Thank you for your explanation Mr. Lomax, you describe exactly my problem (sorry for my poor English' skill...)! Could you explain what is the server written by Mr. Wilson et Al and where can we get it?
Jean-Christophe Meylan _________________________________________________ Jean-Christophe Meylan Valtronic SA CH-1343 Les Charbonni res Phone ++41 21 841 01 96, FAX ++41 21 841 01 65 Mail: [EMAIL PROTECTED], http://www.valtronic.ch > -----Message d'origine----- > De: Abd ul-Rahman Lomax [mailto:[EMAIL PROTECTED]] > Date: mardi 5 mars 2002 22:23 > : Protel EDA Forum > Objet: Re: [PEDA] Best methode to flip components & tracks? > > > At 12:21 PM 3/5/2002 -0800, Dwight wrote: > >Select them, click & hold (as if to move), and press "L". > This flips them to > >the opposite side of the board. > > This does *not* work to accomplish the purpose of the > original writer. Yes, > the components are flipped to the other side, and top side > track will be > moved to the bottom, but the relationships will not be > properly maintained. > Track is just moved without being mirrored. A DIP-8 footprint > was mirrored > correctly, but the position of pin 1 (the component > reference) became the > position of pin 8; I imagine that the flip was centered on > the extents. > > They did *not* get this right. We have written extensively > about inversion; > it is necessary to have a layer chart to accomplish complete > inversion, but > the majority of applications would be accomplished simply by > interchanging > top and bottom layers while mirroring them, leaving other > layers mirrored > but not changed to new layers. That -- if needed -- could > then be done > manually one layer at a time. Usually it would not be needed. > > Right now, when a mirror operation (X or Y keys) on a > selection includes > components, a warning comes up that one is about to mirror a > footprint > without changing the layer; it then suggests using the L key. > But the L key > will give an X mirror about the component centroid -- I think > -- plus the > layer shift. That's fine for an individual component, but not > for anything > more complex. If it is a union of two parts that is selected, > the L key > moves both parts to the other side of the board, but their > relationship is > what results from each part, individually, being mirrored, so the > components no longer are in the same relative relationship. > > Editing the layer attribute of a component performs the same > operation as > the L key. > > This is what they should have done. When a component is > flipped with the L > key, it should have been mirrored on the cursor, not on the component > centroid. Likewise, other selected components and primitives would be > mirrored on the same reference and axis. > > I do not know a way to flip a collection of components to the > other side of > the board, except for the server which Mr. Wilson et al have written. > > What *ever* gave Protel the idea to mirror the parts on the > centroid??? The > result is that a footprint floating on the cursor, which normally is > floating with the reference point at the cursor, suddenly has some > *different* part of the footprint floating on the cursor. I > cannot imagine > an application for this! > > It was *harder* to do what they did instead of simply > mirroring on the cursor! > This should have been fixed long ago.... > > Abdulrahman Lomax > Easthampton, Massachusetts USA > > * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * To post a message: mailto:[EMAIL PROTECTED] * * To leave this list visit: * http://www.techservinc.com/protelusers/leave.html * * Contact the list manager: * mailto:[EMAIL PROTECTED] * * Forum Guidelines Rules: * http://www.techservinc.com/protelusers/forumrules.html * * Browse or Search previous postings: * http://www.mail-archive.com/proteledaforum@techservinc.com * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
