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-rw-r--r--xorg-server/dix/eventconvert.c1
-rw-r--r--xorg-server/dix/events.c25
-rw-r--r--xorg-server/dix/getevents.c168
-rw-r--r--xorg-server/dix/inpututils.c71
4 files changed, 192 insertions, 73 deletions
diff --git a/xorg-server/dix/eventconvert.c b/xorg-server/dix/eventconvert.c
index f9aafa5d1..189cb85d0 100644
--- a/xorg-server/dix/eventconvert.c
+++ b/xorg-server/dix/eventconvert.c
@@ -667,6 +667,7 @@ eventToRawEvent(RawDeviceEvent *ev, xEvent **xi)
raw->length = bytes_to_int32(len - sizeof(xEvent));
raw->detail = ev->detail.button;
raw->deviceid = ev->deviceid;
+ raw->sourceid = ev->sourceid;
raw->valuators_len = vallen;
raw->flags = ev->flags;
diff --git a/xorg-server/dix/events.c b/xorg-server/dix/events.c
index 4e21c2df2..f87d2bbf9 100644
--- a/xorg-server/dix/events.c
+++ b/xorg-server/dix/events.c
@@ -525,13 +525,6 @@ SyntheticMotion(DeviceIntPtr dev, int x, int y) {
static void PostNewCursor(DeviceIntPtr pDev);
static Bool
-pointOnScreen(ScreenPtr pScreen, int x, int y)
-{
- return x >= pScreen->x && x < pScreen->x + pScreen->width &&
- y >= pScreen->y && y < pScreen->y + pScreen->height;
-}
-
-static Bool
XineramaSetCursorPosition(
DeviceIntPtr pDev,
int x,
@@ -550,13 +543,13 @@ XineramaSetCursorPosition(
x += screenInfo.screens[0]->x;
y += screenInfo.screens[0]->y;
- if(!pointOnScreen(pScreen, x, y))
+ if(!point_on_screen(pScreen, x, y))
{
FOR_NSCREENS(i)
{
if(i == pScreen->myNum)
continue;
- if(pointOnScreen(screenInfo.screens[i], x, y))
+ if(point_on_screen(screenInfo.screens[i], x, y))
{
pScreen = screenInfo.screens[i];
break;
@@ -3360,7 +3353,11 @@ WindowHasNewCursor(WindowPtr pWin)
void
NewCurrentScreen(DeviceIntPtr pDev, ScreenPtr newScreen, int x, int y)
{
- SpritePtr pSprite = pDev->spriteInfo->sprite;
+ DeviceIntPtr ptr;
+ SpritePtr pSprite;
+
+ ptr = IsFloating(pDev) ? pDev : GetXTestDevice(GetMaster(pDev, MASTER_POINTER));
+ pSprite = ptr->spriteInfo->sprite;
pSprite->hotPhys.x = x;
pSprite->hotPhys.y = y;
@@ -3372,15 +3369,15 @@ NewCurrentScreen(DeviceIntPtr pDev, ScreenPtr newScreen, int x, int y)
pSprite->screen = newScreen;
/* Make sure we tell the DDX to update its copy of the screen */
if(pSprite->confineWin)
- XineramaConfineCursorToWindow(pDev,
+ XineramaConfineCursorToWindow(ptr,
pSprite->confineWin, TRUE);
else
- XineramaConfineCursorToWindow(pDev, screenInfo.screens[0]->root, TRUE);
+ XineramaConfineCursorToWindow(ptr, screenInfo.screens[0]->root, TRUE);
/* if the pointer wasn't confined, the DDX won't get
told of the pointer warp so we reposition it here */
if(!syncEvents.playingEvents)
(*pSprite->screen->SetCursorPosition)(
- pDev,
+ ptr,
pSprite->screen,
pSprite->hotPhys.x + screenInfo.screens[0]->x -
pSprite->screen->x,
@@ -3390,7 +3387,7 @@ NewCurrentScreen(DeviceIntPtr pDev, ScreenPtr newScreen, int x, int y)
} else
#endif
if (newScreen != pSprite->hotPhys.pScreen)
- ConfineCursorToWindow(pDev, newScreen->root, TRUE, FALSE);
+ ConfineCursorToWindow(ptr, newScreen->root, TRUE, FALSE);
}
#ifdef PANORAMIX
diff --git a/xorg-server/dix/getevents.c b/xorg-server/dix/getevents.c
index c42971592..874189f57 100644
--- a/xorg-server/dix/getevents.c
+++ b/xorg-server/dix/getevents.c
@@ -693,7 +693,7 @@ UpdateFromMaster(InternalEvent* events, DeviceIntPtr dev, int type, int *num_eve
* @param mask Valuator data for this event.
*/
static void
-moveAbsolute(DeviceIntPtr dev, ValuatorMask *mask)
+clipAbsolute(DeviceIntPtr dev, ValuatorMask *mask)
{
int i;
@@ -713,7 +713,7 @@ moveAbsolute(DeviceIntPtr dev, ValuatorMask *mask)
* Move the device's pointer by the values given in @valuators.
*
* @param dev The device whose pointer is to be moved.
- * @param mask Valuator data for this event.
+ * @param[in,out] mask Valuator data for this event, modified in-place.
*/
static void
moveRelative(DeviceIntPtr dev, ValuatorMask *mask)
@@ -753,6 +753,37 @@ accelPointer(DeviceIntPtr dev, ValuatorMask* valuators, CARD32 ms)
}
/**
+ * Scale from absolute screen coordinates to absolute coordinates in the
+ * device's coordinate range.
+ *
+ * @param dev The device to scale for.
+ * @param[in, out] mask The mask in sceen coordinates, modified in place to
+ * contain device coordinate range.
+ */
+static void
+scale_from_screen(DeviceIntPtr dev, ValuatorMask *mask)
+{
+ double scaled;
+ ScreenPtr scr = miPointerGetScreen(dev);
+
+ if (valuator_mask_isset(mask, 0))
+ {
+ scaled = rescaleValuatorAxis(valuator_mask_get_double(mask, 0),
+ NULL, dev->valuator->axes + 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);
+ valuator_mask_set_double(mask, 1, scaled);
+ }
+}
+
+
+/**
* If we have HW cursors, this actually moves the visible sprite. If not, we
* just do all the screen crossing, etc.
*
@@ -760,25 +791,26 @@ accelPointer(DeviceIntPtr dev, ValuatorMask* valuators, CARD32 ms)
* miPointerSetPosition() and then scale back into device coordinates (if
* needed). miPSP will change x/y if the screen was crossed.
*
- * The coordinates provided are always absolute. The parameter mode whether
- * it was relative or absolute movement that landed us at those coordinates.
+ * The coordinates provided are always absolute. The parameter mode
+ * specifies whether it was relative or absolute movement that landed us at
+ * those coordinates.
*
* @param dev The device to be moved.
* @param mode Movement mode (Absolute or Relative)
- * @param scr Screen the device's sprite is currently on.
* @param mask Mask of axis values for this event
* @param screenx Screen x coordinate the sprite is on after the update.
* @param screeny Screen y coordinate the sprite is on after the update.
*/
-static void
-positionSprite(DeviceIntPtr dev, int mode, ScreenPtr scr, ValuatorMask *mask,
+static ScreenPtr
+positionSprite(DeviceIntPtr dev, int mode, ValuatorMask *mask,
double *screenx, double *screeny)
{
- int isx, isy; /* screen {x, y}, in int */
double x, y;
+ double tmpx, tmpy;
+ ScreenPtr scr = miPointerGetScreen(dev);
if (!dev->valuator || dev->valuator->numAxes < 2)
- return;
+ return scr;
if (valuator_mask_isset(mask, 0))
x = valuator_mask_get_double(mask, 0);
@@ -795,38 +827,30 @@ positionSprite(DeviceIntPtr dev, int mode, ScreenPtr scr, ValuatorMask *mask,
*screeny = rescaleValuatorAxis(y, dev->valuator->axes + 1, NULL,
scr->height);
+ tmpx = *screenx;
+ tmpy = *screeny;
/* miPointerSetPosition takes care of crossing screens for us, as well as
- * clipping to the current screen. In the event we actually change screen,
- * we just drop the float component on the floor, then convert from
- * screenx back into device co-ordinates. */
- isx = trunc(*screenx);
- isy = trunc(*screeny);
- miPointerSetPosition(dev, mode, &isx, &isy);
- scr = miPointerGetScreen(dev);
- if (isx != trunc(*screenx))
- {
- *screenx -= trunc(*screenx) - isx;
+ * clipping to the current screen. */
+ scr = miPointerSetPosition(dev, mode, screenx, screeny);
+
+ /* If we were constrained, rescale x/y from the screen coordinates so
+ * the device valuators reflect the correct position. For screen
+ * crossing this doesn't matter much, the coords would be 0 or max.
+ */
+ if (tmpx != *screenx)
x = rescaleValuatorAxis(*screenx, NULL, dev->valuator->axes + 0,
scr->width);
- }
- if (isy != trunc(*screeny))
- {
- *screeny -= trunc(*screeny) - isy;
+ if (tmpy != *screeny)
y = rescaleValuatorAxis(*screeny, NULL, dev->valuator->axes + 1,
scr->height);
- }
- /* Update the MD's co-ordinates, which are always in screen space. */
- if (!IsMaster(dev) || !IsFloating(dev)) {
- DeviceIntPtr master = GetMaster(dev, MASTER_POINTER);
- master->last.valuators[0] = *screenx;
- master->last.valuators[1] = *screeny;
- }
if (valuator_mask_isset(mask, 0))
valuator_mask_set_double(mask, 0, x);
if (valuator_mask_isset(mask, 1))
valuator_mask_set_double(mask, 1, y);
+
+ return scr;
}
/**
@@ -859,6 +883,15 @@ queueEventList(DeviceIntPtr device, InternalEvent *events, int nevents)
mieqEnqueue(device, &events[i]);
}
+static void
+event_set_root_coordinates(DeviceEvent* event, double x, double y)
+{
+ event->root_x = trunc(x);
+ event->root_y = trunc(y);
+ event->root_x_frac = x - trunc(x);
+ event->root_y_frac = y - trunc(y);
+}
+
/**
* Generate internal events representing this keyboard event and enqueue
* them on the event queue.
@@ -910,6 +943,11 @@ GetKeyboardEvents(InternalEvent *events, DeviceIntPtr pDev, int type,
(key_code < 8 || key_code > 255))
return 0;
+ if (mask_in && valuator_mask_size(mask_in) > 1) {
+ ErrorF("[dix] the server does not handle valuator masks with "
+ "keyboard events. This is a bug. You may fix it.\n");
+ }
+
num_events = 1;
events = UpdateFromMaster(events, pDev, DEVCHANGE_KEYBOARD_EVENT, &num_events);
@@ -956,6 +994,13 @@ GetKeyboardEvents(InternalEvent *events, DeviceIntPtr pDev, int type,
set_valuators(pDev, event, &mask);
+ if (!IsFloating(pDev)) {
+ DeviceIntPtr master = GetMaster(pDev, MASTER_POINTER);
+ event_set_root_coordinates(event,
+ master->last.valuators[0],
+ master->last.valuators[1]);
+ }
+
return num_events;
}
@@ -999,6 +1044,14 @@ transform(struct pixman_f_transform *m, double *x, double *y)
*y = p.v[1];
}
+/**
+ * Apply the device's transformation matrix to the valuator mask and replace
+ * the scaled values in mask. This transformation only applies to valuators
+ * 0 and 1, others will be untouched.
+ *
+ * @param dev The device the valuators came from
+ * @param[in,out] mask The valuator mask.
+ */
static void
transformAbsolute(DeviceIntPtr dev, ValuatorMask *mask)
{
@@ -1063,12 +1116,16 @@ fill_pointer_events(InternalEvent *events, DeviceIntPtr pDev, int type,
DeviceEvent *event;
RawDeviceEvent *raw;
double screenx = 0.0, screeny = 0.0;
- ScreenPtr scr = miPointerGetScreen(pDev);
ValuatorMask mask;
switch (type)
{
case MotionNotify:
+ if (!pDev->valuator)
+ {
+ ErrorF("[dix] motion events from device %d without valuators\n", pDev->id);
+ return 0;
+ }
if (!mask_in || valuator_mask_num_valuators(mask_in) <= 0)
return 0;
break;
@@ -1076,6 +1133,11 @@ fill_pointer_events(InternalEvent *events, DeviceIntPtr pDev, int type,
case ButtonRelease:
if (!pDev->button || !buttons)
return 0;
+ if (mask_in && valuator_mask_size(mask_in) > 0 && !pDev->valuator)
+ {
+ ErrorF("[dix] button event with valuator from device %d without valuators\n", pDev->id);
+ return 0;
+ }
break;
default:
return 0;
@@ -1096,27 +1158,10 @@ fill_pointer_events(InternalEvent *events, DeviceIntPtr pDev, int type,
if (flags & POINTER_ABSOLUTE)
{
if (flags & POINTER_SCREEN) /* valuators are in screen coords */
- {
- double scaled;
-
- if (valuator_mask_isset(&mask, 0))
- {
- scaled = rescaleValuatorAxis(valuator_mask_get_double(&mask, 0),
- NULL, pDev->valuator->axes + 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, pDev->valuator->axes + 1,
- scr->height);
- valuator_mask_set_double(&mask, 1, scaled);
- }
- }
+ scale_from_screen(pDev, &mask);
transformAbsolute(pDev, &mask);
- moveAbsolute(pDev, &mask);
+ clipAbsolute(pDev, &mask);
} else {
if (flags & POINTER_ACCELERATE)
accelPointer(pDev, &mask, ms);
@@ -1126,7 +1171,7 @@ fill_pointer_events(InternalEvent *events, DeviceIntPtr pDev, int type,
if ((flags & POINTER_NORAW) == 0)
set_raw_valuators(raw, &mask, raw->valuators.data);
- positionSprite(pDev, (flags & POINTER_ABSOLUTE) ? Absolute : Relative, scr,
+ positionSprite(pDev, (flags & POINTER_ABSOLUTE) ? Absolute : Relative,
&mask, &screenx, &screeny);
updateHistory(pDev, &mask, ms);
@@ -1138,6 +1183,13 @@ fill_pointer_events(InternalEvent *events, DeviceIntPtr pDev, int type,
pDev->last.valuators[i] = valuator_mask_get_double(&mask, i);
}
+ /* Update the MD's co-ordinates, which are always in screen space. */
+ if (!IsMaster(pDev) || !IsFloating(pDev)) {
+ DeviceIntPtr master = GetMaster(pDev, MASTER_POINTER);
+ master->last.valuators[0] = screenx;
+ master->last.valuators[1] = screeny;
+ }
+
event = &events->device_event;
init_device_event(event, pDev, ms);
@@ -1158,10 +1210,7 @@ fill_pointer_events(InternalEvent *events, DeviceIntPtr pDev, int type,
}
/* root_x and root_y must be in screen co-ordinates */
- event->root_x = trunc(screenx);
- event->root_y = trunc(screeny);
- event->root_x_frac = screenx - trunc(screenx);
- event->root_y_frac = screeny - trunc(screeny);
+ event_set_root_coordinates(event, screenx, screeny);
if (flags & POINTER_EMULATED) {
raw->flags = XIPointerEmulated;
@@ -1312,21 +1361,22 @@ GetPointerEvents(InternalEvent *events, DeviceIntPtr pDev, int type,
double val, adj;
int axis;
+ /* Up is negative on valuators, down positive */
switch (buttons) {
case 4:
- adj = 1.0;
+ adj = -1.0;
axis = v_scroll_axis;
break;
case 5:
- adj = -1.0;
+ adj = 1.0;
axis = v_scroll_axis;
break;
case 6:
- adj = 1.0;
+ adj = -1.0;
axis = h_scroll_axis;
break;
case 7:
- adj = -1.0;
+ adj = 1.0;
axis = h_scroll_axis;
break;
default:
diff --git a/xorg-server/dix/inpututils.c b/xorg-server/dix/inpututils.c
index 0a3d3d8b4..5c76361b3 100644
--- a/xorg-server/dix/inpututils.c
+++ b/xorg-server/dix/inpututils.c
@@ -37,6 +37,7 @@
#include "xkbstr.h"
#include "inpututils.h"
#include "eventstr.h"
+#include "scrnintstr.h"
/* Check if a button map change is okay with the device.
* Returns -1 for BadValue, as it collides with MappingBusy. */
@@ -619,6 +620,13 @@ void init_device_event(DeviceEvent *event, DeviceIntPtr dev, Time ms)
event->sourceid = dev->id;
}
+Bool
+point_on_screen(ScreenPtr pScreen, int x, int y)
+{
+ return x >= pScreen->x && x < pScreen->x + pScreen->width &&
+ y >= pScreen->y && y < pScreen->y + pScreen->height;
+}
+
/**
* Delete the element with the key from the list, freeing all memory
* associated with the element..
@@ -759,3 +767,66 @@ input_option_set_value(InputOption *opt, const char *value)
if (value)
opt->value = strdup(value);
}
+
+
+/* FP1616/FP3232 conversion functions.
+ * Fixed point types are encoded as signed integral and unsigned frac. So any
+ * negative number -n.m is encoded as floor(n) + (1 - 0.m).
+ */
+double
+fp1616_to_double(FP1616 in)
+{
+ double ret;
+
+ ret = (double)(in >> 16);
+ ret += (double)(in & 0xffff) * (1.0 / (1UL << 16)); /* Optimized: ldexp((double)(in & 0xffff), -16); */
+ return ret;
+}
+
+double
+fp3232_to_double(FP3232 in)
+{
+ double ret;
+ ret = (double)in.integral;
+ ret += (double)in.frac * (1.0 / (1ULL << 32)); /* Optimized: ldexp((double)in.frac, -32); */
+ return ret;
+}
+
+
+FP1616
+double_to_fp1616(double in)
+{
+ FP1616 ret;
+ int32_t integral;
+ double tmp;
+ uint32_t frac_d;
+
+ tmp = floor(in);
+ integral = (int32_t)tmp;
+
+ tmp = (in - integral) * (1UL << 16); /* Optimized: ldexp(in - integral, 16) */
+ frac_d = (uint16_t)tmp;
+
+ ret = integral << 16;
+ ret |= frac_d & 0xffff;
+ return ret;
+}
+
+FP3232
+double_to_fp3232(double in)
+{
+ FP3232 ret;
+ int32_t integral;
+ double tmp;
+ uint32_t frac_d;
+
+ tmp = floor(in);
+ integral = (int32_t)tmp;
+
+ tmp = (in - integral) * (1ULL << 32); /* Optimized: ldexp(in - integral, 32) */
+ frac_d = (uint32_t)tmp;
+
+ ret.integral = integral;
+ ret.frac = frac_d;
+ return ret;
+}
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