[Bf-committers] Compositor nodes-rerouting

[François T.]

> Not too keen on how the wires get 'pinched' though, I can imagine that
> getting annoying. It would probably be better if it tried to keep the
> beziers tangent and smooth between the incoming and outgoing wires.
>

not that I care since I'll use straight line now, but I agree with Matt for
those who use bezier it would be nice if some kind of flow could be keeped


>
> I think the points themselves (and the arrows) are too big,


+1



> Another note, better to test this, get sizes right etc with
> lots of nodes and zoomed right out. No production scenes have just 4 nodes
> in them, there will be several, and you need to zoom out ot see them all,
> so
> it would be good to know if it's awkward when used in that context or not.
>

Use one of the sintel setup :-)









>
>
> On Wed, Aug 31, 2011 at 5:49 PM, j.bakker at atmind.nl <j.bakker at atmind.nl
> >wrote:
>
> > Hi all,
> >
> > I want to discuss this proposal. Many people have requested it, but I
> want
> > to be sure if it is satisfying, or that there are other things that can
> be
> > introduced.
> >
> > I have limited the proposal to the Compositor tree, but it could be done
> > for other tree's.
> >
> > ===== Proposal =====
> >
> > This proposal is a UI enhancement on the node editor to allow better
> > workflow with large node systems.
> >
> > ==== Noodle line ====
> >
> > By using MouseClick-SHIFT on a noodle a point will appear. The user can
> > positioned this point (Reroute point).
> > This point can attach noodles at North, South, East, West
> > An arrow will be drawn on noodles between two reroute points
> > If noodles reach a certain length, an arrow will be drawn. This way users
> > can see the direction of the line.
> > Every point can have multiple outputs. Eg you can add multiple points
> this
> > way if you can connect the Combined socket of the renderlayer to other
> > nodes in a structured way.
> >
> > Current patch is limited to the compositor node tree.
> >
> > http://www.youtube.com/watch?v=l_gyLt-TAzk
> > http://projects.blender.org/tracker/index.php?func=detail&aid=28443
> >
> >
> > ===== Impact =====
> >
> > ==== DNA ====
> >
> > There is a new NODE_FLAG and SOCK_FLAG called NODE_REROUTE and
> > SOCK_REROUTE. telling the UI that it need to draw differently.
> >
> > ==== UI ====
> > The point is a special node, "RerouteNode". All nodetree will have one.
> it
> > will be in a new submenu named "Helper" in the add node menu. This
> sub-menu
> > will not be visible on screen.
> >
> > === Operators ===
> >
> > a new operation will be added where the user can click on a line holding
> a
> > certain key and this will add a RoutingNode in that position.
> >
> > === drawnode.c ===
> >
> > For the RoutingNode a new function is introduced to draw the node.
> > When drawing bNodeLink that is connected to a routingnode a different
> > algorithm will be used for drawing the bezier.
> >
> > If the distance traveled on the x-axis is longer than the y-axis the link
> > will be connected to the east or west of the node. If the y-axis is
> longer
> > it will be the north of south.
> >
> > When it is connected to the north of source, the bezier will be adjusted
> to
> > draw it correctly.
> >
> > When a line will be between two reroute nodes, an arrow will be draw on
> the
> > line. This way the user know where the line is heading to.
> >
> > ==== nodes/???_ ====
> >
> > All node types will get a RerouteNode. currently only the compositor will
> > get one.
> > A rerouting node contains one input socket and one output socket and uses
> > pass buffer to pass the data to the next node
> >
> > --------------------------------------------------------------------
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> >
> >
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> >
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-- 
____________________
François Tarlier
www.francois-tarlier.com
www.linkedin.com/in/francoistarlier