Files
OrcaSlicer/src
ExPikaPaka c017629d11 Release GL textures, menus and handlers the GUI was leaking
The filament legend held its texture id in a function local static while the
loader it calls generates a new texture every time, and BitmapCache deletes none,
so a dual nozzle printer leaked one texture per filament per frame while the
preview was open, along with an SVG read and a rasterize per frame. The same
pattern sat in menu_item_with_icon. Textures are now cached on what actually
varies and released with the rest of the ImGui resources. The canvas reuses
frames by hashing the draw commands, which include the texture id, so a fresh id
every frame also kept frame skipping from ever triggering.

TriangleSelectorPatch did not release its VAO and buffers in the destructor,
so every gizmo close leaked them. The base class already issues GL deletes on
that same path, so this adds no new context requirement.

bind_event_handlers() installed three lambdas that unbind_event_handlers() could
not remove, because wx matches handlers by functor address. They are member
functions now, so bind and unbind are symmetric, and the view switch stops
stacking handlers.

The five selection dependent menus were allocated with new on every popup and
never owned. PopupMenu is synchronous and none of them is used as a submenu, so
a single owner is enough.

remove_notification_of_type stopped at the first match, so clear_all() left the
later instances of multi-instance types alive with object ids from a project that
is gone. The measure gizmo cleared its raycaster map but not the map holding one
full mesh decomposition per volume.
2026-10-01 09:15:48 +02:00
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