diff options
author | Peter Hutterer <peter.hutterer@who-t.net> | 2011-10-12 15:53:57 +1000 |
---|---|---|
committer | Peter Hutterer <peter.hutterer@who-t.net> | 2011-10-13 11:34:17 +1000 |
commit | 6bd0eff40fae1e5d8fed28751851eb5b932d131b (patch) | |
tree | 77a68f93e274878724dab30e9807d0370cf4b293 | |
parent | 8bebb4b4896d8b6ba3309b5b28fce883bb9f8a96 (diff) |
dix: extend rescaleValuatorAxis to take a minimum default
Allow rescaling to non-zero based axis ranges as default (for when screen
offsets are non-zero). Currently unused.
Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>
-rw-r--r-- | dix/getevents.c | 30 |
1 files changed, 15 insertions, 15 deletions
diff --git a/dix/getevents.c b/dix/getevents.c index 874189f57..548cc8b81 100644 --- a/dix/getevents.c +++ b/dix/getevents.c @@ -257,10 +257,10 @@ CreateClassesChangedEvent(InternalEvent* event, */ static double rescaleValuatorAxis(double coord, AxisInfoPtr from, AxisInfoPtr to, - double defmax) + double defmin, double defmax) { - double fmin = 0.0, fmax = defmax; - double tmin = 0.0, tmax = defmax; + double fmin = defmin, fmax = defmax; + double tmin = defmin, tmax = defmax; if (from && from->min_value < from->max_value) { fmin = from->min_value; @@ -309,14 +309,14 @@ updateSlaveDeviceCoords(DeviceIntPtr master, DeviceIntPtr pDev) pDev->last.valuators[0] = rescaleValuatorAxis(pDev->last.valuators[0], NULL, pDev->valuator->axes + 0, - scr->width); + 0, scr->width); } if(pDev->valuator->numAxes > 1) { pDev->last.valuators[1] = rescaleValuatorAxis(pDev->last.valuators[1], NULL, pDev->valuator->axes + 1, - scr->height); + 0, scr->height); } /* calculate the other axis as well based on info from the old @@ -333,7 +333,7 @@ updateSlaveDeviceCoords(DeviceIntPtr master, DeviceIntPtr pDev) { double val = pDev->last.valuators[i]; val = rescaleValuatorAxis(val, lastSlave->valuator->axes + i, - pDev->valuator->axes + i, 0); + pDev->valuator->axes + i, 0, 0); pDev->last.valuators[i] = val; } } @@ -445,7 +445,7 @@ GetMotionHistory(DeviceIntPtr pDev, xTimecoord **buff, unsigned long start, /* scale to screen coords */ to = &core_axis; to->max_value = pScreen->width; - coord = rescaleValuatorAxis(coord, &from, to, pScreen->width); + coord = rescaleValuatorAxis(coord, &from, to, 0, pScreen->width); memcpy(corebuf, &coord, sizeof(INT16)); corebuf++; @@ -456,7 +456,7 @@ GetMotionHistory(DeviceIntPtr pDev, xTimecoord **buff, unsigned long start, memcpy(&coord, icbuf++, sizeof(INT32)); to->max_value = pScreen->height; - coord = rescaleValuatorAxis(coord, &from, to, pScreen->height); + coord = rescaleValuatorAxis(coord, &from, to, 0, pScreen->height); memcpy(corebuf, &coord, sizeof(INT16)); } else if (IsMaster(pDev)) @@ -484,7 +484,7 @@ GetMotionHistory(DeviceIntPtr pDev, xTimecoord **buff, unsigned long start, from.max_value = pScreen->height; /* scale from stored range into current range */ - coord = rescaleValuatorAxis(coord, &from, to, 0); + coord = rescaleValuatorAxis(coord, &from, to, 0, 0); memcpy(ocbuf, &coord, sizeof(INT32)); ocbuf++; } @@ -770,14 +770,14 @@ scale_from_screen(DeviceIntPtr dev, ValuatorMask *mask) { scaled = rescaleValuatorAxis(valuator_mask_get_double(mask, 0), NULL, dev->valuator->axes + 0, - scr->width); + 0, scr->width); valuator_mask_set_double(mask, 0, scaled); } if (valuator_mask_isset(mask, 1)) { scaled = rescaleValuatorAxis(valuator_mask_get_double(mask, 1), NULL, dev->valuator->axes + 1, - scr->height); + 0, scr->height); valuator_mask_set_double(mask, 1, scaled); } } @@ -823,9 +823,9 @@ positionSprite(DeviceIntPtr dev, int mode, ValuatorMask *mask, /* scale x&y to screen */ *screenx = rescaleValuatorAxis(x, dev->valuator->axes + 0, NULL, - scr->width); + 0, scr->width); *screeny = rescaleValuatorAxis(y, dev->valuator->axes + 1, NULL, - scr->height); + 0, scr->height); tmpx = *screenx; tmpy = *screeny; @@ -839,10 +839,10 @@ positionSprite(DeviceIntPtr dev, int mode, ValuatorMask *mask, */ if (tmpx != *screenx) x = rescaleValuatorAxis(*screenx, NULL, dev->valuator->axes + 0, - scr->width); + 0, scr->width); if (tmpy != *screeny) y = rescaleValuatorAxis(*screeny, NULL, dev->valuator->axes + 1, - scr->height); + 0, scr->height); if (valuator_mask_isset(mask, 0)) |