gemvertexbuffer crash pd when a gemwindows is created for the 2nd time

[ch-nry]

Detail

open gemvertexbuffer help file create the gemwin, close the gemwin, create the gemwin again. pd crash with segmentation fault

Gem Version

current git

Pd Version

0.55.2

Operating System

Linux

OS Version

ubuntu mate

Which CPU are you using?

amd64/x86_64 ("64bit Intel")

[ch-nry]

it only crash on nvidia GPU, not intel. here is a minimal patch and few explanation on how things crash

gemvertexbuffer-minimal.pd.zip

[ch-nry]

it did not crash if a resize is send when the gemwin is closed

[ch-nry]

gemvertexbuffer_deletion_bug.pd.zip On intel GPU, gemvertexbuffer create an error in Pd log when deleted (after having been initialized) : [gemglxwindow]: invalid enumerant [1280] I don't know if it's related or if it's an other bug

[ben-wes]

also experiencing this crash from repeated gemwin creation on macOS arm64 on Pd0.55-2. tested with current Deken snapshot from 9d57ad8.

i was about to create a new issue here since i also experience crashes when deleting a gemvertexbuffer object, but then found this one here and the last comment.

this also crashes for me if i delete the [gemwin] object btw. and it does not crash if i [create, 1( the window before.