mouse_setxrange, mouse_setyrange - define the boundaries for the mouse
void mouse_setxrange(int x1, int x2);
void mouse_setyrange(int y1, int y2);
These two define the boundaries for mouse cursor. x1, x2, y1, and y2
are the coordinates of the left, right, bottom, and top edges of the
The return values of mouse_getx(3) and mouse_gety(3) will always stay
in these boundaries.
For 3d pointer devices, there is actually another interface. See
svgalib(7), vgagl(7), libvga.config(5), eventtest(6), mouse_close(3),
mouse_init(3), mouse_getposition_6d(3), mouse_setposition(3),
mouse_setscale(3), mouse_setwrap(3), mouse_getx(3), mouse_update(3),
This manual page was edited by Michael Weller <firstname.lastname@example.org-
essen.de>. The exact source of the referenced function as well as of
the original documentation is unknown.
It is very likely that both are at least to some extent are due to Harm
Occasionally this might be wrong. I hereby asked to be excused by the
original author and will happily accept any additions or corrections to
this first version of the svgalib manual.