braille_set_dot: Set a dot in a Braille character
Description
Set a dot in a Braille character
Usage
braille_set_dot(current_char, dot_row, dot_col)
Value
The updated Braille character
Arguments
- current_char
The current character (can be space or existing Braille)
- dot_row
Row within the Braille cell (0-3)
- dot_col
Column within the Braille cell (0-1)