diff options
Diffstat (limited to 'xorg-server/dix/ptrveloc.c')
| -rw-r--r-- | xorg-server/dix/ptrveloc.c | 217 |
1 files changed, 118 insertions, 99 deletions
diff --git a/xorg-server/dix/ptrveloc.c b/xorg-server/dix/ptrveloc.c index 1170e767d..2ffc984c3 100644 --- a/xorg-server/dix/ptrveloc.c +++ b/xorg-server/dix/ptrveloc.c @@ -34,6 +34,7 @@ #include <ptrveloc.h>
#include <exevents.h>
#include <X11/Xatom.h>
+#include <os.h>
#include <xserver-properties.h>
@@ -77,9 +78,12 @@ SimpleSmoothProfile(DeviceIntPtr dev, DeviceVelocityPtr vel, float velocity, static PointerAccelerationProfileFunc
GetAccelerationProfile(DeviceVelocityPtr vel, int profile_num);
static BOOL
-InitializePredictableAccelerationProperties(DeviceIntPtr dev);
+InitializePredictableAccelerationProperties(DeviceIntPtr,
+ DeviceVelocityPtr,
+ PredictableAccelSchemePtr);
static BOOL
-DeletePredictableAccelerationProperties(DeviceIntPtr dev);
+DeletePredictableAccelerationProperties(DeviceIntPtr,
+ PredictableAccelSchemePtr);
/*#define PTRACCEL_DEBUGGING*/
@@ -96,7 +100,6 @@ DeletePredictableAccelerationProperties(DeviceIntPtr dev); /* some int which is not a profile number */
#define PROFILE_UNINITIALIZE (-100)
-
/**
* Init DeviceVelocity struct so it should match the average case
*/
@@ -134,17 +137,22 @@ FreeVelocityData(DeviceVelocityPtr vel){ */
Bool
InitPredictableAccelerationScheme(DeviceIntPtr dev,
- ValuatorAccelerationPtr protoScheme) {
+ ValuatorAccelerationPtr protoScheme) {
DeviceVelocityPtr vel;
ValuatorAccelerationRec scheme;
+ PredictableAccelSchemePtr schemeData;
scheme = *protoScheme;
vel = calloc(1, sizeof(DeviceVelocityRec));
- if (!vel)
- return FALSE;
+ schemeData = calloc(1, sizeof(PredictableAccelSchemeRec));
+ if (!vel || !schemeData)
+ return FALSE;
InitVelocityData(vel);
- scheme.accelData = vel;
+ schemeData->vel = vel;
+ scheme.accelData = schemeData;
+ if (!InitializePredictableAccelerationProperties(dev, vel, schemeData))
+ return FALSE;
+ /* all fine, assign scheme to device */
dev->valuator->accelScheme = scheme;
- InitializePredictableAccelerationProperties(dev);
return TRUE;
}
@@ -155,14 +163,21 @@ InitPredictableAccelerationScheme(DeviceIntPtr dev, void
AccelerationDefaultCleanup(DeviceIntPtr dev)
{
- /*sanity check*/
- if( dev->valuator->accelScheme.AccelSchemeProc == acceleratePointerPredictable
- && dev->valuator->accelScheme.accelData != NULL){
+ DeviceVelocityPtr vel = GetDevicePredictableAccelData(dev);
+ if (vel) {
+ /* the proper guarantee would be that we're not inside of
+ * AccelSchemeProc(), but that seems impossible. Schemes don't get
+ * switched often anyway.
+ */
+ OsBlockSignals();
dev->valuator->accelScheme.AccelSchemeProc = NULL;
- FreeVelocityData(dev->valuator->accelScheme.accelData);
+ FreeVelocityData(vel);
+ free(vel);
+ DeletePredictableAccelerationProperties(dev,
+ (PredictableAccelSchemePtr) dev->valuator->accelScheme.accelData);
free(dev->valuator->accelScheme.accelData);
dev->valuator->accelScheme.accelData = NULL;
- DeletePredictableAccelerationProperties(dev);
+ OsReleaseSignals();
}
}
@@ -354,26 +369,34 @@ AccelInitScaleProperty(DeviceIntPtr dev, DeviceVelocityPtr vel) return XIRegisterPropertyHandler(dev, AccelSetScaleProperty, NULL, NULL);
}
-BOOL
-InitializePredictableAccelerationProperties(DeviceIntPtr dev)
+static BOOL
+InitializePredictableAccelerationProperties(
+ DeviceIntPtr dev,
+ DeviceVelocityPtr vel,
+ PredictableAccelSchemePtr schemeData)
{
- DeviceVelocityPtr vel = GetDevicePredictableAccelData(dev);
-
+ int num_handlers = 4;
if(!vel)
- return FALSE;
+ return FALSE;
- vel->prop_handlers[0] = AccelInitProfileProperty(dev, vel);
- vel->prop_handlers[1] = AccelInitDecelProperty(dev, vel);
- vel->prop_handlers[2] = AccelInitAdaptDecelProperty(dev, vel);
- vel->prop_handlers[3] = AccelInitScaleProperty(dev, vel);
+ schemeData->prop_handlers = calloc(num_handlers, sizeof(long));
+ if (!schemeData->prop_handlers)
+ return FALSE;
+ schemeData->num_prop_handlers = num_handlers;
+ schemeData->prop_handlers[0] = AccelInitProfileProperty(dev, vel);
+ schemeData->prop_handlers[1] = AccelInitDecelProperty(dev, vel);
+ schemeData->prop_handlers[2] = AccelInitAdaptDecelProperty(dev, vel);
+ schemeData->prop_handlers[3] = AccelInitScaleProperty(dev, vel);
return TRUE;
}
BOOL
-DeletePredictableAccelerationProperties(DeviceIntPtr dev)
+DeletePredictableAccelerationProperties(
+ DeviceIntPtr dev,
+ PredictableAccelSchemePtr scheme)
{
- DeviceVelocityPtr vel;
+ DeviceVelocityPtr vel;
Atom prop;
int i;
@@ -387,10 +410,15 @@ DeletePredictableAccelerationProperties(DeviceIntPtr dev) XIDeleteDeviceProperty(dev, prop, FALSE);
vel = GetDevicePredictableAccelData(dev);
- for (i = 0; vel && i < NPROPS_PREDICTABLE_ACCEL; i++)
- if (vel->prop_handlers[i])
- XIUnregisterPropertyHandler(dev, vel->prop_handlers[i]);
+ if (vel) {
+ for (i = 0; i < scheme->num_prop_handlers; i++)
+ if (scheme->prop_handlers[i])
+ XIUnregisterPropertyHandler(dev, scheme->prop_handlers[i]);
+ }
+ free(scheme->prop_handlers);
+ scheme->prop_handlers = NULL;
+ scheme->num_prop_handlers = 0;
return TRUE;
}
@@ -406,8 +434,7 @@ InitTrackers(DeviceVelocityPtr vel, int ntracker) return;
}
free(vel->tracker);
- vel->tracker = (MotionTrackerPtr)malloc(ntracker * sizeof(MotionTracker));
- memset(vel->tracker, 0, ntracker * sizeof(MotionTracker));
+ vel->tracker = (MotionTrackerPtr)calloc(ntracker, sizeof(MotionTracker));
vel->num_tracker = ntracker;
}
@@ -1035,7 +1062,8 @@ GetDevicePredictableAccelData( acceleratePointerPredictable &&
dev->valuator->accelScheme.accelData != NULL){
- return (DeviceVelocityPtr)dev->valuator->accelScheme.accelData;
+ return ((PredictableAccelSchemePtr)
+ dev->valuator->accelScheme.accelData)->vel;
}
return NULL;
}
@@ -1052,32 +1080,28 @@ GetDevicePredictableAccelData( void
acceleratePointerPredictable(
DeviceIntPtr dev,
- int first_valuator,
- int num_valuators,
- int *valuators,
- int evtime)
+ ValuatorMask* val,
+ CARD32 evtime)
{
float fdx, fdy, tmp, mult; /* no need to init */
- int dx = 0, dy = 0;
- int *px = NULL, *py = NULL;
+ int dx = 0, dy = 0, tmpi;
DeviceVelocityPtr velocitydata = GetDevicePredictableAccelData(dev);
Bool soften = TRUE;
- if (!num_valuators || !valuators || !velocitydata)
+ if (!velocitydata)
return;
if (velocitydata->statistics.profile_number == AccelProfileNone &&
- velocitydata->const_acceleration == 1.0f) {
- return; /*we're inactive anyway, so skip the whole thing.*/
+ velocitydata->const_acceleration == 1.0f) {
+ return; /*we're inactive anyway, so skip the whole thing.*/
}
- if (first_valuator == 0) {
- dx = valuators[0];
- px = &valuators[0];
+ if (valuator_mask_isset(val, 0)) {
+ dx = valuator_mask_get(val, 0);
}
- if (first_valuator <= 1 && num_valuators >= (2 - first_valuator)) {
- dy = valuators[1 - first_valuator];
- py = &valuators[1 - first_valuator];
+
+ if (valuator_mask_isset(val, 1)) {
+ dy = valuator_mask_get(val, 1);
}
if (dx || dy){
@@ -1089,15 +1113,15 @@ acceleratePointerPredictable( if (dev->ptrfeed && dev->ptrfeed->ctrl.num) {
/* invoke acceleration profile to determine acceleration */
mult = ComputeAcceleration (dev, velocitydata,
- dev->ptrfeed->ctrl.threshold,
- (float)dev->ptrfeed->ctrl.num /
- (float)dev->ptrfeed->ctrl.den);
+ dev->ptrfeed->ctrl.threshold,
+ (float)dev->ptrfeed->ctrl.num /
+ (float)dev->ptrfeed->ctrl.den);
if(mult != 1.0f || velocitydata->const_acceleration != 1.0f) {
- ApplySofteningAndConstantDeceleration( velocitydata,
- dx, dy,
- &fdx, &fdy,
- (mult > 1.0f) && soften);
+ ApplySofteningAndConstantDeceleration(velocitydata,
+ dx, dy,
+ &fdx, &fdy,
+ (mult > 1.0f) && soften);
if (dx) {
tmp = mult * fdx + dev->last.remainder[0];
@@ -1106,13 +1130,15 @@ acceleratePointerPredictable( * process each axis conditionally, there's no danger
* of a toggling remainder. Its lack of guarantees likely
* makes it faster on the average target. */
- *px = lrintf(tmp);
- dev->last.remainder[0] = tmp - (float)*px;
+ tmpi = lrintf(tmp);
+ valuator_mask_set(val, 0, tmpi);
+ dev->last.remainder[0] = tmp - (float)tmpi;
}
if (dy) {
tmp = mult * fdy + dev->last.remainder[1];
- *py = lrintf(tmp);
- dev->last.remainder[1] = tmp - (float)*py;
+ tmpi = lrintf(tmp);
+ valuator_mask_set(val, 1, tmpi);
+ dev->last.remainder[1] = tmp - (float)tmpi;
}
DebugAccelF("pos (%i | %i) remainders x: %.3f y: %.3f delta x:%.3f y:%.3f\n",
*px, *py, dev->last.remainder[0], dev->last.remainder[1], fdx, fdy);
@@ -1133,25 +1159,18 @@ acceleratePointerPredictable( void
acceleratePointerLightweight(
DeviceIntPtr dev,
- int first_valuator,
- int num_valuators,
- int *valuators,
- int ignored)
+ ValuatorMask* val,
+ CARD32 ignored)
{
- float mult = 0.0;
- int dx = 0, dy = 0;
- int *px = NULL, *py = NULL;
+ float mult = 0.0, tmpf;
+ int dx = 0, dy = 0, tmpi;
- if (!num_valuators || !valuators)
- return;
-
- if (first_valuator == 0) {
- dx = valuators[0];
- px = &valuators[0];
+ if (valuator_mask_isset(val, 0)) {
+ dx = valuator_mask_get(val, 0);
}
- if (first_valuator <= 1 && num_valuators >= (2 - first_valuator)) {
- dy = valuators[1 - first_valuator];
- py = &valuators[1 - first_valuator];
+
+ if (valuator_mask_isset(val, 1)) {
+ dy = valuator_mask_get(val, 1);
}
if (!dx && !dy)
@@ -1161,45 +1180,45 @@ acceleratePointerLightweight( /* modeled from xf86Events.c */
if (dev->ptrfeed->ctrl.threshold) {
if ((abs(dx) + abs(dy)) >= dev->ptrfeed->ctrl.threshold) {
- dev->last.remainder[0] = ((float)dx *
- (float)(dev->ptrfeed->ctrl.num)) /
- (float)(dev->ptrfeed->ctrl.den) +
- dev->last.remainder[0];
- if (px) {
- *px = (int)dev->last.remainder[0];
- dev->last.remainder[0] = dev->last.remainder[0] -
- (float)(*px);
+ tmpf = ((float)dx *
+ (float)(dev->ptrfeed->ctrl.num)) /
+ (float)(dev->ptrfeed->ctrl.den) +
+ dev->last.remainder[0];
+ if (dx) {
+ tmpi = (int) tmpf;
+ valuator_mask_set(val, 0, tmpi);
+ dev->last.remainder[0] = tmpf - (float)tmpi;
}
- dev->last.remainder[1] = ((float)dy *
- (float)(dev->ptrfeed->ctrl.num)) /
- (float)(dev->ptrfeed->ctrl.den) +
- dev->last.remainder[1];
- if (py) {
- *py = (int)dev->last.remainder[1];
- dev->last.remainder[1] = dev->last.remainder[1] -
- (float)(*py);
+ tmpf = ((float)dy *
+ (float)(dev->ptrfeed->ctrl.num)) /
+ (float)(dev->ptrfeed->ctrl.den) +
+ dev->last.remainder[1];
+ if (dy) {
+ tmpi = (int) tmpf;
+ valuator_mask_set(val, 1, tmpi);
+ dev->last.remainder[1] = tmpf - (float)tmpi;
}
}
}
else {
- mult = pow((float)dx * (float)dx + (float)dy * (float)dy,
+ mult = pow((float)dx * (float)dx + (float)dy * (float)dy,
((float)(dev->ptrfeed->ctrl.num) /
(float)(dev->ptrfeed->ctrl.den) - 1.0) /
2.0) / 2.0;
if (dx) {
- dev->last.remainder[0] = mult * (float)dx +
- dev->last.remainder[0];
- *px = (int)dev->last.remainder[0];
- dev->last.remainder[0] = dev->last.remainder[0] -
- (float)(*px);
+ tmpf = mult * (float)dx +
+ dev->last.remainder[0];
+ tmpi = (int) tmpf;
+ valuator_mask_set(val, 0, tmpi);
+ dev->last.remainder[0] = tmpf - (float)tmpi;
}
if (dy) {
- dev->last.remainder[1] = mult * (float)dy +
- dev->last.remainder[1];
- *py = (int)dev->last.remainder[1];
- dev->last.remainder[1] = dev->last.remainder[1] -
- (float)(*py);
+ tmpf = mult * (float)dy +
+ dev->last.remainder[1];
+ tmpi = (int)tmpf;
+ valuator_mask_set(val, 1, tmpi);
+ dev->last.remainder[1] = tmpf - (float)tmpi;
}
}
}
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