[PD] Data structures and click event
jancsika at yahoo.com
Wed Mar 5 19:34:45 CET 2014
On 03/05/2014 05:24 AM, Pierre Massat wrote:
> Dear list,
> First of all i'd like to say that i'm very impressed by the potential
> of data structures in Pd. I've always kind of ignored this feature and
> it's a pity because it's really worth diving into it.
> That being said I think that help and example patches are far from
> sufficient for beginners, and if it wasn't for Chris McCormick's
> s-abstractions I would have been able to really figure out how to use
> them (stuff like how to make an entire polygon draggable, how to use
> GOP with proper scaling, etc.).
It's not just the documentation, it's the interface. Having to walk
linked-lists of graphically unlinked objects is bad. Having to use
boilerplate to find the head of a glist just to create a scalar is bad.
I think Pd-l2ork is getting close to a release with my new data
structure stuff in it. It's a first step at addressing some of these
> I m now stuck with a question. How can I identify the element which
> was just clicked ? I know that [struc] outputs the events, like click,
> selection and change, but I thought I could identify individual
> elements by their pointer id. It turns out that I get the same pointer
> for every element, although I created them sequentially (using [append]).
> (I guess something must be escaping me about pointers... I've noticed
> that within the same template, I get different pointers for elements
> on different y-levels, but the same pointer for all the element on the
> same y-level regardless of their x.)
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