# HG changeset patch
# User Keir Fraser <keir.fraser@xxxxxxxxxx>
# Date 1206014691 0
# Node ID 9972eb777b605ee4dd6b42da2aee9032262fc1cf
# Parent 0e23995db2eba0052f2ef05f67b845721eef65db
ioemu: Let the USB tablet reach the far bottom and right pixels
by fixing divisions / multiplications into using width-1.
Signed-off-by: Samuel Thibault <samuel.thibault@xxxxxxxxxxxxx>
xen-unstable changeset: 17189:86e64b684fb2751f8d2db7e07e88da8505008255
xen-unstable date: Wed Mar 05 11:10:29 2008 +0000
---
tools/ioemu/hw/xenfb.c | 4 ++--
tools/ioemu/sdl.c | 4 ++--
tools/ioemu/vnc.c | 4 ++--
3 files changed, 6 insertions(+), 6 deletions(-)
diff -r 0e23995db2eb -r 9972eb777b60 tools/ioemu/hw/xenfb.c
--- a/tools/ioemu/hw/xenfb.c Mon Mar 17 11:40:53 2008 +0000
+++ b/tools/ioemu/hw/xenfb.c Thu Mar 20 12:04:51 2008 +0000
@@ -1044,8 +1044,8 @@ static void xenfb_mouse_event(void *opaq
struct xenfb *xenfb = opaque;
if (xenfb->abs_pointer_wanted)
xenfb_send_position(xenfb,
- dx * xenfb->ds->width / 0x7fff,
- dy * xenfb->ds->height / 0x7fff,
+ dx * (xenfb->ds->width - 1) / 0x7fff,
+ dy * (xenfb->ds->height - 1) / 0x7fff,
dz);
else
xenfb_send_motion(xenfb, dx, dy, dz);
diff -r 0e23995db2eb -r 9972eb777b60 tools/ioemu/sdl.c
--- a/tools/ioemu/sdl.c Mon Mar 17 11:40:53 2008 +0000
+++ b/tools/ioemu/sdl.c Thu Mar 20 12:04:51 2008 +0000
@@ -279,8 +279,8 @@ static void sdl_send_mouse_event(int dx,
}
SDL_GetMouseState(&dx, &dy);
- dx = dx * 0x7FFF / width;
- dy = dy * 0x7FFF / height;
+ dx = dx * 0x7FFF / (width - 1);
+ dy = dy * 0x7FFF / (height - 1);
} else if (absolute_enabled) {
sdl_show_cursor();
absolute_enabled = 0;
diff -r 0e23995db2eb -r 9972eb777b60 tools/ioemu/vnc.c
--- a/tools/ioemu/vnc.c Mon Mar 17 11:40:53 2008 +0000
+++ b/tools/ioemu/vnc.c Thu Mar 20 12:04:51 2008 +0000
@@ -1023,8 +1023,8 @@ static void pointer_event(VncState *vs,
dz = 1;
if (vs->absolute) {
- kbd_mouse_event(x * 0x7FFF / vs->ds->width,
- y * 0x7FFF / vs->ds->height,
+ kbd_mouse_event(x * 0x7FFF / (vs->ds->width - 1),
+ y * 0x7FFF / (vs->ds->height - 1),
dz, buttons);
} else if (vs->has_pointer_type_change) {
x -= 0x7FFF;
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