Topic: Sluggish sliding/scrolling of arrangement

Viewing 15 posts - 1 through 15 (of 18 total)
  • #1994
    swindus
    Participant

    On my notebook a Dell Latitude D620 with a Core 2 Duo processor ( 2 x 1.66), 2 GB Ram and an onboard Intel 945GM Express graphic card the scrolling/sliding of the arrangement view is sometime really sluggish.

    The interesting part is that this doesn’t happen in any project and also not on any other computer. The sluggish scrolling/sliding with the slide tool or the navigator only occurs when a loop range is defined and loop is on. Maybe it has to do with the highlighted display of the looped part of the arrangement but as said above it only happens with some projects.

    I have checked 2.18 and beta 1 of 2.19. Always the same with the same projects. OS is Win XP SP2 and I have installed the latest graphic drivers.

    Any idea?

    #15658
    adlaius
    Participant

    Forgive me if this is something obvious you’ve already checked, but do you have different/high-quality images set as the track timeline background on those projects? I’ve found that Podium is quite slow when very small or very large images are used.

    #15659
    swindus
    Participant

    No images are used.

    #15660
    Zynewave
    Keymaster

    Does the slowdown also happen if instead of a loop range you select a segment range?

    If you reduce the Podium window size, does this make the scrolling faster?

    It may be a case where the available free video memory is exhausted, and thus Windows starts to render all drawing in system memory rather than the hardware accelerated video memory. How much video memory is allocated for the onboard video card?

    #15667
    swindus
    Participant

    @Zynewave wrote:

    Does the slowdown also happen if instead of a loop range you select a segment range?

    Yes

    @Zynewave wrote:

    If you reduce the Podium window size, does this make the scrolling faster?

    Yes. The resolution on the notebook is 1440 x 900 pixel. When I open the inspector or the browser or switch off fullscreen mode and scale down the Podium window the sliding is fast again.

    @Zynewave wrote:

    It may be a case where the available free video memory is exhausted, and thus Windows starts to render all drawing in system memory rather than the hardware accelerated video memory. How much video memory is allocated for the onboard video card?

    224MB.

    The slow down also happens in the sound editor when a segment is selected.

    #15668
    thcilnnahoj
    Participant

    While I don’t get slowdowns as such, I can’t help but notice CPU usage going up up to 40% on this dual core PC while scrolling or zooming anywhere – it’s still smooth as butter, though. 🙂
    The only thing that’s far from it are the panel show/hide animations (but I don’t use them).

    Does Podium make much use of your graphics card?
    Because I don’t see much difference between my old computer with a partially shot card and the newer PC with a powerful one.

    #15669
    swindus
    Participant

    @thcilnnahoj wrote:

    The only thing that’s far from it are the panel show/hide animations (but I don’t use them).

    Same here. I would use the mixer/editor animation but they are to slow on all my machines. The inspector panel animations are ok.

    #15670
    swindus
    Participant

    CPU is at 60% while sliding regardless of a segment/loop is active or not.

    #15815
    swindus
    Participant

    Just for information: Sliding/scrolling is still sluggish with 2.19.

    #15816
    Zynewave
    Keymaster

    Has it always acted this way, or did it start with a particular version of Podium?

    If you incrementally reduce the size of the timeline area (by resizing the window or the inspector/mixer), will it at some point jump to normal speed or does the speed slowly improve?

    How about if instead of resizing the timeline area, you zoom in on the timeline and the vertical track size. Perhaps scroll the timeline so that the loop section is outside the displayed range. Any sudden jump in speed?

    #15818
    Markus
    Participant

    ..

    #15821
    swindus
    Participant

    @Zynewave wrote:

    Has it always acted this way, or did it start with a particular version of Podium?

    I think it always acted this way. I noticed at one point that the scrolling is faster than before. So the scrolling improves at some point when I remember correctly. Now the scrolling is fast except when a loop a segment selection is used.

    @Zynewave wrote:

    If you incrementally reduce the size of the timeline area (by resizing the window or the inspector/mixer), will it at some point jump to normal speed or does the speed slowly improve?

    The speed slowly improves.

    @Zynewave wrote:

    How about if instead of resizing the timeline area, you zoom in on the timeline and the vertical track size. Perhaps scroll the timeline so that the loop section is outside the displayed range. Any sudden jump in speed?

    Can check this later.

    #15935
    swindus
    Participant

    @Zynewave wrote:

    How about if instead of resizing the timeline area, you zoom in on the timeline and the vertical track size. Perhaps scroll the timeline so that the loop section is outside the displayed range. Any sudden jump in speed?

    No, still sluggish.

    The sluggish movement stops when inserting certain FX plugins on a track. The sliding/scrolling is slow with an empty project. Just a master track and a 4 bar loop. When I insert IIEQ (equalizer) as insert on the master track the sliding is fast as normal. This also works with Devastor or Fazortan from D16. Now thats crazy …..

    #15937
    Zynewave
    Keymaster

    @swindus wrote:

    @Zynewave wrote:

    How about if instead of resizing the timeline area, you zoom in on the timeline and the vertical track size. Perhaps scroll the timeline so that the loop section is outside the displayed range. Any sudden jump in speed?

    No, still sluggish.

    The sluggish movement stops when inserting certain FX plugins on a track. The sliding/scrolling is slow with an empty project. Just a master track and a 4 bar loop. When I insert IIEQ (equalizer) as insert on the master track the sliding is fast as normal. This also works with Devastor or Fazortan from D16. Now thats crazy …..

    :-s That’s just weird.

    Does the plugin “fixing” happen both with the arrangement powered on/off?

    How is the Windows task manager CPU indicator behaving during all of this? Maybe the inserting of the plugin fixes a denormal issue.

    #15942
    swindus
    Participant

    @Zynewave wrote:

    Does the plugin “fixing” happen both with the arrangement powered on/off?

    When I power off the arrangement sliding is sluggish again.

    @Zynewave wrote:

    How is the Windows task manager CPU indicator behaving during all of this? Maybe the inserting of the plugin fixes a denormal issue.

    It looks like that when the plugin is ‘off’ Podium is using only one core and this core is maxed out on sliding. When I enable the plugin Podium is using both cores.
    After disabling the loop it’s the same but sliding always fast.

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