.begin(), inCells.end());
+ std::reverse(outCells.begin(), outCells.end());
+ specialNeighbors.neighbors.insert(specialNeighbors.neighbors.end(), outCells.begin(), outCells.end());
+ onlyNeighbors = false;
+ }
+ else std::cerr << "can't add curve" << std::endl; continue;
+ }
+ else
+ junctions.push_back(JunctionInReader(inCells, outCells, carCanNotEnterThisOutCell, trafficLightTime));
+
}
}
diff --git a/src/GridGenerator/StreetPointFinder/JunctionReader.h b/src/GridGenerator/StreetPointFinder/JunctionReader.h
index 93c09bcc5..b57bf3bc5 100644
--- a/src/GridGenerator/StreetPointFinder/JunctionReader.h
+++ b/src/GridGenerator/StreetPointFinder/JunctionReader.h
@@ -21,9 +21,18 @@ struct VF_PUBLIC JunctionInReader
};
+struct VF_PUBLIC Neighbors
+{
+ std::vector<int> cells;
+ std::vector<int> neighbors;
+};
+
+
+
struct VF_PUBLIC JunctionReader
{
std::vector<JunctionInReader> junctions;
+ Neighbors specialNeighbors;
StreetPointFinder streetPointFinder;
void readJunctions(std::string filename, StreetPointFinder streetPointFinder);
diff --git a/src/Traffic/GPU/TrafficTimestep.cu b/src/Traffic/GPU/TrafficTimestep.cu
index f6775ef3e..58cddc7de 100644
--- a/src/Traffic/GPU/TrafficTimestep.cu
+++ b/src/Traffic/GPU/TrafficTimestep.cu
@@ -325,7 +325,7 @@ __global__ void trafficTimestepKernel(int* roadCurrent, int* roadNext, int* neig
//////// brake car /////////////////////////////////////////////////////////////////////////
//getGapAfterCar
- uint gap = maxVelocity;
+ uint gap = speed;
uint idx = 0;
int neighbor = neighbors[index];
uint currentCell = index;
diff --git a/src/Traffic/TrafficMovement.cpp b/src/Traffic/TrafficMovement.cpp
index 2873b34cc..f3b0e0a3d 100644
--- a/src/Traffic/TrafficMovement.cpp
+++ b/src/Traffic/TrafficMovement.cpp
@@ -213,7 +213,7 @@ void TrafficMovement::calculateTimestep(uint step)
//if (useGPU) dispCurrentConcFromGPU();
//else if (concWriter != nullptr) concWriter->dispCurrentConcentrations();
- //currentStep += 1;
+ currentStep += 1;
}
diff --git a/src/Traffic/TrafficMovementFactory.cpp b/src/Traffic/TrafficMovementFactory.cpp
index 36d824857..69c6c1f5d 100644
--- a/src/Traffic/TrafficMovementFactory.cpp
+++ b/src/Traffic/TrafficMovementFactory.cpp
@@ -34,7 +34,7 @@ void TrafficMovementFactory::initTrafficMovement(std::string path, real * pConcA
real dawdlePossibility = (real) 0.2; //typical value: 0.2
real slowToStartPossibility = (real) 0.3;
- bool useGPU = true;
+ bool useGPU = false;
bool useSlowToStart = true;
useLogger = true;
@@ -115,6 +115,12 @@ void TrafficMovementFactory::initTrafficMovement(std::string path, real * pConcA
roadNetwork->setJunctions(move(junctions));
+ //set neighbors for curves
+ for (uint i = 0; i < junctionReader.specialNeighbors.cells.size(); i++) {
+ roadNetwork->setNeighbor(junctionReader.specialNeighbors.cells[i], junctionReader.specialNeighbors.neighbors[i]);
+ }
+
+
//init TrafficMovement
this->simulator = std::make_shared<TrafficMovement>(move(roadNetwork), dawdlePossibility);
simulator->setMaxAcceleration(maxAcceleration);
diff --git a/targets/apps/LBM/Basel/resources/Junctions.txt b/targets/apps/LBM/Basel/resources/Junctions.txt
index ac0fcf41d..414c35fa9 100644
--- a/targets/apps/LBM/Basel/resources/Junctions.txt
+++ b/targets/apps/LBM/Basel/resources/Junctions.txt
@@ -6,7 +6,7 @@ in 48 58 45 out 47 46 44
in 33 15 3 out 31 4 16 t 46
in 43 31 32 out 42 33 29
in 34 28 29 38 out 35 32 30 36
-in 30 27 out 28 26
+in 30 27 out 28 26 c
in 16 12 18 2 out 3 21 6 13 t 55
in 26 113 13 1 out 27 114 2 19 t 31
in 105 19 0 out 106 1 20 t 35
@@ -27,6 +27,6 @@ in 56 54 51 out 55 52 53
in 53 60 17 6 out 51 59 7 18 t 30
in 59 66 62 63 out 60 65 61 64
in 67 73 72 69 out 68 74 70 71
-in 65 68 out 66 67
-in 118 71 out 117 72
+in 65 68 out 66 67 c
+in 118 71 out 117 72 c
end
\ No newline at end of file
diff --git a/targets/apps/LBM/Basel/resources/allStreets/Junctions.txt b/targets/apps/LBM/Basel/resources/allStreets/Junctions.txt
index ac0fcf41d..414c35fa9 100644
--- a/targets/apps/LBM/Basel/resources/allStreets/Junctions.txt
+++ b/targets/apps/LBM/Basel/resources/allStreets/Junctions.txt
@@ -6,7 +6,7 @@ in 48 58 45 out 47 46 44
in 33 15 3 out 31 4 16 t 46
in 43 31 32 out 42 33 29
in 34 28 29 38 out 35 32 30 36
-in 30 27 out 28 26
+in 30 27 out 28 26 c
in 16 12 18 2 out 3 21 6 13 t 55
in 26 113 13 1 out 27 114 2 19 t 31
in 105 19 0 out 106 1 20 t 35
@@ -27,6 +27,6 @@ in 56 54 51 out 55 52 53
in 53 60 17 6 out 51 59 7 18 t 30
in 59 66 62 63 out 60 65 61 64
in 67 73 72 69 out 68 74 70 71
-in 65 68 out 66 67
-in 118 71 out 117 72
+in 65 68 out 66 67 c
+in 118 71 out 117 72 c
end
\ No newline at end of file
diff --git a/targets/apps/LBM/Basel/resources/fourStreets/Junctions.txt b/targets/apps/LBM/Basel/resources/fourStreets/Junctions.txt
index 311a023cd..fca1e6e71 100644
--- a/targets/apps/LBM/Basel/resources/fourStreets/Junctions.txt
+++ b/targets/apps/LBM/Basel/resources/fourStreets/Junctions.txt
@@ -1,4 +1,4 @@
2
in 1 7 6 4 out 5 3 2 9 t 45
-in 0 5 out 8 1 t 0
+in 0 5 out 8 1 c
end
\ No newline at end of file
diff --git a/targets/apps/LBM/Basel/resources/testStreets/Junctions5.txt b/targets/apps/LBM/Basel/resources/testStreets/Junctions5.txt
new file mode 100644
index 000000000..505c5fca9
--- /dev/null
+++ b/targets/apps/LBM/Basel/resources/testStreets/Junctions5.txt
@@ -0,0 +1,3 @@
+1
+in 4 3 1 out -2 2 0 t 30
+end
\ No newline at end of file
diff --git a/targets/apps/LBM/Basel/resources/testStreets/Sinks5.txt b/targets/apps/LBM/Basel/resources/testStreets/Sinks5.txt
new file mode 100644
index 000000000..963602302
--- /dev/null
+++ b/targets/apps/LBM/Basel/resources/testStreets/Sinks5.txt
@@ -0,0 +1,3 @@
+2
+0 0.5
+2 0.5
diff --git a/targets/apps/LBM/Basel/resources/testStreets/Sources5.txt b/targets/apps/LBM/Basel/resources/testStreets/Sources5.txt
new file mode 100644
index 000000000..6ff2b74df
--- /dev/null
+++ b/targets/apps/LBM/Basel/resources/testStreets/Sources5.txt
@@ -0,0 +1,4 @@
+3
+1 0.4
+3 0.4
+4 0.4
\ No newline at end of file
diff --git a/targets/apps/LBM/Basel/resources/testStreets/Streets5.txt b/targets/apps/LBM/Basel/resources/testStreets/Streets5.txt
new file mode 100644
index 000000000..64aa5c46a
--- /dev/null
+++ b/targets/apps/LBM/Basel/resources/testStreets/Streets5.txt
@@ -0,0 +1,6 @@
+5
+ 0 0 256 0 1
+ 256 5 0 5 1
+ 0 5 0 256 1
+ -5 256 -5 5 1
+ -256 0 -5 0 1
--
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