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IDProjectCategoryView StatusLast Update
0009485ardourbugspublic2023-10-17 09:13
Reporterrastin Assigned To 
PrioritylowSeverityminorReproducibilityalways
Status newResolutionopen 
PlatformArchOSLinuxOS Version(any)
Product Version8.0 
Summary0009485: Display of midi automation remains after automation points deleted
DescriptionAfter deleting all automation points in a midi region, changing zoom or moving the canvas shows visually the points that were just deleted as if they had not been deleted. The issue seems to be graphical only, as the automation lane's value does not change when playing through the region.

Note that this happens only when deleting all points. Deleting a single point does not have this issue.
Steps To Reproduce1. Create a blank MIDI region in a MIDI track. Something four bars long is sufficient.
2. Add an automation lane to it (such as Pitch Bender or Controller).
3. Add some automation points using the Draw Tool (D)
4. Using the Edit Tool (E), click on the automation lane that contains the newly-created points.
5. Press Ctrl+A to select all automation points in that lane.
6. Press Delete to delete all points.
7. Zoom in or zoom out to see the ghostly remains of the automation points that were just deleted.
Additional InformationThe attached screenshot shows the result of deleting all of the automation points and then zooming out one tick on the mouse scroll wheel. The automation points that existed in the previous zoom level are displayed beyond the boundaries of the region at the current zoom level. (There should not be any points at all, since they were deleted.)

Unsure if this is an issue on my system only. So, here are my system specs just in case the issue is indeed unique to me.
Ardour is compiled from source and run using ./ardev
./ardev --version reports the following
Ardour8.0.44 (built using 8.0-44-g44a2ef9098 and GCC version 13.2.1 20230801)

inxi -F
System:
  Host: lunchbox Kernel: 6.1.55-1-MANJARO arch: x86_64 bits: 64
    Desktop: KDE Plasma v: 5.27.8 Distro: Manjaro Linux
Machine:
  Type: Desktop System: ASUS product: All Series v: N/A
    serial: <superuser required>
  Mobo: ASUSTeK model: Z97I-PLUS v: Rev X.0x serial: <superuser required>
    UEFI: American Megatrends v: 2302 date: 11/04/2014
CPU:
  Info: quad core model: Intel Core i7-4790K bits: 64 type: MT MCP cache:
    L2: 1024 KiB
  Speed (MHz): avg: 2374 min/max: 800/4000 cores: 1: 3885 2: 3998 3: 3910
    4: 800 5: 800 6: 800 7: 4000 8: 800
Graphics:
  Device-1: NVIDIA GM204 [GeForce GTX 980] driver: nvidia v: 535.113.01
  Display: x11 server: X.Org v: 21.1.8 with: Xwayland v: 23.2.1 driver: X:
    loaded: nvidia gpu: nvidia resolution: 1920x1080~60Hz
  API: EGL Message: No EGL data available.
  API: OpenGL v: 4.6.0 vendor: nvidia v: 535.113.01 renderer: NVIDIA
    GeForce GTX 980/PCIe/SSE2
  API: Vulkan v: 1.3.264 drivers: nvidia surfaces: xcb,xlib
TagsNo tags attached.

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rastin

2023-10-17 09:13

reporter  

Screenshot_20231017_034606.png (162,366 bytes)   
Screenshot_20231017_034606.png (162,366 bytes)   

Issue History

Date Modified Username Field Change
2023-10-17 09:13 rastin New Issue
2023-10-17 09:13 rastin File Added: Screenshot_20231017_034606.png