/// <summary>
/// 创建导航网格
/// </summary>
public void CreateNavMesh()
{
Debug.Log("start...");
List <Triangle> lstTri = new List <Triangle>();
this.m_lstTriangle.Clear();
int startTriID = 0;
for (int i = 0; i < NavEditAreaManager.sInstance.m_lstAreaGroup.Count; i++)
{
NavEditAreaGroup group = NavEditAreaManager.sInstance.m_lstAreaGroup[i];
lstTri.Clear();
List <Polygon> areas = GetUnWalkAreas(group.m_lstArea);
Debug.Log(areas.Count + " polygon count");
NavResCode genResult = NavMeshGen.sInstance.CreateNavMesh(areas, ref startTriID, i, ref lstTri);
foreach (Triangle item in lstTri)
{
this.m_lstTriangle.Add(item);
}
if (genResult != NavResCode.Success)
{
Debug.LogError("faile");
}
}
Debug.Log("triangle count " + this.m_lstTriangle.Count);
Debug.Log("end!");
}
/// <summary>
/// Adds the group.
/// </summary>
public void AddGroup()
{
NavEditAreaGroup group = new NavEditAreaGroup();
//group.m_iID = this.m_iLastGroupID++;
this.m_lstAreaGroup.Add(group);
}
/// <summary>
/// Gets the area.
/// </summary>
/// <returns>The area.</returns>
/// <param name="id">Identifier.</param>
public NavEditArea GetArea(int groupIndex, int areaIndex)
{
if (groupIndex >= 0 && groupIndex < this.m_lstAreaGroup.Count)
{
NavEditAreaGroup group = this.m_lstAreaGroup[groupIndex];
return(group.GetArea(areaIndex));
}
return(null);
}
//========================== draw area ========================================
/// <summary>
/// Draws all areas.
/// </summary>
private void DrawAllAreas()
{
if (this.m_bShowArea)
{
for (int i = 0; i < NavEditAreaManager.sInstance.m_lstAreaGroup.Count; i++)
{
NavEditAreaGroup group = NavEditAreaManager.sInstance.GetGroup(i);
bool selectGroup = this.m_iSelGroup == i;
for (int j = 0; j < group.m_lstArea.Count; j++)
{
NavEditArea area = group.GetArea(j);
bool selectArea = false;
if (selectGroup)
{
selectArea = this.m_iSelArea == j;
}
DrawArea(area, selectArea);
}
}
}
}
void OnSceneGUI()
{
if (Event.current == null)
{
return;
}
Event e = Event.current;
if (this.m_cNavMono == null)
{
return;
}
// only in edit mode will auto add point with mouse click;
if (m_eState == EditState.StateEditArea)
{
if (e.button == 0 && e.type == EventType.MouseDown)
{
NavEditAreaGroup group = NavEditAreaManager.sInstance.GetGroup(this.m_cNavMono.m_iSelGroup);
if (group == null)
{
return;
}
NavEditArea area = group.GetArea(this.m_cNavMono.m_iSelArea);
if (area == null)
{
return;
}
Ray ray = HandleUtility.GUIPointToWorldRay(e.mousePosition);
//int layerMask = 1 << 9;
RaycastHit hit;
if (Physics.Raycast(ray.origin, ray.direction, out hit, Mathf.Infinity))
{
Vector3 placePos = hit.point;
//placePos.y = pointHeight;
// generate obj
GameObject point = GameObject.CreatePrimitive(PrimitiveType.Sphere);
point.transform.position = placePos;
point.transform.parent = m_cParent.transform;
point.transform.localScale /= 5f;
point.name = "point";
area.Insert(point, this.m_cNavMono.m_iSelPoint);
this.m_cNavMono.m_iSelPoint++;
if (this.m_cNavMono.m_iSelPoint >= area.m_lstPoints.Count)
{
this.m_cNavMono.m_iSelPoint = area.m_lstPoints.Count - 1;
}
}
e.Use();
}
}
else if (m_eState == EditState.StateFindArea)
{
if (e.button == 0 && e.type == EventType.MouseDown)
{
Ray ray = HandleUtility.GUIPointToWorldRay(e.mousePosition);
//int layerMask = 1 << 9;
RaycastHit hit;
if (Physics.Raycast(ray.origin, ray.direction, out hit, Mathf.Infinity))
{
if (m_iIndex == 0)
{
sPos = hit.point;
m_iIndex++;
}
else
{
m_iIndex = 0;
ePos = hit.point;
this.m_cNavMono.Seek(sPos, ePos);
}
}
}
}
}
override public void OnInspectorGUI()
{
EditorGUILayout.BeginVertical();
{
NavEditAreaGroup group = NavEditAreaManager.sInstance.GetGroup(this.m_cNavMono.m_iSelGroup);
NavEditArea area = null;
if (group != null)
{
area = group.GetArea(this.m_cNavMono.m_iSelArea);
}
//========================= groups =============================
GUILayout.BeginVertical();
{
GUILayout.Label("All Groups");
groupUIPos = GUILayout.BeginScrollView(groupUIPos, GUILayout.Height(150));
{
List <string> lst = new List <string>();
for (int i = 0; i < NavEditAreaManager.sInstance.m_lstAreaGroup.Count; i++)
{
lst.Add("Group(" + i.ToString() + ")");
}
this.m_cNavMono.m_iSelGroup = GUILayout.SelectionGrid(
this.m_cNavMono.m_iSelGroup,
lst.ToArray(), 1);
if (m_iLastSelGroup != this.m_cNavMono.m_iSelGroup)
{
m_iLastSelGroup = this.m_cNavMono.m_iSelGroup;
this.m_cNavMono.m_iSelArea = 0;
this.m_cNavMono.m_iSelPoint = 0;
//FocusEditPanel();
}
}
GUILayout.EndScrollView();
GUILayout.BeginHorizontal();
{
if (GUILayout.Button("Create Group"))
{
Debug.Log("create group");
NavEditAreaManager.sInstance.AddGroup();
this.m_cNavMono.m_iSelGroup = NavEditAreaManager.sInstance.m_lstAreaGroup.Count - 1;
}
if (GUILayout.Button("Delete Group"))
{
Debug.Log("delete group");
NavEditAreaManager.sInstance.RemoveGroup(this.m_cNavMono.m_iSelGroup);
this.m_cNavMono.m_iSelGroup--;
if (this.m_cNavMono.m_iSelGroup < 0)
{
this.m_cNavMono.m_iSelGroup = 0;
}
this.m_cNavMono.m_iSelArea = 0;
this.m_cNavMono.m_iSelPoint = 0;
}
}
GUILayout.EndHorizontal();
}
GUILayout.EndVertical();
//======================== areas ========================
GUILayout.BeginVertical();
{
GUILayout.Label("All Areas");
areaUIPos = GUILayout.BeginScrollView(areaUIPos, GUILayout.Height(150));
{
if (group != null)
{
List <string> lst = new List <string>();
for (int i = 0; i < group.m_lstArea.Count; i++)
{
lst.Add("Area(" + i.ToString() + ")");
}
this.m_cNavMono.m_iSelArea = GUILayout.SelectionGrid(
this.m_cNavMono.m_iSelArea,
lst.ToArray(), 1);
if (m_iLastSelArea != this.m_cNavMono.m_iSelArea)
{
m_iLastSelArea = this.m_cNavMono.m_iSelArea;
this.m_cNavMono.m_iSelPoint = 0;
}
// FocusEditPanel();
}
}
GUILayout.EndScrollView();
GUILayout.BeginHorizontal();
{
GUI.enabled = group != null;
if (GUILayout.Button("Create Frame Area"))
{
Debug.Log("create frame area");
group.CreateFrameArea();
this.m_cNavMono.m_iSelArea = 0;
this.m_cNavMono.m_iSelPoint = 0;
}
if (GUILayout.Button("Create Area"))
{
Debug.Log("create area");
group.CreateArea();
this.m_cNavMono.m_iSelArea = group.m_lstArea.Count - 1;
this.m_cNavMono.m_iSelPoint = 0;
}
if (GUILayout.Button("Delete Area"))
{
Debug.Log("delete area");
group.RemoveArea(this.m_cNavMono.m_iSelArea);
this.m_cNavMono.m_iSelArea--;
if (this.m_cNavMono.m_iSelArea < 0)
{
this.m_cNavMono.m_iSelArea = 0;
}
this.m_cNavMono.m_iSelPoint = 0;
}
}
GUILayout.EndHorizontal();
}
GUILayout.EndVertical();
//====================== points ==============================
GUILayout.BeginVertical();
{
GUILayout.Label("All Points");
pointUIPos = GUILayout.BeginScrollView(pointUIPos, GUILayout.Height(150));
{
if (group != null && area != null)
{
List <string> lst = new List <string>();
for (int i = 0; i < area.m_lstPoints.Count; i++)
{
lst.Add("Point(" + i + ")");
}
this.m_cNavMono.m_iSelPoint = GUILayout.SelectionGrid(
this.m_cNavMono.m_iSelPoint,
lst.ToArray(), 1);
// FocusEditPanel();
}
}
GUILayout.EndScrollView();
GUI.enabled = m_eState != EditState.StateEditArea;
if (GUILayout.Button("Editor Point", GUILayout.Height(30)))
{
m_eState = EditState.StateEditArea;
}
GUI.enabled = m_eState != EditState.StateFindArea;
if (GUILayout.Button("Find Path", GUILayout.Height(30)))
{
m_eState = EditState.StateFindArea;
}
GUI.enabled = (m_eState == EditState.StateEditArea || m_eState == EditState.StateFindArea);
if (GUILayout.Button("Finish Point", GUILayout.Height(30)))
{
m_eState = EditState.StateFinishArea;
}
if (GUILayout.Button("Delete Point", GUILayout.Height(30)))
{
Debug.Log("delete point");
if (area != null)
{
area.RemoveAt(this.m_cNavMono.m_iSelPoint);
this.m_cNavMono.m_iSelPoint--;
if (this.m_cNavMono.m_iSelPoint < 0)
{
this.m_cNavMono.m_iSelPoint = 0;
}
}
}
GUI.enabled = true;
}
GUILayout.EndVertical();
//===================== ============================
}
EditorGUILayout.EndVertical();
GUILayout.Label("NavMesh");
this.m_cNavMono.m_bShowMesh = GUILayout.Toggle(this.m_cNavMono.m_bShowMesh, "NavMesh Show");
this.m_cNavMono.m_bShowArea = GUILayout.Toggle(this.m_cNavMono.m_bShowArea, "Area Show");
if (GUILayout.Button("Create NavMesh", GUILayout.Height(30)))
{
this.m_cNavMono.CreateNavMesh();
}
GUILayout.Label("Area Group Save/Load");
GUILayout.BeginHorizontal();
{
if (GUILayout.Button("Save AreaGroup", GUILayout.Height(30)))
{
Debug.Log("save area group");
string pathfile = EditorUtility.SaveFilePanel("Save Area Group", Application.dataPath, "map", UNWALK_EXTENSION);
NavEditAreaManager.sInstance.SaveAreaGroup(pathfile);
}
if (GUILayout.Button("Load AreaGroup", GUILayout.Height(30)))
{
Debug.Log("load area group");
string pathfile = EditorUtility.OpenFilePanel("Open Area Group", Application.dataPath, UNWALK_EXTENSION);
NavEditAreaManager.sInstance.LoadAreaGroup(pathfile, m_cParent);
}
}
GUILayout.EndHorizontal();
GUILayout.Label("NavMesh Save/Load");
GUILayout.BeginHorizontal();
{
if (GUILayout.Button("Save NavMesh", GUILayout.Height(30)))
{
Debug.Log("save navmesh");
string pathfile = EditorUtility.SaveFilePanel("Save NavMesh", Application.dataPath, "map", NAVMESH_EXTENSION);
this.m_cNavMono.SaveNavMesh(pathfile);
}
if (GUILayout.Button("Load NavMesh", GUILayout.Height(30)))
{
Debug.Log("load navmesh");
string pathfile = EditorUtility.OpenFilePanel("Open NavMesh", Application.dataPath, NAVMESH_EXTENSION);
this.m_cNavMono.LoadNavMesh(pathfile);
}
}
GUILayout.EndHorizontal();
}
/// <summary>
/// Adds the group.
/// </summary>
public void AddGroup()
{
NavEditAreaGroup group = new NavEditAreaGroup();
//group.m_iID = this.m_iLastGroupID++;
this.m_lstAreaGroup.Add(group);
}
/// <summary>
/// Loads the area.
/// </summary>
/// <param name="path">Path.</param>
/// <param name="parent">Parent.</param>
public void LoadAreaGroup( string filePath , GameObject parentPoint )
{
if (parentPoint == null)
{
Debug.LogError("the parent is null.");
return;
}
float pointHeight = parentPoint.transform.position.y;
// check file exist
if (!File.Exists(filePath))
return;
RemoveAllGroup();
// open file
FileStream fs = File.Open(filePath, FileMode.Open);
BinaryReader binReader = new BinaryReader(fs);
try
{
// read version
string currVersion = new string(binReader.ReadChars(EDITVERSION.Length));
if (currVersion == EDITVERSION)
{
int areaGroupCount = binReader.ReadInt32();
for( int k = 0 ; k < areaGroupCount ; k++ )
{
NavEditAreaGroup group = new NavEditAreaGroup();
// read areas count
int areaCount = binReader.ReadInt32();
for (int i = 0; i < areaCount; i++)
{
NavEditArea area = new NavEditArea();
//read point count
int pointCount = binReader.ReadInt32();
for (int j = 0; j < pointCount; j++)
{
// read pos
float x = binReader.ReadSingle();
//float z = binReader.ReadSingle();
float z = binReader.ReadSingle();
//为了和以前的格式保存一直，这里需要y
float y = binReader.ReadSingle();
// auto generate point gameobject
GameObject point = GameObject.CreatePrimitive(PrimitiveType.Sphere);
float height = RayHeight(x, z);
point.transform.position = new UnityEngine.Vector3(x, height, z);
point.transform.parent = parentPoint.transform;
point.transform.localScale /= 5;
area.m_lstPoints.Add(point);
}
//the frame area.
if( i == 0 )
group.m_cFrameArea = area;
group.m_lstArea.Add(area);
}
this.m_lstAreaGroup.Add(group);
}
}
else
{
Debug.LogError("version not match");
}
}
catch (EndOfStreamException e)
{
Debug.LogError(e.Message);
}
finally
{
binReader.Close();
fs.Close();
}
Debug.Log("加载数据成功!");
}
/// <summary>
/// Loads the area.
/// </summary>
/// <param name="path">Path.</param>
/// <param name="parent">Parent.</param>
public void LoadAreaGroup(string filePath, GameObject parentPoint)
{
if (parentPoint == null)
{
Debug.LogError("the parent is null.");
return;
}
float pointHeight = parentPoint.transform.position.y;
// check file exist
if (!File.Exists(filePath))
{
return;
}
RemoveAllGroup();
// open file
FileStream fs = File.Open(filePath, FileMode.Open);
BinaryReader binReader = new BinaryReader(fs);
try
{
// read version
string currVersion = new string(binReader.ReadChars(EDITVERSION.Length));
if (currVersion == EDITVERSION)
{
int areaGroupCount = binReader.ReadInt32();
for (int k = 0; k < areaGroupCount; k++)
{
NavEditAreaGroup group = new NavEditAreaGroup();
// read areas count
int areaCount = binReader.ReadInt32();
for (int i = 0; i < areaCount; i++)
{
NavEditArea area = new NavEditArea();
//read point count
int pointCount = binReader.ReadInt32();
for (int j = 0; j < pointCount; j++)
{
// read pos
float x = binReader.ReadSingle();
//float z = binReader.ReadSingle();
float z = binReader.ReadSingle();
//为了和以前的格式保存一直，这里需要y
float y = binReader.ReadSingle();
// auto generate point gameobject
GameObject point = GameObject.CreatePrimitive(PrimitiveType.Sphere);
float height = RayHeight(x, z);
point.transform.position = new UnityEngine.Vector3(x, height, z);
point.transform.parent = parentPoint.transform;
point.transform.localScale /= 5;
area.m_lstPoints.Add(point);
}
//the frame area.
if (i == 0)
{
group.m_cFrameArea = area;
}
group.m_lstArea.Add(area);
}
this.m_lstAreaGroup.Add(group);
}
}
else
{
Debug.LogError("version not match");
}
}
catch (EndOfStreamException e)
{
Debug.LogError(e.Message);
}
finally
{
binReader.Close();
fs.Close();
}
Debug.Log("加载数据成功!");
}