private vdPolyface AddMeshToEntities(vdEntities entities, MeshData mesh)
{
vdPolyface onepolyface = new vdPolyface();
onepolyface.SetUnRegisterDocument(vDraw.ActiveDocument);
onepolyface.setDocumentDefaults();
// 顶点数组输入
foreach (PointData point in mesh.Vertexes)
{
onepolyface.VertexList.Add(point.X * Tools.Ft2MmScale, point.Y * Tools.Ft2MmScale, point.Z * Tools.Ft2MmScale);
}
// 面片索引输入
foreach (TriangleIndexData index in mesh.TriangleIndexes)
{
onepolyface.AddFaceItem(index.V1 + 1, index.V2 + 1, index.V3 + 1, index.V1 + 1, -1);
}
onepolyface.SmoothAngle = 45;
onepolyface.Layer = vDraw.ActiveDocument.Layers.FindName(mesh.MaterialName);
entities.Add(onepolyface);
if (ExportSetting.SystemSetting.IsExportTextureFile)
{
var material = Materials.Find(m => m.Name == mesh.MaterialName);
if (material != null && !string.IsNullOrEmpty(material.GetValidMapFile()))
{
var img = vDraw.ActiveDocument.Images.FindName(Path.GetFileNameWithoutExtension(material.GetValidMapFile()));
if (img != null)
{
onepolyface.PenColor.SystemColor = Color.Gray;
onepolyface.PenColor.MaterialImage = img;
Matrix mtx = new Matrix();
mtx.IdentityMatrix();
mtx.ScaleMatrix(0.001, 0.001, 1);
onepolyface.PenColor.MaterialMatrix = mtx;
}
}
}
onepolyface.Invalidate();
onepolyface.Update();
return(onepolyface);
}
/// <summary>
/// Implementation of the Slice command.
/// </summary>
/// <param name="doc"></param>
public static void Slice(vdDocument doc)
{
doc.Prompt("Select a vdPolyface Figure");
vdFigure fig;
gPoint userpt;
//This command waits until thew user clicks an entity.
StatusCode code = doc.ActionUtility.getUserEntity(out fig, out userpt);
doc.Prompt(null);
if (code == StatusCode.Success)
{
vdPolyface face = fig as vdPolyface;
if (face != null)
{
doc.Prompt("Pick the Origin Point");
gPoint origin;
code = doc.ActionUtility.getUserPoint(out origin);
doc.Prompt(null);
if (code != StatusCode.Success)
{
return;
}
doc.Prompt("Give the Slice Direction Vector");
gPoint vector;
code = doc.ActionUtility.getUserPoint(out vector);
doc.Prompt(null);
if (code != StatusCode.Success)
{
return;
}
Vector v = new Vector(vector);
face.Invalidate();
face.Slice(origin, v);
face.Update();
face.Invalidate();
}
}
}