Eric Mootz to the rescue again: http://www.mootzoid.com/wb/pages/documentation/emtools.php#FileExists
-------------------------------------------- Eric Thivierge http://www.ethivierge.com On Sat, Nov 10, 2012 at 3:13 AM, Jules Stevenson <droolz...@googlemail.com>wrote: > Thanks Guys for putting me on the right track, see attached, works a treat. > > Jules > > > On Fri, Nov 9, 2012 at 3:39 PM, Jules Stevenson > <droolz...@googlemail.com>wrote: > >> Vincent, thinking about this more, I'm not so sure this will work since >> i'm working on a frozen cloud - there is no emitter, so there will always >> be a point position. Guillaume, I shall test :). >> >> >> On Fri, Nov 9, 2012 at 3:30 PM, Jules Stevenson <droolz...@googlemail.com >> > wrote: >> >>> Nice, thanks Guys, vincent, that looks good - will try :) >>> >>> >>> On Fri, Nov 9, 2012 at 3:27 PM, Vincent Ullmann < >>> vincent.ullm...@googlemail.com> wrote: >>> >>>> perhabs you could use 2 Cache-on-file-Nodes. >>>> >>>> [1. Cache on File Node (Reading)] ---> Execute >>>> [Get Particle Position] - [Array from Set] - [Array Size] - [Test > 0] >>>> - [Set Data (Sim = True)] >>>> >>>> [IF (sim = true)] >>>> [..... all your Nodes....] >>>> [2. Cache on File Node (writing)] >>>> >>>> PS: Need some ICE-Tree-Plugin for eMails >>>> >>>> >>>> >>>> >>>> >>>> Am 09.11.2012 16:15, schrieb Guillaume Laforge: >>>> >>>> Without a custom node, the only solution is maybe to re-compute the >>>> particle age each frame (using your own attribute) and compare with the one >>>> from the file. If it doesn't match, execute the simulated branch and write >>>> it to disc. Assuming that the icecache got an attribute like age of course. >>>> >>>> Just an idea, >>>> >>>> Guillaume >>>> >>>> >>>> >>>> On Fri, Nov 9, 2012 at 10:08 AM, Alan Fregtman <alan.fregt...@gmail.com >>>> > wrote: >>>> >>>>> We don't have a "File Exists" node -- that'd be cool to have though -- >>>>> so I personally don't see how you could do this with factory nodes >>>>> presently. >>>>> >>>>> That said, nothing stops you from writing a C++ ICE node that checks >>>>> for files >>>>> existing. >>>>> >>>>> On Fri, Nov 9, 2012 at 8:09 AM, Jules Stevenson >>>>> <droolz...@googlemail.com> wrote: >>>>> > Hey all, is it possible using the cache on file node to switch from >>>>> reading >>>>> > to writing if a file on disk is *not* found? (similar to the awesome >>>>> cache >>>>> > tools in emPolygonizer). Having toyed with this, I'm thinking not, >>>>> since ice >>>>> > doesn't seem to give us any real access to the cache gubbins or on >>>>> disk >>>>> > info. >>>>> > >>>>> > Tentatively thinking about writing an ice node to do this, but would >>>>> rather >>>>> > not go through this pain if it can be done with factory nodes. >>>>> > >>>>> > Many thanks, >>>>> > >>>>> > Jules >>>>> >>>> >>>> >>>> >>> >> >