HP Vectra Technical Reference Manual page 219

On Exit: None
Registers Altered: None
F33--XTEND_GCSR (AX
=
0012H)
This function defines the graphics cursor sprite. The new sprite can be larger or smaller than the
previous sprite. The maximum size of the graphics cursor sprite is 144. This number is the
product of number of scan lines (CH) times the number of bytes (BH
*
2) the sprite spans. This
function allows you to define a sprite similar to F _GRAPH_CURSOR.
On Entry: AX
=
F33----><TEND_GCSR (0012H)
BH
=
number of words the sprite spans in X axis
BL
=
hot spot x
CL
=
hot spot Y
CH
=
#
of scanlines in sprite
ES:DX
=
point to the new sprite masks
On Exit: AX
= -
1
Registers Altered: AX
F33_SPEED (AX
=
0013H)
This function sets the minimum distance doubling parameter. This allows you to set the
sensitivity such that the physical mouse need not travel as far to go across the entire screen. If
the mouse moves the number of mickies defined by this function, then the movement for the
mouse is doubled.
On Entry: AX
=
F33_SPEED (0013H)
DX
=
minimum to double
On Exit: None
Registers Altered: None
F33_INQUIRE (AX
=
6FOOH)
This function can be used to determine if the mouse driver being used was written by HP.
On Entry: AX
=
F33_INQUIRE
210 Mouse