On 7/25/2016 11:55 AM, omniverse wrote:
> Stephen <mca### [at] aolcom> wrote:
>> I'm thinking of the value that the `density` statement passes to the
>> media statement. Which it gets from the df3 file
>
> Is it possible your thinking of the hf_gray_16 output file, of which the docs
> say:
>
> height = 0.3 * red + 0.59 * green + 0.11 * blue
>

It could very well be. It looks as if some thought has gone into the 
formula. :)

> I took a look at the documentation regarding df3 and didn't see anything
> relating to this same formula, except I'm going to guess it might be used when a
> df3 is put into a normal {} statement.
>

Pause for thought. I've never considered using one in a normal 
statement. I've only used them with media.

> I sure can't say what's what about this, just thought I would mention what it
> made me think of and that was the height field formula above.
>

One of those things we thing we know and when you look closely. You find 
you don't. :)


-- 

Regards
     Stephen

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