[yt-dev] Matching points to grids

[John ZuHone]

I did know about that, but given, say, a million points, would that be *fast*? I need to look at what it does I guess. 

In FLASH, what'd we'd normally do is start at the top level and traverse down the octree until we found the block. 

On Nov 16, 2012, at 1:02 PM, Nathan Goldbaum <nathan12343 at gmail.com> wrote:

> Hi John,
> 
> Yes, you can use pf.h.find_point() to do that.  There's some documentation on it here: http://yt-project.org/doc/analyzing/low_level_inspection.html#finding-data-at-fixed-points
> 
> -Nathan
> 
> On Nov 16, 2012, at 10:00 AM, John ZuHone wrote:
> 
>> Hi all,
>> 
>> Do we have anything in yt right now that, given a set of points, *quickly* finds out which grids they belong to?
>> 
>> Best,
>> 
>> John Z
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