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Re: gEDA-user: PCAD to GEDA (GSCHEM)



Looks like it has the relevent info.

Steve Meier

On Fri, 2007-12-07 at 11:15 -0700, Steven Ball wrote:
> I was doing some digging today, and look what I found:
> 
> http://www.cedcc.psu.edu/cadtools/pcaddoc/pdif.pdf
> 
> Documentation on the format of the PDIF output from PCAD.  Hope it is  
> helpful.
> 
> See also:  http://www.cedcc.psu.edu/cadtools/interfaces.html
> 
> -Steve
> 
> 
> On Nov 28, 2007, at 6:43 PM, Steve Meier wrote:
> 
> > Just to show off what I have been working. The two attached files
> > include a script for reading in a schematic file. The second is my
> > attempt to document the api that either exists or that I have been
> > implementing. Comments, suggestions are always welcome. If we can  
> > figure
> > out the pcad file formats I would be happy to modify or tweek the api
> > for the sake of translating the pcad files.
> >
> > Depending on interest I can do a code release either (as i had  
> > planned)
> > after I have the vhdl, spice, verilog netlist formats, or earlier  
> > (after
> > i complete the basic schematic, symbol file io migration to guile)  
> > and a
> > trivial translation application.
> >
> > Steve Meier
> >
> >
> >
> > Dan McMahill wrote:
> >> Steven Ball wrote:
> >>
> >>> The PDIF writer seems to be able to convert anything to an ASCII  
> >>> output.
> >>>
> >>> http://snurkle.net/~hamster/geda/
> >>>
> >>
> >> By any chance does the documentation for PCAD have details on that
> >> format?  If not, it looks like it could largely be figured out.
> >>
> >>
> >>> I'll dig around and see if I can find a .pcb file to convert and  
> >>> post
> >>> as well.  Let me know what you think and how I can be of help.
> >>>
> >>
> >> just to clarify, pcad uses .pcb too as the suffix.  The format you'll
> >> get there is similar in style to the schematics.
> >>
> >>
> >>
> >>
> >> _______________________________________________
> >> geda-user mailing list
> >> geda-user@xxxxxxxxxxxxxx
> >> http://www.seul.org/cgi-bin/mailman/listinfo/geda-user
> >>
> >>
> >
> > ;;; AKEDA - Alaskan Electronic Design Automation
> > ;;; aknetlist - GNU Netlist
> > ;;; Copyright (C) 2007 Stephen F Meier
> > ;;;
> > ;;; This program is free software; you can redistribute it and/or  
> > modify
> > ;;; it under the terms of the GNU General Public License as  
> > published by
> > ;;; the Free Software Foundation; either version 2 of the License, or
> > ;;; (at your option) any later version.
> > ;;;
> > ;;; This program is distributed in the hope that it will be useful,
> > ;;; but WITHOUT ANY WARRANTY; without even the implied warranty of
> > ;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
> > ;;; GNU General Public License for more details.
> > ;;;
> > ;;; You should have received a copy of the GNU General Public License
> > ;;; along with this program; if not, write to the Free Software
> > ;;; Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
> >
> > ;; Inport an AKEDA style schematic as a page in libakeda
> >
> > (use-modules (srfi srfi-13))
> > (use-modules (ice-9 popen))
> > (use-modules (ice-9 rdelim))
> >
> >
> > (define OBJ_LINE        "L" );
> > (define OBJ_BOX         "B" );
> > (define OBJ_PICTURE     "G" );
> > (define OBJ_CIRCLE      "V" );
> > (define OBJ_NET_SEGMENT "N" );
> > (define OBJ_BUS_SEGMENT "U" );
> > (define OBJ_COMPLEX     "C" );
> > (define OBJ_TEXT        "T" );
> > (define OBJ_PIN         "P" );
> > (define OBJ_ARC         "A" );
> > (define OBJ_ROUTE       "R" );
> > (define OBJ_THRU_HOLE   "H" );
> > (define OBJ_BUSRIPPER   "S" );
> > (define OBJ_EMPTY       "0" );
> > (define OBJ_VERSION     "v" );
> > (define OBJ_PLACEHOLDER "X" );
> >
> > (define STARTATTACH_ATTR	"{" );	
> > (define ENDATTACH_ATTR		"}" );	
> > (define START_EMBEDDED		"[" );	
> > (define END_EMBEDDED		"]" );	
> >
> > (define (akeda-sch-read sch-filename tl_bool)
> >  (let ((port (open-input-file sch-filename)))
> >    (define my_page (ak-toplevel-new-page sch-filename tl_bool))
> >    (define buffer "")
> >    (define buf_str "")
> >    (define my_line "")
> >    (define new_obj_smob "")
> >    (define attach_obj_smob "")
> >    (define embed_obj_smob "")
> >
> >    (define str_list "")
> >    (define my_string "")
> >    (define index 0)
> >    (define num_lines 0)
> >
> >    (define selected "0")
> >    (define visible "0")
> >    (define locked "0")
> >
> >    (define schematic_attrib_type "1")
> >    (define symbol_attrib_type "0")
> >
> >    (define state_attach #f)
> >    (define state_embed #f)
> >    (define state_text #f)
> >
> >    (define x2 0)
> >    (define y2 0)
> >
> >    (while (not (eof-object? buf_str))
> > 	   (set! buffer (%read-line port))
> > 	
> > 	   (set! buf_str (car buffer))
> > 	
> > 	   (if (not (eof-object? buf_str))
> > 	       (begin
> > 		 (set! my_line (string-split buf_str #\space))
> > 		
> > 		 (if (string=? (list-ref my_line 0) STARTATTACH_ATTR)
> > 		     (begin
> > 		       (set! state_attach #t)
> > 		       (set! attach_obj_smob new_obj_smob)
> > 		       )
> > 		     )
> > 		
> > 		 (if (string=? (list-ref my_line 0) ENDATTACH_ATTR)
> > 		     (begin
> > 		       (set! state_attach #f)
> > 		       )
> > 		     )
> > 		
> > 		 (if (string=? (list-ref my_line 0) START_EMBEDDED)
> > 		     (begin
> > 		       (set! state_embed #t)
> > 		       (set! embed_obj_smob new_obj_smob)
> > 		       )
> > 		     )
> > 		
> > 		 (if (string=? (list-ref my_line 0) END_EMBEDDED)
> > 		     (begin
> > 		       (set! state_embed #f)
> > 		       )
> > 		     )
> > 		
> > 		 (if (string=? (list-ref my_line 0) OBJ_TEXT)
> > 		     (begin
> >
> > 		       (set! new_obj_smob (ak-object-new OBJ_TEXT selected visible  
> > locked))
> > 		
> > 		       (ak-text-new new_obj_smob (list-ref my_line 1) (list-ref  
> > my_line 2) (list-ref my_line 4) (list-ref my_line 8)
> > 				    (list-ref my_line 7) (list-ref my_line 9) (list-ref my_line  
> > 5) (list-ref my_line 6) (list-ref my_line 3))
> > 		
> > 		       (set! index 0)
> > 		
> > 		       (set! num_lines (list-ref my_line 9))
> >
> > 		       (set! num_lines (string->number (list-ref my_line 9)))
> > 		
> > 		       (set! str_list (make-list num_lines))
> >
> > 		       (while (< index num_lines)
> > 			      (begin
> > 				(set! my_string (car (%read-line port)))
> > 				(display my_string)
> > 				(display "\n")
> > 				(list-set! str_list index my_string)
> > 				(set! index (+ index 1))
> > 				)
> > 			      )
> > 		
> > 		       (set! my_string (string-join str_list " "))
> > 		
> > 		       (ak-text-set-string new_obj_smob my_string)
> > 		
> > 		       (if state_attach
> > 			   (begin
> > 			     (ak-object-attrib-new attach_obj_smob new_obj_smob  
> > schematic_attrib_type)
> > 			     )
> > 			   (begin
> > 			     (if state_embed
> > 				 (begin
> > 				   (ak-complex-attach-object embed_obj_smob new_obj_smob)
> > 				   (ak-object-attrib-new embed_obj_smob new_obj_smob  
> > symbol_attrib_type)
> > 				   )
> > 				 (begin
> > 				   (ak-page-attach-object my_page new_obj_smob)
> > 				   )
> > 				 )
> > 			     )
> > 			   )
> > 		       )
> > 		     )
> > 		
> > 		 (if (string=? (list-ref my_line 0) OBJ_BUS_SEGMENT)
> > 		     (begin
> > 		       (set! new_obj_smob (ak-object-new OBJ_BUS_SEGMENT selected  
> > visible locked))
> > 		       (ak-segment-new new_obj_smob (list-ref my_line 1) (list-ref  
> > my_line 2) (list-ref my_line 3) (list-ref my_line 4)  "1")
> > 		       (ak-page-attach-object my_page new_obj_smob)
> > 		       )
> > 		     )
> > 		
> > 		 (if (string=? (list-ref my_line 0) OBJ_COMPLEX)
> > 		     (begin
> > 		       (set! new_obj_smob (ak-object-new OBJ_COMPLEX selected  
> > visible locked))
> > 		       (ak-complex-new new_obj_smob (list-ref my_line 1) (list-ref  
> > my_line 2) "0" "0" "0" (list-ref my_line 6))
> > 		       (ak-page-attach-object my_page new_obj_smob)
> > 		       )
> > 		     )
> > 		
> > 		 (if (string=? (list-ref my_line 0) OBJ_NET_SEGMENT)
> > 		     (begin
> > 		       (set! new_obj_smob (ak-object-new OBJ_NET_SEGMENT selected  
> > visible locked))
> > 		       (ak-segment-new new_obj_smob (list-ref my_line 1) (list-ref  
> > my_line 2) (list-ref my_line 3) (list-ref my_line 4)  "0")
> > 		       (ak-page-attach-object my_page new_obj_smob)
> > 		       )
> > 		     )
> > 		
> > 		 (if (string=? (list-ref my_line 0) OBJ_ARC)
> > 		     (begin
> > 		       (set! new_obj_smob (ak-object-new OBJ_ARC selected visible  
> > locked))
> > 		       (ak-arc-new new_obj_smob (list-ref my_line 1) (list-ref  
> > my_line 2) (list-ref my_line 1) (list-ref my_line 2)
> > 				   (list-ref my_line 1) (list-ref my_line 2) (list-ref my_line 1))
> > 		
> > 		       (if state_embed
> > 			   (begin
> > 			     (ak-complex-attach-object embed_obj_smob new_obj_smob)
> > 			     )
> > 			   (begin
> > 			     (ak-page-attach-object my_page new_obj_smob)
> > 			     )
> > 			   )
> > 		       )
> > 		     )
> > 		
> > 		 (if (string=? (list-ref my_line 0) OBJ_BOX)
> > 		     (begin
> > 		       (set! new_obj_smob (ak-object-new OBJ_BOX selected visible  
> > locked))
> > 		
> > 		       (set! x2 (+ (string->number (list-ref my_line 1)) (string- 
> > >number (list-ref my_line 3))))
> > 		
> > 		       (set! y2 (+ (string->number (list-ref my_line 2)) (string- 
> > >number (list-ref my_line 4))))
> > 		
> > 		       (ak-box-new new_obj_smob (list-ref my_line 1) (list-ref  
> > my_line 2) (number->string x2) (number->string y2)
> > 				   (list-ref my_line 5) (list-ref my_line 8) (list-ref my_line 6))
> > 		
> > 		       (if state_embed
> > 			   (begin
> > 			     (ak-complex-attach-object embed_obj_smob new_obj_smob)
> > 			     )
> > 			   (begin
> > 			     (ak-page-attach-object my_page new_obj_smob)
> > 			     )
> > 			   )
> > 		       )
> > 		     )
> > 		
> > 		 (if (string=? (list-ref my_line 0) OBJ_CIRCLE)
> > 		     (begin
> > 		       (set! new_obj_smob (ak-object-new OBJ_CIRCLE selected  
> > visible locked))
> > 		
> > 		       (if state_embed
> > 			   (begin
> > 			     (ak-complex-attach-object embed_obj_smob new_obj_smob)
> > 			     )
> > 			   (begin
> > 			     (ak-page-attach-object my_page new_obj_smob)
> > 			     )
> > 			   )
> > 		       )
> > 		     )
> > 		
> > 		 (if (string=? (list-ref my_line 0) OBJ_LINE)
> > 		     (begin
> > 		       (set! new_obj_smob (ak-object-new OBJ_LINE selected visible  
> > locked))
> > 		       (ak-line-new new_obj_smob (list-ref my_line 5) (list-ref  
> > my_line 8)
> > 				    (list-ref my_line 1) (list-ref my_line 2) (list-ref my_line 3)
> > 				    (list-ref my_line 4) (list-ref my_line 7))
> > 		
> > 		       (if state_embed
> > 			   (begin
> > 			     (ak-complex-attach-object embed_obj_smob new_obj_smob)
> > 			     )
> > 			   (begin
> > 			     (ak-page-attach-object my_page new_obj_smob)
> > 			     )
> > 			   )
> > 		       )
> > 		     )
> > 		
> > 		 (if (string=? (list-ref my_line 0) OBJ_PICTURE)
> > 		     (begin
> > 		       (set! new_obj_smob (ak-object-new OBJ_PICTURE selected  
> > visible locked))
> > 		
> > 		       (if state_embed
> > 			   (begin
> > 			     (ak-complex-attach-object embed_obj_smob new_obj_smob)
> > 			     )
> > 			   (begin
> > 			     (ak-page-attach-object my_page new_obj_smob)
> > 			     )
> > 			   )
> > 		       )
> > 		     )
> > 		
> > 		 (if (string=? (list-ref my_line 0) OBJ_PIN)
> > 		     (begin
> > 		       (set! new_obj_smob (ak-object-new OBJ_PIN selected visible  
> > locked))
> > 		
> > 		       (if state_embed
> > 			   (begin
> > 			     (ak-complex-attach-object embed_obj_smob new_obj_smob)
> > 			     )
> > 			   (begin
> > 			     (ak-page-attach-object my_page new_obj_smob)
> > 			     )
> > 			   )
> > 		       )
> > 		     )
> > 		
> > 		
> > 		 )
> > 	       )
> > 	   )
> >
> >      (close-input-port port)
> >      )
> >  )
> > <guile_interface_rev0.02.odt>
> >
> > _______________________________________________
> > geda-user mailing list
> > geda-user@xxxxxxxxxxxxxx
> > http://www.seul.org/cgi-bin/mailman/listinfo/geda-user
> 
> 
> 
> _______________________________________________
> geda-user mailing list
> geda-user@xxxxxxxxxxxxxx
> http://www.seul.org/cgi-bin/mailman/listinfo/geda-user



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