igor first a canvas because lot of people can help for using it and this will support parallelisation of actions.
Stef > from this message i learn that i have to kick my ass and continue > working on NativeBoost, > including its OpenGL bindings. > > Too bad, there is not much people who can do low level assembly + VM > hacking + openGL hacking > and interested in pushing NB forward and/or collaborating with me :( > > On 16 March 2011 00:17, Fernando Olivero <fernando.oliv...@usi.ch> wrote: >> Hi Alex, i'm sad to hear that AlienOpenGL is not working for you, i'm >> currently not mainting it. IMO opinion the Croquet OpengL and Igor's >> native boost OpenGL are far better choices for interfacing with >> OpenGL. >> Lumiere is conceptually designed to work with any of the above, but >> currently tied to AlienOpenGL. Wouldn't take much to plug the other >> two, and you would get the high level abstractions over OpenGL that >> Lumiere offers. >> >> Regarding the boost, it highly depends on the 3D application being >> built. >> http://www.opengl.org/resources/code/samples/advanced/advanced97/notes/node207.html#SECTION000181100000000000000 >> Anyway, Croquet OpenGL does the computation on Smalltalk, (but i think >> FloatArray is using a plugin).With Lumiere i left the matrix >> calculations to OpenGL, but you get less functionality. >> >> The boost comes not from the matrix calculations but because of the >> efficient rendering engine (parallel pipelines) implemented in low >> level language, as opposed doing everything in Smalltalk. >> Again, this depends on the 3D application being built. >> >> Regarding the tool that you mentioned, how do you simulate 3D, in the >> 2D Morphic framework? I'm finding hard to understand how can you >> achieve a Morphic cube. >> >> Saludos, >> Fernando >> >> On Tue, Mar 15, 2011 at 7:29 PM, Alexandre Bergel >> <alexandre.ber...@me.com> wrote: >>>> Great. What about the usual "native code" speed boost? Are you writing >>>> a plugin, or is it all Smalltalk code? >>> >>> It is all Smalltalk code. We are not against native libraries, however we >>> could not make it run. And so, after several months of intensive tries. So, >>> in order to make some progress, we coded a 3d engine in Smalltalk. >>> Actually, this is not difficult (for basic functionalities such as light, >>> cubes, camera -- no texture and complex light rendering). I did a 2d engine >>> for Mondrian. So having a 3d engine should not be that hard (actually it is >>> not). The nice advantage, that it should work on the ipad, iphone, web, ... >>> >>> Other things, I would be surprise to have a significant boost by using >>> OpenGL for rendering objects if all the matrix computations are realized in >>> Smalltalk. Anyone can comment on it? >>> >>> Cheers, >>> Alexandre >>> > > > -- > Best regards, > Igor Stasenko AKA sig. >
