Author Topic: Shimmer and twinkle effects  (Read 18657 times)

Offline Ebuechner

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Re: Shimmer and twinkle effects
« Reply #45 on: April 09, 2016, 04:46:31 PM »

Yeah I'm not sure about that one.  I don't believe changing an existing sequence from 50ms to 25ms is going to change the resolution of the existing effects.  They would still all be on their 50ms boundaries.
I don't know what to tell you it sure looked like it made a difference to me. Also when I tried the Shimmer I was finally able to get a good output that look decent. But somebody broke the text again. Wouldn't rerendering all the effects change them to the 25ms?

Offline Gilrock

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Re: Shimmer and twinkle effects
« Reply #46 on: April 09, 2016, 05:00:44 PM »
It won't change where an effect starts or stops.  Just doing a quick look at the Shimmer code it doesn't appear that it would change behavior based on the minimum timing division.  You have to change the duty cycle parameter to change it's behavior.

Offline Phrog30

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Re: Shimmer and twinkle effects
« Reply #47 on: April 09, 2016, 05:21:05 PM »
I had issues with my p10 panels when playing from xlights/bridge mode. It was fine when playing from fpp/pi. I changed to 25ms and played from xlights and it worked fine. I didn't change the effects, or resolution. So it's obviously doing something different.

James

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Offline Ebuechner

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Re: Shimmer and twinkle effects
« Reply #48 on: April 09, 2016, 05:50:41 PM »
 if I set a sequence at 50ms and I try to do a shimmer it just looks like a random flashing. But if I set it at 25ms it's not perfect but it's close. It's almost like there's two internal clock speeds that aren't working within multiples of each other at 50ms. I'm not making this up it's made a difference. At 25ms it seems like there's more hits than misses.

Offline Gilrock

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Re: Shimmer and twinkle effects
« Reply #49 on: April 09, 2016, 06:39:18 PM »
Well feel free to expand the models to the node level and inspect the data and you could screenshot it and show us how the effect is rendered differently.  I got other things to do than investigate this.

Offline Ebuechner

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Re: Shimmer and twinkle effects
« Reply #50 on: April 09, 2016, 08:40:04 PM »
https://youtu.be/CARWeTM9Bos.  This video might explain a little bit the first part of the video is a sequence at 50ms. The second part of the video is the exact same sequence modified to 25ms. Both parts of the video are running the exact same effect in the exact same way. Because of the frame rate on the video it'll be a little tough to tell but there's no reason for anybody to get upset with me about it there is very clearly a difference. There was also a very clear difference in the way the effects rendered when I played the sequence.

Offline Phrog30

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Re: Shimmer and twinkle effects
« Reply #51 on: April 09, 2016, 08:50:51 PM »


https://youtu.be/CARWeTM9Bos.  This video might explain a little bit the first part of the video is a sequence at 50ms. The second part of the video is the exact same sequence modified to 25ms. Both parts of the video are running the exact same effect in the exact same way. Because of the frame rate on the video it'll be a little tough to tell but there's no reason for anybody to get upset with me about it there is very clearly a difference. There was also a very clear difference in the way the effects rendered when I played the sequence.

Nobody is upset with you. If you read enough of Gil's posts you will see that's how he is. Don't take it personally.

James

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Offline Ebuechner

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Re: Shimmer and twinkle effects
« Reply #52 on: April 09, 2016, 09:00:06 PM »
At this point I'm happy that I figured out how to make it work properly.

Offline Gilrock

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Re: Shimmer and twinkle effects
« Reply #53 on: April 09, 2016, 09:59:39 PM »
Yeah I'm not upset I was just trying to save a lot of back and forth talking and guessing.  If you show me the data on the grid that tells me more than 1000 words and would be even better than that video.  For one I would see whether you are running imported data layer data or whether it's the xLights shimmer effect.  And you know that rings a bell.  If you imported a data layer and then switched the sequence timing then it squishes all the data in half so yes it will play twice as fast but halfway through the sequence you won't have any imported data because it played back double speed.

Offline CaptainMurdoch

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Re: Shimmer and twinkle effects
« Reply #54 on: April 10, 2016, 12:33:49 AM »

I had issues with my p10 panels when playing from xlights/bridge mode. It was fine when playing from fpp/pi. I changed to 25ms and played from xlights and it worked fine. I didn't change the effects, or resolution. So it's obviously doing something different.

Did you change FPP's bridge mode timing to 25ms?  FPP uses a fixed channel output timing when run in bridge mode.  By default this is 50ms but you can change it on the advanced settings page.

Offline Phrog30

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Re: Shimmer and twinkle effects
« Reply #55 on: April 10, 2016, 07:12:50 AM »

I had issues with my p10 panels when playing from xlights/bridge mode. It was fine when playing from fpp/pi. I changed to 25ms and played from xlights and it worked fine. I didn't change the effects, or resolution. So it's obviously doing something different.

Did you change FPP's bridge mode timing to 25ms?  FPP uses a fixed channel output timing when run in bridge mode.  By default this is 50ms but you can change it on the advanced settings page.
Yes, but it made no difference. Matter of fact, it wouldn't stay set. I would change the setting, save, then leave the page and come back and it would go back to 50ms.

James

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Offline CaptainMurdoch

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Re: Shimmer and twinkle effects
« Reply #56 on: April 10, 2016, 12:07:57 PM »

Yes, but it made no difference. Matter of fact, it wouldn't stay set. I would change the setting, save, then leave the page and come back and it would go back to 50ms.

I made a note to check this out, it may just be a UI issue.