/// <summary>
/// 包含此两点的所有三角面
/// </summary>
List <List <int> > IsContainOnTwoVertex(GameObject vertex1, GameObject vertex2)
{
EditMeshVertexSenior editMeshVertexSenior = vertex1.transform.parent.gameObject.GetComponent <EditMeshVertexSenior>();
List <int> line1 = editMeshVertexSenior._AllVerticesGroupList[vertex1.GetComponent <VertexIdentity>()._Identity];
List <int> line2 = editMeshVertexSenior._AllVerticesGroupList[vertex2.GetComponent <VertexIdentity>()._Identity];
List <List <int> > triangles = new List <List <int> >();
for (int i = 0; i < editMeshVertexSenior._AllTriangleList.Count; i++)
{
for (int j = 0; j < line1.Count; j++)
{
if (editMeshVertexSenior._AllTriangleList[i].IndexOf(line1[j]) >= 0)
{
for (int k = 0; k < line2.Count; k++)
{
if (editMeshVertexSenior._AllTriangleList[i].IndexOf(line2[k]) >= 0)
{
triangles.Add(editMeshVertexSenior._AllTriangleList[i]);
break;
}
}
break;
}
}
}
return(triangles);
}
/// <summary>
/// 镜像位移
/// </summary>
void MirrorDisplacement()
{
#region 判断是否可以执行
if (Selection.gameObjects.Length != 2)
{
EditorUtility.DisplayDialog("提示", "请选中两个游戏物体！", "确定");
return;
}
#endregion
#region 执行
//记录选中的两个物体
GameObject SeObj1 = Selection.gameObjects[0];
GameObject SeObj2 = Selection.gameObjects[1];
Vector3 newPosition = SeObj1.transform.position;
SeObj1.transform.position = SeObj2.transform.position;
SeObj2.transform.position = newPosition;
if (SeObj1.transform.parent != null &&
SeObj2.transform.parent != null &&
SeObj1.transform.parent == SeObj2.transform.parent &&
SeObj1.transform.parent.GetComponent <EditMeshVertexSenior>() != null)
{
target = SeObj1.transform.parent.gameObject;
editMeshVertexSenior = target.GetComponent <EditMeshVertexSenior>();
targetClone = editMeshVertexSenior._target;
oldVertexSize = vertexSize = editMeshVertexSenior._VertexSize;
}
#endregion
}
/// <summary>
/// 编辑完成
/// </summary>
void Finish()
{
if (target != null && editMeshVertexSenior != null)
{
DestroyImmediate(editMeshVertexSenior);
editMeshVertexSenior = null;
}
}
/// <summary>
/// 在两点之间创建新的顶点
/// </summary>
Vector3 CreateVertexOnTwoVertex(GameObject vertex1, GameObject vertex2)
{
EditMeshVertexSenior editMeshVertexSenior = vertex1.transform.parent.gameObject.GetComponent <EditMeshVertexSenior>();
Vector3 line1 = editMeshVertexSenior._VerticesList[vertex1.GetComponent <VertexIdentity>()._Identity];
Vector3 line2 = editMeshVertexSenior._VerticesList[vertex2.GetComponent <VertexIdentity>()._Identity];
Vector3 newVertex = new Vector3((line1.x - line2.x) / 2.0f + line2.x,
(line1.y - line2.y) / 2.0f + line2.y,
(line1.z - line2.z) / 2.0f + line2.z);
return(newVertex);
}
/// <summary>
/// 取消编辑
/// </summary>
void CancelEditor()
{
if (target != null && editMeshVertexSenior != null)
{
DestroyImmediate(editMeshVertexSenior);
editMeshVertexSenior = null;
target.GetComponent <MeshRenderer>().enabled = true;
//原来的物体留之无用，删掉
if (targetClone)
{
DestroyImmediate(targetClone);
}
}
}
/// <summary>
/// 编辑完成
/// </summary>
void Finish()
{
if (target != null && editMeshVertexSenior != null)
{
DestroyImmediate(editMeshVertexSenior);
editMeshVertexSenior = null;
//原来的物体留之无用，删掉
if (targetClone)
{
targetClone.transform.parent = null;
targetClone.name = target.name;
DestroyImmediate(target);
}
}
}
public void OnEnable()
{
_EditMeshVertexSenior = (EditMeshVertexSenior)target;
}
/// <summary>
/// 多点塌陷
/// </summary>
void CollapseOnMoreVertex()
{
#region 判断是否可以塌陷
GameObject[] obj = Selection.gameObjects;
if (obj.Length <= 2)
{
EditorUtility.DisplayDialog("提示", "请选中多个合法顶点！", "确定");
return;
}
#endregion
#region 轮番执行两点塌陷
for (int n = 1; n < obj.Length; n++)
{
#region 判断是否可以塌陷
//记录两个顶点物体
GameObject SeObj1 = obj[0];
GameObject SeObj2 = obj[n];
//获取操作的目标物体
if (SeObj1.transform.parent == null)
{
EditorUtility.DisplayDialog("提示", "多个顶点中存在不合法的顶点！", "确定");
return;
}
if (SeObj1.GetComponent <VertexIdentity>() == null || SeObj2.GetComponent <VertexIdentity>() == null ||
SeObj1.GetComponent <VertexIdentity>()._Identity < 0 || SeObj2.GetComponent <VertexIdentity>()._Identity < 0 ||
SeObj1.GetComponent <VertexIdentity>()._Identity == SeObj2.GetComponent <VertexIdentity>()._Identity)
{
EditorUtility.DisplayDialog("提示", "多个顶点中存在不合法的顶点！", "确定");
return;
}
target = SeObj1.transform.parent.gameObject;
//获取目标物体的模型网格编辑器（高级）
editMeshVertexSenior = target.GetComponent <EditMeshVertexSenior>();
if (editMeshVertexSenior == null)
{
EditorUtility.DisplayDialog("提示", "意外的目标物体，该物体缺少模型网格编辑器（高级）！", "确定");
return;
}
targetClone = editMeshVertexSenior._target;
oldVertexSize = vertexSize = editMeshVertexSenior._VertexSize;
#endregion
#region 除包含此两点的所有面
List <List <int> > triangles = new List <List <int> >();
triangles = IsContainOnTwoVertex(SeObj1, SeObj2);
if (triangles.Count > 0)
{
for (int i = 0; i < triangles.Count; i++)
{
editMeshVertexSenior._AllTriangleList.Remove(triangles[i]);
}
}
#endregion
#region 将包含‘被塌陷点’的所有面数据更改为包含‘塌陷点’
List <int> vertexNumber = editMeshVertexSenior._AllVerticesGroupList[SeObj2.GetComponent <VertexIdentity>()._Identity];
int targetNumber = editMeshVertexSenior._AllVerticesGroupList[SeObj1.GetComponent <VertexIdentity>()._Identity][0];
triangles = IsContainOnOneVertex(SeObj2);
if (triangles.Count > 0)
{
for (int i = 0; i < triangles.Count; i++)
{
for (int j = 0; j < vertexNumber.Count; j++)
{
int number = triangles[i].IndexOf(vertexNumber[j]);
if (number >= 0)
{
triangles[i][number] = targetNumber;
}
}
}
}
SeObj2.GetComponent <VertexIdentity>()._Identity = -1;
SeObj2.SetActive(false);
#endregion
#region 更新目标网格
int[] Alltriangles = new int[editMeshVertexSenior._AllTriangleList.Count * 3];
for (int i = 0; i < editMeshVertexSenior._AllTriangleList.Count; i++)
{
Alltriangles[i * 3] = editMeshVertexSenior._AllTriangleList[i][0];
Alltriangles[i * 3 + 1] = editMeshVertexSenior._AllTriangleList[i][1];
Alltriangles[i * 3 + 2] = editMeshVertexSenior._AllTriangleList[i][2];
}
editMeshVertexSenior._Mesh.Clear();
editMeshVertexSenior._Mesh.vertices = editMeshVertexSenior._AllVerticesList.ToArray();
editMeshVertexSenior._Mesh.triangles = Alltriangles;
editMeshVertexSenior._Mesh.RecalculateNormals();
editMeshVertexSenior._VertexNumber = editMeshVertexSenior._Vertices.Length;
Selection.activeGameObject = targetClone;
#endregion
}
#endregion
}
/// <summary>
/// 删除顶点
/// </summary>
void DeleteVertex()
{
#region 判断是否可以删除顶点
if (Selection.gameObjects.Length != 1)
{
EditorUtility.DisplayDialog("提示", "请选中一个顶点，以删除此顶点！", "确定");
return;
}
//记录选中的顶点物体
GameObject SeObj1 = Selection.gameObjects[0];
//获取操作的目标物体
if (SeObj1.transform.parent == null)
{
EditorUtility.DisplayDialog("提示", "未选中合法的顶点！", "确定");
return;
}
if (SeObj1.GetComponent <VertexIdentity>() == null || SeObj1.GetComponent <VertexIdentity>()._Identity < 0)
{
EditorUtility.DisplayDialog("提示", "未选中顶点或选中了不合法的顶点！", "确定");
return;
}
target = SeObj1.transform.parent.gameObject;
//获取目标物体的模型网格编辑器（高级）
editMeshVertexSenior = target.GetComponent <EditMeshVertexSenior>();
if (editMeshVertexSenior == null)
{
EditorUtility.DisplayDialog("提示", "意外的目标物体，该物体缺少模型网格编辑器（高级）！", "确定");
return;
}
targetClone = editMeshVertexSenior._target;
oldVertexSize = vertexSize = editMeshVertexSenior._VertexSize;
#endregion
#region 除顶点
//待删除顶点所关联到的所有三角面
List <List <int> > triangles = new List <List <int> >();
triangles = IsContainOnOneVertex(SeObj1);
//待删除顶点关联到的三角面为空，此顶点无法删除
if (triangles.Count <= 0)
{
EditorUtility.DisplayDialog("提示", "意外的顶点，此顶点已被删除或是其他原因导致无法删除此顶点！", "确定");
return;
}
//删除顶点所关联的所有面
for (int i = 0; i < triangles.Count; i++)
{
editMeshVertexSenior._AllTriangleList.Remove(triangles[i]);
}
SeObj1.GetComponent <VertexIdentity>()._Identity = -1;
SeObj1.SetActive(false);
#endregion
#region 更新目标网格
int[] Alltriangles = new int[editMeshVertexSenior._AllTriangleList.Count * 3];
for (int i = 0; i < editMeshVertexSenior._AllTriangleList.Count; i++)
{
Alltriangles[i * 3] = editMeshVertexSenior._AllTriangleList[i][0];
Alltriangles[i * 3 + 1] = editMeshVertexSenior._AllTriangleList[i][1];
Alltriangles[i * 3 + 2] = editMeshVertexSenior._AllTriangleList[i][2];
}
editMeshVertexSenior._Mesh.Clear();
editMeshVertexSenior._Mesh.vertices = editMeshVertexSenior._AllVerticesList.ToArray();
editMeshVertexSenior._Mesh.triangles = Alltriangles;
editMeshVertexSenior._Mesh.RecalculateNormals();
editMeshVertexSenior._VertexNumber = editMeshVertexSenior._Vertices.Length;
Selection.activeGameObject = targetClone;
#endregion
}
/// <summary>
/// 创建顶点
/// </summary>
void AddVertex()
{
#region 判断是否可以创建顶点
if (Selection.gameObjects.Length != 2)
{
EditorUtility.DisplayDialog("提示", "请选中两个存在直接连线的顶点，以在两个顶点之间创建新顶点！", "确定");
return;
}
//记录选中的两个顶点物体
GameObject SeObj1 = Selection.gameObjects[0];
GameObject SeObj2 = Selection.gameObjects[1];
//获取操作的目标物体
if (SeObj1.transform.parent == null)
{
EditorUtility.DisplayDialog("提示", "未选中两个合法的顶点！", "确定");
return;
}
if (SeObj1.GetComponent <VertexIdentity>() == null || SeObj2.GetComponent <VertexIdentity>() == null ||
SeObj1.GetComponent <VertexIdentity>()._Identity < 0 || SeObj2.GetComponent <VertexIdentity>()._Identity < 0 ||
SeObj1.GetComponent <VertexIdentity>()._Identity == SeObj2.GetComponent <VertexIdentity>()._Identity)
{
EditorUtility.DisplayDialog("提示", "未选中顶点或选中了不合法的顶点！", "确定");
return;
}
target = SeObj1.transform.parent.gameObject;
//获取目标物体的模型网格编辑器（高级）
editMeshVertexSenior = target.GetComponent <EditMeshVertexSenior>();
if (editMeshVertexSenior == null)
{
EditorUtility.DisplayDialog("提示", "意外的目标物体，该物体缺少模型网格编辑器（高级）！", "确定");
return;
}
targetClone = editMeshVertexSenior._target;
oldVertexSize = vertexSize = editMeshVertexSenior._VertexSize;
#endregion
#region 创建顶点并设置顶点参数
//新的顶点所关联到的所有三角面
List <List <int> > triangles = new List <List <int> >();
triangles = IsContainOnTwoVertex(SeObj1, SeObj2);
//新的顶点关联到的三角面为空，此顶点无法创建
if (triangles.Count <= 0)
{
EditorUtility.DisplayDialog("提示", "此两点不存在直接连线，无法创建新的顶点！", "确定");
return;
}
//记录选中的两个顶点的重复顶点组
List <int> vertex1 = editMeshVertexSenior._AllVerticesGroupList[SeObj1.GetComponent <VertexIdentity>()._Identity];
List <int> vertex2 = editMeshVertexSenior._AllVerticesGroupList[SeObj2.GetComponent <VertexIdentity>()._Identity];
//创建新的重复顶点组（需要加入重复顶点集合）
List <int> vertexGroup = new List <int>();
//创建新的UV坐标组，用于更新目标物体uv
Vector2[] uv = editMeshVertexSenior._Mesh.uv;
//计算新顶点的UV
Vector2[] Newuv = new Vector2[uv.Length + 1];
for (int j = 0; j < uv.Length; j++)
{
Newuv[j] = uv[j];
}
int num1 = 0;
if (triangles[0].IndexOf(vertex1[0]) >= 0)
{
num1 = 0;
}
else if (triangles[0].IndexOf(vertex1[1]) >= 0)
{
num1 = 1;
}
else if (triangles[0].IndexOf(vertex1[2]) >= 0)
{
num1 = 2;
}
int num2 = 0;
if (triangles[0].IndexOf(vertex2[0]) >= 0)
{
num2 = 0;
}
else if (triangles[0].IndexOf(vertex2[1]) >= 0)
{
num2 = 1;
}
else if (triangles[0].IndexOf(vertex2[2]) >= 0)
{
num2 = 2;
}
Newuv[Newuv.Length - 1] = new Vector2((uv[vertex1[num1]].x - uv[vertex2[num2]].x) / 2 + uv[vertex2[num2]].x
, (uv[vertex1[num1]].y - uv[vertex2[num2]].y) / 2 + uv[vertex2[num2]].y);
uv = Newuv;
//为此新顶点所关联的所有面创建一个新的共用顶点
Vector3 vertex = CreateVertexOnTwoVertex(SeObj1, SeObj2);
//将新的顶点加入所有顶点集合
editMeshVertexSenior._AllVerticesList.Add(vertex);
//记录新的顶点索引
int _index = editMeshVertexSenior._AllVerticesList.IndexOf(vertex);
//将新的顶点加入筛选后的顶点集合
editMeshVertexSenior._VerticesList.Add(vertex);
//将新的顶点的索引加入重复顶点集合
vertexGroup.Add(_index);
//创建新的顶点物体
GameObject vertexObj = GameObject.CreatePrimitive(PrimitiveType.Sphere);
vertexObj.name = "Vertex";
vertexObj.transform.localScale = new Vector3(editMeshVertexSenior._VertexSize, editMeshVertexSenior._VertexSize, editMeshVertexSenior._VertexSize);
vertexObj.transform.position = target.transform.localToWorldMatrix.MultiplyPoint3x4(vertex);
vertexObj.GetComponent <MeshRenderer>().sharedMaterial = target.GetComponent <MeshRenderer>().sharedMaterial;
vertexObj.AddComponent <VertexIdentity>();
vertexObj.GetComponent <VertexIdentity>()._Identity = editMeshVertexSenior._Vertices.Length;
vertexObj.transform.SetParent(target.transform);
//更新所有顶点物体集合
GameObject[] _Vertexs = new GameObject[editMeshVertexSenior._Vertices.Length + 1];
for (int j = 0; j < editMeshVertexSenior._Vertices.Length; j++)
{
_Vertexs[j] = editMeshVertexSenior._Vertices[j];
}
_Vertexs[_Vertexs.Length - 1] = vertexObj;
editMeshVertexSenior._Vertices = _Vertexs;
#endregion
#region 创建三角面
//所有面以新顶点破开，原理是将选中的两个顶点组成的所有面都以新顶点破开为两个面
for (int i = 0; i < triangles.Count; i++)
{
//移除旧的三角面
editMeshVertexSenior._AllTriangleList.Remove(triangles[i]);
//创建新的三角面，将旧的三角面分离为两个新的三角面
List <int> triangle1 = new List <int>();
List <int> triangle2 = new List <int>();
if ((vertex1.IndexOf(triangles[i][0]) >= 0 && vertex2.IndexOf(triangles[i][1]) >= 0) ||
(vertex1.IndexOf(triangles[i][1]) >= 0 && vertex2.IndexOf(triangles[i][0]) >= 0))
{
//顺时针顺序
triangle1.Add(triangles[i][0]);
triangle1.Add(_index);
triangle1.Add(triangles[i][2]);
triangle2.Add(_index);
triangle2.Add(triangles[i][1]);
triangle2.Add(triangles[i][2]);
}
else if ((vertex1.IndexOf(triangles[i][0]) >= 0 && vertex2.IndexOf(triangles[i][2]) >= 0) ||
(vertex1.IndexOf(triangles[i][2]) >= 0 && vertex2.IndexOf(triangles[i][0]) >= 0))
{
triangle1.Add(triangles[i][0]);
triangle1.Add(triangles[i][1]);
triangle1.Add(_index);
triangle2.Add(_index);
triangle2.Add(triangles[i][1]);
triangle2.Add(triangles[i][2]);
}
else if ((vertex1.IndexOf(triangles[i][1]) >= 0 && vertex2.IndexOf(triangles[i][2]) >= 0) ||
(vertex1.IndexOf(triangles[i][2]) >= 0 && vertex2.IndexOf(triangles[i][1]) >= 0))
{
triangle1.Add(triangles[i][0]);
triangle1.Add(triangles[i][1]);
triangle1.Add(_index);
triangle2.Add(triangles[i][0]);
triangle2.Add(_index);
triangle2.Add(triangles[i][2]);
}
//添加新的三角面到所有三角面集合
editMeshVertexSenior._AllTriangleList.Add(triangle1);
editMeshVertexSenior._AllTriangleList.Add(triangle2);
}
#endregion
#region 更新目标网格
int[] Alltriangles = new int[editMeshVertexSenior._AllTriangleList.Count * 3];
for (int i = 0; i < editMeshVertexSenior._AllTriangleList.Count; i++)
{
Alltriangles[i * 3] = editMeshVertexSenior._AllTriangleList[i][0];
Alltriangles[i * 3 + 1] = editMeshVertexSenior._AllTriangleList[i][1];
Alltriangles[i * 3 + 2] = editMeshVertexSenior._AllTriangleList[i][2];
}
editMeshVertexSenior._AllVerticesGroupList.Add(vertexGroup);
editMeshVertexSenior._Mesh.Clear();
editMeshVertexSenior._Mesh.vertices = editMeshVertexSenior._AllVerticesList.ToArray();
editMeshVertexSenior._Mesh.triangles = Alltriangles;
editMeshVertexSenior._Mesh.uv = uv;
editMeshVertexSenior._Mesh.RecalculateNormals();
editMeshVertexSenior._VertexNumber = editMeshVertexSenior._Vertices.Length;
Selection.activeGameObject = vertexObj;
#endregion
}
