LINEINFO2 Field - pulStyleValue

 pulStyleValue (PULONG) 
    Pointer to style value at current pel. 

    The style value is composed as an error value and a mask position, as 
    follows: 

    +--------------------+------------------+------------------+------------------+
    |high word (16 bits) |3 bits            |5 bits            |8 bits            |
    +--------------------+------------------+------------------+------------------+
    |not used            |not used          |mask position     |error value       |
    +--------------------+------------------+------------------+------------------+
    

    The style value is updated as lines are drawn.