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By the way, another common coding mistake is putting loop-invariants
inside the loop.
Move loop-invariant code such as:
HHVBarsSince = HHV(H, 30) ;
LLVBarsSince = LLV(L, 30) ;
OUTSIDE THE LOOP !!!
Best regards,
Tomasz Janeczko
amibroker.com
----- Original Message -----
From: "coba702002" <coba702002@xxxxxxxxx>
To: <amibroker@xxxxxxxxxxxxxxx>
Sent: Sunday, February 05, 2006 9:51 PM
Subject: [amibroker] Re: Help with code bringing Ami to a grinding halt
> HI Tomasz
>
> Ok I have revised my incorrect code and removed other code to try
> and pinpoint the problem, but I still get weird things happening
> even without datafeed, which Im sure tomorrow when I have data will
> make the AMI unusable. Right now when I insert that code below into
> a new window switching between that window and others is ALOT slower
> ALSO when I select>>view and open say charts it will not open the
> pane until I minimize ami and restore ami then it shows up... If I
> try and close that pane it will not close until I Minimize ami and
> then restore , then its gone. This Problem Does not show up without
> this code in any windows???
>
> Thanks for any thoughts or ideas to fix this
>
> Brian
>
> range2=95;
> LastBar = BarCount-1;
> HiVal2 = HHV(H,range2);
> LoVal2 = LLV(L,range2);
>
> step = 8;
> for( i = 0; i < BarCount; i++ )
> {
> if(HiVal2[i] >1.0 AND HiVal2[i]<=25 )
> set = 30;
> else if (HiVal2[i]>25 AND HiVal2[i]<=50 )
> set = 55;
> else if (HiVal2[i]>50 AND HiVal2[i]<=100 )
> set = 120;
> else if (HiVal2[i]>100 AND HiVal2[i]<=200 )
> set = 220;
> else if (HiVal2[i]>200 AND HiVal2[i]<=500 )
> set = 510;
> else if (HiVal2[i]>500 AND HiVal2[i]<=900 )
> set = 920;
> else if (HiVal2[i]>9000 AND HiVal2[i]<=13000 )
> set = 13000;
> else set = 13000;
>
> }
>
> maxDegreesZero = set;
> degreesZero = 1;
> increment = 1;
> degreesValueInt = 0;
> angleFactor = 0;
> sqrtDegreesZero = 0;
> degreesValue = 0;
>
>
>
> // Iterate through the set of squares
> while (degreesZero < maxDegreesZero)
> {
> sqrtDegreesZero = sqrt(degreesZero);
>
> // Iterate through the circle for this square, in 11.25
> degree increments
> for (angle = 0; angle < 360; angle = angle + 11.25)
> {
> angleFactor = (angle / 360.0) * 2.0;
> degreesValue = (sqrtDegreesZero +
> angleFactor) ^ 2;
>
> roundedValue = round(degreesValue);
>
>
> HHVBarsSince = HHV(H, 30) ;
> LLVBarsSince = LLV(L, 30) ;
>
>
> if (roundedValue[LastBar]< (HHVBarsSince[Lastbar])
> AND roundedValue[LastBar]>(LLVBarsSince[Lastbar]) ){
> Plot(Prec(roundedValue,2), "",
> colorGrey40|styleLine, -(LLVBarsSince[Lastbar]),(HHVBarsSince
> [Lastbar]));
>
> }
>
> }
>
> // Find the next 0 degree value
> degreesZero = degreesZero + increment;
> increment = increment + step;
> }
>
> // End Square Of Nine ************
>
> PlotOHLC(Open,High,Low,Close,"",colorBlack, styleCandle);
>
> TitleStr= Interval(2) ;
>
>
> Title = TitleStr;
>
> --- In amibroker@xxxxxxxxxxxxxxx, "Tomasz Janeczko" <amibroker@xxx>
> wrote:
>>
>> Hello,
>>
>> No, I am referring to IIFs at the beginning that are written
> incorrectly. I did not even
>> check further since the beginning of the code is wrong.
>> You are mixing up if (statement) with iif (function)
>>
>> Best regards,
>> Tomasz Janeczko
>> amibroker.com
>> ----- Original Message -----
>> From: "coba702002" <coba702002@xxx>
>> To: <amibroker@xxxxxxxxxxxxxxx>
>> Sent: Saturday, February 04, 2006 9:05 PM
>> Subject: [amibroker] Re: Help with code bringing Ami to a grinding
> halt
>>
>>
>> > Thanks for your fast response... I can't test it today, no
> datafeed
>> > But just glancing at it, are you referring to the rounding
> section
>> > of the code? If so Im pretty sure that didn't make any
> difference
>> > when it wasn't in there.
>> >
>> > So what your saying is this code once correct shouldn't be a
> problem
>> > working in an indicator VS a plain jane price chart in real
> time?
>> > My test comparison of the two was a MAJOR slowdown with my code
>> > added.
>> >
>> > Thanks again for any thoughts
>> > Brian
>> >
>> > --- In amibroker@xxxxxxxxxxxxxxx, "Tomasz Janeczko" <amibroker@>
>> > wrote:
>> >>
>> >> The code contains numerous errors listed in "common coding
>> > mistakes" in the User's Guide:
>> >>
>> >> http://www.amibroker.com/guide/a_mistakes.html
>> >>
>> >> Best regards,
>> >> Tomasz Janeczko
>> >> amibroker.com
>> >> ----- Original Message -----
>> >> From: "coba702002" <coba702002@>
>> >> To: <amibroker@xxxxxxxxxxxxxxx>
>> >> Sent: Saturday, February 04, 2006 8:10 PM
>> >> Subject: [amibroker] Help with code bringing Ami to a grinding
> halt
>> >>
>> >>
>> >> > Can anyone help me figure out why when I add a window with
> this
>> > code
>> >> > in it.. Ami (ver-4.76, windows xp, Ib tws 1.51) slows down to
>> >> > unusable levels. ie switching windows takes forever...
> candles
>> > seem
>> >> > stuck then suddenly change price.
>> >> >
>> >> > Is there a way to make this code work???
>> >> >
>> >> > any help or ideas would be greatly appreciated
>> >> >
>> >> > Thanks
>> >> > Brian
>> >> >
>> >> > // Begin Square Of Nine ************
>> >> >
>> >> > range2=95;
>> >> > LastBar = BarCount-1;
>> >> > HiVal2 = HHV(H,range2);
>> >> > LoVal2 = LLV(L,range2);
>> >> >
>> >> > step = 8;
>> >> > IIf(HiVal2>1.0 AND HiVal2<=25 ,set = 30,0);
>> >> > IIf(HiVal2>25 AND HiVal2<=50 ,set = 55,0);
>> >> > IIf( (HiVal2>50 AND HiVal2<=100 ),set = 120,0);
>> >> > IIf( (HiVal2>100 AND HiVal2<=200 ),set = 220,0);
>> >> > IIf( (HiVal2>200 AND HiVal2<=500 ),set = 510,0);
>> >> > IIf( (HiVal2>500 AND HiVal2<=900 ),set = 920,0);
>> >> > IIf( (HiVal2>9000 ),set = 13000,0);
>> >> > maxDegreesZero = set;
>> >> > degreesZero = 1;
>> >> > increment = 1;
>> >> > degreesValueInt = 0;
>> >> > angleFactor = 0;
>> >> > sqrtDegreesZero = 0;
>> >> > degreesValue = 0;
>> >> >
>> >> >
>> >> >
>> >> > // Iterate through the set of squares
>> >> > while (degreesZero < maxDegreesZero)
>> >> > {
>> >> > sqrtDegreesZero = sqrt(degreesZero);
>> >> >
>> >> > // Iterate through the circle for this square, in
>> > 11.25
>> >> > degree increments
>> >> > for (angle = 0; angle < 360; angle = angle + 11.25)
>> >> > {
>> >> > angleFactor = (angle / 360.0) * 2.0;
>> >> > degreesValue = (sqrtDegreesZero +
>> >> > angleFactor) ^ 2;
>> >> >
>> >> > // round either to tenths, quarters, OR wholes
>> >> > if (degreesValue <= 450)
>> >> > {
>> >> > degreesValue = degreesValue
>> >> > * 10;
>> >> > roundedValue = Prec
>> >> > (degreesValue,2) / 10;
>> >> > }
>> >> > else if (degreesValue > 450 AND degreesValue
>> >> > < 5000)
>> >> > {
>> >> > remainder = frac(degreesValue);
>> >> > intValue = degreesValue - remainder;
>> >> > if (remainder > 0 AND remainder
>> >> > <= .25)
>> >> > remainder = .25;
>> >> > else if (remainder > .25 AND
>> >> > remainder <= .5)
>> >> > remainder = .5;
>> >> > else if (remainder > .5 AND
>> >> > remainder <= .75)
>> >> > remainder = .75;
>> >> > else
>> >> > remainder = 1;
>> >> > roundedValue = intValue +
>> >> > remainder;
>> >> > }
>> >> > else
>> >> > {
>> >> > roundedValue = round(degreesValue);
>> >> >
>> >> > }
>> >> >
>> >> >
>> >> > HHVBarsSince = HHV(H, 30) ;
>> >> > LLVBarsSince = LLV(L, 30) ;
>> >> >
>> >> >
>> >> > //if (roundedValue[LastBar]<(45) AND roundedValue
>> >> > [LastBar]>(30) ){
>> >> > if (roundedValue[LastBar]< (HHVBarsSince[Lastbar])
>> >> > AND roundedValue[LastBar]>(LLVBarsSince[Lastbar]) ){
>> >> > Plot(Prec(roundedValue,2), "",
>> >> > colorGrey40|styleLine, -(LLVBarsSince[Lastbar]),(HHVBarsSince
>> >> > [Lastbar]));
>> >> >
>> >> > }
>> >> >
>> >> > }
>> >> >
>> >> > // Find the next 0 degree value
>> >> > degreesZero = degreesZero + increment;
>> >> > increment = increment + step;
>> >> > }
>> >> >
>> >> > // End Square Of Nine ************
>> >> >
>> >> > PlotOHLC(Open,High,Low,Close,"",colorBlack, styleCandle);
>> >> >
>> >> > TitleStr= Interval(2) ;
>> >> >
>> >> >
>> >> > Title = TitleStr;
>> >> >
>> >> >
>> >> >
>> >> >
>> >> >
>> >> >
>> >> > 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 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 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 other support material please check also:
> http://www.amibroker.com/support.html
>
>
> Yahoo! Groups Links
>
>
>
>
>
>
>
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