int buildChildrenMeshes(SimpleMeshCreator creator, Transform tf, ref Matrix4x4 mtInvRoot)
{
var destroyCount = 0;
for (var i = 0; i < tf.childCount; i++)
{
var tfChild = tf.GetChild(i);
if (tfChild.GetComponent <_StructurePart3>() == null)
{
var subChildrenLength = tfChild.childCount;
if (subChildrenLength > 0)
{
var subChildrenDestroyedCount = buildChildrenMeshes(creator, tfChild, ref mtInvRoot);
subChildrenLength -= subChildrenDestroyedCount;
}
var mf = tfChild.GetComponent <MeshFilter>();
if (mf != null)
{
var mt = mtInvRoot * tfChild.localToWorldMatrix;
creator.addGeometory(mf.sharedMesh, ref mt);
}
if (subChildrenLength == 0)
{
Destroy(tfChild.gameObject);
destroyCount++;
}
}
}
return(destroyCount);
}
/// <summary>
/// 开始根据参数修改模型 只修改内部网格 不会删除原先gameobject
/// </summary>
/// <param name="pos">平面坐标</param>
/// <param name="worldDic">法线方向</param>
/// <param name="scale">高度</param>
public void Building()
{
MeshData meshData = SimpleMeshCreator.DrawNPrism(Pos, WorldDir, Height, Center, false, out section);
body.transform.position = meshData.center;
body.transform.rotation = meshData.quaternion;
Mesh mesh = new Mesh();
mesh.vertices = meshData.vertices;
mesh.triangles = meshData.triangles;
mesh.uv = meshData.uv;
mesh.RecalculateTangents();
mesh.RecalculateNormals();
mesh.RecalculateBounds();
MeshFilter mf;
MeshRenderer mr;
if (body.GetComponent <MeshFilter>() == null)
{
mf = body.AddComponent <MeshFilter>();
}
else
{
mf = body.GetComponent <MeshFilter>();
}
if (body.GetComponent <MeshRenderer>() == null)
{
mr = body.AddComponent <MeshRenderer>();
}
else
{
mr = body.GetComponent <MeshRenderer>();
}
mr.material = Mat;
mf.mesh = mesh;
}
