該用例向您展示如何在現(xiàn)有分析文檔上創(chuàng)建Octree三角形網(wǎng)格零件。此方案需要“ FEM Surface（FMS）產(chǎn)品”。

宏打開一個Analysis文檔撬腾。將創(chuàng)建網(wǎng)格零件表面網(wǎng)格，并設(shè)置與此網(wǎng)格零件關(guān)聯(lián)的整體規(guī)格。創(chuàng)建本地規(guī)范：MSHLocalMeshSize顺囊，將孔的邊緣指定為支撐。最后蕉拢，更新網(wǎng)格零件以生成網(wǎng)格特碳。

BasicSurfMesh.gif

' COPYRIGHT DASSAULT SYSTEMES 2000

' ***********************************************************************
'   Purpose:      Open an analysis document
'                 Create a basic surface mesh  
'                 assign the surface as support
'                 specify the global specifications and assing values
'   Assumtions:   Looks for Surface.CATAnalysis in the directory
'   Author:       bmw
'   Languages:    VBScript
'   Locales:      English 
'   CATIA Level:  V5R16
' ***********************************************************************

Sub CATMain()
' ----------------------------------------------------------- 
' Optional: allows to find the sample wherever it's installed

  sDocPath=CATIA.SystemService.Environ("CATDocView")

    If (Not CATIA.FileSystem.FolderExists(sDocPath)) Then
      Err.Raise 9999,,"No Doc Path Defined"
    End If
' ----------------------------------------------------------- 

' Open the Analysis document 
sFilePath = CATIA.FileSystem.ConcatenatePaths(sDocPath, "online\CAAScdAniUseCases\samples\Surface.CATAnalysis")
Set oAnalysisDocument = CATIA.Documents.Open(sFilePath)

' Retrieve the Analysis Manager and Analysis Model
Set oAnalysisManagar = oAnalysisDocument.Analysis

' Retreive the product from Analysis manager
Set oAnalysisLinkedDocument = oAnalysisManagar.LinkedDocuments
Set partDocument = oAnalysisLinkedDocument.Item(1)
Set product = partDocument.Product

' Retrieve the analysis model from the list of models
Set oAnalysisModels = oAnalysisManagar.AnalysisModels
Set oAnalysisModel = oAnalysisModels.Item(1)

' Retrieve mesh manager and mesh part 
Set meshManagar = oAnalysisModel.MeshManager
Set meshPart = meshManagar.AnalysisMeshParts

' Retrieve publications from product and retrieve the published face.
Set publications = product.Publications
Set pubSurf = publications.Item("Round Hole.1")
Set pubCurve = publications.Item("Spine")
Set pubPoint = publications.Item("Point")


' Add the new basic surface mesh part to the list of mesh parts
Set surfPart = meshPart.Add ("MSHPartBasicSurf") 

' Add the support from the published surface
surfPart.AddSupportFromPublication product, pubSurf


' Set the global Specifications
surfPart.SetGlobalSpecification "GlobalMethod", 1
surfPart.SetGlobalSpecification "QuadsOnly", 2
surfPart.SetGlobalSpecification "ElementOrder", "Parabolic"
surfPart.SetGlobalSpecification "DedicatedMesh", 1
surfPart.SetGlobalSpecification "GlobalSize", "10.0 mm"
surfPart.SetGlobalSpecification "Offset", "15.0 mm"
surfPart.SetGlobalSpecification "TopologySize", "20.0 mm"
surfPart.SetGlobalSpecification "TopologySag", 2
surfPart.SetGlobalSpecification "SharpEdges", 1
surfPart.SetGlobalSpecification "FaceAngle", "0 deg"
surfPart.SetGlobalSpecification "OffsetFromThickness", 1
surfPart.SetGlobalSpecification "MeshRelSag", 1
surfPart.SetGlobalSpecification "MeshRelSagValue", "0.1 mm"
surfPart.SetGlobalSpecification "CurveCapture", 1
surfPart.SetGlobalSpecification "CurveCaptureTol", "1.1 mm"
surfPart.SetGlobalSpecification "MeshCapture", 1
surfPart.SetGlobalSpecification "MeshCaptureTol", "1.1 mm"
surfPart.SetGlobalSpecification "MeshAbsSag", 1
surfPart.SetGlobalSpecification "MeshAbsSaglValue", "1.1 mm"

'Add the local specifications
Set meshSpecs = surfPart.AnalysisMeshLocalSpecifications
Set spec = meshSpecs.Add("MSHTopProjectCurve")
spec.AddSupportFromPublication "ConnectorList", product, pubCurve
spec.SetAttribute "Tolerance", "500 mm"


Set spec = meshSpecs.Add("MSHTopProjectPoint")
spec.AddSupportFromPublication "ConnectorList", product, pubPoint
spec.SetAttribute "Tolerance", "500 mm"
spec.SetAttribute "Project", 0


'Upadte the mesh part
surfPart.Update

End Sub