[PD] syntax of Pd files
hans at eds.org
Wed Oct 17 01:09:09 CEST 2007
A quick search of puredata.org turns up:
There's lots of good stuff there! :D
On Oct 16, 2007, at 4:51 PM, Andy Farnell wrote:
> Through trial and error I've managed to reach what I thought was
> an understanding of Pd file format. However, on deeper analysis
> I keep discovering I'm wrong, in fact the Pd file structure and
> the syntax of the statements is not what I thought (which explains
> many previous programming errors).
> I think it's been asked before and received no satisfactory answer,
> so once again - Where is the complete file format and syntactic
> definitions of the Pd file documented (not by reading through the
> source of the parser)?
> Would someone care to go through and explain in a simple tutorial
> how Pd constructs its netlist and what are the meanings of the
> parameters to each of these statements
> #X msg 125 100 bang;
> An easy one, a message containing [bang( at coordinates 125 100,
> #X obj 144 128 s $1-zero;
> And again, an object of class "send" at coords 144,128 with name $1-
> #X array $1-THREE 6485 float 0;
> Maybe an easy one, we create an array called $1-THREE of size
> 6485 of type float. And an array doesn't need coordinates because a
> has the coordinates not the array. But what is that 0 at the end?
> #N canvas 0 22 450 300 graph1 0;
> #X restore 235 308 graph1;
> What is the real purpose of restore? What are these parameters? How
> it relate to the canvas?
> What the hell is coords? Why?
> #X coords 0 1.02 6484 -1.02 200 130 1;
> #X connect 60 0 62 0;
> Can anyone thoroughly explain connections and how their ordering
> is important? It's an ordered adjacency matrix?
> I think this would be very helpful for everyone to have
> properly documented somewhere.
> Use the source
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