iFilter

Flag that indicates the type of anti-aliasing filter to use. Possible values are:

 

Value

Meaning

ANTIALIAS_1

[$0000] Anti-alias the bitmap vertically and horizontally.

ANTIALIAS_2

[$0001] Anti-alias the bitmap in all directions.

ANTIALIAS_3

[$0002] Anti-alias the bitmap in all directions. The filter used for this option is different from the filter used for the ANTIALIAS_2 option.

ANTIALIAS_DIAG

[$0003] Anti-alias the bitmap diagonally.

ANTIALIAS_HORZ

[$0004] Anti-alias the bitmap horizontally.

ANTIALIAS_VERT

[$0005] Anti-alias the bitmap vertically.