hehe i thought i'd take a shot. thanks though! On May 20, 11:49 am, Justin Israel <[email protected]> wrote: > Sorry, I'm in LA > > On May 19, 2012, at 5:12 PM, Serena Xu <[email protected]> wrote: > > > > > > > > > > > hey, Justin Israel and Kamil Hepner, are either of you in NYC?....by > > any chance? > > > On May 18, 12:52 pm, Serena Xu <[email protected]> wrote: > >> oooh I see. Thank you! yea that part with passing a reference to store > >> the result is confusing. > > >> On May 18, 12:48 pm, Justin Israel <[email protected]> wrote: > > >>> He is just creating a new MPoint to be used when it is passed into > >>> getClosestPoint. The method will use that outPoint reference to store the > >>> result. Really he didn't have to initialize it with (0,0,0), because thats > >>> the default anyways: > > >>> print om.MPoint() == om.MPoint(0.0, 0.0, 0.0) > >>> # True > > >>> If you are a python guy, the maya api can be a little confusing because > >>> its > >>> very C++ oriented. You often are asked to pass along a reference for the > >>> result to be stored, as opposed to expecting a return value as a result. > > >>> On Fri, May 18, 2012 at 9:33 AM, Serena Xu <[email protected]> > >>> wrote: > >>>> Thanks for your reply! I still have a question about outPoint. How do > >>>> you get that initial value? > > >>>> On May 18, 11:53 am, Kamil Hepner <[email protected]> wrote: > >>>>> If you want to use maya python API, try this: > > >>>>> import maya.OpenMaya as om > > >>>>> om.MGlobal.clearSelectionList() > > >>>>> om.MGlobal.selectByName('pCube1') > > >>>>> sList = om.MSelectionList() > > >>>>> om.MGlobal.getActiveSelectionList(sList) > > >>>>> item = om.MDagPath() > > >>>>> sList.getDagPath(0, item) > > >>>>> item.extendToShape() > > >>>>> fnMesh = om.MFnMesh(item) > > >>>>> inPoint = om.MPoint(0, 2, 3) > > >>>>> outPoint = om.MPoint(0.0, 0.0, 0.0) > > >>>>> worldSpace = om.MSpace.kWorld > > >>>>> fnMesh.getClosestPoint(inPoint, outPoint, worldSpace) > > >>>>> print outPoint[2] > > >>>>> Or you can use simpler pymel function getClosestPoint(), from Mesh > >>>>> class, > >>>>> it's depend of what you want. > > >>>>> Cya! > > >>>>> 2012/5/18 Serena Xu <[email protected]> > > >>>>>> I would like to get the information of closest vertex on a cube to the > >>>>>> given point. I'm unsure of the type of argument I'm suppose to put as > >>>>>> the second argument of the getClosestPoint() > >>>>>> Please help! > > >>>>>> def test(): > >>>>>> cube = cmds.polyCube() > > >>>>>> pointInfo = om.MPointOnMesh() > >>>>>> point = om.MPoint( 0, 8, 3) > >>>>>> cubeWS = om.MMeshIntersector() > >>>>>> result = cubeWS.getClosestPoint (point, pointInfo, 10) > >>>>>> position = [(result.x), (result.y), (result.z)] > > >>>>>> return (position) > > >>>>>> -- > >>>>>> view archives:http://groups.google.com/group/python_inside_maya > >>>>>> change your subscription settings: > >>>>>>http://groups.google.com/group/python_inside_maya/subscribe > > >>>> -- > >>>> view archives:http://groups.google.com/group/python_inside_maya > >>>> change your subscription settings: > >>>>http://groups.google.com/group/python_inside_maya/subscribe > > > -- > > view archives:http://groups.google.com/group/python_inside_maya > > change your subscription > > settings:http://groups.google.com/group/python_inside_maya/subscribe
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