void loadPedestrianFile(string filename)
{
var sr = new StreamReader(Application.dataPath + "/" + filename);
var fileContents = sr.ReadToEnd();
sr.Close();
PedestrianLoader pl = GameObject.Find("PedestrianLoader").GetComponent <PedestrianLoader>();
string[] lines = fileContents.Split("\n"[0]);
foreach (string line in lines)
{
string[] v = line.Split(' ');
if (v.Length >= 3)
{
decimal time;
int id;
float x;
float y;
decimal.TryParse(v[0], out time);
int.TryParse(v[1], out id);
float.TryParse(v[2], out x);
float.TryParse(v[3], out y);
pl.addPedestrianPosition(new PedestrianPosition(id, time, x, y));
}
}
pl.createPedestrians();
}
void loadPedestrianFile(string filename)
{
if (!System.IO.File.Exists(filename))
{
Debug.Log("Error: File " + filename + " not found.");
return;
}
XmlDocument xmlDocTraj = new XmlDocument();
xmlDocTraj.LoadXml(System.IO.File.ReadAllText(filename));
PedestrianLoader pl = GameObject.Find("PedestrianLoader").GetComponent <PedestrianLoader>();
XmlNode trajectories = xmlDocTraj.SelectSingleNode("//trajectories");
int fps = 8, FrameID; //8 is used as a default framerate. Actual value is read from xmlDocTraj
foreach (XmlElement header in trajectories.SelectNodes("header"))
{
XDocument doc = XDocument.Load(filename);
var fpsInput = doc.Descendants("frameRate");
foreach (var fpsVal in fpsInput)
{
if (float.Parse(fpsVal.Value) != 0)
{
fps = (int)float.Parse(fpsVal.Value);
}
}
}
foreach (XmlElement frame in trajectories.SelectNodes("frame"))
{
int.TryParse(frame.GetAttribute("ID"), out FrameID);
if (FrameID % fps == 0)
{
foreach (XmlElement agent in frame)
{
decimal time;
int id;
float x;
float y;
float z;
decimal.TryParse(frame.GetAttribute("ID"), out time);
int.TryParse(agent.GetAttribute("ID"), out id);
float.TryParse(agent.GetAttribute("x"), out x);
float.TryParse(agent.GetAttribute("y"), out y);
float.TryParse(agent.GetAttribute("z"), out z);
pl.addPedestrianPosition(new PedestrianPosition(id, time / fps, x, y, z));
}
}
}
pl.createPedestrians();
}
void Start()
{
gameObject.AddComponent <BoxCollider>();
transform.Rotate(0, 90, 0);
myColor = new Color(Random.value, Random.value, Random.value);
GetComponentInChildren <Renderer>().materials[1].color = myColor;
addTile();
it = GameObject.Find("InfoText").GetComponent <InfoText>();
pl = GameObject.Find("PedestrianLoader").GetComponent <PedestrianLoader>();
pc = GameObject.Find("PlaybackControl").GetComponent <PlaybackControl>();
r = GetComponentInChildren <Renderer>() as Renderer;
gl = GameObject.Find("GeometryLoader").GetComponent <GeometryLoader>();
gp = gl.groundplane;
}
void OnGUI()
{
string btnText = "PLAY";
if (playing)
{
btnText = "PAUSE";
}
if (GUI.Button(new Rect(40, 20, 120, 30), btnText))
{
playing = !playing;
}
current_time = (decimal)GUI.HorizontalSlider(new Rect(170, 30, 400, 30), (float)current_time, 0.0f, (float)total_time);
btnText = "show trajectories";
if (trajectoriesShown)
{
btnText = "hide trajectories";
}
if (GUI.Button(new Rect(40, 60, 120, 30), btnText))
{
PedestrianLoader pl = GameObject.Find("PedestrianLoader").GetComponent <PedestrianLoader>();
if (trajectoriesShown)
{
foreach (GameObject p in pl.pedestrians)
{
p.GetComponent <Pedestrian>().hideTrajectory();
}
trajectoriesShown = false;
}
else
{
foreach (GameObject p in pl.pedestrians)
{
p.GetComponent <Pedestrian>().showTrajectory();
}
trajectoriesShown = true;
}
}
tileColoringMode = TileColoringMode.TileColoringDensity;
GUIStyle style = new GUIStyle();
style.normal.background = new Texture2D(1, 1, TextureFormat.RGB24, false);
style.normal.background.SetPixel(0, 0, new Color(1f, 0, 0));
style.normal.background.Apply();
GUI.Label(new Rect(40, 150, 5, 30), string.Empty, style);
GUI.Label(new Rect(65, 145, 30, 30), "1,50");
style.normal.background.SetPixel(0, 0, new Color(1f, 0.6f, 0));
style.normal.background.Apply();
GUI.Label(new Rect(40, 180, 5, 30), string.Empty, style);
GUI.Label(new Rect(65, 175, 30, 30), "1,25");
style.normal.background.SetPixel(0, 0, new Color(1f, 1f, 0));
style.normal.background.Apply();
GUI.Label(new Rect(40, 210, 5, 30), string.Empty, style);
GUI.Label(new Rect(65, 205, 30, 30), "1,00");
style.normal.background.SetPixel(0, 0, new Color(0.6f, 1f, 0));
style.normal.background.Apply();
GUI.Label(new Rect(40, 240, 5, 30), string.Empty, style);
GUI.Label(new Rect(65, 235, 30, 30), "0,75");
style.normal.background.SetPixel(0, 0, new Color(0, 1f, 0));
style.normal.background.Apply();
GUI.Label(new Rect(40, 270, 5, 30), string.Empty, style);
GUI.Label(new Rect(65, 265, 30, 30), "0,50");
style.normal.background.SetPixel(0, 0, new Color(0, 0.6f, 1f));
style.normal.background.Apply();
GUI.Label(new Rect(40, 300, 5, 30), string.Empty, style);
GUI.Label(new Rect(65, 295, 30, 30), "0,25");
}
void OnGUI()
{
playing = GUI.Toggle(new Rect(30, 25, 100, 30), playing, " PLAY");
current_time = (decimal)GUI.HorizontalSlider(new Rect(100, 30, 400, 30), (float)current_time, 0.0f, (float)total_time);
string btnText = "show trajectories";
if (trajectoriesShown)
{
btnText = "hide trajectories";
}
if (GUI.Button(new Rect(510, 20, 120, 30), btnText))
{
PedestrianLoader pl = GameObject.Find("PedestrianLoader").GetComponent <PedestrianLoader>();
if (trajectoriesShown)
{
foreach (GameObject p in pl.pedestirans)
{
p.GetComponent <Pedestrian>().hideTrajectory();
}
trajectoriesShown = false;
}
else
{
foreach (GameObject p in pl.pedestirans)
{
p.GetComponent <Pedestrian>().showTrajectory();
}
trajectoriesShown = true;
}
}
GeometryLoader gl = GameObject.Find("GeometryLoader").GetComponent <GeometryLoader> ();
Groundplane gp = gl.groundplane;
btnText = "add line";
if (drawLine)
{
GUI.color = Color.red;
}
if (lineIsDrawn)
{
btnText = "remove line";
}
if (GUI.Button(new Rect(640, 20, 80, 30), btnText))
{
if (lineIsDrawn)
{
gp.removeLine();
drawLine = false;
lineIsDrawn = false;
}
else
{
drawLine = !drawLine;
if (!drawLine)
{
gp.removeLine();
}
}
}
GUI.color = Color.white;
if (tiles == 0)
{
btnText = "colors by speed";
}
if (tiles == 1)
{
btnText = "colors by density";
}
if (tiles == 2)
{
btnText = "hide colors";
}
if (GUI.Button(new Rect(730, 20, 120, 30), btnText))
{
tiles = (tiles + 1) % 3;
InfoText it = GameObject.Find("InfoText").GetComponent <InfoText> ();
if (it.diagram)
{
it.removeDiagram();
}
if (tiles == 0)
{
tileColoringMode = TileColoringMode.TileColoringNone;
}
if (tiles == 1)
{
tileColoringMode = TileColoringMode.TileColoringSpeed;
}
if (tiles == 2)
{
tileColoringMode = TileColoringMode.TileColoringDensity;
}
}
if (tileColoringMode == TileColoringMode.TileColoringDensity)
{
threshold = GUI.HorizontalSlider(new Rect(730, 55, 120, 30), threshold, 0.0f, 6.0f);
GUI.Label(new Rect(730, 70, 120, 30), "Threshold: " + System.Math.Round(threshold, 2) + "/m²");
}
}
private void drawDiagram(Rect position)
{
diagram = true;
FundamentalDiagram fd = GameObject.Find("FundamentalDiagram").GetComponent <FundamentalDiagram> ();
if (fd.fundamental)
{
fd.removeFundamentalDiagram();
}
diagramPosition = position;
diagramLines = new List <VectorLine> ();
PedestrianLoader pl = GameObject.Find("PedestrianLoader").GetComponent <PedestrianLoader> ();
float maxSpeed = float.MinValue;
float maxDensity = float.MinValue;
List <Vector2> points = new List <Vector2> ();
foreach (GameObject p in pl.pedestirans)
{
Pedestrian ped = p.GetComponent <Pedestrian>();
Renderer r = ped.GetComponentInChildren <Renderer>() as Renderer;
if (r.enabled)
{
float speed = ped.getSpeed();
float density = ped.getDensity();
maxSpeed = Mathf.Max(speed, maxSpeed);
maxDensity = Mathf.Max(density, maxDensity);
points.Add(new Vector2(speed, density));
}
}
for (int i = 0; i < points.Count; i++)
{
points[i] = new Vector2(points[i].x * position.width / maxSpeed + position.x, points[i].y * position.height / maxDensity + position.y);
}
PlaybackControl pc = GameObject.Find("PlaybackControl").GetComponent <PlaybackControl> ();
//data points
VectorPoints.SetCamera(GameObject.Find("Flycam").camera);
Vector2[] dp = new Vector2[(int)pc.total_time];
for (int i = 0; i < dp.Length; i++)
{
dp[i] = new Vector2(position.x + position.width * ((float)(i / pc.total_time)), position.y);
}
dataPoints = VectorLine.SetLine(Color.white, dp);
dataPoints.depth = 99;
dataPoints.Draw();
diagramLines.Add(dataPoints);
//frame
VectorLine line = VectorLine.SetLine(new Color(1f, 1f, 1f, 0.5f), new Vector2[] {
new Vector2(position.x - 6, position.y - 2),
new Vector2(position.x - 6, position.y + 9 + position.height),
new Vector2(position.x + 5 + position.width, position.y + 9 + position.height),
new Vector2(position.x + 5 + position.width, position.y - 2),
new Vector2(position.x - 6, position.y - 2)
});
line.depth = 2;
line.Draw();
diagramLines.Add(line);
int maxTime = (int)pc.total_time;
//lines
xLabels = new List <Label> ();
float scaleFactor = 10f;
int numberOfLines = (int)(maxTime * (1 / scaleFactor));
if (numberOfLines > 0)
{
for (int i = 1; i <= numberOfLines; i++)
{
float hx = position.x + i * (position.width / (maxTime * (1 / scaleFactor)));
line = VectorLine.SetLine(new Color(1f, 1f, 1f, 0.5f), new Vector2[] {
new Vector2(hx, position.y - 2),
new Vector2(hx, position.y + 8 + position.height)
});
line.depth = 1;
line.Draw();
diagramLines.Add(line);
xLabels.Add(new Label(new Rect(Screen.width - position.x - position.width + hx - 44, Screen.height - position.y, 28, 28), "" + i * scaleFactor));
}
}
float tx = ((float)(pc.current_time / pc.total_time)) * position.width + position.x;
timeIndicator = VectorLine.SetLine(Color.red, new Vector2[] {
new Vector2(tx, position.y - 2),
new Vector2(tx, position.y + 8 + position.height)
});
//background
line = VectorLine.SetLine(new Color(0, 0, 0, 0.7f), new Vector2[] { new Vector2(position.x - 6, position.y + (position.height + 6) / 2), new Vector2(position.x + position.width + 6, position.y + (position.height + 6) / 2) });
line.lineWidth = position.height + 12;
line.Draw();
diagramLines.Add(line);
}
void OnGUI()
{
PlaybackControl pc = GameObject.Find("PlaybackControl").GetComponent <PlaybackControl> ();
PedestrianLoader pl = GameObject.Find("PedestrianLoader").GetComponent <PedestrianLoader> ();
GeometryLoader gl = GameObject.Find("GeometryLoader").GetComponent <GeometryLoader> ();
Groundplane gp = gl.groundplane;
infos = new List <Entry> ();
string text = "";
string minutes = Mathf.Floor((float)pc.current_time / 60).ToString("00");;
string seconds = ((float)pc.current_time % 60).ToString("00");;
text += "current time: " + minutes + ":" + seconds + "\n";
if (pl.population != null)
{
infos.Add(new Entry("population", "", pl.population[(int)pc.current_time], 0, true, pl.pedestirans.Count));
}
if (gp.point1active && gp.point2active)
{
infos.Add(new Entry("line length", "m", Vector3.Distance(gp.point1, gp.point2), 2, false, 0));
infos.Add(new Entry("line crossings", "", gp.lineCrossed, 0, true, pl.pedestirans.Count));
infos.Add(new Entry("line flow", "/s", gp.crossings.Count, 0, true, 10.0f));
infos.Add(new Entry("avg. crossing speed", "m/s", gp.crossingSpeed, 2, true, 3.0f));
infos.Add(new Entry("current flow", "/ms", gp.crossings.Count / Vector3.Distance(gp.point1, gp.point2), 2, true, 3.0f));
}
if (pc.tileColoringMode == TileColoringMode.TileColoringSpeed)
{
infos.Add(new Entry("current speed", "m/s", currentValue(currentSpeed), 2, true, 3.0f));
infos.Add(new Entry("min. speed", "m/s", minSpeed, 2, false, 3.0f));
infos.Add(new Entry("max. speed", "m/s", maxSpeed, 2, false, 3.0f));
}
else
{
maxSpeed = float.MinValue;
minSpeed = float.MaxValue;
}
if (pc.tileColoringMode == TileColoringMode.TileColoringDensity)
{
infos.Add(new Entry("current density", "/m²", currentValue(currentDensity), 2, true, 3.0f));
infos.Add(new Entry("min. density", "/m²", minDenstiy, 2, false, 5.0f));
infos.Add(new Entry("max. density", "/m²", maxDensity, 2, false, 5.0f));
}
else
{
maxDensity = float.MinValue;
minDenstiy = float.MaxValue;
crossings = 0;
}
for (int i = 0; i < infos.Count; i++)
{
Entry e = infos[i];
text += infos[i].name + ": " + System.Math.Round(e.value, e.decimals) + e.unit + "\n";
if (e.graphable)
{
if (GUI.Toggle(new Rect(Screen.width * (transform.position.x) - 20, Screen.height * (1 - transform.position.y) - (15 * (infos.Count - i) + 17), 100, 15), i == activeEntry, "") && i != activeEntry)
{
removeDiagram();
activeEntry = i;
Rect position = new Rect(30, 30, 400, 300);
position.x = Screen.width - position.x - position.width;
drawDiagram(position);
}
}
}
guiText.text = text;
if (diagram)
{
GUI.Label(new Rect(diagramPosition.x, Screen.height - diagramPosition.y - diagramPosition.height - 30, diagramPosition.width, 30), infos[activeEntry].name);
GUI.Label(new Rect(diagramPosition.x - 15, Screen.height - diagramPosition.y, 30, 30), "[s]");
GUI.Label(new Rect(diagramPosition.x - 35, Screen.height - diagramPosition.y - diagramPosition.height - 10, 30, 30), System.Math.Round(infos[activeEntry].maxValue, infos[activeEntry].decimals) + "");
if (infos[activeEntry].unit != "")
{
GUI.Label(new Rect(diagramPosition.x - 35, Screen.height - diagramPosition.y - diagramPosition.height - 30, 30, 30), "[" + infos[activeEntry].unit + "]");
}
}
}
private void drawFundamentalDiagram(Rect position)
{
pc.playing = false;
InfoText it = GameObject.Find("InfoText").GetComponent <InfoText> ();
if (it.diagram)
{
it.removeDiagram();
}
fundamentalDiagramLines = new List <VectorLine> ();
PedestrianLoader pl = GameObject.Find("PedestrianLoader").GetComponent <PedestrianLoader> ();
float maxSpeed = float.MinValue;
float maxDensity = float.MinValue;
List <Vector2> points = new List <Vector2> ();
foreach (GameObject p in pl.pedestirans)
{
Pedestrian ped = p.GetComponent <Pedestrian>();
if (p.hideFlags != HideFlags.HideInHierarchy)
{
float speed = ped.getSpeed();
float density = ped.getDensity();
maxSpeed = Mathf.Max(speed, maxSpeed);
maxDensity = Mathf.Max(density, maxDensity);
points.Add(new Vector2(density, speed));
}
}
if (points.Count == 0)
{
fundamental = false;
return;
}
VectorPoints.SetCamera(GameObject.Find("Flycam").GetComponent <Camera>());
//trendline
int steps = 5;
float stepper = maxDensity / steps;
float[] avgSpeed = new float [steps];
int[] avgNumber = new int [steps];
for (int i = 0; i < points.Count; i++)
{
int j = (int)(points[i].y / stepper);
if (j < avgNumber.Length)
{
avgNumber[j]++;
avgSpeed[j] = avgSpeed[j] + points[i].x;
}
}
List <Vector2> l = new List <Vector2> ();
for (int i = 0; i < steps; i++)
{
avgSpeed[i] = avgSpeed[i] / avgNumber[i];
Vector2 a = new Vector2((i * stepper + (i + 1) * stepper) / 2, avgSpeed[i]);
if (avgSpeed[i] > 0)
{
l.Add(new Vector2(a.x * position.width / maxDensity + position.x, a.y * position.height / maxSpeed + position.y));
}
}
VectorLine line;
if (l.Count > 1)
{
line = new VectorLine("spline", new Vector2[l.Count], null, 1, LineType.Continuous);
line.SetColor(Color.red);
line.MakeSpline(l.ToArray());
line.depth = 99;
line.Draw();
fundamentalDiagramLines.Add(line);
}
//data points
for (int i = 0; i < points.Count; i++)
{
points[i] = new Vector2(points[i].x * position.width / maxDensity + position.x, points[i].y * position.height / maxSpeed + position.y);
}
fundamentalDiagramPoints = new Vectrosity.VectorPoints("Data", points.ToArray(), Color.white, null, 3);
fundamentalDiagramPoints.depth = 99;
fundamentalDiagramPoints.Draw();
//frame
line = VectorLine.SetLine(new Color(1f, 1f, 1f, 0.5f), new Vector2[] {
new Vector2(position.x - 6, position.y - 2),
new Vector2(position.x - 6, position.y + 9 + position.height),
new Vector2(position.x + 5 + position.width, position.y + 9 + position.height),
new Vector2(position.x + 5 + position.width, position.y - 2),
new Vector2(position.x - 6, position.y - 2)
});
line.depth = 2;
line.Draw();
fundamentalDiagramLines.Add(line);
//lines
yLabels = new List <Label> ();
float scaleFactor = 0.5f;
int numberOfLines = (int)(maxSpeed * (1 / scaleFactor));
if (numberOfLines > 0)
{
for (int i = 1; i <= numberOfLines; i++)
{
float hy = position.y + i * (position.height / (maxSpeed * (1 / scaleFactor)));
line = VectorLine.SetLine(new Color(1f, 1f, 1f, 0.5f), new Vector2[] {
new Vector2(position.x - 5, hy),
new Vector2(position.x + 5 + position.width, hy)
});
line.depth = 1;
line.Draw();
fundamentalDiagramLines.Add(line);
yLabels.Add(new Label(new Rect(position.x - 28, Screen.height - hy - 12, 20, 25), "" + i * scaleFactor));
}
}
//lines
xLabels = new List <Label> ();
scaleFactor = 0.5f;
numberOfLines = (int)(maxDensity * (1 / scaleFactor));
if (numberOfLines > 0)
{
for (int i = 1; i <= numberOfLines; i++)
{
float hx = position.x + i * (position.width / (maxDensity * (1 / scaleFactor)));
line = VectorLine.SetLine(new Color(1f, 1f, 1f, 0.5f), new Vector2[] {
new Vector2(hx, position.y - 2),
new Vector2(hx, position.y + 8 + position.height)
});
line.depth = 1;
line.Draw();
fundamentalDiagramLines.Add(line);
xLabels.Add(new Label(new Rect(Screen.width - position.x - position.width + hx - 44, Screen.height - position.y, 28, 28), "" + i * scaleFactor));
}
}
//background
line = VectorLine.SetLine(new Color(0, 0, 0, 0.7f), new Vector2[] { new Vector2(position.x - 6, position.y + (position.height + 6) / 2), new Vector2(position.x + position.width + 6, position.y + (position.height + 6) / 2) });
line.lineWidth = position.height + 12;
line.Draw();
fundamentalDiagramLines.Add(line);
}
