grow_mask() description added
grow_mask() description added

Description;
> Applies morphological dilation to the bitmap. The first argument is the dilation amount, Rect2 is the area where the dilation will be applied.

(cherry picked from commit 1c61c8ab55cdc880ebb2538fe3f15ad389912031)

ex/godot,ex/godot,ex/godot,ex/godot,ex/godot,ex/godot,ex/godot,ex/godot