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Diffstat (limited to 'xorg-server/dix/getevents.c')
-rw-r--r--xorg-server/dix/getevents.c19
1 files changed, 15 insertions, 4 deletions
diff --git a/xorg-server/dix/getevents.c b/xorg-server/dix/getevents.c
index 8091c5782..ed529722c 100644
--- a/xorg-server/dix/getevents.c
+++ b/xorg-server/dix/getevents.c
@@ -855,10 +855,15 @@ scale_to_desktop(DeviceIntPtr dev, ValuatorMask *mask,
ScreenPtr scr = miPointerGetScreen(dev);
double x, y;
- BUG_WARN(!dev->valuator);
- BUG_WARN(dev->valuator->numAxes < 2);
+ BUG_WARN(!dev->valuator || dev->valuator->numAxes < 2);
if (!dev->valuator || dev->valuator->numAxes < 2)
+ {
+ /* if we have no axes, last.valuators must be in screen coords
+ * anyway */
+ *devx = *screenx = dev->last.valuators[0];
+ *devy = *screeny = dev->last.valuators[1];
return scr;
+ }
if (valuator_mask_isset(mask, 0))
x = valuator_mask_get_double(mask, 0);
@@ -1514,8 +1519,6 @@ GetPointerEvents(InternalEvent *events, DeviceIntPtr pDev, int type,
{
CARD32 ms = GetTimeInMillis();
int num_events = 0, nev_tmp;
- int h_scroll_axis = pDev->valuator->h_scroll_axis;
- int v_scroll_axis = pDev->valuator->v_scroll_axis;
ValuatorMask mask;
ValuatorMask scroll;
int i;
@@ -1540,6 +1543,14 @@ GetPointerEvents(InternalEvent *events, DeviceIntPtr pDev, int type,
{
double val, adj;
int axis;
+ int h_scroll_axis = -1;
+ int v_scroll_axis = -1;
+
+ if (pDev->valuator)
+ {
+ h_scroll_axis = pDev->valuator->h_scroll_axis;
+ v_scroll_axis = pDev->valuator->v_scroll_axis;
+ }
/* Up is negative on valuators, down positive */
switch (buttons) {