[Tagging] incline default unit ?

John F. Eldredge john at jfeldredge.com
Sun Aug 11 22:52:12 UTC 2013


Ah.  I had always assumed, incorrectly, that a 100% slope meant vertical.


Mike Thompson <miketho16 at gmail.com> wrote:
> > For example, a 45° slope is the same thing as a 50% slope.
> 
> Not to get too technical, but I believe that a 45 degree angle is
> equivalent to a 100% grade [1]
> 
> Mike
> 
> [1] http://en.wikipedia.org/wiki/Grade_(slope)
> 
> 
> On Sun, Aug 11, 2013 at 3:02 PM, John F. Eldredge
> <john at jfeldredge.com>wrote:
> 
> > It has units in the sense that expressing the slope in percentage
> will
> > give a different number than expressing it in degrees, for any value
> other
> > than zero (completely level).  For example, a 45° slope is the same
> thing
> > as a 50% slope.
> >
> >
> > ael <law_ence.dev at ntlworld.com> wrote:
> > > On Sun, Aug 11, 2013 at 08:38:49PM +0200, fly wrote:
> > > > Hey
> > > >
> > > > In the wiki [1] it is written that the default unit for
> "incline=*"
> > > is
> > > > "%". Still I find almost non values without a unit with taginfo
> [2].
> > > >
> > > > Well, should we suggest to always use a unit or do we need to
> take
> > > care
> > > > that at least presets do not suggest to add the default unit ?
> > >
> > > Well, it is a dimensionless quantity, so it doesn't have "units".
> > >
> > > What did you really mean?
> > >
> > > ael
> > >
> > >
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> >
> > --
> > John F. Eldredge -- john at jfeldredge.com
> > "Darkness cannot drive out darkness:
> > only light can do that.  Hate cannot drive out hate: only love can
> do
> > that."  -- Dr. Martin Luther King, Jr.
> >
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> >
> 
> 
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-- 
John F. Eldredge -- john at jfeldredge.com
"Darkness cannot drive out darkness: 
only light can do that.  Hate cannot drive out hate: only love can do that."  -- Dr. Martin Luther King, Jr.
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