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Input: Make DeviceEvent use doubles internally 

Change the DeviceEvent InternalEvent to use doubles for its valuators,
instead of data and data_frac.

Signed-off-by: Daniel Stone <daniel@fooishbar.org>
Reviewed-by: Peter Hutterer <peter.hutterer@who-t.net>
This commit is contained in:
Daniel Stone 2011-03-03 15:36:55 +00:00 committed by Peter Hutterer
parent 626f487b97
commit 2d9beeb217
5 changed files with 9 additions and 15 deletions
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5
Xi/exevents.c
View File

@ -774,12 +774,9 @@ UpdateDeviceState(DeviceIntPtr device, DeviceEvent* event)
for (i = 0; i <= last_valuator && i < v->numAxes; i++)
{
/* XXX: Relative/Absolute mode */
if (BitIsOn(&event->valuators.mask, i))
{
/* XXX: Relative/Absolute mode */
v->axisVal[i] = event->valuators.data[i];
v->axisVal[i] += (event->valuators.data_frac[i] * 1.0f / (1 << 16) / (1 << 16));
}
}
if (event->type == ET_KeyPress) {

5
dix/eventconvert.c
View File

@ -633,8 +633,9 @@ eventToDeviceEvent(DeviceEvent *ev, xEvent **xi)
if (BitIsOn(ev->valuators.mask, i))
{
SetBit(ptr, i);
axisval->integral = ev->valuators.data[i];
axisval->frac = ev->valuators.data_frac[i];
axisval->integral = trunc(ev->valuators.data[i]);
axisval->frac = (ev->valuators.data[i] - axisval->integral) *
(1UL << 32);
axisval++;
}
}

4
dix/getevents.c
View File

@ -196,9 +196,7 @@ set_valuators(DeviceIntPtr dev, DeviceEvent* event, ValuatorMask *mask)
SetBit(event->valuators.mask, i);
if (valuator_get_mode(dev, i) == Absolute)
SetBit(event->valuators.mode, i);
event->valuators.data[i] = valuator_mask_get(mask, i);
event->valuators.data_frac[i] =
dev->last.remainder[i] * (1 << 16) * (1 << 16);
event->valuators.data[i] = valuator_mask_get_double(mask, i);
}
else if (valuator_get_mode(dev, i) == Absolute)
event->valuators.data[i] = dev->valuator->axisVal[i];

3
include/eventstr.h
View File

@ -95,8 +95,7 @@ struct _DeviceEvent
struct {
uint8_t mask[(MAX_VALUATORS + 7)/8]; /**< Valuator mask */
uint8_t mode[(MAX_VALUATORS + 7)/8]; /**< Valuator mode (Abs or Rel)*/
int32_t data[MAX_VALUATORS]; /**< Valuator data */
int32_t data_frac[MAX_VALUATORS]; /**< Fractional part for data */
double data[MAX_VALUATORS]; /**< Valuator data */
} valuators;
struct {
uint32_t base; /**< XKB base modifiers */

7
test/xi2/protocol-eventconvert.c
View File

@ -374,8 +374,8 @@ static void test_values_XIDeviceEvent(DeviceEvent *in, xXIDeviceEvent *out,
{
FP3232 vi, vo;
vi.integral = in->valuators.data[i];
vi.frac = in->valuators.data_frac[i];
vi.integral = trunc(in->valuators.data[i]);
vi.frac = (in->valuators.data[i] - vi.integral) * (1UL << 32);
vo = *values;
@ -617,8 +617,7 @@ static void test_convert_XIDeviceEvent(void)
{
XISetMask(in.valuators.mask, i);
in.valuators.data[i] = i;
in.valuators.data_frac[i] = i + 20;
in.valuators.data[i] = i + (i * 0.0020);
test_XIDeviceEvent(&in);
XIClearMask(in.valuators.mask, i);
}