On Mon, Apr 30, 2012 at 5:16 PM, Eugenio Pignataro <i...@oscurart.com.ar> wrote: > I have my python 3.2.3 compiled from source in Ubuntu 12.04. > > Cmake can't find numpy. > My folder : /usr/local/lib/python3.2/site-packages is empty. > > What I need? > > > Thanks! > > > > Eugenio Pignataro > Drawing & Digital Art. > ------------------------------- > Sitio: www.oscurart.com.ar > Email: i...@oscurart.com.ar > Móvil: 15-5177-4936 > International Phone Calls > Mobile: (54.911) 5177-4936 > > On 04/30/2012 06:45 AM, Campbell Barton wrote: >> Heres my docs for getting numpy into blender >> >> http://wiki.blender.org/index.php/Dev:2.5/Source/Python/API/Numpy_Bundle#Steps_to_Include_Numpy_in_Releases >> >> CMake/Unix now has option to copy over numpy when installing python - >> WITH_PYTHON_INSTALL_NUMPY >> >> For other OS's we need them to be packaged, it might be easiest if we >> include numpy in the python32.zip / tar >> >> On Tue, Apr 24, 2012 at 9:56 AM, Toni Alatalo<ant...@kyperjokki.fi> wrote: >>> On Apr 24, 2012, at 1:52 AM, Alex Fraser wrote: >>>> I'm mostly interested in it as a way to speed up access to pixel data. To >>>> get that, wouldn't we need to have a stronger dependency on it, so that >>>> Image.pixels can return a numpy array? >>> So as Campbell said it does not need changing datatypes in Blender core, >>> when accessors can be written in bpy api code. >>> >>> It has been done, for example Theo de Ridder demonstrated it with swarms of >>> fishes in BConf07: >>> http://www.blender.org/community/blender-conference/blender-conference-2007/conference-proceedings/theo-de-ridder/ >>> NumPy introduction / Enabling interactive animations of swarms Interactive >>> visualisation of ambient sensor networks with Blender. >>> >>> """ >>> As a simple experiment to validate the relevance of numpy the interface of >>> Key.KeyBlock was extended with getBuffer() returning a r/w Python buffer >>> without copying the underlying keyverts in C. In numpy the different >>> aspects like positions, rotations, and scales of all subjects were >>> represented as single multi-dimensional matrices resulting in Python code >>> without any loop! >>> """ >>> >>> He had the fishes in a duplivert setup where was using array access to push >>> new positions& orientations for the fishes to the shape key buffer. To run >>> a lot of fishes efficiently for a realtime simulation, but not in the GE >>> but in the 3d view instead. Bottleneck was the drawing code, but for the >>> logic and fast blender data use demonstrated numpy beautifully. Wasn't many >>> lines of C to put the accessors. >>> >>> I was curious about 2d compositing nodes then, have sometimes done similar >>> things with numpy in realtime with pygame. With Blender have been wondering >>> about mesh things, perhaps a simple water surface etc., perhaps modifiers. >>> But haven't been making noise about as haven't still gotten to test it with >>> Blender / in movie related use myself yet (work with games usually). >>> >>> Found an old post on this topic when was wondering about this :) >>> http://lists.blender.org/pipermail/bf-committers/2008-December/022275.html >>> .. Campbell figuring in early stages of the 2.5 py api, next to "Leave open >>> the option to use python 3.0" and "No languages other then python" there's >>> also, to reply my pondering then, "No support for faster/direct access >>> (numpy)". Things have developed since then, perhaps makes sense now, >>> interesting times :) >>> >>>> Also, given my interest in speed, I'd like to keep the option to move to >>>> pypy open. Perhaps that conflicts with my first point ;) >>> Is sure interesting to see how the pypy effort goes, fun that it's already >>> attractive as a perf improvement for pure py things. There of course seems >>> to effort for numpy compatibility as well, >>> http://morepypy.blogspot.com/2011/10/numpy-funding-and-status-update.html >>> -- don't know anything about that. Anyhow it doesn't work for Blender yet >>> anyway, given what Campbell said (no c api). >>> >>>> Alex >>> ~Toni
I wondered if these problems are coming from a 2 vs 3 version of python and, or numpy. -- Douglas E Knapp Creative Commons Film Group, Helping people make open source movies with open source software! http://douglas.bespin.org/CommonsFilmGroup/phpBB3/index.php Massage in Gelsenkirchen-Buer: http://douglas.bespin.org/tcm/ztab1.htm Please link to me and trade links with me! Open Source Sci-Fi mmoRPG Game project. http://sf-journey-creations.wikispot.org/Front_Page http://code.google.com/p/perspectiveproject/ _______________________________________________ Bf-committers mailing list Bf-committers@blender.org http://lists.blender.org/mailman/listinfo/bf-committers
