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;
}
}
}
static void
chipsRandRInit (ScreenPtr pScreen)
{
rrScrPriv(pScreen);
pScrPriv->rrSetConfig = chipsRandRSetConfig;
}
/*
* Poll the driver for changed information
*/
Bool
RRGetInfo (ScreenPtr pScreen)
{
rrScrPriv (pScreen);
Rotation rotations;
int i;
for (i = 0; i < pScrPriv->numOutputs; i++)
pScrPriv->outputs[i]->changed = FALSE;
for (i = 0; i < pScrPriv->numCrtcs; i++)
pScrPriv->crtcs[i]->changed = FALSE;
rotations = 0;
pScrPriv->changed = FALSE;
pScrPriv->configChanged = FALSE;
if (!(*pScrPriv->rrGetInfo) (pScreen, &rotations))
return FALSE;
#if RANDR_10_INTERFACE
if (pScrPriv->nSizes)
RRScanOldConfig (pScreen, rotations);
#endif
RRTellChanged (pScreen);
return TRUE;
}
static void
RRClientCallback (CallbackListPtr *list,
pointer closure,
pointer data)
{
NewClientInfoRec *clientinfo = (NewClientInfoRec *) data;
ClientPtr pClient = clientinfo->client;
rrClientPriv(pClient);
RRTimesPtr pTimes = (RRTimesPtr) (pRRClient + 1);
int i;
pRRClient->major_version = 0;
pRRClient->minor_version = 0;
for (i = 0; i < screenInfo.numScreens; i++)
{
ScreenPtr pScreen = screenInfo.screens[i];
rrScrPriv(pScreen);
if (pScrPriv)
{
pTimes[i].setTime = pScrPriv->lastSetTime;
pTimes[i].configTime = pScrPriv->lastConfigTime;
}
}
}
void
RRDeliverOutputEvent(ClientPtr client, WindowPtr pWin, RROutputPtr output)
{
ScreenPtr pScreen = pWin->drawable.pScreen;
rrScrPriv(pScreen);
xRROutputChangeNotifyEvent oe;
RRCrtcPtr crtc = output->crtc;
RRModePtr mode = crtc ? crtc->mode : 0;
oe.type = RRNotify + RREventBase;
oe.subCode = RRNotify_OutputChange;
oe.timestamp = pScrPriv->lastSetTime.milliseconds;
oe.configTimestamp = pScrPriv->lastConfigTime.milliseconds;
oe.window = pWin->drawable.id;
oe.output = output->id;
if (crtc) {
oe.crtc = crtc->id;
oe.mode = mode ? mode->mode.id : None;
oe.rotation = crtc->rotation;
}
else {
oe.crtc = None;
oe.mode = None;
oe.rotation = RR_Rotate_0;
}
oe.connection = output->connection;
oe.subpixelOrder = output->subpixelOrder;
WriteEventsToClient(client, 1, (xEvent *) &oe);
}
static void
RRComputeContiguity (ScreenPtr pScreen)
{
rrScrPriv(pScreen);
Bool discontiguous = TRUE;
int i, n = pScrPriv->numCrtcs;
int *reachable = calloc(n, sizeof(int));
if (!reachable)
goto out;
/* Find first enabled CRTC and start search for reachable CRTCs from it */
for (i = 0; i < n; ++i) {
if (pScrPriv->crtcs[i]->mode) {
mark_crtcs(pScrPriv, reachable, i);
break;
}
}
/* Check that all enabled CRTCs were marked as reachable */
for (i = 0; i < n; ++i)
if (pScrPriv->crtcs[i]->mode && !reachable[i])
goto out;
discontiguous = FALSE;
out:
free(reachable);
pScrPriv->discontiguous = discontiguous;
}
/*
* Something changed; send events and adjust pointer position
*/
void
RRTellChanged (ScreenPtr pScreen)
{
rrScrPriv (pScreen);
int i;
if (pScrPriv->changed)
{
UpdateCurrentTime ();
if (pScrPriv->configChanged)
{
pScrPriv->lastConfigTime = currentTime;
pScrPriv->configChanged = FALSE;
}
pScrPriv->changed = FALSE;
WalkTree (pScreen, TellChanged, (pointer) pScreen);
for (i = 0; i < pScrPriv->numOutputs; i++)
pScrPriv->outputs[i]->changed = FALSE;
for (i = 0; i < pScrPriv->numCrtcs; i++)
pScrPriv->crtcs[i]->changed = FALSE;
if (pScrPriv->layoutChanged)
{
pScrPriv->layoutChanged = FALSE;
RRPointerScreenConfigured (pScreen);
RRSendConfigNotify (pScreen);
}
}
}
void
RRDeliverCrtcEvent (ClientPtr client, WindowPtr pWin, RRCrtcPtr crtc)
{
ScreenPtr pScreen = pWin->drawable.pScreen;
rrScrPriv (pScreen);
xRRCrtcChangeNotifyEvent ce;
RRModePtr mode = crtc->mode;
ce.type = RRNotify + RREventBase;
ce.subCode = RRNotify_CrtcChange;
ce.timestamp = pScrPriv->lastSetTime.milliseconds;
ce.window = pWin->drawable.id;
ce.crtc = crtc->id;
ce.rotation = crtc->rotation;
if (mode)
{
ce.mode = mode->mode.id;
ce.x = crtc->x;
ce.y = crtc->y;
ce.width = mode->mode.width;
ce.height = mode->mode.height;
}
else
{
ce.mode = None;
ce.x = 0;
ce.y = 0;
ce.width = 0;
ce.height = 0;
}
WriteEventsToClient (client, 1, (xEvent *) &ce);
}
/*
* Poll the driver for changed information
*/
Bool
RRGetInfo(ScreenPtr pScreen, Bool force_query)
{
rrScrPriv(pScreen);
Rotation rotations;
int i;
/* Return immediately if we don't need to re-query and we already have the
* information.
*/
if (!force_query) {
if (pScrPriv->numCrtcs != 0 || pScrPriv->numOutputs != 0)
return TRUE;
}
for (i = 0; i < pScrPriv->numOutputs; i++)
pScrPriv->outputs[i]->changed = FALSE;
for (i = 0; i < pScrPriv->numCrtcs; i++)
pScrPriv->crtcs[i]->changed = FALSE;
rotations = 0;
pScrPriv->changed = FALSE;
pScrPriv->configChanged = FALSE;
if (!(*pScrPriv->rrGetInfo) (pScreen, &rotations))
return FALSE;
#if RANDR_10_INTERFACE
if (pScrPriv->nSizes)
RRScanOldConfig(pScreen, rotations);
#endif
RRTellChanged(pScreen);
return TRUE;
}
static int
RRCrtcDestroyResource (pointer value, XID pid)
{
RRCrtcPtr crtc = (RRCrtcPtr) value;
ScreenPtr pScreen = crtc->pScreen;
if (pScreen)
{
rrScrPriv(pScreen);
int i;
for (i = 0; i < pScrPriv->numCrtcs; i++)
{
if (pScrPriv->crtcs[i] == crtc)
{
memmove (pScrPriv->crtcs + i, pScrPriv->crtcs + i + 1,
(pScrPriv->numCrtcs - (i + 1)) * sizeof (RRCrtcPtr));
--pScrPriv->numCrtcs;
break;
}
}
}
free(crtc->gammaRed);
if (crtc->mode)
RRModeDestroy (crtc->mode);
free(crtc);
return 1;
}
void
RRPointerMoved(ScreenPtr pScreen, int x, int y)
{
rrScrPriv(pScreen);
RRCrtcPtr pointerCrtc = pScrPriv->pointerCrtc;
int c;
/* Check last known CRTC */
if (pointerCrtc && RRCrtcContainsPosition(pointerCrtc, x, y))
return;
/* Check all CRTCs */
for (c = 0; c < pScrPriv->numCrtcs; c++) {
RRCrtcPtr crtc = pScrPriv->crtcs[c];
if (RRCrtcContainsPosition(crtc, x, y)) {
/* Remember containing CRTC */
pScrPriv->pointerCrtc = crtc;
return;
}
}
/* None contain pointer, find nearest */
ErrorF("RRPointerMoved: Untested, may cause \"bogus pointer event\"\n");
RRPointerToNearestCrtc(inputInfo.pointer, pScreen, x, y, pointerCrtc);
}
RRScreenSizePtr
RRRegisterSize (ScreenPtr pScreen,
short width,
short height,
short mmWidth,
short mmHeight)
{
rrScrPriv (pScreen);
int i;
RRScreenSize tmp;
RRScreenSizePtr pNew;
if (!pScrPriv)
return 0;
tmp.id = 0;
tmp.width = width;
tmp.height= height;
tmp.mmWidth = mmWidth;
tmp.mmHeight = mmHeight;
tmp.pRates = 0;
tmp.nRates = 0;
for (i = 0; i < pScrPriv->nSizes; i++)
if (RRScreenSizeMatches (&tmp, &pScrPriv->pSizes[i]))
return &pScrPriv->pSizes[i];
pNew = xrealloc (pScrPriv->pSizes,
(pScrPriv->nSizes + 1) * sizeof (RRScreenSize));
if (!pNew)
return 0;
pNew[pScrPriv->nSizes++] = tmp;
pScrPriv->pSizes = pNew;
return &pNew[pScrPriv->nSizes-1];
}
void
RRDeliverOutputEvent(ClientPtr client, WindowPtr pWin, RROutputPtr output)
{
ScreenPtr pScreen = pWin->drawable.pScreen;
rrScrPriv(pScreen);
RRCrtcPtr crtc = output->crtc;
RRModePtr mode = crtc ? crtc->mode : NULL;
xRROutputChangeNotifyEvent oe = {
.type = RRNotify + RREventBase,
.subCode = RRNotify_OutputChange,
.timestamp = pScrPriv->lastSetTime.milliseconds,
.configTimestamp = pScrPriv->lastConfigTime.milliseconds,
.window = pWin->drawable.id,
.output = output->id,
.crtc = crtc ? crtc->id : None,
.mode = mode ? mode->mode.id : None,
.rotation = crtc ? crtc->rotation : RR_Rotate_0,
.connection = output->connection,
.subpixelOrder = output->subpixelOrder
};
WriteEventsToClient(client, 1, (xEvent *) &oe);
}
/*
* Destroy a Output at shutdown
*/
void
RROutputDestroy(RROutputPtr output)
{
FreeResource(output->id, 0);
}
void
RRSetCurrentConfig(ScreenPtr pScreen,
Rotation rotation, int rate, RRScreenSizePtr pSize)
{
rrScrPriv(pScreen);
if (!pScrPriv)
return;
pScrPriv->size = pSize - pScrPriv->pSizes;
pScrPriv->rotation = rotation;
pScrPriv->rate = rate;
}
/*
* Notify the output of some change
*/
void
RROutputChanged(RROutputPtr output, Bool configChanged)
{
ScreenPtr pScreen = output->pScreen;
output->changed = TRUE;
if (pScreen) {
rrScrPriv(pScreen);
pScrPriv->changed = TRUE;
if (configChanged)
pScrPriv->configChanged = TRUE;
}
}
/*
* Find the CRTC nearest the specified position, ignoring 'skip'
*/
static void
RRPointerToNearestCrtc(DeviceIntPtr pDev, ScreenPtr pScreen, int x, int y,
RRCrtcPtr skip)
{
rrScrPriv(pScreen);
int c;
RRCrtcPtr nearest = NULL;
int best = 0;
int best_dx = 0, best_dy = 0;
for (c = 0; c < pScrPriv->numCrtcs; c++) {
RRCrtcPtr crtc = pScrPriv->crtcs[c];
RRModePtr mode = crtc->mode;
int dx, dy;
int dist;
int scan_width, scan_height;
if (!mode)
continue;
if (crtc == skip)
continue;
RRCrtcGetScanoutSize(crtc, &scan_width, &scan_height);
if (x < crtc->x)
dx = crtc->x - x;
else if (x > crtc->x + scan_width - 1)
dx = crtc->x + (scan_width - 1) - x;
else
dx = 0;
if (y < crtc->y)
dy = crtc->y - y;
else if (y > crtc->y + scan_height - 1)
dy = crtc->y + (scan_height - 1) - y;
else
dy = 0;
dist = dx * dx + dy * dy;
if (!nearest || dist < best) {
nearest = crtc;
best_dx = dx;
best_dy = dy;
best = dist;
}
}
if (best_dx || best_dy)
(*pScreen->SetCursorPosition) (pDev, pScreen, x + best_dx, y + best_dy,
TRUE);
pScrPriv->pointerCrtc = nearest;
}
static RRModePtr
RROldModeAdd (RROutputPtr output, RRScreenSizePtr size, int refresh)
{
ScreenPtr pScreen = output->pScreen;
rrScrPriv(pScreen);
xRRModeInfo modeInfo;
char name[100];
RRModePtr mode;
int i;
RRModePtr *modes;
memset (&modeInfo, '\0', sizeof (modeInfo));
sprintf (name, "%dx%d", size->width, size->height);
modeInfo.width = size->width;
modeInfo.height = size->height;
modeInfo.hTotal = size->width;
modeInfo.vTotal = size->height;
modeInfo.dotClock = ((CARD32) size->width * (CARD32) size->height *
(CARD32) refresh);
modeInfo.nameLength = strlen (name);
mode = RRModeGet (&modeInfo, name);
if (!mode)
return NULL;
for (i = 0; i < output->numModes; i++)
if (output->modes[i] == mode)
{
RRModeDestroy (mode);
return mode;
}
if (output->numModes)
modes = xrealloc (output->modes,
(output->numModes + 1) * sizeof (RRModePtr));
else
modes = xalloc (sizeof (RRModePtr));
if (!modes)
{
RRModeDestroy (mode);
FreeResource (mode->mode.id, 0);
return NULL;
}
modes[output->numModes++] = mode;
output->modes = modes;
output->changed = TRUE;
pScrPriv->changed = TRUE;
pScrPriv->configChanged = TRUE;
return mode;
}
static Bool
RRCrtcPendingProperties (RRCrtcPtr crtc)
{
ScreenPtr pScreen = crtc->pScreen;
rrScrPriv(pScreen);
int o;
for (o = 0; o < pScrPriv->numOutputs; o++)
{
RROutputPtr output = pScrPriv->outputs[o];
if (output->crtc == crtc && output->pendingProperties)
return TRUE;
}
return FALSE;
}
/*
* Notify the CRTC of some change
*/
void
RRCrtcChanged(RRCrtcPtr crtc, Bool layoutChanged)
{
ScreenPtr pScreen = crtc->pScreen;
crtc->changed = TRUE;
if (pScreen) {
rrScrPriv(pScreen);
pScrPriv->changed = TRUE;
/*
* Send ConfigureNotify on any layout change
*/
if (layoutChanged)
pScrPriv->layoutChanged = TRUE;
}
}
static int
TellChanged (WindowPtr pWin, pointer value)
{
RREventPtr *pHead, pRREvent;
ClientPtr client;
ScreenPtr pScreen = pWin->drawable.pScreen;
rrScrPriv(pScreen);
int i;
dixLookupResourceByType((pointer *)&pHead, pWin->drawable.id,
RREventType, serverClient, DixReadAccess);
if (!pHead)
return WT_WALKCHILDREN;
for (pRREvent = *pHead; pRREvent; pRREvent = pRREvent->next)
{
client = pRREvent->client;
if (client == serverClient || client->clientGone)
continue;
if (pRREvent->mask & RRScreenChangeNotifyMask)
RRDeliverScreenEvent (client, pWin, pScreen);
if (pRREvent->mask & RRCrtcChangeNotifyMask)
{
for (i = 0; i < pScrPriv->numCrtcs; i++)
{
RRCrtcPtr crtc = pScrPriv->crtcs[i];
if (crtc->changed)
RRDeliverCrtcEvent (client, pWin, crtc);
}
}
if (pRREvent->mask & RROutputChangeNotifyMask)
{
for (i = 0; i < pScrPriv->numOutputs; i++)
{
RROutputPtr output = pScrPriv->outputs[i];
if (output->changed)
RRDeliverOutputEvent (client, pWin, output);
}
}
}
return WT_WALKCHILDREN;
}
/*
* Request current gamma back from the DDX (if possible).
* This includes gamma size.
*/
Bool
RRCrtcGammaGet(RRCrtcPtr crtc)
{
Bool ret = TRUE;
#if RANDR_12_INTERFACE
ScreenPtr pScreen = crtc->pScreen;
#endif
#if RANDR_12_INTERFACE
if (pScreen)
{
rrScrPriv(pScreen);
if (pScrPriv->rrCrtcGetGamma)
ret = (*pScrPriv->rrCrtcGetGamma) (pScreen, crtc);
}
#endif
return ret;
}
static Bool
RRCloseScreen (int i, ScreenPtr pScreen)
{
rrScrPriv(pScreen);
int j;
unwrap (pScrPriv, pScreen, CloseScreen);
for (j = pScrPriv->numCrtcs - 1; j >= 0; j--)
RRCrtcDestroy (pScrPriv->crtcs[j]);
for (j = pScrPriv->numOutputs - 1; j >= 0; j--)
RROutputDestroy (pScrPriv->outputs[j]);
xfree (pScrPriv->crtcs);
xfree (pScrPriv->outputs);
xfree (pScrPriv);
RRNScreens -= 1; /* ok, one fewer screen with RandR running */
return (*pScreen->CloseScreen) (i, pScreen);
}
static int
RROutputDestroyResource(void *value, XID pid)
{
RROutputPtr output = (RROutputPtr) value;
ScreenPtr pScreen = output->pScreen;
int m;
if (pScreen) {
rrScrPriv(pScreen);
int i;
if (pScrPriv->primaryOutput == output)
pScrPriv->primaryOutput = NULL;
for (i = 0; i < pScrPriv->numOutputs; i++) {
if (pScrPriv->outputs[i] == output) {
memmove(pScrPriv->outputs + i, pScrPriv->outputs + i + 1,
(pScrPriv->numOutputs - (i + 1)) * sizeof(RROutputPtr));
--pScrPriv->numOutputs;
break;
}
}
RRResourcesChanged(pScreen);
}
if (output->modes) {
for (m = 0; m < output->numModes; m++)
RRModeDestroy(output->modes[m]);
free(output->modes);
}
for (m = 0; m < output->numUserModes; m++)
RRModeDestroy(output->userModes[m]);
free(output->userModes);
free(output->crtcs);
free(output->clones);
RRDeleteAllOutputProperties(output);
free(output);
return 1;
}
Bool
RRCrtcGammaSet(RRCrtcPtr crtc, CARD16 *red, CARD16 *green, CARD16 *blue)
{
Bool ret = TRUE;
#if RANDR_12_INTERFACE
ScreenPtr pScreen = crtc->pScreen;
#endif
memcpy(crtc->gammaRed, red, crtc->gammaSize * sizeof(CARD16));
memcpy(crtc->gammaGreen, green, crtc->gammaSize * sizeof(CARD16));
memcpy(crtc->gammaBlue, blue, crtc->gammaSize * sizeof(CARD16));
#if RANDR_12_INTERFACE
if (pScreen) {
rrScrPriv(pScreen);
if (pScrPriv->rrCrtcSetGamma)
ret = (*pScrPriv->rrCrtcSetGamma) (pScreen, crtc);
}
#endif
return ret;
}
/*
* Register the range of sizes for the screen
*/
void
RRScreenSetSizeRange(ScreenPtr pScreen,
CARD16 minWidth,
CARD16 minHeight, CARD16 maxWidth, CARD16 maxHeight)
{
rrScrPriv(pScreen);
if (!pScrPriv)
return;
if (pScrPriv->minWidth == minWidth && pScrPriv->minHeight == minHeight &&
pScrPriv->maxWidth == maxWidth && pScrPriv->maxHeight == maxHeight) {
return;
}
pScrPriv->minWidth = minWidth;
pScrPriv->minHeight = minHeight;
pScrPriv->maxWidth = maxWidth;
pScrPriv->maxHeight = maxHeight;
pScrPriv->changed = TRUE;
pScrPriv->configChanged = TRUE;
}
/*
* Return the first output which is connected to an active CRTC
* Used in emulating 1.0 behaviour
*/
RROutputPtr
RRFirstOutput (ScreenPtr pScreen)
{
rrScrPriv(pScreen);
RROutputPtr output;
int i, j;
if (pScrPriv->primaryOutput && pScrPriv->primaryOutput->crtc)
return pScrPriv->primaryOutput;
for (i = 0; i < pScrPriv->numCrtcs; i++)
{
RRCrtcPtr crtc = pScrPriv->crtcs[i];
for (j = 0; j < pScrPriv->numOutputs; j++)
{
output = pScrPriv->outputs[j];
if (output->crtc == crtc)
return output;
}
}
return NULL;
}
Bool
RRRegisterRate(ScreenPtr pScreen, RRScreenSizePtr pSize, int rate)
{
rrScrPriv(pScreen);
int i;
RRScreenRatePtr pNew, pRate;
if (!pScrPriv)
return FALSE;
for (i = 0; i < pSize->nRates; i++)
if (pSize->pRates[i].rate == rate)
return TRUE;
pNew = realloc(pSize->pRates, (pSize->nRates + 1) * sizeof(RRScreenRate));
if (!pNew)
return FALSE;
pRate = &pNew[pSize->nRates++];
pRate->rate = rate;
pSize->pRates = pNew;
return TRUE;
}
int
RROutputAddUserMode(RROutputPtr output, RRModePtr mode)
{
int m;
ScreenPtr pScreen = output->pScreen;
rrScrPriv(pScreen);
RRModePtr *newModes;
/* Check to see if this mode is already listed for this output */
for (m = 0; m < output->numModes + output->numUserModes; m++) {
RRModePtr e = (m < output->numModes ?
output->modes[m] :
output->userModes[m - output->numModes]);
if (mode == e)
return Success;
}
/* Check with the DDX to see if this mode is OK */
if (pScrPriv->rrOutputValidateMode)
if (!pScrPriv->rrOutputValidateMode(pScreen, output, mode))
return BadMatch;
if (output->userModes)
newModes = realloc(output->userModes,
(output->numUserModes + 1) * sizeof(RRModePtr));
else
newModes = malloc(sizeof(RRModePtr));
if (!newModes)
return BadAlloc;
output->userModes = newModes;
output->userModes[output->numUserModes++] = mode;
++mode->refcnt;
RROutputChanged(output, TRUE);
RRTellChanged(pScreen);
return Success;
}
/*
* Request that the Crtc be reconfigured
*/
Bool
RRCrtcSet (RRCrtcPtr crtc,
RRModePtr mode,
int x,
int y,
Rotation rotation,
int numOutputs,
RROutputPtr *outputs)
{
ScreenPtr pScreen = crtc->pScreen;
Bool ret = FALSE;
rrScrPriv(pScreen);
/* See if nothing changed */
if (crtc->mode == mode &&
crtc->x == x &&
crtc->y == y &&
crtc->rotation == rotation &&
crtc->numOutputs == numOutputs &&
!memcmp (crtc->outputs, outputs, numOutputs * sizeof (RROutputPtr)) &&
!RRCrtcPendingProperties (crtc) &&
!RRCrtcPendingTransform (crtc))
{
ret = TRUE;
}
else
{
#if RANDR_12_INTERFACE
if (pScrPriv->rrCrtcSet)
{
ret = (*pScrPriv->rrCrtcSet) (pScreen, crtc, mode, x, y,
rotation, numOutputs, outputs);
}
else
#endif
{
#if RANDR_10_INTERFACE
if (pScrPriv->rrSetConfig)
{
RRScreenSize size;
RRScreenRate rate;
if (!mode)
{
RRCrtcNotify (crtc, NULL, x, y, rotation, NULL, 0, NULL);
ret = TRUE;
}
else
{
size.width = mode->mode.width;
size.height = mode->mode.height;
if (outputs[0]->mmWidth && outputs[0]->mmHeight)
{
size.mmWidth = outputs[0]->mmWidth;
size.mmHeight = outputs[0]->mmHeight;
}
else
{
size.mmWidth = pScreen->mmWidth;
size.mmHeight = pScreen->mmHeight;
}
size.nRates = 1;
rate.rate = RRVerticalRefresh (&mode->mode);
size.pRates = &rate;
ret = (*pScrPriv->rrSetConfig) (pScreen, rotation, rate.rate, &size);
/*
* Old 1.0 interface tied screen size to mode size
*/
if (ret)
{
RRCrtcNotify (crtc, mode, x, y, rotation, NULL, 1, outputs);
RRScreenSizeNotify (pScreen);
}
}
}
#endif
}
if (ret)
{
int o;
RRTellChanged (pScreen);
for (o = 0; o < numOutputs; o++)
RRPostPendingProperties (outputs[o]);
}
}
return ret;
}
RRModePtr *
RRModesForScreen (ScreenPtr pScreen, int *num_ret)
{
rrScrPriv(pScreen);
int o, c, m;
RRModePtr *screen_modes;
int num_screen_modes = 0;
screen_modes = xalloc ((num_modes ? num_modes : 1) * sizeof (RRModePtr));
if (!screen_modes)
return NULL;
/*
* Add modes from all outputs
*/
for (o = 0; o < pScrPriv->numOutputs; o++)
{
RROutputPtr output = pScrPriv->outputs[o];
int m, n;
for (m = 0; m < output->numModes + output->numUserModes; m++)
{
RRModePtr mode = (m < output->numModes ?
output->modes[m] :
output->userModes[m-output->numModes]);
for (n = 0; n < num_screen_modes; n++)
if (screen_modes[n] == mode)
break;
if (n == num_screen_modes)
screen_modes[num_screen_modes++] = mode;
}
}
/*
* Add modes from all crtcs. The goal is to
* make sure all available and active modes
* are visible to the client
*/
for (c = 0; c < pScrPriv->numCrtcs; c++)
{
RRCrtcPtr crtc = pScrPriv->crtcs[c];
RRModePtr mode = crtc->mode;
int n;
if (!mode) continue;
for (n = 0; n < num_screen_modes; n++)
if (screen_modes[n] == mode)
break;
if (n == num_screen_modes)
screen_modes[num_screen_modes++] = mode;
}
/*
* Add all user modes for this screen
*/
for (m = 0; m < num_modes; m++)
{
RRModePtr mode = modes[m];
int n;
if (mode->userScreen != pScreen)
continue;
for (n = 0; n < num_screen_modes; n++)
if (screen_modes[n] == mode)
break;
if (n == num_screen_modes)
screen_modes[num_screen_modes++] = mode;
}
*num_ret = num_screen_modes;
return screen_modes;
}