void
RRConstrainCursorHarder(DeviceIntPtr pDev, ScreenPtr pScreen, int mode, int *x, int *y)
{
rrScrPriv (pScreen);
int i;
/* intentional dead space -> let it float */
if (pScrPriv->discontiguous)
return;
/* if we're moving inside a crtc, we're fine */
for (i = 0; i < pScrPriv->numCrtcs; i++) {
RRCrtcPtr crtc = pScrPriv->crtcs[i];
int left, right, top, bottom;
if (!crtc->mode)
continue;
crtc_bounds(crtc, &left, &right, &top, &bottom);
if ((*x >= left) && (*x <= right) && (*y >= top) && (*y <= bottom))
return;
}
/* if we're trying to escape, clamp to the CRTC we're coming from */
for (i = 0; i < pScrPriv->numCrtcs; i++) {
RRCrtcPtr crtc = pScrPriv->crtcs[i];
int nx, ny;
int left, right, top, bottom;
if (!crtc->mode)
continue;
crtc_bounds(crtc, &left, &right, &top, &bottom);
miPointerGetPosition(pDev, &nx, &ny);
if ((nx >= left) && (nx <= right) && (ny >= top) && (ny <= bottom)) {
if ((*x <= left) || (*x >= right)) {
int dx = *x - nx;
if (dx > 0)
*x = right;
else if (dx < 0)
*x = left;
}
if ((*y <= top) || (*y >= bottom)) {
int dy = *y - ny;
if (dy > 0)
*y = bottom;
else if (dy < 0)
*y = top;
}
return;
}
}
}
/*
* ProcessInputEvents --
* Retrieve all waiting input events and pass them to DIX in their
* correct chronological order. Only reads from the system pointer
* and keyboard.
*/
void
ProcessInputEvents (void)
{
int x, y;
mieqProcessInputEvents();
/* FIXME: This is a problem if we have multiple pointers */
miPointerGetPosition(inputInfo.pointer, &x, &y);
xf86SetViewport(xf86Info.currentScreen, x, y);
}
static Bool
xf86RandRSetConfig (ScreenPtr pScreen,
Rotation rotation,
int rate,
RRScreenSizePtr pSize)
{
ScrnInfoPtr scrp = XF86SCRNINFO(pScreen);
XF86RandRInfoPtr randrp = XF86RANDRINFO(pScreen);
DisplayModePtr mode;
int pos[MAXDEVICES][2];
Bool useVirtual = FALSE;
Rotation oldRotation = randrp->rotation;
DeviceIntPtr dev;
Bool view_adjusted = FALSE;
for (dev = inputInfo.devices; dev; dev = dev->next)
{
if (!IsMaster(dev) && !IsFloating(dev))
continue;
miPointerGetPosition(dev, &pos[dev->id][0], &pos[dev->id][1]);
}
for (mode = scrp->modes; ; mode = mode->next)
{
if (mode->HDisplay == pSize->width &&
mode->VDisplay == pSize->height &&
(rate == 0 || xf86RandRModeRefresh (mode) == rate))
break;
if (mode->next == scrp->modes)
{
if (pSize->width == randrp->virtualX &&
pSize->height == randrp->virtualY)
{
mode = scrp->modes;
useVirtual = TRUE;
break;
}
return FALSE;
}
}
if (randrp->rotation != rotation) {
/* Have the driver do its thing. */
if (scrp->DriverFunc) {
xorgRRRotation RRRotation;
RRRotation.RRConfig.rotation = rotation;
RRRotation.RRConfig.rate = rate;
RRRotation.RRConfig.width = pSize->width;
RRRotation.RRConfig.height = pSize->height;
/*
* Currently we need to rely on HW support for rotation.
*/
if (!(*scrp->DriverFunc)(scrp, RR_SET_CONFIG, &RRRotation))
return FALSE;
} else
return FALSE;
randrp->rotation = rotation;
}
if (!xf86RandRSetMode (pScreen, mode, useVirtual, pSize->mmWidth, pSize->mmHeight)) {
if(randrp->rotation != oldRotation) {
/* Have the driver undo its thing. */
if (scrp->DriverFunc) {
xorgRRRotation RRRotation;
RRRotation.RRConfig.rotation = oldRotation;
RRRotation.RRConfig.rate = xf86RandRModeRefresh (scrp->currentMode);
RRRotation.RRConfig.width = scrp->virtualX;
RRRotation.RRConfig.height = scrp->virtualY;
(*scrp->DriverFunc)(scrp, RR_SET_CONFIG, &RRRotation);
}
randrp->rotation = oldRotation;
}
return FALSE;
}
/*
* Move the cursor back where it belongs; SwitchMode repositions it
* FIXME: duplicated code, see modes/xf86RandR12.c
*/
for (dev = inputInfo.devices; dev; dev = dev->next)
{
if (!IsMaster(dev) && !IsFloating(dev))
continue;
if (pScreen == miPointerGetScreen(dev)) {
int px = pos[dev->id][0];
int py = pos[dev->id][1];
px = (px >= pScreen->width ? (pScreen->width - 1) : px);
py = (py >= pScreen->height ? (pScreen->height - 1) : py);
/* Setting the viewpoint makes only sense on one device */
if (!view_adjusted && IsMaster(dev)) {
xf86SetViewport(pScreen, px, py);
view_adjusted = TRUE;
}
(*pScreen->SetCursorPosition) (dev, pScreen, px, py, FALSE);
}
}
return TRUE;
}
Bool
xf86RandR12SetConfig (ScreenPtr pScreen,
Rotation rotation,
int rate,
RRScreenSizePtr pSize)
{
ScrnInfoPtr scrp = XF86SCRNINFO(pScreen);
XF86RandRInfoPtr randrp = XF86RANDRINFO(pScreen);
DisplayModePtr mode;
int px, py;
Bool useVirtual = FALSE;
int maxX = 0, maxY = 0;
Rotation oldRotation = randrp->rotation;
randrp->rotation = rotation;
if (randrp->virtualX == -1 || randrp->virtualY == -1)
{
randrp->virtualX = scrp->virtualX;
randrp->virtualY = scrp->virtualY;
}
miPointerGetPosition (inputInfo.pointer, &px, &py);
for (mode = scrp->modes; ; mode = mode->next)
{
if (randrp->maxX == 0 || randrp->maxY == 0)
{
if (maxX < mode->HDisplay)
maxX = mode->HDisplay;
if (maxY < mode->VDisplay)
maxY = mode->VDisplay;
}
if (mode->HDisplay == pSize->width &&
mode->VDisplay == pSize->height &&
(rate == 0 || xf86RandR12ModeRefresh (mode) == rate))
break;
if (mode->next == scrp->modes)
{
if (pSize->width == randrp->virtualX &&
pSize->height == randrp->virtualY)
{
mode = scrp->modes;
useVirtual = TRUE;
break;
}
if (randrp->maxX == 0 || randrp->maxY == 0)
{
randrp->maxX = maxX;
randrp->maxY = maxY;
}
return FALSE;
}
}
if (randrp->maxX == 0 || randrp->maxY == 0)
{
randrp->maxX = maxX;
randrp->maxY = maxY;
}
if (!xf86RandR12SetMode (pScreen, mode, useVirtual, pSize->mmWidth,
pSize->mmHeight)) {
randrp->rotation = oldRotation;
return FALSE;
}
/*
* Move the cursor back where it belongs; SwitchMode repositions it
*/
if (pScreen == miPointerGetScreen(inputInfo.pointer))
{
px = (px >= pScreen->width ? (pScreen->width - 1) : px);
py = (py >= pScreen->height ? (pScreen->height - 1) : py);
xf86SetViewport(pScreen, px, py);
(*pScreen->SetCursorPosition) (inputInfo.pointer, pScreen, px, py, FALSE);
}
return TRUE;
}
Bool
xf86SwitchMode(ScreenPtr pScreen, DisplayModePtr mode)
{
ScrnInfoPtr pScr = XF86SCRNINFO(pScreen);
ScreenPtr pCursorScreen;
Bool Switched;
int px, py, was_blocked;
DeviceIntPtr dev, it;
if (!pScr->vtSema || !mode || !pScr->SwitchMode)
return FALSE;
#ifdef XFreeXDGA
if (DGAActive(pScr->scrnIndex))
return FALSE;
#endif
if (mode == pScr->currentMode)
return TRUE;
if (mode->HDisplay > pScr->virtualX || mode->VDisplay > pScr->virtualY)
return FALSE;
/* Let's take an educated guess for which pointer to take here. And about as
educated as it gets is to take the first pointer we find.
*/
for (dev = inputInfo.devices; dev; dev = dev->next)
{
if (IsPointerDevice(dev) && dev->spriteInfo->spriteOwner)
break;
}
pCursorScreen = miPointerGetScreen(dev);
if (pScreen == pCursorScreen)
miPointerGetPosition(dev, &px, &py);
was_blocked = xf86BlockSIGIO();
Switched = (*pScr->SwitchMode)(pScr->scrnIndex, mode, 0);
if (Switched) {
pScr->currentMode = mode;
/*
* Adjust frame for new display size.
* Frame is centered around cursor position if cursor is on same screen.
*/
if (pScreen == pCursorScreen)
pScr->frameX0 = px - (mode->HDisplay / 2) + 1;
else
pScr->frameX0 = (pScr->frameX0 + pScr->frameX1 + 1 - mode->HDisplay) / 2;
if (pScr->frameX0 < 0)
pScr->frameX0 = 0;
pScr->frameX1 = pScr->frameX0 + mode->HDisplay - 1;
if (pScr->frameX1 >= pScr->virtualX) {
pScr->frameX0 = pScr->virtualX - mode->HDisplay;
pScr->frameX1 = pScr->virtualX - 1;
}
if (pScreen == pCursorScreen)
pScr->frameY0 = py - (mode->VDisplay / 2) + 1;
else
pScr->frameY0 = (pScr->frameY0 + pScr->frameY1 + 1 - mode->VDisplay) / 2;
if (pScr->frameY0 < 0)
pScr->frameY0 = 0;
pScr->frameY1 = pScr->frameY0 + mode->VDisplay - 1;
if (pScr->frameY1 >= pScr->virtualY) {
pScr->frameY0 = pScr->virtualY - mode->VDisplay;
pScr->frameY1 = pScr->virtualY - 1;
}
}
xf86UnblockSIGIO(was_blocked);
if (pScr->AdjustFrame)
(*pScr->AdjustFrame)(pScr->scrnIndex, pScr->frameX0, pScr->frameY0, 0);
/* The original code centered the frame around the cursor if possible.
* Since this is hard to achieve with multiple cursors, we do the following:
* - center around the first pointer
* - move all other pointers to the nearest edge on the screen (or leave
* them unmodified if they are within the boundaries).
*/
if (pScreen == pCursorScreen)
{
xf86WarpCursor(dev, pScreen, px, py);
}
for (it = inputInfo.devices; it; it = it->next)
{
if (it == dev)
continue;
if (IsPointerDevice(it) && it->spriteInfo->spriteOwner)
{
pCursorScreen = miPointerGetScreen(it);
if (pScreen == pCursorScreen)
{
miPointerGetPosition(it, &px, &py);
if (px < pScr->frameX0)
px = pScr->frameX0;
else if (px > pScr->frameX1)
px = pScr->frameX1;
if(py < pScr->frameY0)
py = pScr->frameY0;
else if(py > pScr->frameY1)
py = pScr->frameY1;
xf86WarpCursor(it, pScreen, px, py);
}
}
}
return Switched;
}
