/*
* loadNavigationMeshFromFile method will load all the data for the navigation mesh from the file
* Paramters: none
* Return: none
*/
public void loadNavigationMeshFromFile()
{
startTime = Time.realtimeSinceStartup;
string filePath = Application.loadedLevelName + "NavigationMesh.dat";
Stream TestFileStream = File.OpenRead(filePath);
BinaryFormatter deserializer = new BinaryFormatter();
positionToStart = 0;
AIPolygonHolderData dataholder = (AIPolygonHolderData)deserializer.Deserialize(TestFileStream);
AIPolygon[] polygons = new AIPolygon[dataholder.polygonData.Length];
for (int count = 0; count < dataholder.polygonData.Length; count++)
{
Vector3[] vertices = new Vector3[dataholder.polygonData [count].vertices.Length / 3];
int id = dataholder.polygonData [count].id;
int[] neighbors = dataholder.polygonData [count].neighbors;
int neighborsHeld = dataholder.polygonData [count].neighborCount;
bool gotGoal = dataholder.polygonData [count].gotGoal;
bool gotAgent = dataholder.polygonData [count].gotAgent;
int agentID = dataholder.polygonData[count].agentID;
for (int count2 = 0; count2 < vertices.Length; count2++)
{
vertices [count2] = new Vector3(dataholder.polygonData [count].vertices [count2, 0], dataholder.polygonData [count].vertices [count2, 1], dataholder.polygonData [count].vertices [count2, 2]);
}
polygons [count] = new AIPolygon();
polygons [count].setData(vertices, id, neighborsHeld, neighbors, gotGoal, gotAgent, agentID);
}
AINavigationMeshData.initialPolygonCount = getSurfacePolygonCount();
AINavigationMeshData.obstacleCount = staticObjects.Length;
surfacePolygonHolders = new AIPolygonHolder[1];
surfacePolygonHolders [0] = new AIPolygonHolder();
surfacePolygonHolders [0].setAll(polygons, polygons.Length);
positionToStart = 0;
AINavigationMeshData.timeTaken = Time.realtimeSinceStartup - startTime;
AINavigationMeshData.finalPolygonCount = getSurfacePolygonCount();
TestFileStream.Close();
writeNavigationMeshToFile();
}
/*
* writeNavigationMeshToFile method will serialize the data for a navigation mesh and write it all do a file
* Parameters: none
* Return: none
*/
void writeNavigationMeshToFile()
{
string tempstring = "";
int agents = 1 + GameObject.FindGameObjectsWithTag("Agent").Length;
int hasAgentCount = 1;
AIPolygon[] polygons = surfacePolygonHolders [positionToStart].getPolygons();
AIPolygonHolderData dataHolder = new AIPolygonHolderData();
dataHolder.polygonData = new AIPolygonData[polygons.Length];
tempstring += goalPosition.x + "\n" + goalPosition.z + "\n";
tempstring += agents + "\n";
tempstring += agentStart.x + "\n" + agentStart.z + "\n";
tempstring += surfacePolygonHolders [positionToStart].getMinPolygonLength() + "\n";
tempstring += polygons.Length + "\n";
for (int count = 0; count < polygons.Length; count++)
{
float[,] vertices = new float[polygons [count].getVerticesCount(), 3];
for (int count2 = 0; count2 < polygons[count].getVerticesCount(); count2++)
{
Vector3 vertex = polygons [count].getVectorAtIndex(count2);
vertices [count2, 0] = vertex.x;
vertices [count2, 1] = vertex.y;
vertices [count2, 2] = vertex.z;
}
tempstring += polygons[count].getID() + "\n";
if (polygons[count].getHasGoal() == true)
{
tempstring += "1\n";
}
else
{
tempstring += "0\n";
}
if (polygons[count].getHasAgent() == true)
{
tempstring += polygons[count].getAgentID() + "\n";
hasAgentCount++;
}
else
{
tempstring += "0\n";
}
tempstring += polygons[count].getCenterVector().x + " " + polygons[count].getCenterVector().z + "\n";
tempstring += polygons[count].getNeighborsHeld() + "\n";
for (int count2 = 0; count2 < polygons[count].getNeighborsHeld(); count2++)
{
tempstring += polygons[count].getNeighborAt(count2) + "\n";
}
dataHolder.polygonData [count] = new AIPolygonData();
dataHolder.polygonData [count].vertices = vertices;
dataHolder.polygonData [count].neighborCount = polygons [count].getNeighborsHeld();
dataHolder.polygonData [count].neighbors = polygons [count].getNeighbors();
dataHolder.polygonData [count].gotGoal = polygons [count].getHasGoal();
dataHolder.polygonData [count].gotAgent = polygons [count].getHasAgent();
dataHolder.polygonData[count].agentID = polygons[count].getAgentID();
dataHolder.polygonData [count].id = polygons [count].getID();
}
Debug.Log(tempstring);
string filePath = Application.loadedLevelName + "NavigationMesh.dat";
Stream writer = File.Create(filePath);
BinaryFormatter serializer = new BinaryFormatter();
serializer.Serialize(writer, dataHolder);
writer.Close();
StreamWriter writer1 = new StreamWriter(Application.loadedLevelName + "Polygons.txt");
writer1.Write(tempstring);
Debug.Log(tempstring);
writer1.Close();
}
