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Arch: improved OBJ exporter

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This commit is contained in:
Yorik van Havre 2012-07-18 11:27:31 -03:00
parent fd637f2422
commit 9d1cd19afb
1 changed files with 22 additions and 12 deletions
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34
src/Mod/Arch/importOBJ.py
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@ -21,7 +21,7 @@
#* *
#***************************************************************************
import FreeCAD, DraftGeomUtils
import FreeCAD, DraftGeomUtils, Part
if open.__module__ == '__builtin__':
pythonopen = open
@ -35,20 +35,27 @@ def findVert(aVertex,aList):
def getIndices(shape,offset):
"returns a list with 2 lists: vertices and face indexes, offsetted with the given amount"
vlist = []
elist = []
flist = []
for v in shape.Vertexes:
vlist.append(" "+str(round(v.X,4))+" "+str(round(v.Z,4))+" "+str(round(v.Y,4)))
vlist.append(" "+str(round(v.X,4))+" "+str(round(v.Y,4))+" "+str(round(v.Z,4)))
if not shape.Faces:
for e in shape.Edges:
if isinstance(e,Part.Line):
ei = " " + str(findVert(e.Vertexes[0],shape.Vertexes)+offset)
ei += " " + str(findVert(e.Vertexes[-1],shape.Vertexes)+offset)
elist.append(ei)
for f in shape.Faces:
fi = ""
# OCC vertices are unsorted. We need to sort in the right order...
edges = DraftGeomUtils.sortEdges(f.Wire.Edges)
print edges
#print edges
for e in edges:
print e.Vertexes[0].Point,e.Vertexes[1].Point
#print e.Vertexes[0].Point,e.Vertexes[1].Point
v = e.Vertexes[0]
fi+=" "+str(findVert(v,shape.Vertexes)+offset)
flist.append(fi)
return vlist,flist
return vlist,elist,flist
def export(exportList,filename):
"called when freecad exports a file"
@ -59,13 +66,16 @@ def export(exportList,filename):
offset = 1
for obj in exportList:
if obj.isDerivedFrom("Part::Feature"):
vlist,flist = getIndices(obj.Shape,offset)
offset += len(vlist)
outfile.write("o " + obj.Name + "\n")
for v in vlist:
outfile.write("v" + v + "\n")
for f in flist:
outfile.write("f" + f + "\n")
if obj.ViewObject.isVisible():
vlist,elist,flist = getIndices(obj.Shape,offset)
offset += len(vlist)
outfile.write("o " + obj.Name + "\n")
for v in vlist:
outfile.write("v" + v + "\n")
for e in elist:
outfile.write("l" + e + "\n")
for f in flist:
outfile.write("f" + f + "\n")
outfile.close()
FreeCAD.Console.PrintMessage("successfully written "+filename)