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ADIA Roof generator.txt
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ADIA Roof generator.txt
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Option Explicit
'Script written by <insert name>
'Script copyrighted by <insert company name>
'Script version 01 August 2007 15:59:47
Call Main()
Sub Main()
Dim numU, numV, centreL, arrCPlane, arrXform, oldLayer, roofDepth
Dim i, j
oldLayer = rhino.CurrentLayer
rhino.AddLayer "RS_uCurves", RGB(0, 100, 100)
rhino.AddLayer "RS_vCurves", RGB(206, 61, 61)
rhino.AddLayer "RS_UCurves_BSTR", RGB(140, 210, 140)
rhino.AddLayer "RS_Construction", RGB(0, 0, 0)
rhino.CurrentLayer "RS_Construction"
Dim idsurface : idsurface = rhino.GetObject("select surface..",8)
numU = rhino.GetInteger("Number of U direction subdivisions...",20)
numV = rhino.GetInteger("Number of Iso Curve subdivisions...",10)
roofDepth = Rhino.GetReal("Roof Offset in metres: ", 0.5, 0.1, 1.0)
If Rhino.IsSurfaceTrimmed(idsurface) Then
Rhino.Print "The surface is trimmed. Shrinking surface..."
Rhino.ShrinkTrimmedSurface (idsurface )
Else
Rhino.Print "The surface is not trimmed."
End If
'===========================================================
' extract CentreLine from surface and project to Cplane
'===========================================================
centreL = Rhino.ExtractIsoCurve (idSurface, array(0,0), 1)
If IsArray(centreL) Then
arrCPlane = Rhino.ViewCPlane
arrXform = Rhino.XformPlanarProjection(arrCPlane)
centreL = Rhino.TransformObjects (centreL, arrXform, False)
rhino.HideObject centreL(0)
End If
'===========================================================
'add V Curves by extracting iso lines
'===========================================================
Dim Varrpoint, Varrparameter,tmpVc, Vcurve()
Dim numC : numC = Array ("1st","2nd","3rd","4th","5th","6th","7th","8th","9th","10th","11th","12th")
For i = 0 To numV - 1
VarrPoint = Rhino.GetPointOnSurface(idSurface, "Select" & numC(i) &" location For Iso Curve.. ")
VarrParameter = Rhino.SurfaceClosestPoint(idSurface, VarrPoint)
tmpVc = Rhino.ExtractIsoCurve (idSurface, VarrParameter, 1)
ReDim Preserve Vcurve(i)
Vcurve(i) = tmpVc(0)
Next
Rhino.EnableRedraw(False)
'==================================================================
' Create offest points for temp surface
'==================================================================
Dim Uarrpoint, Uarrparameter, Uarrcentre, Uarrcentrept()
Uarrpoint = rhino.DivideCurve(centreL(0), numU)
For i = 0 To numU
Uarrparameter = rhino.CurveClosestPoint(centreL(0), Uarrpoint(i))
Uarrcentre = rhino.CurveCurvature(centreL(0),Uarrparameter)
ReDim Preserve Uarrcentrept(i)
Uarrcentrept(i) = Uarrcentre(2)
Next
Dim Uarrvector, UarrvectorN, UarrvectorD, Uarrpoint1(), Uarrpoint2()
For i =0 To numU
Uarrvector = rhino.Vectorsubtract(Uarrpoint(i), Uarrcentrept(i))
UarrvectorN = rhino.VectorUnitize(Uarrvector)
UarrvectorD = rhino.Vectorscale (UarrvectorN, 30)
ReDim Preserve Uarrpoint1(i)
Uarrpoint1(i) = rhino.VectorAdd(Uarrpoint(i), UarrvectorD)
UarrvectorD = rhino.Vectorscale (UarrvectorN, -30)
ReDim Preserve Uarrpoint2(i)
Uarrpoint2(i) = rhino.VectorAdd(Uarrpoint(i), UarrvectorD)
Next
rhino.DeleteObject centreL(0)
Dim Uarrpoint3, Uarrpoint4
Uarrpoint3 = Uarrpoint2
Uarrpoint4 = Uarrpoint1
For i = 0 To numU
Uarrpoint3 (i)(2) = 60
Uarrpoint4 (i)(2) = 60
Next
'===========================================================
'add U Curves by intersection of Roof Surface by temp Surface
'===========================================================
Dim tempsurf, tmpUc,Ucurve()
For i = 0 To numU
tempsurf = rhino.AddSrfPt(Array (Uarrpoint1(i),Uarrpoint2(i),Uarrpoint3(i),Uarrpoint4(i)))
tmpUc = rhino.SurfaceSurfaceIntersection (idsurface, tempsurf,,True)
ReDim Preserve Ucurve(i)
Ucurve(i) = tmpUc(0,1)
rhino.DeleteObject tempsurf
Next
'===========================================================
'Add point at Ucurve and Vcurve Intersections
'===========================================================
Dim temp_pt
ReDim curvept (Ubound(UCurve),Ubound(vCurve))
ReDim Ucurvept (Ubound(UCurve),Ubound(vCurve))
ReDim Vcurvept (Ubound(UCurve),Ubound(vCurve))
For i = 0 To Ubound(Ucurve)
For j = 0 To Ubound(Vcurve)
temp_pt = rhino.CurveCurveIntersection(Ucurve(i), Vcurve(j))
If Not Isarray(temp_Pt) Then
If j = 0 Then
curvept(i,j) = Rhino.CurveStartPoint (Ucurve(i))
'Call rhino.addpoint(curvept(i,j))
'Call rhino.AddTextDot (i, curvept(i,j))
End If
If j = Ubound(Vcurve) Then
curvept(i,j) = Rhino.CurveEndPoint (Ucurve(i))
'Call rhino.addpoint(curvept(i,j))
'Call rhino.AddTextDot (i, curvept(i,j))
End If
'Rhino.Print ("Curve intersection problem")
Else
curvept(i,j) = temp_pt(0,1)
'Call rhino.addpoint(curvept(i,j))
'Call rhino.AddTextDot (i, curvept(i,j))
End If
Next
Next
'===========================================================
'check direction of U Curves by comparing start/end points
'===========================================================
Dim arrEnd, arrStart, dblend, dblstart
For i = 0 To Ubound(Ucurve)
arrEnd = rhino.CurveEndPoint (Ucurve(i))
dblEnd = rhino.Distance (arrEnd, curvept(i,0))
arrStart = rhino.CurveStartPoint (Ucurve(i))
dblStart = rhino.Distance (arrStart, curvept(i,0))
If dblEnd < dblStart Then
rhino.ReverseCurve Ucurve(i)
End If
Next
'===========================================================
'Divide Ucurve at Intersections
'===========================================================
Dim t0, t1
ReDim splitUcurve (Ubound(Ucurve),Ubound(Vcurve)-1)
For i = 0 To Ubound(Ucurve)
For j = 0 To Ubound(Vcurve)-1
t0 = Rhino.CurveClosestPoint(ucurve(i), curvept(i,j))
t1 = Rhino.CurveClosestPoint(ucurve(i), curvept(i,j+1))
splitUcurve(i,j) = Rhino.TrimCurve (ucurve(i), Array(t0, t1), vbFalse)
Next
Next
'===========================================================
'Divide Ucurve by points
'===========================================================
Dim dblLength, dblnum, intnum, arrpts, tmparrpts, countj, ptcountj()
ReDim Uarrpts(Ubound (Ucurve))
ReDim Ptcount(Ubound (Ucurve))
Dim intdiv : intdiv = 2.0 ' assume 2.0m subdivision
For i = 0 To Ubound(Ucurve)
For j = 0 To Ubound(Vcurve)-1
dblLength = rhino.CurveLength (splitUcurve(i,j))
dblnum = dblLength / intdiv
If dblnum <= intdiv Then
If dbllength <= intdiv Then
intnum = 1
Else
intnum = intdiv
End If
Else
intnum = Int (dblnum)
End If
' add counter for placing V curves
If j = 0 Then
countj = intnum
ReDim Preserve ptcountj(j)
ptcountj(j) = 0
ReDim Preserve ptcountj(j+1)
ptcountj(j+1) = countj
Else
countj = countj + intnum
ReDim Preserve ptcountj(j+1)
ptcountj(j+1) = countj
End If
If intnum < 2 Then
arrStart = rhino.CurveStartPoint (splitUcurve(i,j))
arrEnd = rhino.CurveEndPoint (splitUcurve(i,j))
arrpts = array(arrStart, arrEnd)
Else
arrpts = rhino.DivideCurve (splitUcurve(i,j),intnum)
End If
' add points to array
If Not j = Ubound(Vcurve)-1 Then
ReDim Preserve arrpts (Ubound(arrpts)-1)
End If
If j = 0 Then
tmparrpts = arrpts
Else
tmparrpts = rhino.JoinArrays (tmparrpts,arrpts)
End If
'rhino.DeleteObject splitUcurve(i,j)
Next
Ptcount(i) = ptcountj
Uarrpts(i) = tmparrpts
Next
'===========================================================
' Offset points in plane of curve
'===========================================================
Dim Uarrplane, VectorD, Utemparrpts1(), tempOffpt
ReDim Uarrpts1 (Ubound(Ucurve))
For i = 0 To Ubound(Ucurve)
For j = 0 To Ubound (Uarrpts(i))
Uarrparameter = rhino.CurveClosestPoint(Ucurve(i), Uarrpts(i)(j))
UarrPlane = Rhino.CurvePerpFrame(Ucurve(i), Uarrparameter)
VectorD = rhino.VectorScale(Uarrplane(2),RoofDepth)
VectorD = rhino.VectorReverse (VectorD)
ReDim Preserve Utemparrpts1(j)
Utemparrpts1(j) = rhino.VectorAdd(Uarrpts(i)(j), VectorD)
rhino.addpoint Utemparrpts1(j)
Next
Uarrpts1(i) = Utemparrpts1
Erase Utemparrpts1
Next
For i = 0 To Ubound(Ucurve)
rhino.HideObject Ucurve(i)
Next
For i = 0 To Ubound(Vcurve)
rhino.HideObject Vcurve(i)
Next
'============================================================
' add straight line segemnts in u direction
'============================================================
For i = 0 To Ubound(Ucurve)
For j = 0 To Ubound (Uarrpts1(i))
If Not j = Ubound (uarrpts1(i)) Then
rhino.CurrentLayer "RS_uCurves"
Call rhino.AddLine (Uarrpts1(i)(j),Uarrpts1(i)(j+1))
End If
Next
Next
'============================================================
' add straight line segemnts in v direction
'============================================================
Dim k, k1
For i = 0 To Ubound(Ucurve)-1
For j = 0 To Ubound (ptcount(i))
k = ptcount(i)(j)
k1 = ptcount(i + 1)(j)
rhino.CurrentLayer "RS_vCurves"
Call rhino.AddLine (Uarrpts1(i)(k),Uarrpts1(i+1)(k1))
Next
Next
'============================================================
' Offset curved segments in U Direction for Bentley
'============================================================
Dim curvePlaneN
For i = 0 To Ubound(Ucurve)
'For j = 0 To Ubound (Vcurve)-1
arrStart = rhino.CurveStartPoint (Ucurve(i))
curvePlaneN = rhino.CurveNormal (Ucurve(i))
rhino.CurrentLayer "RS_UCurves_BSTR"
Call rhino.OffsetCurve (Ucurve(i),arrstart,roofDepth,curvePlaneN,2)
'rhino.DeleteObject splitUcurve(i,j)
'Next
Next
' For i = 0 To Ubound(Ucurve)
' For j = 0 To Ubound (Vcurve)-1
' arrStart = rhino.CurveStartPoint (splitUcurve(i,j))
' curvePlaneN = rhino.CurveNormal (splitUcurve(i,j))
' rhino.CurrentLayer "RS_UCurves_BSTR"
' Call rhino.OffsetCurve (splitUcurve(i,j),arrstart,roofDepth,curvePlaneN,2)
' rhino.DeleteObject splitUcurve(i,j)
' Next
' Next
Rhino.EnableRedraw(True)
Call Generate_GSA(uarrpts1, ptcount)
End Sub
Sub Generate_GSA(ByVal knots, ByVal counter)
'Create GWA file
Dim strFileName, strFilter, objFSO, objStream
Dim Unode, UnodeCount0, UnodeCount1
Dim i, j
strFilter = "gwa File (*.gwa)|*.gwa|All Files (*.*)|*.*||"
strFileName = rhino.SaveFileName("Save GSA Input Data as", strFilter)
Set objFSO = CreateObject("Scripting.FileSystemObject")
On Error Resume Next
' Get a new text file
Set objStream = objFSO.CreateTextFile(strFileName, True)
If Err Then
MsgBox Err.Description
Exit Sub
End If
'general GSA
objStream.writeline ("TITLE" & vbTab & "Abu Dhabi Airport" & vbTab & "122222")
objStream.writeline ("SPEC" & vbTab & "SPACE" & vbTab & "0" & vbTab & "0" & vbTab & "0" & vbTab & "0" & vbTab & "0" & vbTab & "0")
objStream.writeline ("UNIT_DATA" & vbTab & "FORCE" & vbTab & "kN" & vbTab & "0.00100000")
objStream.writeline ("UNIT_DATA" & vbTab & "STRESS" & vbTab & "N/mm²" & vbTab & "0.00100000")
objStream.writeline ("UNIT_DATA" & vbTab & "LENGTH" & vbTab & "m" & vbTab & "0.001000")
'Generate GSA nodes
For j = 0 To n
For i = 1 To m
objStream.writeline ("NODE" & vbTab & m * j + i & vbTab & knots(j, i - 1)(0) & vbTab & knots(j, i - 1)(1) & vbTab & knots(j, i - 1)(2) & vbTab & "Global")
Next
Next
'Generate Orientation nodes
'Generate GSA Sections
objStream.writeline ("SEC_BEAM" & vbTab & 3 & vbTab & "UCURVE" & vbTab & "Steel" & vbTab & "CAT%HE%HE200.A" & vbTab & "NA" & vbTab & "0")
objStream.writeline ("SEC_BEAM" & vbTab & 4 & vbTab & "VCURVE" & vbTab & "Steel" & vbTab & "CAT%HE%HE200.A" & vbTab & "NA" & vbTab & "0")
'Generate GSA elements
'Ucurve
For i = 0 To Ubound(knots)
For j = 0 To Ubound (knots(i))
Unode = knots(i)(j)
'orinode = GSA_orient_node(midnode, surf_object)
objStream.writeline ("NODE" & vbTab & (i + 1) * 100 + j & vbTab & Unode(0) & vbTab & Unode(1) & vbTab & Unode(2) & vbTab & "Global")
If Not j = Ubound (knots(i)) Then
objStream.writeline ("EL_BEAM" & vbTab & (i + 1) * 100 + j + 100 & vbTab & "4" & vbTab & "1" & vbTab & (i + 1) * 100 + j & vbTab & (i + 1) * 100 + j + 1)
End If
Next
Next
'Vcurve
For i = 0 To Ubound(knots) - 1
For j = 0 To Ubound (counter(i))
'Unode = knots(i)(j)
UnodeCount0 = counter(i)(j)
UnodeCount1 = counter(i + 1)(j)
objStream.writeline ("EL_BEAM" & vbTab & (i + 1) * 100 + j + 5000 & vbTab & "4" & vbTab & "1" & vbTab & (i + 1) * 100 + UnodeCount0 & vbTab & (i + 1 + 1) * 100 + UnodeCount1)
Next
Next
End Sub