Subject: Re: [Boost-users] [accumulators] Help required for using UDT as Sample
From: dhruva (dhruva_at_[hidden])
Date: 2009-02-25 00:53:03
Apologies for all the noise, I found my coding error. The operator overloading had to be 'const'.
bool operator < (const acc_sample &rhs) const {
return _data._value < rhs._data._value;
}
Instead of:
bool operator < (const acc_sample &rhs) {
return _data._value < rhs._data._value;
}
Thanks,
-dhruva
----- Original Message ----
> From: Eric Niebler <eric_at_[hidden]>
> To: boost-users_at_[hidden]
> Sent: Wednesday, 25 February, 2009 10:37:42 AM
> Subject: Re: [Boost-users] [accumulators] Help required for using UDT as Sample
>
> dhruva wrote:
> > I have my own data type, time stamp and value. I would like to get the min
> Sample with corresponding time stamp.
> >
> > class time_val {
> > public:
> > time_t _time;
> > double _value;
> >
> > /* I have overloaded operators: <, >, ==, != */
> > /* Have provided copy constructor */
> > };
> >
> > When I try:
> > accumulator_set< time_val, features > acc;
> >
> > I get a whole lot of compilation errors. Is there any way I can make a UDT as
> a sample?
>
> That should just work. Can you provide a complete example?
>
> -- Eric Niebler
> BoostPro Computing
> http://www.boostpro.com
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