Archives May 2009

"What I wish someone had given me 16 years ago..."

So I sat down this evening and did what I was supposed to do on Monday, namely look at my thesis and work out how to finish it in a reasonable period of time.  Very exciting.  It's been a long time since I worked on the ideas, and as I read through the work ...

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Sphere rendering with numpy...

So, you ask; "how do you generate the coordinates necessary to render a (unit) sphere" (you do ask the strangest questions)?  Well, since you insist, here's a quick rundown of one way to go about it.  We'll assume that we're going to use a pair of vertex/index VBOs to render the ...

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Do not use "profile", use "cProfile"

For those who didn't see the presentation at PyCon:

  • do not use the profile module with python 2.x
  • use the cProfile module (or hotshot if you're on < 2.4)

the profile module has extremely high overhead and will produce results that would have you doing the wrong thing if you were to ...

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Most of the work I planned to do is done...

There's always going to be lots more work to get done, but I think I'm pretty much okay with where OpenGL_accelerate is for now.  There's now a C-level API for format handlers, so that Cython modules can be written that pretty much do a cast and a dereference to get values, rather ...

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