/// <summary>
/// 创建面对象
/// </summary>
/// <param name="face"></param>
/// <returns></returns>
private static SWFace CreateSWFace(Face2 face)
{
if (face == null)
{
return(null);
}
//复制Face信息
SWFace swFace = new SWFace();
//ID
swFace.ID = face.GetFaceId();
//包围盒
swFace.BoundingBox = CreateSWBoundingBox(face.GetBox());
//三角面片
//int tessTriCount = face.GetTessTriangleCount();
swFace.TessTriangles = face.GetTessTriangles(false);
swFace.TessNormals = face.GetTessNorms();
//OutPutTessTriangles(tessTriCount, arrTriangles);
/*
* if (arrTriangles != null) {
* for (int i = 0; i < tessTriCount; i += 9) {
* swFace.TessTriangles.Add(CreateSWTriangle(arrTriangles, i));
* }
* }
*/
//几何信息
swFace.Surface = CreateSWSurface(face.GetSurface());
return(swFace);
}
/// <summary>
/// The my adjacence face.
/// </summary>
/// <param name="face">
/// The face.
/// </param>
/// <returns>
/// The <see cref="List{T}"/>.
/// </returns>
public static List <Face2> MyAdjacenceFace(Face2 face, SldWorks swApplWorks)
{
var listAdjacentFace = new List <Face2>();
// Aggiungo la faccia stessa e tutte le sue adiacenti,
// Se non aggiungo anche se stessa poi controlla la presenza di edge virtuali tra sé e sé.
// listAdjacentFace.Add(face);
var myEdgeOfFace = (Array)face.GetEdges();
foreach (Edge edge in myEdgeOfFace)
{
Array myAdiacenceFaces = edge.GetTwoAdjacentFaces2();
Face2 myAdiacenceFace = null;
var firstFace = (Face2)myAdiacenceFaces.GetValue(0);
var secondFace = (Face2)myAdiacenceFaces.GetValue(1);
// Se non c'è un'altra faccia adiacente allora ho un valore NULL e c'è un errore nel modello
//(se ho un modello manifold devo avere per ogni edge due facce).
if (firstFace == null || secondFace == null)
{
swApplWorks.SendMsgToUser("ERROR: the model is defective and the adjacency relation cannot be stored correctly (NOT ALL THE EDGES ARE SHARED BY 2 FACES).");
return(listAdjacentFace);
}
// Se la faccia non è quella che ho già la salvo come faccia adiacente, altrimenti salvo l'altra.
if (firstFace.GetFaceId() == face.GetFaceId())
{
myAdiacenceFace = secondFace;
}
else if (secondFace.GetFaceId() == face.GetFaceId())
{
myAdiacenceFace = firstFace;
}
listAdjacentFace.Add(myAdiacenceFace);
}
return(listAdjacentFace);
}
/// <summary>
/// 创建面对象
/// </summary>
/// <param name="face"></param>
/// <returns></returns>
private static SWFace CreateSWFace(Face2 face) {
if (face == null)
return null;
//复制Face信息
SWFace swFace = new SWFace();
//ID
swFace.ID = face.GetFaceId();
//包围盒
swFace.BoundingBox = CreateSWBoundingBox(face.GetBox());
//三角面片
//int tessTriCount = face.GetTessTriangleCount();
swFace.TessTriangles = face.GetTessTriangles(false);
swFace.TessNormals = face.GetTessNorms();
//OutPutTessTriangles(tessTriCount, arrTriangles);
/*
if (arrTriangles != null) {
for (int i = 0; i < tessTriCount; i += 9) {
swFace.TessTriangles.Add(CreateSWTriangle(arrTriangles, i));
}
}
*/
//几何信息
swFace.Surface = CreateSWSurface(face.GetSurface());
return swFace;
}