Splits columns by level in Revit using Dynamo
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#inspired by: https://danimosite.wordpress.com/2017/06/06/split-walls-and-columns-by-level/#comment-10 | |
#as input provide only a list of the levels you want to cut with | |
import clr | |
clr.AddReference("RevitServices") | |
import RevitServices | |
from RevitServices.Persistence import DocumentManager | |
from RevitServices.Transactions import TransactionManager | |
doc = DocumentManager.Instance.CurrentDBDocument | |
clr.AddReference("RevitNodes") | |
import Revit | |
clr.ImportExtensions(Revit.Elements) | |
clr.ImportExtensions(Revit.GeometryConversion) | |
clr.AddReference("RevitAPI") | |
from Autodesk.Revit.DB import * | |
import math, sys | |
# Import System Collections... | |
import System | |
from System.Collections.Generic import * | |
def tolist(obj1): | |
if hasattr(obj1, "__iter__"): | |
return obj1 | |
else: | |
return [obj1] | |
levels = tolist(UnwrapElement(IN[0])) | |
cols = tolist(UnwrapElement(IN[1])) | |
TransactionManager.Instance.EnsureInTransaction(doc) | |
for c in cols: | |
if c.Category.Name == "Structural Columns": | |
pbase = c.get_Parameter(BuiltInParameter.FAMILY_BASE_LEVEL_PARAM) | |
base = doc.GetElement(pbase.AsElementId()) | |
pbaseoff = c.get_Parameter(BuiltInParameter.FAMILY_BASE_LEVEL_OFFSET_PARAM) | |
ptop = c.get_Parameter(BuiltInParameter.FAMILY_TOP_LEVEL_PARAM) | |
top = doc.GetElement(ptop.AsElementId()) | |
ptopoff = c.get_Parameter(BuiltInParameter.FAMILY_TOP_LEVEL_OFFSET_PARAM) | |
baseheight = base.Elevation + pbaseoff.AsDouble() | |
topheight = top.Elevation + ptopoff.AsDouble() | |
for l in levels: | |
lev = l.Elevation | |
if lev > baseheight and lev < topheight: | |
a = lev - baseheight | |
b = topheight - baseheight | |
s = a/b | |
# added tolerance otherwise it would fail for values very close to 0 or 1 | |
if round(s,6) > 0 and round(s,6) < 1: | |
c.Split(s) | |
TransactionManager.Instance.TransactionTaskDone() | |
OUT = 0 |
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