[PCB_FORUM] Re: Change Circle Diameter

Call your Local AE contact or Sales Guy and ask them about the Cadence MSWARE 
modules available for RF Design..

It can be done within Allegro..

"Gene Carman" <gcarman@xxxxxxxxxxxxxxx> wrote:

>Almost a promotion for Protel... or Pads... both tools that focus on what they 
>are designed for... PCB designs.  Of course Pads is owned by Mentor these 
>days... so no telling where that tool will end up.  Protel is a PWB tool all 
>the way, not some Silicon to Board "solution."
>
>It is a rather interesting dichotomy that the two highest end tools in the PWB 
>market do so "reluctantly."
>
>-----Original Message-----
>From: icu-pcb-forum-bounce@xxxxxxxxxxxxx
>[mailto:icu-pcb-forum-bounce@xxxxxxxxxxxxx]On Behalf Of
>george.h.patrick@xxxxxxxxxxxxxx
>Sent: Wednesday, June 29, 2005 3:49 PM
>To: icu-pcb-forum@xxxxxxxxxxxxx
>Subject: [PCB_FORUM] Re: Change Circle Diameter
>
>
>Well.......
>
>Personally, I'd rather they spend more time on the ECAD side and leave the
>MCAD side to the mechanical packages.
>
>They will never get Allegro to have all the features of a half-decent
>mechanical package, and trying to removes resources from more important
>things.
>
><OPINION>
>There are some on this forum (not pointing any fingers, just a general
>statement) that think Cadence is going to hire bunches of programmers to put
>every feature in that some other system has.  Ain't gonna happen, folks.
>They make MUCH more money on the IC stuff and are going to spend development
>dollars accordingly.  Like it or not, board-level layout is small potatoes
>to them.  We need to focus on things that are going to make PCB design
>easier (like the new DFA stuff coming out in 15.5) and quit giving Cadence
>excuses to put real features off so they can do the minor things to help
>them compete against Protel. :)
>
>Now, if they would just make a translator so we can use the same DFA
>constraints in Valor and in Allegro.  I would like to use the DFA stuff, but
>our MfgEngs are NOT going to maintain TWO sets of constraints, and we sure
>as heck can't afford to hire somebody to do it...
></OPINION>
>
>--
>George Patrick
>Tektronix, Inc.
>Central Engineering, PCB Design Group
>P.O. Box 500, M/S 39-512
>Beaverton, OR 97077-0001
>Phone: 503-627-5272         Fax: 503-627-5587
>http://www.tektronix.com    http://www.pcb-designer.com
>
>It's my opinion, not Tektronix'
>
>
>
>-----Original Message-----
>From: icu-pcb-forum-bounce@xxxxxxxxxxxxx
>[mailto:icu-pcb-forum-bounce@xxxxxxxxxxxxx] On Behalf Of Kevin McCowan
>Sent: Tuesday, June 28, 2005 12:31
>To: icu-pcb-forum@xxxxxxxxxxxxx
>Subject: [PCB_FORUM] Re: Change Circle Diameter
>
>
>I seem to remember Cadence some years back talking up
>how they were going to add dimensioning and make it all
>good and stuff. That kinda happened, like half way, and
>then they stopped after the first round.
>I guess the "more important" stuff got in the
>way (specctra).
>Cadence, are you listening? Please start working on the
>"mechanical" side of allegro again.
>
>Thanks for your time,
>Kevin
>
>Gene Carman wrote:
>> Whole heartedly agree... in fact any feature that could be described
>in geometric terms should be easily parametrically edited.
>This was
>one of my biggest gripes with Mentor Graphics tools...  They
>simply
>did not support real word Geometries... IE circles,
>rectangles and the like.
>>
>> Now the joke to me is that a DOS based too I used in the 80s (TANGOPCB)
>did do exactly this... and that was a cheap little $900 tool
>then... and
>it did DXF in and out too.  Was a heavy hitter for RF design
>when used
>with AutoCAD.   Later I did work with HP ADS and sure
>enough... parametric
>editing.  Course you wouldn't even try to layout a
>motherboard with it.
>>
>> Now I use these very expensive tools and they don't do basic geometric
>work.  Funny... sad.
>>
>> Go one further and note that simple drawing tools do this too... such
>as Corel draw.  Click on an object and edit attributes...
>Gosh, what a concept.
>>
>> Now just in case there is a secret method...  Please tell us all.
>>
>>
>> -----Original Message-----
>> From: icu-pcb-forum-bounce@xxxxxxxxxxxxx
>> [mailto:icu-pcb-forum-bounce@xxxxxxxxxxxxx]On Behalf Of Kevin McCowan
>> Sent: Tuesday, June 28, 2005 9:17 AM
>> To: icu-pcb-forum@xxxxxxxxxxxxx
>> Subject: [PCB_FORUM] Re: Change Circle Diameter
>>
>>
>> But, if you do find some secret method that Cadence
>> has kept to themselves, please let us know.
>> It seems as though changing the diameter (or
>> radius, for that matter) should be within the
>> scope of a tool like this.
>> Anybody agree?
>>
>> Kevin McCowan
>> Sr. PCB Designer
>> TSI Telsys
>>
>> Dal Locke wrote:
>>
>>>Vincent,
>>>
>>>Unfortunately  you cannot simply modify the diameter of an
>>>existing circle by changing an attribute.  You might try zcopy with the
>>>option contract with the value between the two.
>>>
>>>    -----Orig inal Message-----
>>>    *From:* Vince Di Lello [mailto:vince.dilello@xxxxxxxxxxxxxxxx]
>>>    *Sent:* Tuesday, June 28, 2005 10:46 AM
>>>    *To:* icu-pcb-forum@xxxxxxxxxxxxx
>>>    *Subject:* [PCB_FORUM] Change Circle Diameter
>>>
>>>    Good morning fellow designers,
>>>
>>>
>>>
>>>    Question for you all ..... is there a way to change the diameter of an
>>>    existing circle without deleting it and redrawing it? I have a
>>>    circle (shape) that has an outside diameter of 0.500" and I now want
>>>    it to be 0.375". Can this be done from within Cadence Allegro somehow?
>>>
>>>
>>>
>>>    Vincent Di Lello, CID+
>>>
>>>    Senior CAD Designer
>>>
>>>    Kaleidescape Canada, Inc.
>>>
>>>    vdilello@xxxxxxxxxxxxxxxx <mailto:vdilello@xxxxxxxxxxxxxxxx>
>>>
>>>    (v) 519.772.6418
>>>
>>>    (f) 519.772.6401
>>>
>>>    (c) 519.835.4477
>>>
>>>    www.kaleidescape.com <http://www.kaleidescape.com>
>>>
>>>
>>>
>>>
>>>
>>
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