Karl Rasche wrote:
>>The most appropriate way to do this is with a single copy from the user's data 
>>to a dma buffer and then fire off the blit from agp->screen.
>>
> 
> Keith,
> 
> Thanks for answering all my questions, i think i have this working in a
> somewhat proper mannor..
> 
> 
>>When that's working, you can consider fancy stuff to get agp memory to the user.
>>
> 
> It seems like the easy way to do this would be to grab a
> series of the dma buffers we're copying into and hand those to the user.
> But this doesn't seem all that great of an idea...
> 
> The faq mentions a bit on allocating chunks of agp memory from agpgart. Is
> this the right way to proceed, or is there already mechanisms for this
> sort of thing in place elsewhere?

I think the best way to do this is to implement the memory allocator part of 
GL_NV_vertex_array_range (look on opengl.org for link to the extension specs).

Keith


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