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- Subject: RE: Lua presentation at XGDC3.0
- From: "Peter Prade" <Peter.Prade@...>
- Date: Wed, 19 Sep 2001 12:14:11 +0200
>2) I'd change the default number type from double to float. Yeah, yeah,
>I know I can #define it, but the truth is, it doesn't work in Lua 4.1
>Alpha. :) (Amped crashes...)
>4) I'd also have a 32-bit void pointer type. Amped doesn't use Lua
>userdata, because the cost of the allocation and subsequent garbage
>collection for a simple pointer passthrough (C->Lua->C callback) is too
>high. Instead, it takes advantage of the precision of the double type
>to pass memory pointers to Lua and back up to C.
Perhaps this is exactly why Amped crashes with 32-bit floats? because
your passed-through pointers get corrupted?
Just a thought,