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Hello,
Just for the reference, as far as integers are considered:
there is nicer method (single function call) to round UP to nearest integer:
ceil( number ) http://www.amibroker.com/f?ceil
and round DOWN to nearest integer:
floor( number ) http://www.amibroker.com/f?floor
Best regards,
Tomasz Janeczko
amibroker.com
----- Original Message -----
From: "gp_sydney" <gp.investment@xxxxxxxxx>
To: <amibroker@xxxxxxxxxxxxxxx>
Sent: Saturday, July 21, 2007 9:57 AM
Subject: [amibroker] Re: Rounding up the BuyPrice to the nearest 0.25 point
> Where you're rounding up to the nearest integer:
>
> roundedNo = Int(number) + (FRAC(number) != 0);
>
> Int always rounds down (ie. truncates) so the last conditional will
> add one if there's any fractional component (if you always just add
> one then a round integer will always be incremented by one as well).
>
> If you want rounding to some other decimal place, then you can do the
> multiply first divide later thing as Dingo mentioned below. Or if you
> want to do it Tomasz's way, then:
>
> frp = number % 0.25;
> roundedNo = number - frp + (frp != 0)*0.25;
>
> In this, frp is the same as the FRAC part above for integers, and
> "number - frp" is the same as the Int part for integers. Since a
> conditional test gives one if true, and we only want to add 0.25, this
> can be achieved by multiplying the conditional result by 0.25 (haven't
> tried this, but it should work).
>
> GP
>
>
> --- In amibroker@xxxxxxxxxxxxxxx, "sslack88" <jzzpiano88@xxx> wrote:
>>
>> Is there a way to always force Amibroker to round Up? It seems the
>> round function will round down to the integer 1265.20 would round
>> down to 1265. I want it to round up to 1266.
>>
>> Is this possible?
>>
>> -Steve
>>
>> --- In amibroker@xxxxxxxxxxxxxxx, "dingo" <dingo@> wrote:
>> >
>> > You write the AFL:
>> >
>> > Multiply your number by 4.
>> >
>> > Round it to an integer
>> >
>> > Divide it by 4 to a decimal.
>> >
>> > d
>> >
>> > > -----Original Message-----
>> > > From: amibroker@xxxxxxxxxxxxxxx
>> > > [mailto:amibroker@xxxxxxxxxxxxxxx] On Behalf Of dingo
>> > > Sent: Friday, July 20, 2007 12:00 PM
>> > > To: amibroker@xxxxxxxxxxxxxxx
>> > > Subject: RE: [amibroker] Rounding up the BuyPrice to the
>> > > nearest 0.25 point
>> > >
>> > > Oops = that was less than helpful.. I didn't see the .25...
>> > > I'll look into
>> > > my math magic resources..
>> > >
>> > > d
>> > >
>> > > > -----Original Message-----
>> > > > From: amibroker@xxxxxxxxxxxxxxx
>> > > > [mailto:amibroker@xxxxxxxxxxxxxxx] On Behalf Of dingo
>> > > > Sent: Friday, July 20, 2007 11:56 AM
>> > > > To: amibroker@xxxxxxxxxxxxxxx
>> > > > Subject: RE: [amibroker] Rounding up the BuyPrice to the
>> > > > nearest 0.25 point
>> > > >
>> > > > Multiply by 100 and use the round function then divide by 100.
>> > > >
>> > > > d
>> > > >
>> > > > > -----Original Message-----
>> > > > > From: amibroker@xxxxxxxxxxxxxxx
>> > > > > [mailto:amibroker@xxxxxxxxxxxxxxx] On Behalf Of sslack88
>> > > > > Sent: Friday, July 20, 2007 10:05 AM
>> > > > > To: amibroker@xxxxxxxxxxxxxxx
>> > > > > Subject: [amibroker] Rounding up the BuyPrice to the nearest
>> > > > > 0.25 point
>> > > > >
>> > > > > How do you round your BuyPrice up to the nearest 0.25 point?
>> For
>> > > > > example:
>> > > > >
>> > > > > I want to buy (intraday) when the price breaks the (Open+Some
>> > > > > Value) so
>> > > > > my formula states to buy when the price is 1280.53 or higher.
>> > > > > However,
>> > > > > I am trading the ES so I can only buy at 1280.75.
>> > > > >
>> > > > > How do I set the BuyPrice to 1280.75? Right now the BuyPrice
>> > > > > is being
>> > > > > set to the (Open+Some Value) price (1280.53) which is not
>> > > > possible in
>> > > > > real trading.
>> > > > >
>> > > > > Thanks,
>> > > > > Steve
>> > > > >
>> > > > >
>> > > > >
>> > > > > Please note that this group is for discussion between users
>> only.
>> > > > >
>> > > > > To get support from AmiBroker please send an e-mail directly
>> to
>> > > > > SUPPORT {at} amibroker.com
>> > > > >
>> > > > > For NEW RELEASE ANNOUNCEMENTS and other news always check
>> DEVLOG:
>> > > > > http://www.amibroker.com/devlog/
>> > > > >
>> > > > > For other support material please check also:
>> > > > > http://www.amibroker.com/support.html
>> > > > >
>> > > > > Yahoo! Groups Links
>> > > > >
>> > > > >
>> > > > >
>> > > > >
>> > > >
>> > > >
>> > > >
>> > > > Please note that this group is for discussion between users
>> only.
>> > > >
>> > > > To get support from AmiBroker please send an e-mail directly to
>> > > > SUPPORT {at} amibroker.com
>> > > >
>> > > > For NEW RELEASE ANNOUNCEMENTS and other news always check
>> DEVLOG:
>> > > > http://www.amibroker.com/devlog/
>> > > >
>> > > > For other support material please check also:
>> > > > http://www.amibroker.com/support.html
>> > > >
>> > > > Yahoo! Groups Links
>> > > >
>> > > >
>> > > >
>> > > >
>> > >
>> > >
>> > >
>> > > Please note that this group is for discussion between users only.
>> > >
>> > > To get support from AmiBroker please send an e-mail directly to
>> > > SUPPORT {at} amibroker.com
>> > >
>> > > For NEW RELEASE ANNOUNCEMENTS and other news always check DEVLOG:
>> > > http://www.amibroker.com/devlog/
>> > >
>> > > For other support material please check also:
>> > > http://www.amibroker.com/support.html
>> > >
>> > > Yahoo! Groups Links
>> > >
>> > >
>> > >
>> > >
>> >
>>
>
>
>
>
> Please note that this group is for discussion between users only.
>
> To get support from AmiBroker please send an e-mail directly to
> SUPPORT {at} amibroker.com
>
> For NEW RELEASE ANNOUNCEMENTS and other news always check DEVLOG:
> http://www.amibroker.com/devlog/
>
> For other support material please check also:
> http://www.amibroker.com/support.html
>
> Yahoo! Groups Links
>
>
>
>
>
Please note that this group is for discussion between users only.
To get support from AmiBroker please send an e-mail directly to
SUPPORT {at} amibroker.com
For NEW RELEASE ANNOUNCEMENTS and other news always check DEVLOG:
http://www.amibroker.com/devlog/
For other support material please check also:
http://www.amibroker.com/support.html
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