diff options
author | Chase Douglas <chase.douglas@canonical.com> | 2011-01-24 11:49:05 -0500 |
---|---|---|
committer | Peter Hutterer <peter.hutterer@who-t.net> | 2011-01-25 11:34:24 +1000 |
commit | 768c25a99b2f4ec07993eb15a0f05a5e22b5c695 (patch) | |
tree | e150c697f560ca357cd00c2fbddde9ad1a05eada | |
parent | b5c9f41b2b6c680b7c44eadef8da855b1d9adcb7 (diff) |
Add support for masked valuators
With the X server now supporting masked valuators for XI2, enable
support in X evdev.
Signed-off-by: Chase Douglas <chase.douglas@canonical.com>
Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>
-rw-r--r-- | src/emuWheel.c | 5 | ||||
-rw-r--r-- | src/evdev.c | 187 | ||||
-rw-r--r-- | src/evdev.h | 6 |
3 files changed, 111 insertions, 87 deletions
diff --git a/src/emuWheel.c b/src/emuWheel.c index 81ef2a3..715f8d1 100644 --- a/src/emuWheel.c +++ b/src/emuWheel.c @@ -118,8 +118,9 @@ EvdevWheelEmuFilterMotion(InputInfoPtr pInfo, struct input_event *pEv) /* We don't want to intercept real mouse wheel events */ if(pEv->type == EV_ABS) { - oldValue = pEvdev->vals[pEvdev->axis_map[pEv->code]]; - pEvdev->vals[pEvdev->axis_map[pEv->code]] = value; + int axis = pEvdev->axis_map[pEv->code]; + oldValue = valuator_mask_get(pEvdev->vals, axis); + valuator_mask_set(pEvdev->vals, axis, value); value -= oldValue; /* make value into a differential measurement */ } diff --git a/src/evdev.c b/src/evdev.c index 2596f87..c6c61b1 100644 --- a/src/evdev.c +++ b/src/evdev.c @@ -346,41 +346,44 @@ EvdevQueueButtonClicks(InputInfoPtr pInfo, int button, int count) } } -#define ABS_X_VALUE 0x1 -#define ABS_Y_VALUE 0x2 -#define ABS_VALUE 0x4 /** * Take the valuators and process them accordingly. */ static void -EvdevProcessValuators(InputInfoPtr pInfo, int v[MAX_VALUATORS], int *num_v, - int *first_v) +EvdevProcessValuators(InputInfoPtr pInfo) { int tmp; EvdevPtr pEvdev = pInfo->private; - - *num_v = *first_v = 0; + int *delta = pEvdev->delta; /* convert to relative motion for touchpads */ if (pEvdev->abs_queued && (pEvdev->flags & EVDEV_RELATIVE_MODE)) { if (pEvdev->in_proximity) { - if (pEvdev->old_vals[0] != -1) - pEvdev->delta[REL_X] = pEvdev->vals[0] - pEvdev->old_vals[0]; - if (pEvdev->old_vals[1] != -1) - pEvdev->delta[REL_Y] = pEvdev->vals[1] - pEvdev->old_vals[1]; - if (pEvdev->abs_queued & ABS_X_VALUE) - pEvdev->old_vals[0] = pEvdev->vals[0]; - if (pEvdev->abs_queued & ABS_Y_VALUE) - pEvdev->old_vals[1] = pEvdev->vals[1]; + if (valuator_mask_isset(pEvdev->vals, 0)) + { + if (valuator_mask_isset(pEvdev->old_vals, 0)) + delta[REL_X] = valuator_mask_get(pEvdev->vals, 0) - + valuator_mask_get(pEvdev->old_vals, 0); + valuator_mask_set(pEvdev->old_vals, 0, + valuator_mask_get(pEvdev->vals, 0)); + } + if (valuator_mask_isset(pEvdev->vals, 1)) + { + if (valuator_mask_isset(pEvdev->old_vals, 1)) + delta[REL_Y] = valuator_mask_get(pEvdev->vals, 1) - + valuator_mask_get(pEvdev->old_vals, 1); + valuator_mask_set(pEvdev->old_vals, 1, + valuator_mask_get(pEvdev->vals, 1)); + } } else { - pEvdev->old_vals[0] = pEvdev->old_vals[1] = -1; + valuator_mask_zero(pEvdev->old_vals); } + valuator_mask_zero(pEvdev->vals); pEvdev->abs_queued = 0; pEvdev->rel_queued = 1; } if (pEvdev->rel_queued) { - int first = REL_CNT, last = -1; int i; if (pEvdev->swap_axes) { @@ -397,19 +400,7 @@ EvdevProcessValuators(InputInfoPtr pInfo, int v[MAX_VALUATORS], int *num_v, { int map = pEvdev->axis_map[i]; if (pEvdev->delta[i] && map != -1) - { - v[map] = pEvdev->delta[i]; - if (map < first) - first = map; - if (map > last) - last = map; - } - } - - if (last >= 0) - { - *num_v = (last - first + 1); - *first_v = first; + valuator_mask_set(pEvdev->vals, map, pEvdev->delta[i]); } } /* @@ -422,43 +413,46 @@ EvdevProcessValuators(InputInfoPtr pInfo, int v[MAX_VALUATORS], int *num_v, * just works. */ else if (pEvdev->abs_queued && pEvdev->in_proximity) { - memcpy(v, pEvdev->vals, sizeof(int) * pEvdev->num_vals); + int unswapped_x = valuator_mask_get(pEvdev->vals, 0); + int unswapped_y = valuator_mask_get(pEvdev->vals, 1); + int i; - if (pEvdev->swap_axes) { - int tmp = v[0]; - v[0] = xf86ScaleAxis(v[1], - pEvdev->absinfo[ABS_X].maximum, - pEvdev->absinfo[ABS_X].minimum, - pEvdev->absinfo[ABS_Y].maximum, - pEvdev->absinfo[ABS_Y].minimum); - v[1] = xf86ScaleAxis(tmp, - pEvdev->absinfo[ABS_Y].maximum, - pEvdev->absinfo[ABS_Y].minimum, - pEvdev->absinfo[ABS_X].maximum, - pEvdev->absinfo[ABS_X].minimum); - } + for (i = 0; i <= 1; i++) { + int val; + int calib_min; + int calib_max; - if (pEvdev->flags & EVDEV_CALIBRATED) - { - v[0] = xf86ScaleAxis(v[0], - pEvdev->absinfo[ABS_X].maximum, - pEvdev->absinfo[ABS_X].minimum, - pEvdev->calibration.max_x, pEvdev->calibration.min_x); - v[1] = xf86ScaleAxis(v[1], - pEvdev->absinfo[ABS_Y].maximum, - pEvdev->absinfo[ABS_Y].minimum, - pEvdev->calibration.max_y, pEvdev->calibration.min_y); - } + if (!valuator_mask_isset(pEvdev->vals, i)) + continue; - if (pEvdev->invert_x) - v[0] = (pEvdev->absinfo[ABS_X].maximum - v[0] + - pEvdev->absinfo[ABS_X].minimum); - if (pEvdev->invert_y) - v[1] = (pEvdev->absinfo[ABS_Y].maximum - v[1] + - pEvdev->absinfo[ABS_Y].minimum); + val = valuator_mask_get(pEvdev->vals, i); + + if (i == 0) { + calib_min = pEvdev->calibration.min_x; + calib_max = pEvdev->calibration.max_x; + } else { + calib_min = pEvdev->calibration.min_y; + calib_max = pEvdev->calibration.max_y; + } - *num_v = pEvdev->num_vals; - *first_v = 0; + if (pEvdev->swap_axes) + val = xf86ScaleAxis((i == 0 ? unswapped_y : unswapped_x), + pEvdev->absinfo[i].maximum, + pEvdev->absinfo[i].minimum, + pEvdev->absinfo[1 - i].maximum, + pEvdev->absinfo[1 - i].minimum); + + if (pEvdev->flags & EVDEV_CALIBRATED) + val = xf86ScaleAxis(val, pEvdev->absinfo[i].maximum, + pEvdev->absinfo[i].minimum, calib_max, + calib_min); + + if ((i == 0 && pEvdev->invert_x) || (i == 1 && pEvdev->invert_y)) + val = (pEvdev->absinfo[i].maximum - val + + pEvdev->absinfo[i].minimum); + + valuator_mask_set(pEvdev->vals, i, val); + } } } @@ -496,11 +490,15 @@ EvdevProcessProximityState(InputInfoPtr pInfo) int prox_state = 0; int i; + /* Does this device have any proximity axes? */ + if (!pEvdev->prox) + return 0; + /* no proximity change in the queue */ if (!pEvdev->prox_queued) { if (pEvdev->abs_queued && !pEvdev->in_proximity) - pEvdev->abs_prox = pEvdev->abs_queued; + valuator_mask_copy(pEvdev->prox, pEvdev->vals); return 0; } @@ -518,10 +516,11 @@ EvdevProcessProximityState(InputInfoPtr pInfo) { /* We're about to go into/out of proximity but have no abs events * within the EV_SYN. Use the last coordinates we have. */ - if (!pEvdev->abs_queued && pEvdev->abs_prox) + if (!pEvdev->abs_queued && + valuator_mask_num_valuators(pEvdev->prox) > 0) { - pEvdev->abs_queued = pEvdev->abs_prox; - pEvdev->abs_prox = 0; + valuator_mask_copy(pEvdev->vals, pEvdev->prox); + valuator_mask_zero(pEvdev->prox); } } @@ -568,6 +567,7 @@ EvdevProcessRelativeMotionEvent(InputInfoPtr pInfo, struct input_event *ev) { int value; EvdevPtr pEvdev = pInfo->private; + int map; /* Get the signed value, earlier kernels had this as unsigned */ value = ev->value; @@ -600,6 +600,8 @@ EvdevProcessRelativeMotionEvent(InputInfoPtr pInfo, struct input_event *ev) pEvdev->rel_queued = 1; pEvdev->delta[ev->code] += value; + map = pEvdev->axis_map[ev->code]; + valuator_mask_set(pEvdev->vals, map, value); break; } } @@ -612,6 +614,7 @@ EvdevProcessAbsoluteMotionEvent(InputInfoPtr pInfo, struct input_event *ev) { int value; EvdevPtr pEvdev = pInfo->private; + int map; /* Get the signed value, earlier kernels had this as unsigned */ value = ev->value; @@ -626,13 +629,9 @@ EvdevProcessAbsoluteMotionEvent(InputInfoPtr pInfo, struct input_event *ev) if (EvdevWheelEmuFilterMotion(pInfo, ev)) return; - pEvdev->vals[pEvdev->axis_map[ev->code]] = value; - if (ev->code == ABS_X) - pEvdev->abs_queued |= ABS_X_VALUE; - else if (ev->code == ABS_Y) - pEvdev->abs_queued |= ABS_Y_VALUE; - else - pEvdev->abs_queued |= ABS_VALUE; + map = pEvdev->axis_map[ev->code]; + valuator_mask_set(pEvdev->vals, map, value); + pEvdev->abs_queued = 1; } /** @@ -690,7 +689,7 @@ EvdevPostRelativeMotionEvents(InputInfoPtr pInfo, int num_v, int first_v, EvdevPtr pEvdev = pInfo->private; if (pEvdev->rel_queued) { - xf86PostMotionEventP(pInfo->dev, FALSE, first_v, num_v, v + first_v); + xf86PostMotionEventM(pInfo->dev, FALSE, pEvdev->vals); } } @@ -713,7 +712,7 @@ EvdevPostAbsoluteMotionEvents(InputInfoPtr pInfo, int num_v, int first_v, * this scheme still just work. */ if (pEvdev->abs_queued && pEvdev->in_proximity) { - xf86PostMotionEventP(pInfo->dev, TRUE, first_v, num_v, v + first_v); + xf86PostMotionEventM(pInfo->dev, TRUE, pEvdev->vals); } } @@ -782,7 +781,7 @@ EvdevProcessSyncEvent(InputInfoPtr pInfo, struct input_event *ev) EvdevProcessProximityState(pInfo); - EvdevProcessValuators(pInfo, v, &num_v, &first_v); + EvdevProcessValuators(pInfo); EvdevPostProximityEvents(pInfo, TRUE, num_v, first_v, v); EvdevPostRelativeMotionEvents(pInfo, num_v, first_v, v); @@ -792,6 +791,8 @@ EvdevProcessSyncEvent(InputInfoPtr pInfo, struct input_event *ev) memset(pEvdev->delta, 0, sizeof(pEvdev->delta)); memset(pEvdev->queue, 0, sizeof(pEvdev->queue)); + if (pEvdev->vals) + valuator_mask_zero(pEvdev->vals); pEvdev->num_queue = 0; pEvdev->abs_queued = 0; pEvdev->rel_queued = 0; @@ -958,8 +959,15 @@ EvdevAddAbsClass(DeviceIntPtr device) } pEvdev->num_vals = num_axes; - memset(pEvdev->vals, 0, num_axes * sizeof(int)); - memset(pEvdev->old_vals, -1, num_axes * sizeof(int)); + if (num_axes > 0) { + pEvdev->vals = valuator_mask_new(num_axes); + pEvdev->old_vals = valuator_mask_new(num_axes); + if (!pEvdev->vals || !pEvdev->old_vals) { + xf86Msg(X_ERROR, "%s: failed to allocate valuator masks.\n", + device->name); + goto out; + } + } atoms = malloc(pEvdev->num_vals * sizeof(Atom)); for (axis = ABS_X; i < MAX_VALUATORS && axis <= ABS_MAX; axis++) { @@ -998,7 +1006,6 @@ EvdevAddAbsClass(DeviceIntPtr device) pEvdev->absinfo[axis].maximum, resolution, 0, resolution, Absolute); xf86InitValuatorDefaults(device, axnum); - pEvdev->old_vals[axnum] = -1; } free(atoms); @@ -1011,6 +1018,12 @@ EvdevAddAbsClass(DeviceIntPtr device) if (TestBit(proximity_bits[i], pEvdev->key_bitmask)) { InitProximityClassDeviceStruct(device); + pEvdev->prox = valuator_mask_new(num_axes); + if (!pEvdev->prox) { + xf86Msg(X_ERROR, "%s: failed to allocate proximity valuator " + "mask.\n", device->name); + goto out; + } break; } } @@ -1042,6 +1055,9 @@ EvdevAddAbsClass(DeviceIntPtr device) return Success; out: + valuator_mask_free(&pEvdev->vals); + valuator_mask_free(&pEvdev->old_vals); + valuator_mask_free(&pEvdev->prox); return !Success; } @@ -1081,7 +1097,11 @@ EvdevAddRelClass(DeviceIntPtr device) } pEvdev->num_vals = num_axes; - memset(pEvdev->vals, 0, num_axes * sizeof(int)); + if (num_axes > 0) { + pEvdev->vals = valuator_mask_new(num_axes); + if (!pEvdev->vals) + goto out; + } atoms = malloc(pEvdev->num_vals * sizeof(Atom)); for (axis = REL_X; i < MAX_VALUATORS && axis <= REL_MAX; axis++) @@ -1127,6 +1147,7 @@ EvdevAddRelClass(DeviceIntPtr device) return Success; out: + valuator_mask_free(&pEvdev->vals); return !Success; } @@ -1394,6 +1415,9 @@ EvdevProc(DeviceIntPtr device, int what) close(pInfo->fd); pInfo->fd = -1; } + valuator_mask_free(&pEvdev->vals); + valuator_mask_free(&pEvdev->old_vals); + valuator_mask_free(&pEvdev->prox); EvdevRemoveDevice(pInfo); pEvdev->min_maj = 0; break; @@ -1650,7 +1674,6 @@ EvdevProbe(InputInfoPtr pInfo) if (has_lmr || TestBit(BTN_TOOL_FINGER, pEvdev->key_bitmask)) { xf86Msg(X_PROBED, "%s: Found absolute touchpad.\n", pInfo->name); pEvdev->flags |= EVDEV_TOUCHPAD; - memset(pEvdev->old_vals, -1, sizeof(int) * pEvdev->num_vals); } else { xf86Msg(X_PROBED, "%s: Found absolute touchscreen\n", pInfo->name); pEvdev->flags |= EVDEV_TOUCHSCREEN; diff --git a/src/evdev.h b/src/evdev.h index d5b0f07..e68f7f2 100644 --- a/src/evdev.h +++ b/src/evdev.h @@ -109,8 +109,9 @@ typedef struct { int num_vals; /* number of valuators */ int axis_map[max(ABS_CNT, REL_CNT)]; /* Map evdev <axis> to index */ - int vals[MAX_VALUATORS]; - int old_vals[MAX_VALUATORS]; /* Translate absolute inputs to relative */ + ValuatorMask *vals; /* new values coming in */ + ValuatorMask *old_vals; /* old values for calculating relative motion */ + ValuatorMask *prox; /* last values set while not in proximity */ int flags; int in_proximity; /* device in proximity */ @@ -122,7 +123,6 @@ typedef struct { int delta[REL_CNT]; unsigned int abs_queued, rel_queued, prox_queued; - unsigned int abs_prox; /* valuators posted while out of prox? */ /* XKB stuff has to be per-device rather than per-driver */ XkbRMLVOSet rmlvo; |