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bournival |
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Imports SolidWorks.Interop
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Imports SolidWorks.Interop.swconst
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Imports SolidWorks.Interop.swpublished
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bournival |
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''' <summary>
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''' Classe qui mémorise l'intersection entre une face d'un volume et une facecoque.
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''' </summary>
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''' <remarks>Même s'il y aplusieurs intersections distinctes entre les 2 faces, il n'y a qu'une seule classe de créée</remarks>
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Public Class InterCoqueVolume
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Inherits InterFaceFace
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Public sFaceCoque As SlyFaceCoque 'SlyFaceCoque ou slyfaceVol
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Public sFaceVolume As SlyFaceVolume 'SlyFaceCoque ou slyfaceVol
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Public AreteVolume As SldWorks.Edge ' l'arrète de la face1 (volume si coque-volume)
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Public AreteCoque As SldWorks.Edge ' l'arrète de la face2
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Private PointQuiTouche() As Double = {-999, -9999, -99999}
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Public DerniereCoupe As Boolean = False
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''' <summary>
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''' Quand on a une intersection coque-volume avec face de section, il faut trouver quelle arète de la coque touche au volume
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''' </summary>
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''' <param name="GuideSweep">Si oui alors on utilise le sweep pour se guider, utile dans le cas #1</param>
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''' <remarks></remarks>
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Public Sub QuelleAreteCoqueToucheVolume(Optional ByVal GuideSweep As Boolean = False)
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Dim aretes() As SldWorks.Edge
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Dim Sommet1 As SldWorks.Vertex
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Dim sommet2 As SldWorks.Vertex
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Dim z As Integer
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'Dim swFace() As SldWorks.Face2 = sFaceCoque.DonnerFaces ' attention, pas juste une face.....
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aretes = sFaceCoque.GetAretes()
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Dim swFaceVol() As SldWorks.Face2 = Me.sFaceVolume.GetFaces
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For Each swFaceV As SldWorks.Face2 In swFaceVol
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For z = 0 To UBound(aretes)
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Sommet1 = aretes(z).GetStartVertex()
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If Sommet1 Is Nothing Then ' on a un cercle...
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Dim params As Object
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params = aretes(z).Evaluate(0.5) ' 0.5 pour ne pas être à 0, ni 1, ni 3.14. Pour être très méticuleur il faudrait vérifier 2 points...
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If Distance(swFaceV, params(0), params(1), params(2)) < Epsilon Then AreteCoque = aretes(z) : Exit Sub
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Else
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sommet2 = aretes(z).GetEndVertex()
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If Commun.Distance(swFaceV, Sommet1) < Epsilon AndAlso Distance(swFaceV, sommet2) < Epsilon Then
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If GuideSweep Then ' on doit EN PLUS vérifier que le sweep touche à la courbe
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If swModel.ClosestDistance(Me.BodySweep, Sommet1, Nothing, Nothing) < Epsilon AndAlso swModel.ClosestDistance(Me.BodySweep, sommet2, Nothing, Nothing) < Epsilon Then AreteCoque = aretes(z) : Exit Sub
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Else ' ok automatiquement
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AreteCoque = aretes(z)
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Exit Sub
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End If
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End If
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End If
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Next z
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Next swFaceV
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' si on est ici c'est qu'une arète de la coque ne repose pas entièrement sur une seule face du volume, juste un de ses sommet...
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DerniereCoupe = True
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Dim PointNext(2) As Double
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Dim eArete As SuperArete
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For Each swFaceV As SldWorks.Face2 In swFaceVol
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For z = 0 To UBound(aretes)
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Sommet1 = aretes(z).GetStartVertex()
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eArete = New SuperArete(aretes(z), True)
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eArete.Evaluer(eArete.GetTMin + 10 * Epsilon, PointNext)
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'Commun.MettreUnPoint(PointNext(0), PointNext(1), PointNext(2))
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If Commun.Distance(swFaceV, Sommet1) < Epsilon AndAlso Commun.Distance(swFaceV, PointNext(0), PointNext(1), PointNext(2)) < Epsilon Then AreteCoque = aretes(z) : Me.PointQuiTouche = PointNext : Exit Sub
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sommet2 = aretes(z).GetEndVertex()
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eArete = New SuperArete(aretes(z), True)
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eArete.Evaluer(eArete.GetTMax - 10 * Epsilon, PointNext)
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'Commun.MettreUnPoint(PointNext(0), PointNext(1), PointNext(2))
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'eArete.Colorer(z, z / 4, z / 4, z / 4)
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If Commun.Distance(swFaceV, sommet2) < Epsilon AndAlso Commun.Distance(swFaceV, PointNext(0), PointNext(1), PointNext(2)) < Epsilon Then AreteCoque = aretes(z) : Me.PointQuiTouche = PointNext : Exit Sub
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Next z
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Next swFaceV
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MsgBox("la bonne arète n'a pas été trouvée" & vbCr & eArete.ToString)
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End Sub
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''' <summary>
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''' Sub qui dessine le sweep à l'endroit d'intersection
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''' </summary>
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''' <remarks>Je pourrais couper et mettre les faces internes ici, mais je préfère séparer...</remarks>
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Public Sub GénérerSweep(Optional ByRef sketch As SldWorks.Sketch = Nothing)
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' on peut essayer 2 méthodes, celle du offset des faces et celle du sweep d'un cercle
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' celle du offset ne marche pas dans toutes les circonstances...
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Dim swEnt As SldWorks.Entity
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If sketch Is Nothing Then
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If Me.AreteCoque Is Nothing Then Me.QuelleAreteCoqueToucheVolume()
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' on ignore le sketch pour l'instant, et on recréé un nouveau sketch qui convertit l'arète de la coque
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swModel.Insert3DSketch2(False)
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swEnt = Me.AreteCoque : swEnt.Select4(False, Nothing)
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Dim skManager As SldWorks.SketchManager = swModel.SketchManager
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skManager.SketchUseEdge(False)
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' ici on doit le prolonger si besoin est
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sketch = swModel.GetActiveSketch2()
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swModel.Insert3DSketch2(False)
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End If
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' technique du sweep du cercle
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' 1 - trace de la ligne d'intersection
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' en théorie c'est déjà fait et on a interFF.sketch qui a le sketch d'intersection...
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' 2- Placer un plan à l'extrémité
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Dim Plan As SldWorks.RefPlane
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Dim vSeg As Object 'SldWorks.SketchSegment
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Dim seg As SldWorks.SketchSegment
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Dim skPoint As SldWorks.SketchPoint = Nothing
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vSeg = sketch.GetSketchSegments() : seg = vSeg(0)
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Select Case seg.GetType ' faut faire attention, si le sketch est fermé, ça peut chier des taque pour séelectionner le point
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Case SwConst.swSketchSegments_e.swSketchLINE
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Dim skline As SldWorks.SketchLine = seg
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skPoint = skline.GetStartPoint2()
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Case SwConst.swSketchSegments_e.swSketchARC
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Dim skarc As SldWorks.SketchArc = seg
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skPoint = skarc.GetStartPoint2()
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Case SwConst.swSketchSegments_e.swSketchELLIPSE
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Dim skellipse As SldWorks.SketchEllipse = seg
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skPoint = skellipse.GetStartPoint2()
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If skPoint Is Nothing Then
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' couper l'ellipse
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MsgBox("On a pas de startpoint sur cette ellipse")
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End If
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Case SwConst.swSketchSegments_e.swSketchSPLINE
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Dim skSpline As SldWorks.SketchSpline = seg
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Dim vPoints As Object
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vPoints = skSpline.GetPoints2()
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skPoint = vPoints(0)
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Case SwConst.swSketchSegments_e.swSketchPARABOLA
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Dim skPara As SldWorks.SketchParabola = seg
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skPoint = skPara.GetStartPoint2()
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Case Else
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MsgBox(" Là y'a un problème! (case else....)")
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End Select
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seg.Select4(False, Nothing)
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skPoint.Select4(True, Nothing)
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Plan = swModel.CreatePlanePerCurveAndPassPoint3(True, False) ' le premier true met l'origine sur le point de la courbe, le second false est pour la visualisation.
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' 3 - on créé un cercle sur le plan
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Dim rayon As Double
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Dim sface As SlyFaceCoque = Me.sFaceCoque
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Dim feat As SldWorks.Feature
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Dim sketchCercle As SldWorks.Sketch
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rayon = sface.GetEpaisseur
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swEnt = Plan : swEnt.Select4(False, Nothing)
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swModel.InsertSketch2(False)
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swModel.CreateCircleByRadius2(0, 0, 0, rayon)
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swModel.InsertSketch2(True)
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feat = swModel.FeatureByPositionReverse(0)
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sketchCercle = feat.GetSpecificFeature2()
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' 4 - Sweep
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Dim swFeatManager As SldWorks.FeatureManager = swModel.FeatureManager
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Dim merge As Boolean = False
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swEnt = sketchCercle : swEnt.Select2(False, 1)
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swEnt = sketch : swEnt.Select2(True, 4)
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feat = swFeatManager.InsertProtrusionSwept3(False, False, 0, False, False, 1, 1, False, 0, 0, 0, 0, merge, 1, 1, 0, 1) ' merge fait additionner le bnouveau corps... Pas certain du false qui suit.
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If feat Is Nothing Then
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swEnt = sketchCercle : swEnt.Select2(False, 1)
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swEnt = sketch : swEnt.Select2(True, 4)
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feat = swFeatManager.InsertProtrusionSwept3(False, False, 0, False, False, 0, 0, False, 0, 0, 0, 0, 0, 1, 1, 0, 1)
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End If
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If feat Is Nothing Then
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' il est possible que la coque soit une spline
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MsgBox("Il est impossible de découper la forme de la courbe, la coque est trop repliée sur elle-même..." & vbCr & "Un rayon de courbure de la section de la coque est inférieur à l'épaisseur de la coque", MsgBoxStyle.Information, "Impossible de découper à un endroit!")
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' on pourrait éventuellement appliquer une autre méthode.
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Exit Sub
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End If
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Dim vfaces As Object = feat.GetFaces
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Dim swface As SldWorks.Face2 = vfaces(0)
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Me.BodySweep = swface.GetBody
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If Me.BodySweep Is Nothing Then MsgBox(feat.Name)
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End Sub
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bournival |
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bournival |
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''' <summary>
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''' Sub qui prend les infos de la classe (qui a un sweep) et qui découpe la face du VOLUME. Met les attributs de face interne également.
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''' </summary>
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''' <remarks>Utile pour les intersections coque-volume seulement (pour l'instant)</remarks>
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Public Sub DécouperVolume()
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If Me.BodySweep Is Nothing Then Exit Sub
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' sélectionner toutes les faces du sweep avec un mark de 16
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Dim swFace As SldWorks.Face2 = Me.BodySweep.GetFirstFace()
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Dim swent As SldWorks.Entity
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Dim featmanager As SldWorks.FeatureManager
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Dim feat As SldWorks.Feature = Nothing
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Dim faces() As SldWorks.Face2
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Dim sface As SlyFaceVolume = Me.sFaceVolume ' la face du volume
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Dim swface2 As SldWorks.Face2
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' ***** Découpage du volume****
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swModel.EditRebuild3()
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featmanager = swModel.FeatureManager
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faces = sface.GetFaces
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Dim scoque As SlyFaceCoque = Me.sFaceCoque
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For Each swface2 In faces
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If swModel.ClosestDistance(swface2, Me.BodySweep, Nothing, Nothing) < Epsilon Then
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swModel.ClearSelection2(True)
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Do While swFace IsNot Nothing ' les faces coupantes (celles du sweep) ont un mark de 16
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swent = swFace : swent.Select2(True, 16)
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swFace = swFace.GetNextFace
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Loop
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' sélection de la bonne face de coque:
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'swent = swfaceCoque : swent.Select2(True, 16)
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Me.SelectionneBonneCoque(True, 16)
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swent = swface2 : swent.Select2(True, 32)
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feat = featmanager.InsertSplitLineIntersect(7)
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If feat IsNot Nothing Then Exit For
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End If
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Next
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Me.BodySweep.HideBody(True)
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' ajout des nouvelles faces
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Dim vfaces As Object = feat.GetFaces()
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'Dim swFaceBonne As SldWorks.Face2 = Nothing
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'Dim PointTouche(2) As Double ' attention, ce n'est plus un midpoint...
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'Dim eArete As New SuperArete(Me.AreteCoque, True)
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'If Me.PointQuiTouche(0) = -999 Then PointTouche = eArete.GetPointMilieu() Else PointTouche = Me.PointQuiTouche
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' swModel.ClearSelection2(True)
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For Each swFace In vfaces ' sélectionne les faces découpées.
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sface.AjouterFace(swFace)
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Next
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End Sub
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''' <summary>
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''' S'il y a plus d'une face dans la coque, cette sub sélectionne la bonne face (celle qui touche au sweep)
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''' </summary>
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''' <param name="Append"></param>
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''' <param name="Mark"></param>
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''' <remarks></remarks>
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Private Sub SelectionneBonneCoque(ByRef Append As Boolean, ByRef Mark As Integer)
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Dim swEnt As SldWorks.Entity
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Dim vfaces() As SldWorks.Face2 = Me.sFaceCoque.GetFaces
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If UBound(vfaces) = 0 Then swEnt = vfaces(0) : swEnt.Select2(Append, Mark) : Exit Sub
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' bon, on a plusieurs faces pour représenter la coque, il faut trouver celle qui est à l'intérieur du sweep
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' celles dont une arête ne touche pas au sweep est Out.
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' possible qu'il y ait un cas fucké où ça ne marche pas.
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For Each swFace As SldWorks.Face2 In vfaces
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Dim vedges As Object = swFace.GetEdges
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Dim prendre As Boolean = True
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For Each swArete As SldWorks.Edge In vedges
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If swModel.ClosestDistance(Me.BodySweep, swArete, Nothing, Nothing) > Epsilon Then prendre = False : Continue For
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Next
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If prendre Then swEnt = swFace : swEnt.Select2(Append, Mark) : Exit Sub
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Next
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MsgBox("Rien trouvé!!!")
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End Sub
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''' <summary>
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''' Sub qui prend les infos de la classe (qui a un sweep) et qui découpe la face du VOLUME. Met les attributs de face interne également.
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''' </summary>
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''' <remarks>Utile pour les intersections coque-volume seulement (pour l'instant)</remarks>
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Public Sub DecouperCoque()
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If Me.BodySweep Is Nothing Then Exit Sub
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DerniereCoupe = False ' pas besoin de redecouper
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' on a un sketch avec 2 ou plusieurs segments à l'intérieur
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' et si je sélectionnais un segment à la fois et partait un sketch3d, puis je convertis ce segment et construit ce nouveau sketch...
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Dim vseg As Object = Me.sketch.GetSketchSegments
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Dim PetitSketch As SldWorks.Sketch = Nothing
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Dim swSketchManager As SldWorks.SketchManager = swModel.SketchManager
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'Dim lstFeat As New Collections.Generic.List(Of SldWorks.Feature)
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Dim swFace As SldWorks.Face2 = Me.BodySweep.GetFirstFace()
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Dim swent As SldWorks.Entity
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Dim featmanager As SldWorks.FeatureManager
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Dim swface2 As SldWorks.Face2
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Dim scoque As SlyFaceCoque = Me.sFaceCoque
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For Each segment As SldWorks.SketchSegment In vseg
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swModel.ClearSelection()
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If swModel.GetActiveSketch2() IsNot Nothing Then MsgBox("Déjà un sketch d'actif???")
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swModel.Insert3DSketch2(False)
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segment.Select4(False, Nothing)
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swSketchManager.SketchUseEdge(False)
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swModel.Insert3DSketch2(False)
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swModel.EditRebuild3()
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Dim feat As SldWorks.Feature = swModel.FeatureByPositionReverse(0)
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If Not feat.GetTypeName() = "3DProfileFeature" Then MsgBox("Problème ici")
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PetitSketch = feat.GetSpecificFeature2() ' devrait être un sketch
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' 1 - créer le sweep à partir du sketch
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Me.GénérerSweep(PetitSketch) ' hahahaha on réutilise la sub !!
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' 2 - Couper la coque à partir su sweep
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swModel.EditRebuild3()
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featmanager = swModel.FeatureManager
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Dim faces() As SldWorks.Face2 = scoque.GetFaces
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For Each swface2 In faces ' les faces de la coque
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If swModel.ClosestDistance(swface2, Me.BodySweep, Nothing, Nothing) < Epsilon Then
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swModel.ClearSelection2(True)
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swFace = Me.BodySweep.GetFirstFace()
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Do While swFace IsNot Nothing ' les faces coupantes (celles du sweep) ont un mark de 16
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swent = swFace : swent.Select2(True, 16)
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swFace = swFace.GetNextFace
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Loop
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swent = swface2 : swent.Select2(True, 32) ' la face qui est coupée
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feat = featmanager.InsertSplitLineIntersect(7)
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'If feat IsNot Nothing Then lstFeat.Add(feat)
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End If
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Next
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Me.BodySweep.HideBody(True)
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' rajout des nouvelles faces à la coque
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feat = swModel.FeatureByPositionReverse(0)
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Dim vFaces As Object = feat.GetFaces()
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For Each swFace In vFaces
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Me.sFaceCoque.AjouterFace(swFace)
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Next
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Next
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End Sub
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''' <summary>
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''' Function qui retourne vrai si l'on doit couper la coque
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''' </summary>
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''' <returns>Vrai si la coque doit être coupée</returns>
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''' <remarks></remarks>
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Public Function DoitCouperCoque() As Boolean
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Dim vSeg As Object = Me.sketch.GetSketchSegments()
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If UBound(vSeg) > 0 Then Return True Else Return False
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End Function
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''' <summary>
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''' Sub qui met les attributs de faces internes sur les bonnes faces.
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''' </summary>
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''' <remarks></remarks>
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Public Sub MarquerFacesInternes()
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' bon, là il faut trouver les faces internes... mais: la liste de faces dans la slyface
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'mais j'ai maintenant un moyen de comparer les arètes.
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Dim trouve As Boolean = False
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' si une face de la liste des facesVol a une arête qui est comparer à true à une des arètes des faces de la coque, FACEINTERNE!!!
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bournival |
50 |
Dim swFaces() As sldworks.Face2 = Me.sFaceVolume.GetFaces
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Dim swAreteCoques() As sldworks.Edge = Me.sFaceCoque.GetAretes
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bournival |
40 |
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bournival |
50 |
For Each face As sldworks.Face2 In swFaces
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bournival |
40 |
Dim sFace As New SuperFace(face, True)
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bournival |
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Dim swAreteVols() As sldworks.Edge = sFace.GetAretes
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For Each swAreteVol As sldworks.Edge In swAreteVols
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bournival |
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Dim e As New SuperArete(swAreteVol, True) : e.Colorer(2, 0, 1, 0)
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bournival |
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For Each swAreteCoque As sldworks.Edge In swAreteCoques
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bournival |
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If e.comparer(swAreteCoque) Then
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sFace.MettreAttributFaceInterne()
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trouve = True : Exit For
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End If
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Next
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If trouve Then trouve = False : Exit For ' on arete de gosser
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Next
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Next
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End Sub
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End Class
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