... покажи скрины настроек планшета (если это делалось через GUI) или конфигурационный файл ...
# Some of the below input classes appear 3x times, once for each of# "tablet", "touchscreen", and "touchpad" to ensure that the Wacom# driver is not accidentally bound to other types of hardware that# Wacom has made which are not handled by the wacom driver (e.g the# Wacom Bluetooth Keyboard)## https://sourceforge.net/p/linuxwacom/bugs/294/Section "InputClass" Identifier "Wacom USB tablet class" MatchUSBID "056a:*" MatchDevicePath "/dev/input/event*" MatchIsTablet "true" Driver "wacom"EndSectionSection "InputClass" Identifier "Wacom USB touchscreen class" MatchUSBID "056a:*" MatchDevicePath "/dev/input/event*" MatchIsTouchscreen "true" Driver "wacom"EndSectionSection "InputClass" Identifier "Wacom USB touchpad class" MatchUSBID "056a:*" MatchDevicePath "/dev/input/event*" MatchIsTouchpad "true" Driver "wacom"EndSectionSection "InputClass" Identifier "Wacom tablet class" MatchProduct "Wacom|WACOM|PTK-540WL|ISD-V4" MatchDevicePath "/dev/input/event*" MatchIsTablet "true" Driver "wacom"EndSectionSection "InputClass" Identifier "Wacom touchscreen class" MatchProduct "Wacom|WACOM|PTK-540WL|ISD-V4" MatchDevicePath "/dev/input/event*" MatchIsTouchscreen "true" Driver "wacom"EndSectionSection "InputClass" Identifier "Wacom touchpad class" MatchProduct "Wacom|WACOM|PTK-540WL|ISD-V4" MatchDevicePath "/dev/input/event*" MatchIsTouchpad "true" Driver "wacom"EndSection# Serial Wacom devices should always be one of tablet, touchscreen, or# touchpad so we can safely get away with just one match section in# these casesSection "InputClass" Identifier "Wacom PnP device class" MatchPnPID "WACf*|WCOM*|WACM*|FUJ02e5|FUJ02e7|FUJ02e9" MatchDevicePath "/dev/input/event*" Driver "wacom"EndSectionSection "InputClass" Identifier "Wacom serial class" MatchProduct "Serial Wacom Tablet" Driver "wacom"EndSectionSection "InputClass" Identifier "Wacom serial class identifiers" MatchProduct "WACf|FUJ02e5|FUJ02e7|FUJ02e9" Driver "wacom"EndSection# Hanwang tabletsSection "InputClass" Identifier "Hanwang class" MatchProduct "Hanwang" MatchDevicePath "/dev/input/event*" Driver "wacom"EndSection# Waltop tabletsSection "InputClass" Identifier "Waltop class" MatchProduct "WALTOP" MatchIsTablet "on" MatchDevicePath "/dev/input/event*" Driver "wacom"EndSection# N-Trig Duosense Electromagnetic DigitizerSection "InputClass" Identifier "Wacom N-Trig class" MatchProduct "HID 1b96:0001|N-Trig Pen|N-Trig DuoSense" MatchDevicePath "/dev/input/event*" Driver "wacom" Option "Button2" "3"EndSection# Dell Canvas 27 (touch part is an Advanced Silicon, pen part a Wacom)Section "InputClass" Identifier "Dell Canvas 27 Touch" MatchUSBID "2575:0204" MatchDevicePath "/dev/input/event*" MatchIsTouchscreen "true" Driver "wacom"EndSection
>> ещё такое дело, выяснилось, что данная проблема существует даже, если скульптить мышью.... тогда сначала проверь что назначено на Ctrl Left Mouse в настройка в Blender Preferences->Keymap->3D View->Sculpt ...
то есть настройки у тебя дефолтные и по логике должно работать ...возможно проблема не в blender ...напиши точную версии blender и linuxmint ...попробую повторить твою проблему на другой машине, тогда возможно это баг ...
... то что касается пера и Ctrl - нужно оторвать перо, нажать Ctrl и приложить перо, тогда будет желаемый эффект (насколько удалось проверить в linuxmint) ...