private void OnGUI()
{
EditorGUILayout.BeginVertical();
roadWidth = EditorGUILayout.FloatField("路宽度", roadWidth);
roadHeight = EditorGUILayout.FloatField("路整体高度", roadHeight);
lineCount = EditorGUILayout.IntField("点个数", lineCount);
roadType = (RoadMeshType)EditorGUILayout.EnumPopup("mesh的创建方法", roadType);
roadHeightType = (RoadMeshHeightType)EditorGUILayout.EnumPopup("mesh的高度获得方式", roadHeightType);
if (GUILayout.Button("查找出场景Navigation烘焙的mesh", GUILayout.Height(80)))
{
AStarHelpEditor.FindNavigationMeshAndInstantiate();
}
if (GUILayout.Button("创建中心路mesh", GUILayout.Height(80)))
{
CreateNodeMesh();
}
if (GUILayout.Button("直接创建mesh", GUILayout.Height(80)))
{
AStarHelpEditor.FindNavigationMeshAndInstantiate();
CreateNodeMesh();
}
EditorGUILayout.EndVertical();
}
void CreateNodeMesh()
{
//CopyAllNavigation(FindAllNavigationMesh());
AstarPath aStarPath = GameObject.FindObjectOfType <AstarPath>();
if (aStarPath != null)
{
Transform nodeRoot = aStarPath.transform.Find("NodeRoot");
if (nodeRoot)
{
int count = 1;
//List<Vector3> offsets = new List<Vector3>() { Vector3.zero, -Vector3.left * 0.5f, Vector3.left * 0.5f, -Vector3.forward * 0.5f, Vector3.forward * 0.5f, };
List <float> offsets = new List <float>()
{
0, -0.3f, 0.3f, -0.6f, 0.6f
};
for (int j = 0; j < count; j++)
{
GameObject old = GameObject.Find("road_layer" + j.ToString());
if (old != null)
{
GameObject.DestroyImmediate(old);
}
GameObject road_layer = new GameObject("road_layer" + j.ToString());
NodeLink[] nodeLinks = nodeRoot.GetComponentsInChildren <NodeLink>();
switch (roadType)
{
case RoadMeshType.ROAD_BATCH:
{
int maxVerticesCount = 10000;
List <Vector3> vertices = new List <Vector3>();
List <int> triangles = new List <int>();
for (int i = 0; i < nodeLinks.Length; i++)
{
if (nodeLinks[i].Start != null && nodeLinks[i].End != null)
{
Vector3 normal = Vector3.Cross((nodeLinks[i].End.position - nodeLinks[i].Start.position), Vector3.up).normalized;
AStarHelpEditor.AddOneMesh(nodeLinks[i].Start.position + offsets[j] * normal, nodeLinks[i].End.position + offsets[j] * normal,
roadWidth,
lineCount,
vertices,
triangles,
roadHeightType);
if (i == nodeLinks.Length - 1 || vertices.Count > maxVerticesCount)
{
GameObject road = AStarHelpEditor.CreateMesh(vertices, triangles);
road.transform.parent = road_layer.transform;
GameObjectUtility.SetStaticEditorFlags(road, StaticEditorFlags.NavigationStatic);
GameObjectUtility.SetNavMeshArea(road, 3 + j);
vertices.Clear();
triangles.Clear();
}
}
}
break;
}
case RoadMeshType.ROAD_SINGLE:
{
//单独创建mesh
for (int i = 0; i < nodeLinks.Length; i++)
{
if (nodeLinks[i].Start != null && nodeLinks[i].End != null)
{
Vector3 normal = Vector3.Cross((nodeLinks[i].End.position - nodeLinks[i].Start.position), Vector3.up).normalized;
GameObject road = AStarHelpEditor.CreateMesh(nodeLinks[i].Start.position + offsets[j] * normal,
nodeLinks[i].End.position + offsets[j] * normal,
roadWidth,
lineCount,
roadHeightType);
road.transform.parent = road_layer.transform;
GameObjectUtility.SetStaticEditorFlags(road, StaticEditorFlags.NavigationStatic);
GameObjectUtility.SetNavMeshArea(road, 3 + j);
}
}
break;
}
}
road_layer.transform.position = new Vector3(0, roadHeight, 0);
}
}
}
UnityEditor.SceneManagement.EditorSceneManager.MarkSceneDirty(UnityEditor.SceneManagement.EditorSceneManager.GetActiveScene());
}
static void NodeLerp()
{
if (lerpLength <= 0)
{
Open();
}
if (Selection.gameObjects.Length == 2)
{
Transform start = null;
Transform end = null;
{
NodeLink[] links = Selection.gameObjects[0].GetComponents <NodeLink>();
for (int i = 0; i < links.Length; i++)
{
if (links[i].End == Selection.gameObjects[1].transform)
{
start = Selection.gameObjects[0].transform;
end = Selection.gameObjects[1].transform;
GameObject.DestroyImmediate(links[i]);
}
}
}
{
NodeLink[] links = Selection.gameObjects[1].GetComponents <NodeLink>();
for (int i = 0; i < links.Length; i++)
{
if (links[i].End == Selection.gameObjects[0].transform)
{
start = Selection.gameObjects[1].transform;
end = Selection.gameObjects[0].transform;
GameObject.DestroyImmediate(links[i]);
}
}
}
float length = Vector3.Distance(Selection.gameObjects[0].transform.position, Selection.gameObjects[1].transform.position);
if (length > lerpLength)
{
float floatCount = length / lerpLength;
int count = Mathf.FloorToInt(length / lerpLength);
//有小数的话数量加一
if (floatCount > count)
{
count += 1;
}
////起始点结束点已经有，要差值的点数量-1
//count -= 1;
if (count > 0)
{
if (start == null || end == null)
{
start = Selection.gameObjects[0].transform;
end = Selection.gameObjects[1].transform;
}
Delete(start, end);
NodeCell nodeCell = AddNodeCell(start.gameObject, end.gameObject);
Transform pre = start;
for (int i = 1; i < count; i++)
{
pre = AddLerpObj(start.transform, pre, Vector3.Lerp(start.position, end.position, (float)i / (float)count));
nodeCell.lst.Add(pre);
}
AddLink(end.gameObject, pre);
}
}
AStarHelpEditor.NodeAttachFloor();
UnityEditor.SceneManagement.EditorSceneManager.MarkSceneDirty(UnityEditor.SceneManagement.EditorSceneManager.GetActiveScene());
}
}
