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Date/Time: Sat, 21 Dec 2024 18:25:28 +0000



TPO and Volume by price alignment anomaly

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[2015-03-19 01:41:30]
User87197 - Posts: 65
Hi SC. I've noticed this issue coming up for me for a long time.

When I add a Volume by price study to a TPO chart and scroll the mousewheel up or down (regardless of the lock fill space setting) it has the effect of shifting all of the volume profiles vertically so that they are misaligned with the TPO profiles. I then have to left click the mouse a couple of times to get them to snap back into place again. The left clicking works irrespective of whether the mouse is set to a drawing tool, or the crosshair or the pointer etc.

This happens every single time and appears far more pronounced on charts going back longer than about 5 days in total. It's a real head-scratcher. Can you replicate the problem?

Many thanks,
J
[2015-03-19 02:18:23]
Sierra Chart Engineering - Posts: 104368
We have never heard about this, and it does not make sense unless there is a problem with the scale settings.

Also, we need to understand independent of what you are doing with input devices, what specifically you are doing to the chart. What are you doing to the chart which causes this and provide an image of the chart before and after so we can understand it.

For example, we do not know what scrolling the mouse wheel up and down actually does. There are input device settings, operating system settings, and Sierra Chart settings which affect this.

Here are the instructions to post an image of a chart:
https://www.sierrachart.com/index.php?page=PostingInformation.php#Image


Sierra Chart Support - Engineering Level

Your definitive source for support. Other responses are from users. Try to keep your questions brief and to the point. Be aware of support policy:
https://www.sierrachart.com/index.php?l=PostingInformation.php#GeneralInformation

For the most reliable, advanced, and zero cost futures order routing, *change* to the Teton service:
Sierra Chart Teton Futures Order Routing
Date Time Of Last Edit: 2015-03-19 03:13:56
[2015-03-19 03:23:28]
User87197 - Posts: 65
Thanks for the quick reply. On your suggestion I investigated the scale settings for the studies. It appears that this only occurs when the TPO study scale settings are Constant Range AND with auto-centre OFF. The VBP scale is left on 'automatic'.

If the chart is displaying TPO's and Volume profiles together that extend above or below the visible chart area and I try to move the chart forwards or backwards in time by one increment (the default for the left and right arrow keys / mousewheel) then that causes the misalignment. It also happens any time I make any adjustment to any study on the chart and press apply in the chart studies window.

I've included two pictures (through the attached files since uploading the chart makes the chart recalculate and removes the anomaly). One showing the misalignment, and another to show the chart without any misalignment due to me compressing the scale down to fit everything on the screen at once.

This is probably my fault somehow but I don't know how :(

Thanks so much,
imagetpo vbp anomaly.png / V - Attached On 2015-03-19 03:21:54 UTC - Size: 91.87 KB - 389 views
imagetpo vbp compressed.png / V - Attached On 2015-03-19 03:22:08 UTC - Size: 65.77 KB - 382 views
[2015-03-19 03:52:53]
Sierra Chart Engineering - Posts: 104368
The problem is obviously related to this:

Thanks for the quick reply. On your suggestion I investigated the scale settings for the studies. It appears that this only occurs when the TPO study scale settings are Constant Range AND with auto-centre OFF. The VBP scale is left on 'automatic'.

This is the very first time anyone has brought up an issue like this and to our knowledge have used this kind of scale configuration with the TPO Profile Chart study. There is a lot of work to analyze this and figure out a solution. It would be regarded as low priority, so we cannot make any promise as to when we would get to it.
Sierra Chart Support - Engineering Level

Your definitive source for support. Other responses are from users. Try to keep your questions brief and to the point. Be aware of support policy:
https://www.sierrachart.com/index.php?l=PostingInformation.php#GeneralInformation

For the most reliable, advanced, and zero cost futures order routing, *change* to the Teton service:
Sierra Chart Teton Futures Order Routing
Date Time Of Last Edit: 2015-03-19 03:53:18
[2015-03-19 03:54:57]
User87197 - Posts: 65
No problem I totally understand, thanks SC.
[2015-03-19 06:49:28]
Sierra Chart Engineering - Posts: 104368
We decided to have a quick look at this and so far we cannot duplicate the problem. Provide us a Chartbook containing a single chart configured in the way which causes this problem to occur.

Here are the instructions to attach it:
https://www.sierrachart.com/index.php?page=PostingInformation.php#AttachFile
Sierra Chart Support - Engineering Level

Your definitive source for support. Other responses are from users. Try to keep your questions brief and to the point. Be aware of support policy:
https://www.sierrachart.com/index.php?l=PostingInformation.php#GeneralInformation

For the most reliable, advanced, and zero cost futures order routing, *change* to the Teton service:
Sierra Chart Teton Futures Order Routing
[2015-03-19 23:09:29]
User87197 - Posts: 65
Oh ok great, I'm in a very different timezone so apologies for late response. I have attached a one chart .cht file to demonstrate the problem. Just load it up exactly as it is and try hitting the right arrow key or alternatively mousewheel up / down and hopefully you'll see what I'm referring to. Don't adjust the Y axis first because by compressing the data to fit the window you erase the anomaly.
attachmentexample.cht - Attached On 2015-03-19 22:49:02 UTC - Size: 38.39 KB - 425 views
[2015-03-20 16:16:02]
Sierra Chart Engineering - Posts: 104368
We see the problem and this will be fixed in the next release.
Sierra Chart Support - Engineering Level

Your definitive source for support. Other responses are from users. Try to keep your questions brief and to the point. Be aware of support policy:
https://www.sierrachart.com/index.php?l=PostingInformation.php#GeneralInformation

For the most reliable, advanced, and zero cost futures order routing, *change* to the Teton service:
Sierra Chart Teton Futures Order Routing
[2015-03-20 16:48:22]
User87197 - Posts: 65
:D Super! You guys are on it like Sonic, thanks SC. Stay awesome.

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