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Synopsis

extendCurve( object , [caching=boolean], [constructionHistory=boolean], [curveOnSurface=boolean], [distance=linear], [extendMethod=int], [extensionType=int], [inputPoint=[linear, linear, linear]], [join=boolean], [name=string], [nodeState=int], [object=boolean], [pointX=linear], [pointY=linear], [pointZ=linear], [range=boolean], [removeMultipleKnots=boolean], [replaceOriginal=boolean], [start=int])

Note: Strings representing object names and arguments must be separated by commas. This is not depicted in the synopsis.

extendCurve is undoable, queryable, and editable.

This command extends a curve or creates a new curve as an extension

Return value

string[]Object name and node name

In query mode, return type is based on queried flag.

Flags

caching, constructionHistory, curveOnSurface, distance, extendMethod, extensionType, inputPoint, join, name, nodeState, object, pointX, pointY, pointZ, range, removeMultipleKnots, replaceOriginal, start
Long name (short name) Argument types Properties
distance(d) linear createqueryedit
The distance to extend Used only for extendMethod is byDistance.
Default: 1
extendMethod(em) int createqueryedit
The method with which to extend: 0 - based on distance, 2 - to a 3D point
Default: 0
extensionType(et) int createqueryedit
The type of extension: 0 - linear, 1 - circular, 2 - extrapolate
Default: 0
inputPoint(ip) [linear, linear, linear] createqueryedit
The point to extend to (optional)
join(jn) boolean createqueryedit
If true, join the extension to original curve
Default: true
pointX(px) linear createqueryedit
X of the point to extend to
Default: 0
pointY(py) linear createqueryedit
Y of the point to extend to
Default: 0
pointZ(pz) linear createqueryedit
Z of the point to extend to
Default: 0
removeMultipleKnots(rmk) boolean createqueryedit
If true remove multiple knots at join Used only if join is true.
Default: false
start(s) int createqueryedit
Which end of the curve to extend. 0 - end, 1 - start, 2 - both
Default: 1
Common flags
constructionHistory(ch) boolean create
Turn the construction history on or off.
curveOnSurface(cos) boolean create
If possible, create 2D curve as a result.
name(n) string create
Sets the name of the newly-created node. If it contains namespace path, the new node will be created under the specified namespace; if the namespace does not exist, it will be created.
object(o) boolean create
Create the result, or just the dependency node.
range(rn) boolean create
Force a curve range on complete input curve.
replaceOriginal(rpo) boolean create
Create "in place" (i.e., replace).
Advanced flags
caching(cch) boolean createqueryedit
Modifies the node caching mode. See the node documentation for more information.
Note: For advanced users only.
nodeState(nds) int createqueryedit
Modifies the node state. See the node documentation for more information.
Note: For advanced users only.

Flag can appear in Create mode of command Flag can appear in Edit mode of command
Flag can appear in Query mode of command Flag can have multiple arguments, passed either as a tuple or a list.

Python examples

import maya.cmds as cmds

# to extend the start of a curve with a line of distance 3
cmds.extendCurve( em=0, et=0, s=True, d=3.0 )

# to extend the end of a curve to a point
cmds.extendCurve( em=2, s=False, ip=(1, 2, 3) )