104 lines
2.8 KiB
Python
104 lines
2.8 KiB
Python
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from abaqusConstants import *
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from abaqus import *
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import regionToolset
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import sys
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import random
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import os
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import subprocess
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aModel=mdb.models['Model-1']
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aPart=aModel.parts['Part-1']
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num_grains=5
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sizeX=1.
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sizeY=1.
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sizeZ=1.
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random.seed(1111)
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qhullin=open('qhullin.dat','w')
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qhullin.write("%i \n"%(3))
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qhullin.write("%i \n"%(num_grains*27))
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for i in range(0,num_grains):
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xcor=random.random()*sizeX
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ycor=random.random()*sizeY
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zcor=random.random()*sizeZ
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maxX=-sizeX
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maxY=-sizeY
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maxZ=-sizeZ
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for j in range(0,3):
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for k in range(0,3):
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for m in range(0,3):
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qhullin.write("%18.6f %18.6f %18.6f \n"%(xcor+maxX,ycor+maxY,zcor+maxZ))
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maxZ=maxZ+sizeZ
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maxY=maxY+sizeY
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maxZ=-sizeZ
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maxX=maxX+sizeX
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maxY=-sizeY
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qhullin.close()
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retcode=subprocess.call("qvoronoi.exe TI qhullin.dat Fi Fn o TO qhullout.dat")
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HullFile=open('qhullout.dat')
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# Read Hyperplane Data
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numPlanes=int(HullFile.readline())
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hyps=[]
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vhyp=[]
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for i in range(0,numPlanes):
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hyps.append([])
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vhyp.append([])
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for i in range(0,numPlanes):
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coords=HullFile.readline().split(' ')
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cell1=int(coords[0])
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cell2=int(coords[1])
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crd=[]
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for j in range(3,len(coords)-1):
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if coords[j]!='':
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crd.append(float(coords[j]))
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hyps[cell1].append([crd[0],crd[1],crd[2],crd[3]])
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hyps[cell2].append([crd[0],crd[1],crd[2],crd[3]])
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# Read Vertex Neighbour Data
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numVerts=int(HullFile.readline())
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vNbr=[]
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vCrd=[]
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for i in range(0,numVerts+1):
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vNbr.append([])
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vCrd.append([])
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for i in range(0,numVerts):
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vNbr[i].append(HullFile.readline().split(' '))
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numVerts=int(HullFile.readline())
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dat1=HullFile.readline().split(' ')
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numVerts=int(dat1[0])
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numCells=int(dat1[1])
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# Read Vertex Coord Data
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for i in range(0,numVerts):
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vCrd[i].append(HullFile.readline().split(' '))
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# Read Cell Vertex Data
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vCell=[]
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for i in range(0,numCells):
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vCell.append([])
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for i in range(0,numCells):
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vCell[i].append(HullFile.readline().split(' '))
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# Find Vertices on Each Hyperplane on Each Cell
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for i in range(0,numCells):
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for j in range(0,len(hyps[i])):
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nx=hyps[i][j][0]
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ny=hyps[i][j][1]
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nz=hyps[i][j][2]
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off=hyps[i][j][3]
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vhyp=[]
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for k in range(0,int(vCell[i][0][0])):
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index=int(vCell[i][0][k])
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vx=float(vCrd[index][0][0])
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vy=float(vCrd[index][0][1])
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vz=float(vCrd[index][0][2])
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distance=nx*vx+ny*vy+nz*vz+off
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if abs(distance)<1.e-4:
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vhyp.append(index)
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for k in range(0,len(vhyp)):
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for m in range(0,len(vhyp)):
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if k!=m:
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ax=float(vCrd[vhyp[k]][0][0])
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ay=float(vCrd[vhyp[k]][0][1])
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az=float(vCrd[vhyp[k]][0][2])
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bx=float(vCrd[vhyp[m]][0][0])
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by=float(vCrd[vhyp[m]][0][1])
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bz=float(vCrd[vhyp[m]][0][2])
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aPart.WirePolyLine(points=((ax,ay,az),(bx,by,bz)),mergeWire=OFF)
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HullFile.close()
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