diff options
Diffstat (limited to 'xorg-server/randr')
-rw-r--r-- | xorg-server/randr/Makefile.am | 58 | ||||
-rw-r--r-- | xorg-server/randr/makefile | 26 | ||||
-rw-r--r-- | xorg-server/randr/rrcrtc.c | 2 | ||||
-rw-r--r-- | xorg-server/randr/rrdispatch.c | 512 | ||||
-rw-r--r-- | xorg-server/randr/rrinfo.c | 682 | ||||
-rw-r--r-- | xorg-server/randr/rrscreen.c | 2026 | ||||
-rw-r--r-- | xorg-server/randr/rrsdispatch.c | 1006 | ||||
-rw-r--r-- | xorg-server/randr/rrtransform.c | 566 | ||||
-rw-r--r-- | xorg-server/randr/rrtransform.h | 150 |
9 files changed, 2527 insertions, 2501 deletions
diff --git a/xorg-server/randr/Makefile.am b/xorg-server/randr/Makefile.am index de338b972..4842df89c 100644 --- a/xorg-server/randr/Makefile.am +++ b/xorg-server/randr/Makefile.am @@ -1,29 +1,29 @@ -noinst_LTLIBRARIES = librandr.la - -AM_CFLAGS = $(DIX_CFLAGS) - -XINERAMA_SRCS = rrxinerama.c - -if XORG -sdk_HEADERS = randrstr.h rrtransform.h -endif - -librandr_la_SOURCES = \ - randr.c \ - randrstr.h \ - rrcrtc.c \ - rrdispatch.c \ - rrinfo.c \ - rrmode.c \ - rroutput.c \ - rrpointer.c \ - rrproperty.c \ - rrscreen.c \ - rrsdispatch.c \ - rrtransform.h \ - rrtransform.c - -if XINERAMA -librandr_la_SOURCES += ${XINERAMA_SRCS} -endif - +noinst_LTLIBRARIES = librandr.la
+
+AM_CFLAGS = $(DIX_CFLAGS)
+
+XINERAMA_SRCS = rrxinerama.c
+
+if XORG
+sdk_HEADERS = randrstr.h rrtransform.h
+endif
+
+librandr_la_SOURCES = \
+ randr.c \
+ randrstr.h \
+ rrcrtc.c \
+ rrdispatch.c \
+ rrinfo.c \
+ rrmode.c \
+ rroutput.c \
+ rrpointer.c \
+ rrproperty.c \
+ rrscreen.c \
+ rrsdispatch.c \
+ rrtransform.h \
+ rrtransform.c
+
+if XINERAMA
+librandr_la_SOURCES += ${XINERAMA_SRCS}
+endif
+
diff --git a/xorg-server/randr/makefile b/xorg-server/randr/makefile new file mode 100644 index 000000000..8dac78b7f --- /dev/null +++ b/xorg-server/randr/makefile @@ -0,0 +1,26 @@ +LIBRARY=librandr
+XINERAMA=1
+
+XINERAMA_SRCS = rrxinerama.c
+
+librandr_la_SOURCES = \
+ randr.c \
+ randrstr.h \
+ rrcrtc.c \
+ rrdispatch.c \
+ rrinfo.c \
+ rrmode.c \
+ rroutput.c \
+ rrpointer.c \
+ rrproperty.c \
+ rrscreen.c \
+ rrsdispatch.c \
+ rrtransform.h \
+ rrtransform.c
+
+if XINERAMA
+librandr_la_SOURCES += ${XINERAMA_SRCS}
+endif
+
+CSRCS = $(filter %.c,$(librandr_la_SOURCES))
+
diff --git a/xorg-server/randr/rrcrtc.c b/xorg-server/randr/rrcrtc.c index a846ad3d1..23719f816 100644 --- a/xorg-server/randr/rrcrtc.c +++ b/xorg-server/randr/rrcrtc.c @@ -632,7 +632,7 @@ RRModeGetScanoutSize (RRModePtr mode, PictTransformPtr transform, void
RRCrtcGetScanoutSize(RRCrtcPtr crtc, int *width, int *height)
{
- return RRModeGetScanoutSize (crtc->mode, &crtc->transform, width, height);
+ RRModeGetScanoutSize (crtc->mode, &crtc->transform, width, height);
}
/*
diff --git a/xorg-server/randr/rrdispatch.c b/xorg-server/randr/rrdispatch.c index 213550475..272bbc4df 100644 --- a/xorg-server/randr/rrdispatch.c +++ b/xorg-server/randr/rrdispatch.c @@ -1,256 +1,256 @@ -/* - * Copyright © 2006 Keith Packard - * - * Permission to use, copy, modify, distribute, and sell this software and its - * documentation for any purpose is hereby granted without fee, provided that - * the above copyright notice appear in all copies and that both that copyright - * notice and this permission notice appear in supporting documentation, and - * that the name of the copyright holders not be used in advertising or - * publicity pertaining to distribution of the software without specific, - * written prior permission. The copyright holders make no representations - * about the suitability of this software for any purpose. It is provided "as - * is" without express or implied warranty. - * - * THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, - * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO - * EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY SPECIAL, INDIRECT OR - * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, - * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER - * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE - * OF THIS SOFTWARE. - */ - -#include "randrstr.h" -#include "protocol-versions.h" - -Bool -RRClientKnowsRates (ClientPtr pClient) -{ - rrClientPriv(pClient); - - return (pRRClient->major_version > 1 || - (pRRClient->major_version == 1 && pRRClient->minor_version >= 1)); -} - -static int -ProcRRQueryVersion (ClientPtr client) -{ - xRRQueryVersionReply rep = {0}; - register int n; - REQUEST(xRRQueryVersionReq); - rrClientPriv(client); - - REQUEST_SIZE_MATCH(xRRQueryVersionReq); - pRRClient->major_version = stuff->majorVersion; - pRRClient->minor_version = stuff->minorVersion; - rep.type = X_Reply; - rep.length = 0; - rep.sequenceNumber = client->sequence; - - if ((stuff->majorVersion * 1000 + stuff->minorVersion) < - (SERVER_RANDR_MAJOR_VERSION * 1000 + SERVER_RANDR_MINOR_VERSION)) - { - rep.majorVersion = stuff->majorVersion; - rep.minorVersion = stuff->minorVersion; - } else - { - rep.majorVersion = SERVER_RANDR_MAJOR_VERSION; - rep.minorVersion = SERVER_RANDR_MINOR_VERSION; - } - - if (client->swapped) { - swaps(&rep.sequenceNumber, n); - swapl(&rep.length, n); - swapl(&rep.majorVersion, n); - swapl(&rep.minorVersion, n); - } - WriteToClient(client, sizeof(xRRQueryVersionReply), (char *)&rep); - return Success; -} - -static int -ProcRRSelectInput (ClientPtr client) -{ - REQUEST(xRRSelectInputReq); - rrClientPriv(client); - RRTimesPtr pTimes; - WindowPtr pWin; - RREventPtr pRREvent, *pHead; - XID clientResource; - int rc; - - REQUEST_SIZE_MATCH(xRRSelectInputReq); - rc = dixLookupWindow(&pWin, stuff->window, client, DixReceiveAccess); - if (rc != Success) - return rc; - rc = dixLookupResourceByType((pointer *)&pHead, pWin->drawable.id, - RREventType, client, DixWriteAccess); - if (rc != Success && rc != BadValue) - return rc; - - if (stuff->enable & (RRScreenChangeNotifyMask| - RRCrtcChangeNotifyMask| - RROutputChangeNotifyMask| - RROutputPropertyNotifyMask)) - { - ScreenPtr pScreen = pWin->drawable.pScreen; - rrScrPriv (pScreen); - - pRREvent = NULL; - if (pHead) - { - /* check for existing entry. */ - for (pRREvent = *pHead; pRREvent; pRREvent = pRREvent->next) - if (pRREvent->client == client) - break; - } - - if (!pRREvent) - { - /* build the entry */ - pRREvent = (RREventPtr) malloc(sizeof (RREventRec)); - if (!pRREvent) - return BadAlloc; - pRREvent->next = 0; - pRREvent->client = client; - pRREvent->window = pWin; - pRREvent->mask = stuff->enable; - /* - * add a resource that will be deleted when - * the client goes away - */ - clientResource = FakeClientID (client->index); - pRREvent->clientResource = clientResource; - if (!AddResource (clientResource, RRClientType, (pointer)pRREvent)) - return BadAlloc; - /* - * create a resource to contain a pointer to the list - * of clients selecting input. This must be indirect as - * the list may be arbitrarily rearranged which cannot be - * done through the resource database. - */ - if (!pHead) - { - pHead = (RREventPtr *) malloc(sizeof (RREventPtr)); - if (!pHead || - !AddResource (pWin->drawable.id, RREventType, (pointer)pHead)) - { - FreeResource (clientResource, RT_NONE); - return BadAlloc; - } - *pHead = 0; - } - pRREvent->next = *pHead; - *pHead = pRREvent; - } - /* - * Now see if the client needs an event - */ - if (pScrPriv) - { - pTimes = &((RRTimesPtr) (pRRClient + 1))[pScreen->myNum]; - if (CompareTimeStamps (pTimes->setTime, - pScrPriv->lastSetTime) != 0 || - CompareTimeStamps (pTimes->configTime, - pScrPriv->lastConfigTime) != 0) - { - if (pRREvent->mask & RRScreenChangeNotifyMask) - { - RRDeliverScreenEvent (client, pWin, pScreen); - } - - if (pRREvent->mask & RRCrtcChangeNotifyMask) - { - int i; - - for (i = 0; i < pScrPriv->numCrtcs; i++) - { - RRDeliverCrtcEvent (client, pWin, pScrPriv->crtcs[i]); - } - } - - if (pRREvent->mask & RROutputChangeNotifyMask) - { - int i; - - for (i = 0; i < pScrPriv->numOutputs; i++) - { - RRDeliverOutputEvent (client, pWin, pScrPriv->outputs[i]); - } - } - - /* We don't check for RROutputPropertyNotifyMask, as randrproto.txt doesn't - * say if there ought to be notifications of changes to output properties - * if those changes occurred before the time RRSelectInput is called. - */ - } - } - } - else if (stuff->enable == 0) - { - /* delete the interest */ - if (pHead) { - RREventPtr pNewRREvent = 0; - for (pRREvent = *pHead; pRREvent; pRREvent = pRREvent->next) { - if (pRREvent->client == client) - break; - pNewRREvent = pRREvent; - } - if (pRREvent) { - FreeResource (pRREvent->clientResource, RRClientType); - if (pNewRREvent) - pNewRREvent->next = pRREvent->next; - else - *pHead = pRREvent->next; - free(pRREvent); - } - } - } - else - { - client->errorValue = stuff->enable; - return BadValue; - } - return Success; -} - -int (*ProcRandrVector[RRNumberRequests])(ClientPtr) = { - ProcRRQueryVersion, /* 0 */ -/* we skip 1 to make old clients fail pretty immediately */ - NULL, /* 1 ProcRandrOldGetScreenInfo */ -/* V1.0 apps share the same set screen config request id */ - ProcRRSetScreenConfig, /* 2 */ - NULL, /* 3 ProcRandrOldScreenChangeSelectInput */ -/* 3 used to be ScreenChangeSelectInput; deprecated */ - ProcRRSelectInput, /* 4 */ - ProcRRGetScreenInfo, /* 5 */ -/* V1.2 additions */ - ProcRRGetScreenSizeRange, /* 6 */ - ProcRRSetScreenSize, /* 7 */ - ProcRRGetScreenResources, /* 8 */ - ProcRRGetOutputInfo, /* 9 */ - ProcRRListOutputProperties, /* 10 */ - ProcRRQueryOutputProperty, /* 11 */ - ProcRRConfigureOutputProperty, /* 12 */ - ProcRRChangeOutputProperty, /* 13 */ - ProcRRDeleteOutputProperty, /* 14 */ - ProcRRGetOutputProperty, /* 15 */ - ProcRRCreateMode, /* 16 */ - ProcRRDestroyMode, /* 17 */ - ProcRRAddOutputMode, /* 18 */ - ProcRRDeleteOutputMode, /* 19 */ - ProcRRGetCrtcInfo, /* 20 */ - ProcRRSetCrtcConfig, /* 21 */ - ProcRRGetCrtcGammaSize, /* 22 */ - ProcRRGetCrtcGamma, /* 23 */ - ProcRRSetCrtcGamma, /* 24 */ -/* V1.3 additions */ - ProcRRGetScreenResourcesCurrent, /* 25 */ - ProcRRSetCrtcTransform, /* 26 */ - ProcRRGetCrtcTransform, /* 27 */ - ProcRRGetPanning, /* 28 */ - ProcRRSetPanning, /* 29 */ - ProcRRSetOutputPrimary, /* 30 */ - ProcRRGetOutputPrimary, /* 31 */ -}; - +/*
+ * Copyright © 2006 Keith Packard
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and its
+ * documentation for any purpose is hereby granted without fee, provided that
+ * the above copyright notice appear in all copies and that both that copyright
+ * notice and this permission notice appear in supporting documentation, and
+ * that the name of the copyright holders not be used in advertising or
+ * publicity pertaining to distribution of the software without specific,
+ * written prior permission. The copyright holders make no representations
+ * about the suitability of this software for any purpose. It is provided "as
+ * is" without express or implied warranty.
+ *
+ * THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+ * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
+ * EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY SPECIAL, INDIRECT OR
+ * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
+ * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
+ * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
+ * OF THIS SOFTWARE.
+ */
+
+#include "randrstr.h"
+#include "protocol-versions.h"
+
+Bool
+RRClientKnowsRates (ClientPtr pClient)
+{
+ rrClientPriv(pClient);
+
+ return (pRRClient->major_version > 1 ||
+ (pRRClient->major_version == 1 && pRRClient->minor_version >= 1));
+}
+
+static int
+ProcRRQueryVersion (ClientPtr client)
+{
+ xRRQueryVersionReply rep = {0};
+ register int n;
+ REQUEST(xRRQueryVersionReq);
+ rrClientPriv(client);
+
+ REQUEST_SIZE_MATCH(xRRQueryVersionReq);
+ pRRClient->major_version = stuff->majorVersion;
+ pRRClient->minor_version = stuff->minorVersion;
+ rep.type = X_Reply;
+ rep.length = 0;
+ rep.sequenceNumber = client->sequence;
+
+ if ((stuff->majorVersion * 1000 + stuff->minorVersion) <
+ (SERVER_RANDR_MAJOR_VERSION * 1000 + SERVER_RANDR_MINOR_VERSION))
+ {
+ rep.majorVersion = stuff->majorVersion;
+ rep.minorVersion = stuff->minorVersion;
+ } else
+ {
+ rep.majorVersion = SERVER_RANDR_MAJOR_VERSION;
+ rep.minorVersion = SERVER_RANDR_MINOR_VERSION;
+ }
+
+ if (client->swapped) {
+ swaps(&rep.sequenceNumber, n);
+ swapl(&rep.length, n);
+ swapl(&rep.majorVersion, n);
+ swapl(&rep.minorVersion, n);
+ }
+ WriteToClient(client, sizeof(xRRQueryVersionReply), (char *)&rep);
+ return Success;
+}
+
+static int
+ProcRRSelectInput (ClientPtr client)
+{
+ REQUEST(xRRSelectInputReq);
+ rrClientPriv(client);
+ RRTimesPtr pTimes;
+ WindowPtr pWin;
+ RREventPtr pRREvent, *pHead;
+ XID clientResource;
+ int rc;
+
+ REQUEST_SIZE_MATCH(xRRSelectInputReq);
+ rc = dixLookupWindow(&pWin, stuff->window, client, DixReceiveAccess);
+ if (rc != Success)
+ return rc;
+ rc = dixLookupResourceByType((pointer *)&pHead, pWin->drawable.id,
+ RREventType, client, DixWriteAccess);
+ if (rc != Success && rc != BadValue)
+ return rc;
+
+ if (stuff->enable & (RRScreenChangeNotifyMask|
+ RRCrtcChangeNotifyMask|
+ RROutputChangeNotifyMask|
+ RROutputPropertyNotifyMask))
+ {
+ ScreenPtr pScreen = pWin->drawable.pScreen;
+ rrScrPriv (pScreen);
+
+ pRREvent = NULL;
+ if (pHead)
+ {
+ /* check for existing entry. */
+ for (pRREvent = *pHead; pRREvent; pRREvent = pRREvent->next)
+ if (pRREvent->client == client)
+ break;
+ }
+
+ if (!pRREvent)
+ {
+ /* build the entry */
+ pRREvent = (RREventPtr) malloc(sizeof (RREventRec));
+ if (!pRREvent)
+ return BadAlloc;
+ pRREvent->next = 0;
+ pRREvent->client = client;
+ pRREvent->window = pWin;
+ pRREvent->mask = stuff->enable;
+ /*
+ * add a resource that will be deleted when
+ * the client goes away
+ */
+ clientResource = FakeClientID (client->index);
+ pRREvent->clientResource = clientResource;
+ if (!AddResource (clientResource, RRClientType, (pointer)pRREvent))
+ return BadAlloc;
+ /*
+ * create a resource to contain a pointer to the list
+ * of clients selecting input. This must be indirect as
+ * the list may be arbitrarily rearranged which cannot be
+ * done through the resource database.
+ */
+ if (!pHead)
+ {
+ pHead = (RREventPtr *) malloc(sizeof (RREventPtr));
+ if (!pHead ||
+ !AddResource (pWin->drawable.id, RREventType, (pointer)pHead))
+ {
+ FreeResource (clientResource, RT_NONE);
+ return BadAlloc;
+ }
+ *pHead = 0;
+ }
+ pRREvent->next = *pHead;
+ *pHead = pRREvent;
+ }
+ /*
+ * Now see if the client needs an event
+ */
+ if (pScrPriv)
+ {
+ pTimes = &((RRTimesPtr) (pRRClient + 1))[pScreen->myNum];
+ if (CompareTimeStamps (pTimes->setTime,
+ pScrPriv->lastSetTime) != 0 ||
+ CompareTimeStamps (pTimes->configTime,
+ pScrPriv->lastConfigTime) != 0)
+ {
+ if (pRREvent->mask & RRScreenChangeNotifyMask)
+ {
+ RRDeliverScreenEvent (client, pWin, pScreen);
+ }
+
+ if (pRREvent->mask & RRCrtcChangeNotifyMask)
+ {
+ int i;
+
+ for (i = 0; i < pScrPriv->numCrtcs; i++)
+ {
+ RRDeliverCrtcEvent (client, pWin, pScrPriv->crtcs[i]);
+ }
+ }
+
+ if (pRREvent->mask & RROutputChangeNotifyMask)
+ {
+ int i;
+
+ for (i = 0; i < pScrPriv->numOutputs; i++)
+ {
+ RRDeliverOutputEvent (client, pWin, pScrPriv->outputs[i]);
+ }
+ }
+
+ /* We don't check for RROutputPropertyNotifyMask, as randrproto.txt doesn't
+ * say if there ought to be notifications of changes to output properties
+ * if those changes occurred before the time RRSelectInput is called.
+ */
+ }
+ }
+ }
+ else if (stuff->enable == 0)
+ {
+ /* delete the interest */
+ if (pHead) {
+ RREventPtr pNewRREvent = 0;
+ for (pRREvent = *pHead; pRREvent; pRREvent = pRREvent->next) {
+ if (pRREvent->client == client)
+ break;
+ pNewRREvent = pRREvent;
+ }
+ if (pRREvent) {
+ FreeResource (pRREvent->clientResource, RRClientType);
+ if (pNewRREvent)
+ pNewRREvent->next = pRREvent->next;
+ else
+ *pHead = pRREvent->next;
+ free(pRREvent);
+ }
+ }
+ }
+ else
+ {
+ client->errorValue = stuff->enable;
+ return BadValue;
+ }
+ return Success;
+}
+
+int (*ProcRandrVector[RRNumberRequests])(ClientPtr) = {
+ ProcRRQueryVersion, /* 0 */
+/* we skip 1 to make old clients fail pretty immediately */
+ NULL, /* 1 ProcRandrOldGetScreenInfo */
+/* V1.0 apps share the same set screen config request id */
+ ProcRRSetScreenConfig, /* 2 */
+ NULL, /* 3 ProcRandrOldScreenChangeSelectInput */
+/* 3 used to be ScreenChangeSelectInput; deprecated */
+ ProcRRSelectInput, /* 4 */
+ ProcRRGetScreenInfo, /* 5 */
+/* V1.2 additions */
+ ProcRRGetScreenSizeRange, /* 6 */
+ ProcRRSetScreenSize, /* 7 */
+ ProcRRGetScreenResources, /* 8 */
+ ProcRRGetOutputInfo, /* 9 */
+ ProcRRListOutputProperties, /* 10 */
+ ProcRRQueryOutputProperty, /* 11 */
+ ProcRRConfigureOutputProperty, /* 12 */
+ ProcRRChangeOutputProperty, /* 13 */
+ ProcRRDeleteOutputProperty, /* 14 */
+ ProcRRGetOutputProperty, /* 15 */
+ ProcRRCreateMode, /* 16 */
+ ProcRRDestroyMode, /* 17 */
+ ProcRRAddOutputMode, /* 18 */
+ ProcRRDeleteOutputMode, /* 19 */
+ ProcRRGetCrtcInfo, /* 20 */
+ ProcRRSetCrtcConfig, /* 21 */
+ ProcRRGetCrtcGammaSize, /* 22 */
+ ProcRRGetCrtcGamma, /* 23 */
+ ProcRRSetCrtcGamma, /* 24 */
+/* V1.3 additions */
+ ProcRRGetScreenResourcesCurrent, /* 25 */
+ ProcRRSetCrtcTransform, /* 26 */
+ ProcRRGetCrtcTransform, /* 27 */
+ ProcRRGetPanning, /* 28 */
+ ProcRRSetPanning, /* 29 */
+ ProcRRSetOutputPrimary, /* 30 */
+ ProcRRGetOutputPrimary, /* 31 */
+};
+
diff --git a/xorg-server/randr/rrinfo.c b/xorg-server/randr/rrinfo.c index fdf372607..04c1a6c98 100644 --- a/xorg-server/randr/rrinfo.c +++ b/xorg-server/randr/rrinfo.c @@ -1,341 +1,341 @@ -/* - * Copyright © 2006 Keith Packard - * - * Permission to use, copy, modify, distribute, and sell this software and its - * documentation for any purpose is hereby granted without fee, provided that - * the above copyright notice appear in all copies and that both that copyright - * notice and this permission notice appear in supporting documentation, and - * that the name of the copyright holders not be used in advertising or - * publicity pertaining to distribution of the software without specific, - * written prior permission. The copyright holders make no representations - * about the suitability of this software for any purpose. It is provided "as - * is" without express or implied warranty. - * - * THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, - * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO - * EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY SPECIAL, INDIRECT OR - * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, - * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER - * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE - * OF THIS SOFTWARE. - */ - -#include "randrstr.h" - -#ifdef RANDR_10_INTERFACE -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 = realloc(output->modes, - (output->numModes + 1) * sizeof (RRModePtr)); - else - modes = malloc(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 void -RRScanOldConfig (ScreenPtr pScreen, Rotation rotations) -{ - rrScrPriv(pScreen); - RROutputPtr output; - RRCrtcPtr crtc; - RRModePtr mode, newMode = NULL; - int i; - CARD16 minWidth = MAXSHORT, minHeight = MAXSHORT; - CARD16 maxWidth = 0, maxHeight = 0; - - /* - * First time through, create a crtc and output and hook - * them together - */ - if (pScrPriv->numOutputs == 0 && - pScrPriv->numCrtcs == 0) - { - crtc = RRCrtcCreate (pScreen, NULL); - if (!crtc) - return; - output = RROutputCreate (pScreen, "default", 7, NULL); - if (!output) - return; - RROutputSetCrtcs (output, &crtc, 1); - RROutputSetConnection (output, RR_Connected); - RROutputSetSubpixelOrder (output, PictureGetSubpixelOrder (pScreen)); - } - - output = pScrPriv->outputs[0]; - if (!output) - return; - crtc = pScrPriv->crtcs[0]; - if (!crtc) - return; - - /* check rotations */ - if (rotations != crtc->rotations) - { - crtc->rotations = rotations; - crtc->changed = TRUE; - pScrPriv->changed = TRUE; - } - - /* regenerate mode list */ - for (i = 0; i < pScrPriv->nSizes; i++) - { - RRScreenSizePtr size = &pScrPriv->pSizes[i]; - int r; - - if (size->nRates) - { - for (r = 0; r < size->nRates; r++) - { - mode = RROldModeAdd (output, size, size->pRates[r].rate); - if (i == pScrPriv->size && - size->pRates[r].rate == pScrPriv->rate) - { - newMode = mode; - } - } - free(size->pRates); - } - else - { - mode = RROldModeAdd (output, size, 0); - if (i == pScrPriv->size) - newMode = mode; - } - } - if (pScrPriv->nSizes) - free(pScrPriv->pSizes); - pScrPriv->pSizes = NULL; - pScrPriv->nSizes = 0; - - /* find size bounds */ - for (i = 0; i < output->numModes + output->numUserModes; i++) - { - RRModePtr mode = (i < output->numModes ? - output->modes[i] : - output->userModes[i-output->numModes]); - CARD16 width = mode->mode.width; - CARD16 height = mode->mode.height; - - if (width < minWidth) minWidth = width; - if (width > maxWidth) maxWidth = width; - if (height < minHeight) minHeight = height; - if (height > maxHeight) maxHeight = height; - } - - RRScreenSetSizeRange (pScreen, minWidth, minHeight, maxWidth, maxHeight); - - /* notice current mode */ - if (newMode) - RRCrtcNotify (crtc, newMode, 0, 0, pScrPriv->rotation, - NULL, 1, &output); -} -#endif - -/* - * 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; -} - -/* - * 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; -} - -#ifdef RANDR_10_INTERFACE -static Bool -RRScreenSizeMatches (RRScreenSizePtr a, - RRScreenSizePtr b) -{ - if (a->width != b->width) - return FALSE; - if (a->height != b->height) - return FALSE; - if (a->mmWidth != b->mmWidth) - return FALSE; - if (a->mmHeight != b->mmHeight) - return FALSE; - return TRUE; -} - -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 = realloc(pScrPriv->pSizes, - (pScrPriv->nSizes + 1) * sizeof (RRScreenSize)); - if (!pNew) - return 0; - pNew[pScrPriv->nSizes++] = tmp; - pScrPriv->pSizes = pNew; - return &pNew[pScrPriv->nSizes-1]; -} - -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; -} - -Rotation -RRGetRotation(ScreenPtr pScreen) -{ - RROutputPtr output = RRFirstOutput (pScreen); - - if (!output) - return RR_Rotate_0; - - return output->crtc->rotation; -} - -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; -} -#endif +/*
+ * Copyright © 2006 Keith Packard
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and its
+ * documentation for any purpose is hereby granted without fee, provided that
+ * the above copyright notice appear in all copies and that both that copyright
+ * notice and this permission notice appear in supporting documentation, and
+ * that the name of the copyright holders not be used in advertising or
+ * publicity pertaining to distribution of the software without specific,
+ * written prior permission. The copyright holders make no representations
+ * about the suitability of this software for any purpose. It is provided "as
+ * is" without express or implied warranty.
+ *
+ * THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+ * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
+ * EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY SPECIAL, INDIRECT OR
+ * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
+ * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
+ * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
+ * OF THIS SOFTWARE.
+ */
+
+#include "randrstr.h"
+
+#ifdef RANDR_10_INTERFACE
+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 = realloc(output->modes,
+ (output->numModes + 1) * sizeof (RRModePtr));
+ else
+ modes = malloc(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 void
+RRScanOldConfig (ScreenPtr pScreen, Rotation rotations)
+{
+ rrScrPriv(pScreen);
+ RROutputPtr output;
+ RRCrtcPtr crtc;
+ RRModePtr mode, newMode = NULL;
+ int i;
+ CARD16 minWidth = MAXSHORT, minHeight = MAXSHORT;
+ CARD16 maxWidth = 0, maxHeight = 0;
+
+ /*
+ * First time through, create a crtc and output and hook
+ * them together
+ */
+ if (pScrPriv->numOutputs == 0 &&
+ pScrPriv->numCrtcs == 0)
+ {
+ crtc = RRCrtcCreate (pScreen, NULL);
+ if (!crtc)
+ return;
+ output = RROutputCreate (pScreen, "default", 7, NULL);
+ if (!output)
+ return;
+ RROutputSetCrtcs (output, &crtc, 1);
+ RROutputSetConnection (output, RR_Connected);
+ RROutputSetSubpixelOrder (output, PictureGetSubpixelOrder (pScreen));
+ }
+
+ output = pScrPriv->outputs[0];
+ if (!output)
+ return;
+ crtc = pScrPriv->crtcs[0];
+ if (!crtc)
+ return;
+
+ /* check rotations */
+ if (rotations != crtc->rotations)
+ {
+ crtc->rotations = rotations;
+ crtc->changed = TRUE;
+ pScrPriv->changed = TRUE;
+ }
+
+ /* regenerate mode list */
+ for (i = 0; i < pScrPriv->nSizes; i++)
+ {
+ RRScreenSizePtr size = &pScrPriv->pSizes[i];
+ int r;
+
+ if (size->nRates)
+ {
+ for (r = 0; r < size->nRates; r++)
+ {
+ mode = RROldModeAdd (output, size, size->pRates[r].rate);
+ if (i == pScrPriv->size &&
+ size->pRates[r].rate == pScrPriv->rate)
+ {
+ newMode = mode;
+ }
+ }
+ free(size->pRates);
+ }
+ else
+ {
+ mode = RROldModeAdd (output, size, 0);
+ if (i == pScrPriv->size)
+ newMode = mode;
+ }
+ }
+ if (pScrPriv->nSizes)
+ free(pScrPriv->pSizes);
+ pScrPriv->pSizes = NULL;
+ pScrPriv->nSizes = 0;
+
+ /* find size bounds */
+ for (i = 0; i < output->numModes + output->numUserModes; i++)
+ {
+ RRModePtr mode = (i < output->numModes ?
+ output->modes[i] :
+ output->userModes[i-output->numModes]);
+ CARD16 width = mode->mode.width;
+ CARD16 height = mode->mode.height;
+
+ if (width < minWidth) minWidth = width;
+ if (width > maxWidth) maxWidth = width;
+ if (height < minHeight) minHeight = height;
+ if (height > maxHeight) maxHeight = height;
+ }
+
+ RRScreenSetSizeRange (pScreen, minWidth, minHeight, maxWidth, maxHeight);
+
+ /* notice current mode */
+ if (newMode)
+ RRCrtcNotify (crtc, newMode, 0, 0, pScrPriv->rotation,
+ NULL, 1, &output);
+}
+#endif
+
+/*
+ * 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;
+}
+
+/*
+ * 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;
+}
+
+#ifdef RANDR_10_INTERFACE
+static Bool
+RRScreenSizeMatches (RRScreenSizePtr a,
+ RRScreenSizePtr b)
+{
+ if (a->width != b->width)
+ return FALSE;
+ if (a->height != b->height)
+ return FALSE;
+ if (a->mmWidth != b->mmWidth)
+ return FALSE;
+ if (a->mmHeight != b->mmHeight)
+ return FALSE;
+ return TRUE;
+}
+
+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 = realloc(pScrPriv->pSizes,
+ (pScrPriv->nSizes + 1) * sizeof (RRScreenSize));
+ if (!pNew)
+ return 0;
+ pNew[pScrPriv->nSizes++] = tmp;
+ pScrPriv->pSizes = pNew;
+ return &pNew[pScrPriv->nSizes-1];
+}
+
+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;
+}
+
+Rotation
+RRGetRotation(ScreenPtr pScreen)
+{
+ RROutputPtr output = RRFirstOutput (pScreen);
+
+ if (!output)
+ return RR_Rotate_0;
+
+ return output->crtc->rotation;
+}
+
+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;
+}
+#endif
diff --git a/xorg-server/randr/rrscreen.c b/xorg-server/randr/rrscreen.c index 1bc1a9ea1..7877aec11 100644 --- a/xorg-server/randr/rrscreen.c +++ b/xorg-server/randr/rrscreen.c @@ -1,1013 +1,1013 @@ -/* - * Copyright © 2006 Keith Packard - * - * Permission to use, copy, modify, distribute, and sell this software and its - * documentation for any purpose is hereby granted without fee, provided that - * the above copyright notice appear in all copies and that both that copyright - * notice and this permission notice appear in supporting documentation, and - * that the name of the copyright holders not be used in advertising or - * publicity pertaining to distribution of the software without specific, - * written prior permission. The copyright holders make no representations - * about the suitability of this software for any purpose. It is provided "as - * is" without express or implied warranty. - * - * THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, - * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO - * EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY SPECIAL, INDIRECT OR - * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, - * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER - * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE - * OF THIS SOFTWARE. - */ - -#include "randrstr.h" - -static const int padlength[4] = {0, 3, 2, 1}; - -static CARD16 -RR10CurrentSizeID (ScreenPtr pScreen); - -/* - * Edit connection information block so that new clients - * see the current screen size on connect - */ -static void -RREditConnectionInfo (ScreenPtr pScreen) -{ - xConnSetup *connSetup; - char *vendor; - xPixmapFormat *formats; - xWindowRoot *root; - xDepth *depth; - xVisualType *visual; - int screen = 0; - int d; - - connSetup = (xConnSetup *) ConnectionInfo; - vendor = (char *) connSetup + sizeof (xConnSetup); - formats = (xPixmapFormat *) ((char *) vendor + - connSetup->nbytesVendor + - padlength[connSetup->nbytesVendor & 3]); - root = (xWindowRoot *) ((char *) formats + - sizeof (xPixmapFormat) * screenInfo.numPixmapFormats); - while (screen != pScreen->myNum) - { - depth = (xDepth *) ((char *) root + - sizeof (xWindowRoot)); - for (d = 0; d < root->nDepths; d++) - { - visual = (xVisualType *) ((char *) depth + - sizeof (xDepth)); - depth = (xDepth *) ((char *) visual + - depth->nVisuals * sizeof (xVisualType)); - } - root = (xWindowRoot *) ((char *) depth); - screen++; - } - root->pixWidth = pScreen->width; - root->pixHeight = pScreen->height; - root->mmWidth = pScreen->mmWidth; - root->mmHeight = pScreen->mmHeight; -} - -void -RRSendConfigNotify (ScreenPtr pScreen) -{ - WindowPtr pWin = pScreen->root; - xEvent event; - - event.u.u.type = ConfigureNotify; - event.u.configureNotify.window = pWin->drawable.id; - event.u.configureNotify.aboveSibling = None; - event.u.configureNotify.x = 0; - event.u.configureNotify.y = 0; - - /* XXX xinerama stuff ? */ - - event.u.configureNotify.width = pWin->drawable.width; - event.u.configureNotify.height = pWin->drawable.height; - event.u.configureNotify.borderWidth = wBorderWidth (pWin); - event.u.configureNotify.override = pWin->overrideRedirect; - DeliverEvents(pWin, &event, 1, NullWindow); -} - -void -RRDeliverScreenEvent (ClientPtr client, WindowPtr pWin, ScreenPtr pScreen) -{ - rrScrPriv (pScreen); - xRRScreenChangeNotifyEvent se; - RRCrtcPtr crtc = pScrPriv->numCrtcs ? pScrPriv->crtcs[0] : NULL; - WindowPtr pRoot = pScreen->root; - - se.type = RRScreenChangeNotify + RREventBase; - se.rotation = (CARD8) (crtc ? crtc->rotation : RR_Rotate_0); - se.timestamp = pScrPriv->lastSetTime.milliseconds; - se.configTimestamp = pScrPriv->lastConfigTime.milliseconds; - se.root = pRoot->drawable.id; - se.window = pWin->drawable.id; - se.subpixelOrder = PictureGetSubpixelOrder (pScreen); - - se.sizeID = RR10CurrentSizeID (pScreen); - - if (se.rotation & (RR_Rotate_90 | RR_Rotate_270)) { - se.widthInPixels = pScreen->height; - se.heightInPixels = pScreen->width; - se.widthInMillimeters = pScreen->mmHeight; - se.heightInMillimeters = pScreen->mmWidth; - } else { - se.widthInPixels = pScreen->width; - se.heightInPixels = pScreen->height; - se.widthInMillimeters = pScreen->mmWidth; - se.heightInMillimeters = pScreen->mmHeight; - } - - WriteEventsToClient (client, 1, (xEvent *) &se); -} - -/* - * Notify the extension that the screen size has been changed. - * The driver is responsible for calling this whenever it has changed - * the size of the screen - */ -void -RRScreenSizeNotify (ScreenPtr pScreen) -{ - rrScrPriv(pScreen); - /* - * Deliver ConfigureNotify events when root changes - * pixel size - */ - if (pScrPriv->width == pScreen->width && - pScrPriv->height == pScreen->height && - pScrPriv->mmWidth == pScreen->mmWidth && - pScrPriv->mmHeight == pScreen->mmHeight) - return; - - pScrPriv->width = pScreen->width; - pScrPriv->height = pScreen->height; - pScrPriv->mmWidth = pScreen->mmWidth; - pScrPriv->mmHeight = pScreen->mmHeight; - pScrPriv->changed = TRUE; -/* pScrPriv->sizeChanged = TRUE; */ - - RRTellChanged (pScreen); - RRSendConfigNotify (pScreen); - RREditConnectionInfo (pScreen); - - RRPointerScreenConfigured (pScreen); - /* - * Fix pointer bounds and location - */ - ScreenRestructured (pScreen); -} - -/* - * Request that the screen be resized - */ -Bool -RRScreenSizeSet (ScreenPtr pScreen, - CARD16 width, - CARD16 height, - CARD32 mmWidth, - CARD32 mmHeight) -{ - rrScrPriv(pScreen); - -#if RANDR_12_INTERFACE - if (pScrPriv->rrScreenSetSize) - { - return (*pScrPriv->rrScreenSetSize) (pScreen, - width, height, - mmWidth, mmHeight); - } -#endif -#if RANDR_10_INTERFACE - if (pScrPriv->rrSetConfig) - { - return TRUE; /* can't set size separately */ - } -#endif - return FALSE; -} - -/* - * Retrieve valid screen size range - */ -int -ProcRRGetScreenSizeRange (ClientPtr client) -{ - REQUEST(xRRGetScreenSizeRangeReq); - xRRGetScreenSizeRangeReply rep; - WindowPtr pWin; - ScreenPtr pScreen; - rrScrPrivPtr pScrPriv; - int rc; - - REQUEST_SIZE_MATCH(xRRGetScreenInfoReq); - rc = dixLookupWindow(&pWin, stuff->window, client, DixGetAttrAccess); - if (rc != Success) - return rc; - - pScreen = pWin->drawable.pScreen; - pScrPriv = rrGetScrPriv(pScreen); - - rep.type = X_Reply; - rep.pad = 0; - rep.sequenceNumber = client->sequence; - rep.length = 0; - - if (pScrPriv) - { - if (!RRGetInfo (pScreen, FALSE)) - return BadAlloc; - rep.minWidth = pScrPriv->minWidth; - rep.minHeight = pScrPriv->minHeight; - rep.maxWidth = pScrPriv->maxWidth; - rep.maxHeight = pScrPriv->maxHeight; - } - else - { - rep.maxWidth = rep.minWidth = pScreen->width; - rep.maxHeight = rep.minHeight = pScreen->height; - } - if (client->swapped) - { - int n; - - swaps(&rep.sequenceNumber, n); - swapl(&rep.length, n); - swaps(&rep.minWidth, n); - swaps(&rep.minHeight, n); - swaps(&rep.maxWidth, n); - swaps(&rep.maxHeight, n); - } - WriteToClient(client, sizeof(xRRGetScreenSizeRangeReply), (char *)&rep); - return Success; -} - -int -ProcRRSetScreenSize (ClientPtr client) -{ - REQUEST(xRRSetScreenSizeReq); - WindowPtr pWin; - ScreenPtr pScreen; - rrScrPrivPtr pScrPriv; - int i, rc; - - REQUEST_SIZE_MATCH(xRRSetScreenSizeReq); - rc = dixLookupWindow(&pWin, stuff->window, client, DixGetAttrAccess); - if (rc != Success) - return rc; - - pScreen = pWin->drawable.pScreen; - pScrPriv = rrGetScrPriv(pScreen); - if (stuff->width < pScrPriv->minWidth || pScrPriv->maxWidth < stuff->width) - { - client->errorValue = stuff->width; - return BadValue; - } - if (stuff->height < pScrPriv->minHeight || - pScrPriv->maxHeight < stuff->height) - { - client->errorValue = stuff->height; - return BadValue; - } - for (i = 0; i < pScrPriv->numCrtcs; i++) - { - RRCrtcPtr crtc = pScrPriv->crtcs[i]; - RRModePtr mode = crtc->mode; - if (mode) - { - int source_width = mode->mode.width; - int source_height = mode->mode.height; - Rotation rotation = crtc->rotation; - - if (rotation == RR_Rotate_90 || rotation == RR_Rotate_270) - { - source_width = mode->mode.height; - source_height = mode->mode.width; - } - - if (crtc->x + source_width > stuff->width || - crtc->y + source_height > stuff->height) - return BadMatch; - } - } - if (stuff->widthInMillimeters == 0 || stuff->heightInMillimeters == 0) - { - client->errorValue = 0; - return BadValue; - } - if (!RRScreenSizeSet (pScreen, - stuff->width, stuff->height, - stuff->widthInMillimeters, - stuff->heightInMillimeters)) - { - return BadMatch; - } - return Success; -} - -static int -rrGetScreenResources(ClientPtr client, Bool query) -{ - REQUEST(xRRGetScreenResourcesReq); - xRRGetScreenResourcesReply rep; - WindowPtr pWin; - ScreenPtr pScreen; - rrScrPrivPtr pScrPriv; - CARD8 *extra; - unsigned long extraLen; - int i, n, rc, has_primary = 0; - RRCrtc *crtcs; - RROutput *outputs; - xRRModeInfo *modeinfos; - CARD8 *names; - - REQUEST_SIZE_MATCH(xRRGetScreenResourcesReq); - rc = dixLookupWindow(&pWin, stuff->window, client, DixGetAttrAccess); - if (rc != Success) - return rc; - - pScreen = pWin->drawable.pScreen; - pScrPriv = rrGetScrPriv(pScreen); - rep.pad = 0; - - if (query && pScrPriv) - if (!RRGetInfo (pScreen, query)) - return BadAlloc; - - if (!pScrPriv) - { - rep.type = X_Reply; - rep.sequenceNumber = client->sequence; - rep.length = 0; - rep.timestamp = currentTime.milliseconds; - rep.configTimestamp = currentTime.milliseconds; - rep.nCrtcs = 0; - rep.nOutputs = 0; - rep.nModes = 0; - rep.nbytesNames = 0; - extra = NULL; - extraLen = 0; - } - else - { - RRModePtr *modes; - int num_modes; - - modes = RRModesForScreen (pScreen, &num_modes); - if (!modes) - return BadAlloc; - - rep.type = X_Reply; - rep.sequenceNumber = client->sequence; - rep.length = 0; - rep.timestamp = pScrPriv->lastSetTime.milliseconds; - rep.configTimestamp = pScrPriv->lastConfigTime.milliseconds; - rep.nCrtcs = pScrPriv->numCrtcs; - rep.nOutputs = pScrPriv->numOutputs; - rep.nModes = num_modes; - rep.nbytesNames = 0; - - for (i = 0; i < num_modes; i++) - rep.nbytesNames += modes[i]->mode.nameLength; - - rep.length = (pScrPriv->numCrtcs + - pScrPriv->numOutputs + - num_modes * bytes_to_int32(SIZEOF(xRRModeInfo)) + - bytes_to_int32(rep.nbytesNames)); - - extraLen = rep.length << 2; - if (extraLen) - { - extra = malloc(extraLen); - if (!extra) - { - free(modes); - return BadAlloc; - } - } - else - extra = NULL; - - crtcs = (RRCrtc *) extra; - outputs = (RROutput *) (crtcs + pScrPriv->numCrtcs); - modeinfos = (xRRModeInfo *) (outputs + pScrPriv->numOutputs); - names = (CARD8 *) (modeinfos + num_modes); - - if (pScrPriv->primaryOutput && pScrPriv->primaryOutput->crtc) - { - has_primary = 1; - crtcs[0] = pScrPriv->primaryOutput->crtc->id; - if (client->swapped) - swapl (&crtcs[0], n); - } - - for (i = 0; i < pScrPriv->numCrtcs; i++) - { - if (has_primary && - pScrPriv->primaryOutput->crtc == pScrPriv->crtcs[i]) - { - has_primary = 0; - continue; - } - crtcs[i + has_primary] = pScrPriv->crtcs[i]->id; - if (client->swapped) - swapl (&crtcs[i + has_primary], n); - } - - for (i = 0; i < pScrPriv->numOutputs; i++) - { - outputs[i] = pScrPriv->outputs[i]->id; - if (client->swapped) - swapl (&outputs[i], n); - } - - for (i = 0; i < num_modes; i++) - { - RRModePtr mode = modes[i]; - modeinfos[i] = mode->mode; - if (client->swapped) - { - swapl (&modeinfos[i].id, n); - swaps (&modeinfos[i].width, n); - swaps (&modeinfos[i].height, n); - swapl (&modeinfos[i].dotClock, n); - swaps (&modeinfos[i].hSyncStart, n); - swaps (&modeinfos[i].hSyncEnd, n); - swaps (&modeinfos[i].hTotal, n); - swaps (&modeinfos[i].hSkew, n); - swaps (&modeinfos[i].vSyncStart, n); - swaps (&modeinfos[i].vSyncEnd, n); - swaps (&modeinfos[i].vTotal, n); - swaps (&modeinfos[i].nameLength, n); - swapl (&modeinfos[i].modeFlags, n); - } - memcpy (names, mode->name, - mode->mode.nameLength); - names += mode->mode.nameLength; - } - free(modes); - assert (bytes_to_int32((char *) names - (char *) extra) == rep.length); - } - - if (client->swapped) { - swaps(&rep.sequenceNumber, n); - swapl(&rep.length, n); - swapl(&rep.timestamp, n); - swapl(&rep.configTimestamp, n); - swaps(&rep.nCrtcs, n); - swaps(&rep.nOutputs, n); - swaps(&rep.nModes, n); - swaps(&rep.nbytesNames, n); - } - WriteToClient(client, sizeof(xRRGetScreenResourcesReply), (char *)&rep); - if (extraLen) - { - WriteToClient (client, extraLen, (char *) extra); - free(extra); - } - return Success; -} - -int -ProcRRGetScreenResources (ClientPtr client) -{ - return rrGetScreenResources(client, TRUE); -} - -int -ProcRRGetScreenResourcesCurrent (ClientPtr client) -{ - return rrGetScreenResources(client, FALSE); -} - -typedef struct _RR10Data { - RRScreenSizePtr sizes; - int nsize; - int nrefresh; - int size; - CARD16 refresh; -} RR10DataRec, *RR10DataPtr; - -/* - * Convert 1.2 monitor data into 1.0 screen data - */ -static RR10DataPtr -RR10GetData (ScreenPtr pScreen, RROutputPtr output) -{ - RR10DataPtr data; - RRScreenSizePtr size; - int nmode = output->numModes + output->numUserModes; - int o, os, l, r; - RRScreenRatePtr refresh; - CARD16 vRefresh; - RRModePtr mode; - Bool *used; - - /* Make sure there is plenty of space for any combination */ - data = malloc (sizeof (RR10DataRec) + - sizeof (RRScreenSize) * nmode + - sizeof (RRScreenRate) * nmode + - sizeof (Bool) * nmode); - if (!data) - return NULL; - size = (RRScreenSizePtr) (data + 1); - refresh = (RRScreenRatePtr) (size + nmode); - used = (Bool *) (refresh + nmode); - memset (used, '\0', sizeof (Bool) * nmode); - data->sizes = size; - data->nsize = 0; - data->nrefresh = 0; - data->size = 0; - data->refresh = 0; - - /* - * find modes not yet listed - */ - for (o = 0; o < output->numModes + output->numUserModes; o++) - { - if (used[o]) continue; - - if (o < output->numModes) - mode = output->modes[o]; - else - mode = output->userModes[o - output->numModes]; - - l = data->nsize; - size[l].id = data->nsize; - size[l].width = mode->mode.width; - size[l].height = mode->mode.height; - if (output->mmWidth && output->mmHeight) { - size[l].mmWidth = output->mmWidth; - size[l].mmHeight = output->mmHeight; - } else { - size[l].mmWidth = pScreen->mmWidth; - size[l].mmHeight = pScreen->mmHeight; - } - size[l].nRates = 0; - size[l].pRates = &refresh[data->nrefresh]; - data->nsize++; - - /* - * Find all modes with matching size - */ - for (os = o; os < output->numModes + output->numUserModes; os++) - { - if (os < output->numModes) - mode = output->modes[os]; - else - mode = output->userModes[os - output->numModes]; - if (mode->mode.width == size[l].width && - mode->mode.height == size[l].height) - { - vRefresh = RRVerticalRefresh (&mode->mode); - used[os] = TRUE; - - for (r = 0; r < size[l].nRates; r++) - if (vRefresh == size[l].pRates[r].rate) - break; - if (r == size[l].nRates) - { - size[l].pRates[r].rate = vRefresh; - size[l].pRates[r].mode = mode; - size[l].nRates++; - data->nrefresh++; - } - if (mode == output->crtc->mode) - { - data->size = l; - data->refresh = vRefresh; - } - } - } - } - return data; -} - -int -ProcRRGetScreenInfo (ClientPtr client) -{ - REQUEST(xRRGetScreenInfoReq); - xRRGetScreenInfoReply rep; - WindowPtr pWin; - int n, rc; - ScreenPtr pScreen; - rrScrPrivPtr pScrPriv; - CARD8 *extra; - unsigned long extraLen; - RROutputPtr output; - - REQUEST_SIZE_MATCH(xRRGetScreenInfoReq); - rc = dixLookupWindow(&pWin, stuff->window, client, DixGetAttrAccess); - if (rc != Success) - return rc; - - pScreen = pWin->drawable.pScreen; - pScrPriv = rrGetScrPriv(pScreen); - rep.pad = 0; - - if (pScrPriv) - if (!RRGetInfo (pScreen, TRUE)) - return BadAlloc; - - output = RRFirstOutput (pScreen); - - if (!pScrPriv || !output) - { - rep.type = X_Reply; - rep.setOfRotations = RR_Rotate_0; - rep.sequenceNumber = client->sequence; - rep.length = 0; - rep.root = pWin->drawable.pScreen->root->drawable.id; - rep.timestamp = currentTime.milliseconds; - rep.configTimestamp = currentTime.milliseconds; - rep.nSizes = 0; - rep.sizeID = 0; - rep.rotation = RR_Rotate_0; - rep.rate = 0; - rep.nrateEnts = 0; - extra = 0; - extraLen = 0; - } - else - { - int i, j; - xScreenSizes *size; - CARD16 *rates; - CARD8 *data8; - Bool has_rate = RRClientKnowsRates (client); - RR10DataPtr pData; - RRScreenSizePtr pSize; - - pData = RR10GetData (pScreen, output); - if (!pData) - return BadAlloc; - - rep.type = X_Reply; - rep.setOfRotations = output->crtc->rotations; - rep.sequenceNumber = client->sequence; - rep.length = 0; - rep.root = pWin->drawable.pScreen->root->drawable.id; - rep.timestamp = pScrPriv->lastSetTime.milliseconds; - rep.configTimestamp = pScrPriv->lastConfigTime.milliseconds; - rep.rotation = output->crtc->rotation; - rep.nSizes = pData->nsize; - rep.nrateEnts = pData->nrefresh + pData->nsize; - rep.sizeID = pData->size; - rep.rate = pData->refresh; - - extraLen = rep.nSizes * sizeof (xScreenSizes); - if (has_rate) - extraLen += rep.nrateEnts * sizeof (CARD16); - - if (extraLen) - { - extra = (CARD8 *) malloc(extraLen); - if (!extra) - { - free(pData); - return BadAlloc; - } - } - else - extra = NULL; - - /* - * First comes the size information - */ - size = (xScreenSizes *) extra; - rates = (CARD16 *) (size + rep.nSizes); - for (i = 0; i < pData->nsize; i++) - { - pSize = &pData->sizes[i]; - size->widthInPixels = pSize->width; - size->heightInPixels = pSize->height; - size->widthInMillimeters = pSize->mmWidth; - size->heightInMillimeters = pSize->mmHeight; - if (client->swapped) - { - swaps (&size->widthInPixels, n); - swaps (&size->heightInPixels, n); - swaps (&size->widthInMillimeters, n); - swaps (&size->heightInMillimeters, n); - } - size++; - if (has_rate) - { - *rates = pSize->nRates; - if (client->swapped) - { - swaps (rates, n); - } - rates++; - for (j = 0; j < pSize->nRates; j++) - { - *rates = pSize->pRates[j].rate; - if (client->swapped) - { - swaps (rates, n); - } - rates++; - } - } - } - free(pData); - - data8 = (CARD8 *) rates; - - if (data8 - (CARD8 *) extra != extraLen) - FatalError ("RRGetScreenInfo bad extra len %ld != %ld\n", - (unsigned long)(data8 - (CARD8 *) extra), extraLen); - rep.length = bytes_to_int32(extraLen); - } - if (client->swapped) { - swaps(&rep.sequenceNumber, n); - swapl(&rep.length, n); - swapl(&rep.timestamp, n); - swaps(&rep.rotation, n); - swaps(&rep.nSizes, n); - swaps(&rep.sizeID, n); - swaps(&rep.rate, n); - swaps(&rep.nrateEnts, n); - } - WriteToClient(client, sizeof(xRRGetScreenInfoReply), (char *)&rep); - if (extraLen) - { - WriteToClient (client, extraLen, (char *) extra); - free(extra); - } - return Success; -} - -int -ProcRRSetScreenConfig (ClientPtr client) -{ - REQUEST(xRRSetScreenConfigReq); - xRRSetScreenConfigReply rep; - DrawablePtr pDraw; - int n, rc; - ScreenPtr pScreen; - rrScrPrivPtr pScrPriv; - TimeStamp time; - int i; - Rotation rotation; - int rate; - Bool has_rate; - RROutputPtr output; - RRCrtcPtr crtc; - RRModePtr mode; - RR10DataPtr pData = NULL; - RRScreenSizePtr pSize; - int width, height; - - UpdateCurrentTime (); - - if (RRClientKnowsRates (client)) - { - REQUEST_SIZE_MATCH (xRRSetScreenConfigReq); - has_rate = TRUE; - } - else - { - REQUEST_SIZE_MATCH (xRR1_0SetScreenConfigReq); - has_rate = FALSE; - } - - rc = dixLookupDrawable(&pDraw, stuff->drawable, client, 0, DixWriteAccess); - if (rc != Success) - return rc; - - pScreen = pDraw->pScreen; - - pScrPriv = rrGetScrPriv(pScreen); - - time = ClientTimeToServerTime(stuff->timestamp); - - if (!pScrPriv) - { - time = currentTime; - rep.status = RRSetConfigFailed; - goto sendReply; - } - if (!RRGetInfo (pScreen, FALSE)) - return BadAlloc; - - output = RRFirstOutput (pScreen); - if (!output) - { - time = currentTime; - rep.status = RRSetConfigFailed; - goto sendReply; - } - - crtc = output->crtc; - - /* - * If the client's config timestamp is not the same as the last config - * timestamp, then the config information isn't up-to-date and - * can't even be validated. - * - * Note that the client only knows about the milliseconds part of the - * timestamp, so using CompareTimeStamps here would cause randr to suddenly - * stop working after several hours have passed (freedesktop bug #6502). - */ - if (stuff->configTimestamp != pScrPriv->lastConfigTime.milliseconds) - { - rep.status = RRSetConfigInvalidConfigTime; - goto sendReply; - } - - pData = RR10GetData (pScreen, output); - if (!pData) - return BadAlloc; - - if (stuff->sizeID >= pData->nsize) - { - /* - * Invalid size ID - */ - client->errorValue = stuff->sizeID; - free(pData); - return BadValue; - } - pSize = &pData->sizes[stuff->sizeID]; - - /* - * Validate requested rotation - */ - rotation = (Rotation) stuff->rotation; - - /* test the rotation bits only! */ - switch (rotation & 0xf) { - case RR_Rotate_0: - case RR_Rotate_90: - case RR_Rotate_180: - case RR_Rotate_270: - break; - default: - /* - * Invalid rotation - */ - client->errorValue = stuff->rotation; - free(pData); - return BadValue; - } - - if ((~crtc->rotations) & rotation) - { - /* - * requested rotation or reflection not supported by screen - */ - client->errorValue = stuff->rotation; - free(pData); - return BadMatch; - } - - /* - * Validate requested refresh - */ - if (has_rate) - rate = (int) stuff->rate; - else - rate = 0; - - if (rate) - { - for (i = 0; i < pSize->nRates; i++) - { - if (pSize->pRates[i].rate == rate) - break; - } - if (i == pSize->nRates) - { - /* - * Invalid rate - */ - client->errorValue = rate; - free(pData); - return BadValue; - } - mode = pSize->pRates[i].mode; - } - else - mode = pSize->pRates[0].mode; - - /* - * Make sure the requested set-time is not older than - * the last set-time - */ - if (CompareTimeStamps (time, pScrPriv->lastSetTime) < 0) - { - rep.status = RRSetConfigInvalidTime; - goto sendReply; - } - - /* - * If the screen size is changing, adjust all of the other outputs - * to fit the new size, mirroring as much as possible - */ - width = mode->mode.width; - height = mode->mode.height; - if (rotation & (RR_Rotate_90|RR_Rotate_270)) - { - width = mode->mode.height; - height = mode->mode.width; - } - - if (width < pScrPriv->minWidth || pScrPriv->maxWidth < width) { - client->errorValue = width; - free(pData); - return BadValue; - } - if (height < pScrPriv->minHeight || pScrPriv->maxHeight < height) { - client->errorValue = height; - free(pData); - return BadValue; - } - - if (width != pScreen->width || height != pScreen->height) - { - int c; - - for (c = 0; c < pScrPriv->numCrtcs; c++) - { - if (!RRCrtcSet (pScrPriv->crtcs[c], NULL, 0, 0, RR_Rotate_0, - 0, NULL)) - { - rep.status = RRSetConfigFailed; - /* XXX recover from failure */ - goto sendReply; - } - } - if (!RRScreenSizeSet (pScreen, width, height, - pScreen->mmWidth, pScreen->mmHeight)) - { - rep.status = RRSetConfigFailed; - /* XXX recover from failure */ - goto sendReply; - } - } - - if (!RRCrtcSet (crtc, mode, 0, 0, stuff->rotation, 1, &output)) - rep.status = RRSetConfigFailed; - else { - pScrPriv->lastSetTime = time; - rep.status = RRSetConfigSuccess; - } - - /* - * XXX Configure other crtcs to mirror as much as possible - */ - -sendReply: - - free(pData); - - rep.type = X_Reply; - /* rep.status has already been filled in */ - rep.length = 0; - rep.sequenceNumber = client->sequence; - - rep.newTimestamp = pScrPriv->lastSetTime.milliseconds; - rep.newConfigTimestamp = pScrPriv->lastConfigTime.milliseconds; - rep.root = pDraw->pScreen->root->drawable.id; - - if (client->swapped) - { - swaps(&rep.sequenceNumber, n); - swapl(&rep.length, n); - swapl(&rep.newTimestamp, n); - swapl(&rep.newConfigTimestamp, n); - swapl(&rep.root, n); - } - WriteToClient(client, sizeof(xRRSetScreenConfigReply), (char *)&rep); - - return Success; -} - -static CARD16 -RR10CurrentSizeID (ScreenPtr pScreen) -{ - CARD16 sizeID = 0xffff; - RROutputPtr output = RRFirstOutput (pScreen); - - if (output) - { - RR10DataPtr data = RR10GetData (pScreen, output); - if (data) - { - int i; - for (i = 0; i < data->nsize; i++) - if (data->sizes[i].width == pScreen->width && - data->sizes[i].height == pScreen->height) - { - sizeID = (CARD16) i; - break; - } - free(data); - } - } - return sizeID; -} +/*
+ * Copyright © 2006 Keith Packard
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and its
+ * documentation for any purpose is hereby granted without fee, provided that
+ * the above copyright notice appear in all copies and that both that copyright
+ * notice and this permission notice appear in supporting documentation, and
+ * that the name of the copyright holders not be used in advertising or
+ * publicity pertaining to distribution of the software without specific,
+ * written prior permission. The copyright holders make no representations
+ * about the suitability of this software for any purpose. It is provided "as
+ * is" without express or implied warranty.
+ *
+ * THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+ * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
+ * EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY SPECIAL, INDIRECT OR
+ * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
+ * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
+ * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
+ * OF THIS SOFTWARE.
+ */
+
+#include "randrstr.h"
+
+static const int padlength[4] = {0, 3, 2, 1};
+
+static CARD16
+RR10CurrentSizeID (ScreenPtr pScreen);
+
+/*
+ * Edit connection information block so that new clients
+ * see the current screen size on connect
+ */
+static void
+RREditConnectionInfo (ScreenPtr pScreen)
+{
+ xConnSetup *connSetup;
+ char *vendor;
+ xPixmapFormat *formats;
+ xWindowRoot *root;
+ xDepth *depth;
+ xVisualType *visual;
+ int screen = 0;
+ int d;
+
+ connSetup = (xConnSetup *) ConnectionInfo;
+ vendor = (char *) connSetup + sizeof (xConnSetup);
+ formats = (xPixmapFormat *) ((char *) vendor +
+ connSetup->nbytesVendor +
+ padlength[connSetup->nbytesVendor & 3]);
+ root = (xWindowRoot *) ((char *) formats +
+ sizeof (xPixmapFormat) * screenInfo.numPixmapFormats);
+ while (screen != pScreen->myNum)
+ {
+ depth = (xDepth *) ((char *) root +
+ sizeof (xWindowRoot));
+ for (d = 0; d < root->nDepths; d++)
+ {
+ visual = (xVisualType *) ((char *) depth +
+ sizeof (xDepth));
+ depth = (xDepth *) ((char *) visual +
+ depth->nVisuals * sizeof (xVisualType));
+ }
+ root = (xWindowRoot *) ((char *) depth);
+ screen++;
+ }
+ root->pixWidth = pScreen->width;
+ root->pixHeight = pScreen->height;
+ root->mmWidth = pScreen->mmWidth;
+ root->mmHeight = pScreen->mmHeight;
+}
+
+void
+RRSendConfigNotify (ScreenPtr pScreen)
+{
+ WindowPtr pWin = pScreen->root;
+ xEvent event;
+
+ event.u.u.type = ConfigureNotify;
+ event.u.configureNotify.window = pWin->drawable.id;
+ event.u.configureNotify.aboveSibling = None;
+ event.u.configureNotify.x = 0;
+ event.u.configureNotify.y = 0;
+
+ /* XXX xinerama stuff ? */
+
+ event.u.configureNotify.width = pWin->drawable.width;
+ event.u.configureNotify.height = pWin->drawable.height;
+ event.u.configureNotify.borderWidth = wBorderWidth (pWin);
+ event.u.configureNotify.override = pWin->overrideRedirect;
+ DeliverEvents(pWin, &event, 1, NullWindow);
+}
+
+void
+RRDeliverScreenEvent (ClientPtr client, WindowPtr pWin, ScreenPtr pScreen)
+{
+ rrScrPriv (pScreen);
+ xRRScreenChangeNotifyEvent se;
+ RRCrtcPtr crtc = pScrPriv->numCrtcs ? pScrPriv->crtcs[0] : NULL;
+ WindowPtr pRoot = pScreen->root;
+
+ se.type = RRScreenChangeNotify + RREventBase;
+ se.rotation = (CARD8) (crtc ? crtc->rotation : RR_Rotate_0);
+ se.timestamp = pScrPriv->lastSetTime.milliseconds;
+ se.configTimestamp = pScrPriv->lastConfigTime.milliseconds;
+ se.root = pRoot->drawable.id;
+ se.window = pWin->drawable.id;
+ se.subpixelOrder = PictureGetSubpixelOrder (pScreen);
+
+ se.sizeID = RR10CurrentSizeID (pScreen);
+
+ if (se.rotation & (RR_Rotate_90 | RR_Rotate_270)) {
+ se.widthInPixels = pScreen->height;
+ se.heightInPixels = pScreen->width;
+ se.widthInMillimeters = pScreen->mmHeight;
+ se.heightInMillimeters = pScreen->mmWidth;
+ } else {
+ se.widthInPixels = pScreen->width;
+ se.heightInPixels = pScreen->height;
+ se.widthInMillimeters = pScreen->mmWidth;
+ se.heightInMillimeters = pScreen->mmHeight;
+ }
+
+ WriteEventsToClient (client, 1, (xEvent *) &se);
+}
+
+/*
+ * Notify the extension that the screen size has been changed.
+ * The driver is responsible for calling this whenever it has changed
+ * the size of the screen
+ */
+void
+RRScreenSizeNotify (ScreenPtr pScreen)
+{
+ rrScrPriv(pScreen);
+ /*
+ * Deliver ConfigureNotify events when root changes
+ * pixel size
+ */
+ if (pScrPriv->width == pScreen->width &&
+ pScrPriv->height == pScreen->height &&
+ pScrPriv->mmWidth == pScreen->mmWidth &&
+ pScrPriv->mmHeight == pScreen->mmHeight)
+ return;
+
+ pScrPriv->width = pScreen->width;
+ pScrPriv->height = pScreen->height;
+ pScrPriv->mmWidth = pScreen->mmWidth;
+ pScrPriv->mmHeight = pScreen->mmHeight;
+ pScrPriv->changed = TRUE;
+/* pScrPriv->sizeChanged = TRUE; */
+
+ RRTellChanged (pScreen);
+ RRSendConfigNotify (pScreen);
+ RREditConnectionInfo (pScreen);
+
+ RRPointerScreenConfigured (pScreen);
+ /*
+ * Fix pointer bounds and location
+ */
+ ScreenRestructured (pScreen);
+}
+
+/*
+ * Request that the screen be resized
+ */
+Bool
+RRScreenSizeSet (ScreenPtr pScreen,
+ CARD16 width,
+ CARD16 height,
+ CARD32 mmWidth,
+ CARD32 mmHeight)
+{
+ rrScrPriv(pScreen);
+
+#if RANDR_12_INTERFACE
+ if (pScrPriv->rrScreenSetSize)
+ {
+ return (*pScrPriv->rrScreenSetSize) (pScreen,
+ width, height,
+ mmWidth, mmHeight);
+ }
+#endif
+#if RANDR_10_INTERFACE
+ if (pScrPriv->rrSetConfig)
+ {
+ return TRUE; /* can't set size separately */
+ }
+#endif
+ return FALSE;
+}
+
+/*
+ * Retrieve valid screen size range
+ */
+int
+ProcRRGetScreenSizeRange (ClientPtr client)
+{
+ REQUEST(xRRGetScreenSizeRangeReq);
+ xRRGetScreenSizeRangeReply rep;
+ WindowPtr pWin;
+ ScreenPtr pScreen;
+ rrScrPrivPtr pScrPriv;
+ int rc;
+
+ REQUEST_SIZE_MATCH(xRRGetScreenInfoReq);
+ rc = dixLookupWindow(&pWin, stuff->window, client, DixGetAttrAccess);
+ if (rc != Success)
+ return rc;
+
+ pScreen = pWin->drawable.pScreen;
+ pScrPriv = rrGetScrPriv(pScreen);
+
+ rep.type = X_Reply;
+ rep.pad = 0;
+ rep.sequenceNumber = client->sequence;
+ rep.length = 0;
+
+ if (pScrPriv)
+ {
+ if (!RRGetInfo (pScreen, FALSE))
+ return BadAlloc;
+ rep.minWidth = pScrPriv->minWidth;
+ rep.minHeight = pScrPriv->minHeight;
+ rep.maxWidth = pScrPriv->maxWidth;
+ rep.maxHeight = pScrPriv->maxHeight;
+ }
+ else
+ {
+ rep.maxWidth = rep.minWidth = pScreen->width;
+ rep.maxHeight = rep.minHeight = pScreen->height;
+ }
+ if (client->swapped)
+ {
+ int n;
+
+ swaps(&rep.sequenceNumber, n);
+ swapl(&rep.length, n);
+ swaps(&rep.minWidth, n);
+ swaps(&rep.minHeight, n);
+ swaps(&rep.maxWidth, n);
+ swaps(&rep.maxHeight, n);
+ }
+ WriteToClient(client, sizeof(xRRGetScreenSizeRangeReply), (char *)&rep);
+ return Success;
+}
+
+int
+ProcRRSetScreenSize (ClientPtr client)
+{
+ REQUEST(xRRSetScreenSizeReq);
+ WindowPtr pWin;
+ ScreenPtr pScreen;
+ rrScrPrivPtr pScrPriv;
+ int i, rc;
+
+ REQUEST_SIZE_MATCH(xRRSetScreenSizeReq);
+ rc = dixLookupWindow(&pWin, stuff->window, client, DixGetAttrAccess);
+ if (rc != Success)
+ return rc;
+
+ pScreen = pWin->drawable.pScreen;
+ pScrPriv = rrGetScrPriv(pScreen);
+ if (stuff->width < pScrPriv->minWidth || pScrPriv->maxWidth < stuff->width)
+ {
+ client->errorValue = stuff->width;
+ return BadValue;
+ }
+ if (stuff->height < pScrPriv->minHeight ||
+ pScrPriv->maxHeight < stuff->height)
+ {
+ client->errorValue = stuff->height;
+ return BadValue;
+ }
+ for (i = 0; i < pScrPriv->numCrtcs; i++)
+ {
+ RRCrtcPtr crtc = pScrPriv->crtcs[i];
+ RRModePtr mode = crtc->mode;
+ if (mode)
+ {
+ int source_width = mode->mode.width;
+ int source_height = mode->mode.height;
+ Rotation rotation = crtc->rotation;
+
+ if (rotation == RR_Rotate_90 || rotation == RR_Rotate_270)
+ {
+ source_width = mode->mode.height;
+ source_height = mode->mode.width;
+ }
+
+ if (crtc->x + source_width > stuff->width ||
+ crtc->y + source_height > stuff->height)
+ return BadMatch;
+ }
+ }
+ if (stuff->widthInMillimeters == 0 || stuff->heightInMillimeters == 0)
+ {
+ client->errorValue = 0;
+ return BadValue;
+ }
+ if (!RRScreenSizeSet (pScreen,
+ stuff->width, stuff->height,
+ stuff->widthInMillimeters,
+ stuff->heightInMillimeters))
+ {
+ return BadMatch;
+ }
+ return Success;
+}
+
+static int
+rrGetScreenResources(ClientPtr client, Bool query)
+{
+ REQUEST(xRRGetScreenResourcesReq);
+ xRRGetScreenResourcesReply rep;
+ WindowPtr pWin;
+ ScreenPtr pScreen;
+ rrScrPrivPtr pScrPriv;
+ CARD8 *extra;
+ unsigned long extraLen;
+ int i, n, rc, has_primary = 0;
+ RRCrtc *crtcs;
+ RROutput *outputs;
+ xRRModeInfo *modeinfos;
+ CARD8 *names;
+
+ REQUEST_SIZE_MATCH(xRRGetScreenResourcesReq);
+ rc = dixLookupWindow(&pWin, stuff->window, client, DixGetAttrAccess);
+ if (rc != Success)
+ return rc;
+
+ pScreen = pWin->drawable.pScreen;
+ pScrPriv = rrGetScrPriv(pScreen);
+ rep.pad = 0;
+
+ if (query && pScrPriv)
+ if (!RRGetInfo (pScreen, query))
+ return BadAlloc;
+
+ if (!pScrPriv)
+ {
+ rep.type = X_Reply;
+ rep.sequenceNumber = client->sequence;
+ rep.length = 0;
+ rep.timestamp = currentTime.milliseconds;
+ rep.configTimestamp = currentTime.milliseconds;
+ rep.nCrtcs = 0;
+ rep.nOutputs = 0;
+ rep.nModes = 0;
+ rep.nbytesNames = 0;
+ extra = NULL;
+ extraLen = 0;
+ }
+ else
+ {
+ RRModePtr *modes;
+ int num_modes;
+
+ modes = RRModesForScreen (pScreen, &num_modes);
+ if (!modes)
+ return BadAlloc;
+
+ rep.type = X_Reply;
+ rep.sequenceNumber = client->sequence;
+ rep.length = 0;
+ rep.timestamp = pScrPriv->lastSetTime.milliseconds;
+ rep.configTimestamp = pScrPriv->lastConfigTime.milliseconds;
+ rep.nCrtcs = pScrPriv->numCrtcs;
+ rep.nOutputs = pScrPriv->numOutputs;
+ rep.nModes = num_modes;
+ rep.nbytesNames = 0;
+
+ for (i = 0; i < num_modes; i++)
+ rep.nbytesNames += modes[i]->mode.nameLength;
+
+ rep.length = (pScrPriv->numCrtcs +
+ pScrPriv->numOutputs +
+ num_modes * bytes_to_int32(SIZEOF(xRRModeInfo)) +
+ bytes_to_int32(rep.nbytesNames));
+
+ extraLen = rep.length << 2;
+ if (extraLen)
+ {
+ extra = malloc(extraLen);
+ if (!extra)
+ {
+ free(modes);
+ return BadAlloc;
+ }
+ }
+ else
+ extra = NULL;
+
+ crtcs = (RRCrtc *) extra;
+ outputs = (RROutput *) (crtcs + pScrPriv->numCrtcs);
+ modeinfos = (xRRModeInfo *) (outputs + pScrPriv->numOutputs);
+ names = (CARD8 *) (modeinfos + num_modes);
+
+ if (pScrPriv->primaryOutput && pScrPriv->primaryOutput->crtc)
+ {
+ has_primary = 1;
+ crtcs[0] = pScrPriv->primaryOutput->crtc->id;
+ if (client->swapped)
+ swapl (&crtcs[0], n);
+ }
+
+ for (i = 0; i < pScrPriv->numCrtcs; i++)
+ {
+ if (has_primary &&
+ pScrPriv->primaryOutput->crtc == pScrPriv->crtcs[i])
+ {
+ has_primary = 0;
+ continue;
+ }
+ crtcs[i + has_primary] = pScrPriv->crtcs[i]->id;
+ if (client->swapped)
+ swapl (&crtcs[i + has_primary], n);
+ }
+
+ for (i = 0; i < pScrPriv->numOutputs; i++)
+ {
+ outputs[i] = pScrPriv->outputs[i]->id;
+ if (client->swapped)
+ swapl (&outputs[i], n);
+ }
+
+ for (i = 0; i < num_modes; i++)
+ {
+ RRModePtr mode = modes[i];
+ modeinfos[i] = mode->mode;
+ if (client->swapped)
+ {
+ swapl (&modeinfos[i].id, n);
+ swaps (&modeinfos[i].width, n);
+ swaps (&modeinfos[i].height, n);
+ swapl (&modeinfos[i].dotClock, n);
+ swaps (&modeinfos[i].hSyncStart, n);
+ swaps (&modeinfos[i].hSyncEnd, n);
+ swaps (&modeinfos[i].hTotal, n);
+ swaps (&modeinfos[i].hSkew, n);
+ swaps (&modeinfos[i].vSyncStart, n);
+ swaps (&modeinfos[i].vSyncEnd, n);
+ swaps (&modeinfos[i].vTotal, n);
+ swaps (&modeinfos[i].nameLength, n);
+ swapl (&modeinfos[i].modeFlags, n);
+ }
+ memcpy (names, mode->name,
+ mode->mode.nameLength);
+ names += mode->mode.nameLength;
+ }
+ free(modes);
+ assert (bytes_to_int32((char *) names - (char *) extra) == rep.length);
+ }
+
+ if (client->swapped) {
+ swaps(&rep.sequenceNumber, n);
+ swapl(&rep.length, n);
+ swapl(&rep.timestamp, n);
+ swapl(&rep.configTimestamp, n);
+ swaps(&rep.nCrtcs, n);
+ swaps(&rep.nOutputs, n);
+ swaps(&rep.nModes, n);
+ swaps(&rep.nbytesNames, n);
+ }
+ WriteToClient(client, sizeof(xRRGetScreenResourcesReply), (char *)&rep);
+ if (extraLen)
+ {
+ WriteToClient (client, extraLen, (char *) extra);
+ free(extra);
+ }
+ return Success;
+}
+
+int
+ProcRRGetScreenResources (ClientPtr client)
+{
+ return rrGetScreenResources(client, TRUE);
+}
+
+int
+ProcRRGetScreenResourcesCurrent (ClientPtr client)
+{
+ return rrGetScreenResources(client, FALSE);
+}
+
+typedef struct _RR10Data {
+ RRScreenSizePtr sizes;
+ int nsize;
+ int nrefresh;
+ int size;
+ CARD16 refresh;
+} RR10DataRec, *RR10DataPtr;
+
+/*
+ * Convert 1.2 monitor data into 1.0 screen data
+ */
+static RR10DataPtr
+RR10GetData (ScreenPtr pScreen, RROutputPtr output)
+{
+ RR10DataPtr data;
+ RRScreenSizePtr size;
+ int nmode = output->numModes + output->numUserModes;
+ int o, os, l, r;
+ RRScreenRatePtr refresh;
+ CARD16 vRefresh;
+ RRModePtr mode;
+ Bool *used;
+
+ /* Make sure there is plenty of space for any combination */
+ data = malloc (sizeof (RR10DataRec) +
+ sizeof (RRScreenSize) * nmode +
+ sizeof (RRScreenRate) * nmode +
+ sizeof (Bool) * nmode);
+ if (!data)
+ return NULL;
+ size = (RRScreenSizePtr) (data + 1);
+ refresh = (RRScreenRatePtr) (size + nmode);
+ used = (Bool *) (refresh + nmode);
+ memset (used, '\0', sizeof (Bool) * nmode);
+ data->sizes = size;
+ data->nsize = 0;
+ data->nrefresh = 0;
+ data->size = 0;
+ data->refresh = 0;
+
+ /*
+ * find modes not yet listed
+ */
+ for (o = 0; o < output->numModes + output->numUserModes; o++)
+ {
+ if (used[o]) continue;
+
+ if (o < output->numModes)
+ mode = output->modes[o];
+ else
+ mode = output->userModes[o - output->numModes];
+
+ l = data->nsize;
+ size[l].id = data->nsize;
+ size[l].width = mode->mode.width;
+ size[l].height = mode->mode.height;
+ if (output->mmWidth && output->mmHeight) {
+ size[l].mmWidth = output->mmWidth;
+ size[l].mmHeight = output->mmHeight;
+ } else {
+ size[l].mmWidth = pScreen->mmWidth;
+ size[l].mmHeight = pScreen->mmHeight;
+ }
+ size[l].nRates = 0;
+ size[l].pRates = &refresh[data->nrefresh];
+ data->nsize++;
+
+ /*
+ * Find all modes with matching size
+ */
+ for (os = o; os < output->numModes + output->numUserModes; os++)
+ {
+ if (os < output->numModes)
+ mode = output->modes[os];
+ else
+ mode = output->userModes[os - output->numModes];
+ if (mode->mode.width == size[l].width &&
+ mode->mode.height == size[l].height)
+ {
+ vRefresh = RRVerticalRefresh (&mode->mode);
+ used[os] = TRUE;
+
+ for (r = 0; r < size[l].nRates; r++)
+ if (vRefresh == size[l].pRates[r].rate)
+ break;
+ if (r == size[l].nRates)
+ {
+ size[l].pRates[r].rate = vRefresh;
+ size[l].pRates[r].mode = mode;
+ size[l].nRates++;
+ data->nrefresh++;
+ }
+ if (mode == output->crtc->mode)
+ {
+ data->size = l;
+ data->refresh = vRefresh;
+ }
+ }
+ }
+ }
+ return data;
+}
+
+int
+ProcRRGetScreenInfo (ClientPtr client)
+{
+ REQUEST(xRRGetScreenInfoReq);
+ xRRGetScreenInfoReply rep;
+ WindowPtr pWin;
+ int n, rc;
+ ScreenPtr pScreen;
+ rrScrPrivPtr pScrPriv;
+ CARD8 *extra;
+ unsigned long extraLen;
+ RROutputPtr output;
+
+ REQUEST_SIZE_MATCH(xRRGetScreenInfoReq);
+ rc = dixLookupWindow(&pWin, stuff->window, client, DixGetAttrAccess);
+ if (rc != Success)
+ return rc;
+
+ pScreen = pWin->drawable.pScreen;
+ pScrPriv = rrGetScrPriv(pScreen);
+ rep.pad = 0;
+
+ if (pScrPriv)
+ if (!RRGetInfo (pScreen, TRUE))
+ return BadAlloc;
+
+ output = RRFirstOutput (pScreen);
+
+ if (!pScrPriv || !output)
+ {
+ rep.type = X_Reply;
+ rep.setOfRotations = RR_Rotate_0;
+ rep.sequenceNumber = client->sequence;
+ rep.length = 0;
+ rep.root = pWin->drawable.pScreen->root->drawable.id;
+ rep.timestamp = currentTime.milliseconds;
+ rep.configTimestamp = currentTime.milliseconds;
+ rep.nSizes = 0;
+ rep.sizeID = 0;
+ rep.rotation = RR_Rotate_0;
+ rep.rate = 0;
+ rep.nrateEnts = 0;
+ extra = 0;
+ extraLen = 0;
+ }
+ else
+ {
+ int i, j;
+ xScreenSizes *size;
+ CARD16 *rates;
+ CARD8 *data8;
+ Bool has_rate = RRClientKnowsRates (client);
+ RR10DataPtr pData;
+ RRScreenSizePtr pSize;
+
+ pData = RR10GetData (pScreen, output);
+ if (!pData)
+ return BadAlloc;
+
+ rep.type = X_Reply;
+ rep.setOfRotations = output->crtc->rotations;
+ rep.sequenceNumber = client->sequence;
+ rep.length = 0;
+ rep.root = pWin->drawable.pScreen->root->drawable.id;
+ rep.timestamp = pScrPriv->lastSetTime.milliseconds;
+ rep.configTimestamp = pScrPriv->lastConfigTime.milliseconds;
+ rep.rotation = output->crtc->rotation;
+ rep.nSizes = pData->nsize;
+ rep.nrateEnts = pData->nrefresh + pData->nsize;
+ rep.sizeID = pData->size;
+ rep.rate = pData->refresh;
+
+ extraLen = rep.nSizes * sizeof (xScreenSizes);
+ if (has_rate)
+ extraLen += rep.nrateEnts * sizeof (CARD16);
+
+ if (extraLen)
+ {
+ extra = (CARD8 *) malloc(extraLen);
+ if (!extra)
+ {
+ free(pData);
+ return BadAlloc;
+ }
+ }
+ else
+ extra = NULL;
+
+ /*
+ * First comes the size information
+ */
+ size = (xScreenSizes *) extra;
+ rates = (CARD16 *) (size + rep.nSizes);
+ for (i = 0; i < pData->nsize; i++)
+ {
+ pSize = &pData->sizes[i];
+ size->widthInPixels = pSize->width;
+ size->heightInPixels = pSize->height;
+ size->widthInMillimeters = pSize->mmWidth;
+ size->heightInMillimeters = pSize->mmHeight;
+ if (client->swapped)
+ {
+ swaps (&size->widthInPixels, n);
+ swaps (&size->heightInPixels, n);
+ swaps (&size->widthInMillimeters, n);
+ swaps (&size->heightInMillimeters, n);
+ }
+ size++;
+ if (has_rate)
+ {
+ *rates = pSize->nRates;
+ if (client->swapped)
+ {
+ swaps (rates, n);
+ }
+ rates++;
+ for (j = 0; j < pSize->nRates; j++)
+ {
+ *rates = pSize->pRates[j].rate;
+ if (client->swapped)
+ {
+ swaps (rates, n);
+ }
+ rates++;
+ }
+ }
+ }
+ free(pData);
+
+ data8 = (CARD8 *) rates;
+
+ if (data8 - (CARD8 *) extra != extraLen)
+ FatalError ("RRGetScreenInfo bad extra len %ld != %ld\n",
+ (unsigned long)(data8 - (CARD8 *) extra), extraLen);
+ rep.length = bytes_to_int32(extraLen);
+ }
+ if (client->swapped) {
+ swaps(&rep.sequenceNumber, n);
+ swapl(&rep.length, n);
+ swapl(&rep.timestamp, n);
+ swaps(&rep.rotation, n);
+ swaps(&rep.nSizes, n);
+ swaps(&rep.sizeID, n);
+ swaps(&rep.rate, n);
+ swaps(&rep.nrateEnts, n);
+ }
+ WriteToClient(client, sizeof(xRRGetScreenInfoReply), (char *)&rep);
+ if (extraLen)
+ {
+ WriteToClient (client, extraLen, (char *) extra);
+ free(extra);
+ }
+ return Success;
+}
+
+int
+ProcRRSetScreenConfig (ClientPtr client)
+{
+ REQUEST(xRRSetScreenConfigReq);
+ xRRSetScreenConfigReply rep;
+ DrawablePtr pDraw;
+ int n, rc;
+ ScreenPtr pScreen;
+ rrScrPrivPtr pScrPriv;
+ TimeStamp time;
+ int i;
+ Rotation rotation;
+ int rate;
+ Bool has_rate;
+ RROutputPtr output;
+ RRCrtcPtr crtc;
+ RRModePtr mode;
+ RR10DataPtr pData = NULL;
+ RRScreenSizePtr pSize;
+ int width, height;
+
+ UpdateCurrentTime ();
+
+ if (RRClientKnowsRates (client))
+ {
+ REQUEST_SIZE_MATCH (xRRSetScreenConfigReq);
+ has_rate = TRUE;
+ }
+ else
+ {
+ REQUEST_SIZE_MATCH (xRR1_0SetScreenConfigReq);
+ has_rate = FALSE;
+ }
+
+ rc = dixLookupDrawable(&pDraw, stuff->drawable, client, 0, DixWriteAccess);
+ if (rc != Success)
+ return rc;
+
+ pScreen = pDraw->pScreen;
+
+ pScrPriv = rrGetScrPriv(pScreen);
+
+ time = ClientTimeToServerTime(stuff->timestamp);
+
+ if (!pScrPriv)
+ {
+ time = currentTime;
+ rep.status = RRSetConfigFailed;
+ goto sendReply;
+ }
+ if (!RRGetInfo (pScreen, FALSE))
+ return BadAlloc;
+
+ output = RRFirstOutput (pScreen);
+ if (!output)
+ {
+ time = currentTime;
+ rep.status = RRSetConfigFailed;
+ goto sendReply;
+ }
+
+ crtc = output->crtc;
+
+ /*
+ * If the client's config timestamp is not the same as the last config
+ * timestamp, then the config information isn't up-to-date and
+ * can't even be validated.
+ *
+ * Note that the client only knows about the milliseconds part of the
+ * timestamp, so using CompareTimeStamps here would cause randr to suddenly
+ * stop working after several hours have passed (freedesktop bug #6502).
+ */
+ if (stuff->configTimestamp != pScrPriv->lastConfigTime.milliseconds)
+ {
+ rep.status = RRSetConfigInvalidConfigTime;
+ goto sendReply;
+ }
+
+ pData = RR10GetData (pScreen, output);
+ if (!pData)
+ return BadAlloc;
+
+ if (stuff->sizeID >= pData->nsize)
+ {
+ /*
+ * Invalid size ID
+ */
+ client->errorValue = stuff->sizeID;
+ free(pData);
+ return BadValue;
+ }
+ pSize = &pData->sizes[stuff->sizeID];
+
+ /*
+ * Validate requested rotation
+ */
+ rotation = (Rotation) stuff->rotation;
+
+ /* test the rotation bits only! */
+ switch (rotation & 0xf) {
+ case RR_Rotate_0:
+ case RR_Rotate_90:
+ case RR_Rotate_180:
+ case RR_Rotate_270:
+ break;
+ default:
+ /*
+ * Invalid rotation
+ */
+ client->errorValue = stuff->rotation;
+ free(pData);
+ return BadValue;
+ }
+
+ if ((~crtc->rotations) & rotation)
+ {
+ /*
+ * requested rotation or reflection not supported by screen
+ */
+ client->errorValue = stuff->rotation;
+ free(pData);
+ return BadMatch;
+ }
+
+ /*
+ * Validate requested refresh
+ */
+ if (has_rate)
+ rate = (int) stuff->rate;
+ else
+ rate = 0;
+
+ if (rate)
+ {
+ for (i = 0; i < pSize->nRates; i++)
+ {
+ if (pSize->pRates[i].rate == rate)
+ break;
+ }
+ if (i == pSize->nRates)
+ {
+ /*
+ * Invalid rate
+ */
+ client->errorValue = rate;
+ free(pData);
+ return BadValue;
+ }
+ mode = pSize->pRates[i].mode;
+ }
+ else
+ mode = pSize->pRates[0].mode;
+
+ /*
+ * Make sure the requested set-time is not older than
+ * the last set-time
+ */
+ if (CompareTimeStamps (time, pScrPriv->lastSetTime) < 0)
+ {
+ rep.status = RRSetConfigInvalidTime;
+ goto sendReply;
+ }
+
+ /*
+ * If the screen size is changing, adjust all of the other outputs
+ * to fit the new size, mirroring as much as possible
+ */
+ width = mode->mode.width;
+ height = mode->mode.height;
+ if (rotation & (RR_Rotate_90|RR_Rotate_270))
+ {
+ width = mode->mode.height;
+ height = mode->mode.width;
+ }
+
+ if (width < pScrPriv->minWidth || pScrPriv->maxWidth < width) {
+ client->errorValue = width;
+ free(pData);
+ return BadValue;
+ }
+ if (height < pScrPriv->minHeight || pScrPriv->maxHeight < height) {
+ client->errorValue = height;
+ free(pData);
+ return BadValue;
+ }
+
+ if (width != pScreen->width || height != pScreen->height)
+ {
+ int c;
+
+ for (c = 0; c < pScrPriv->numCrtcs; c++)
+ {
+ if (!RRCrtcSet (pScrPriv->crtcs[c], NULL, 0, 0, RR_Rotate_0,
+ 0, NULL))
+ {
+ rep.status = RRSetConfigFailed;
+ /* XXX recover from failure */
+ goto sendReply;
+ }
+ }
+ if (!RRScreenSizeSet (pScreen, width, height,
+ pScreen->mmWidth, pScreen->mmHeight))
+ {
+ rep.status = RRSetConfigFailed;
+ /* XXX recover from failure */
+ goto sendReply;
+ }
+ }
+
+ if (!RRCrtcSet (crtc, mode, 0, 0, stuff->rotation, 1, &output))
+ rep.status = RRSetConfigFailed;
+ else {
+ pScrPriv->lastSetTime = time;
+ rep.status = RRSetConfigSuccess;
+ }
+
+ /*
+ * XXX Configure other crtcs to mirror as much as possible
+ */
+
+sendReply:
+
+ free(pData);
+
+ rep.type = X_Reply;
+ /* rep.status has already been filled in */
+ rep.length = 0;
+ rep.sequenceNumber = client->sequence;
+
+ rep.newTimestamp = pScrPriv->lastSetTime.milliseconds;
+ rep.newConfigTimestamp = pScrPriv->lastConfigTime.milliseconds;
+ rep.root = pDraw->pScreen->root->drawable.id;
+
+ if (client->swapped)
+ {
+ swaps(&rep.sequenceNumber, n);
+ swapl(&rep.length, n);
+ swapl(&rep.newTimestamp, n);
+ swapl(&rep.newConfigTimestamp, n);
+ swapl(&rep.root, n);
+ }
+ WriteToClient(client, sizeof(xRRSetScreenConfigReply), (char *)&rep);
+
+ return Success;
+}
+
+static CARD16
+RR10CurrentSizeID (ScreenPtr pScreen)
+{
+ CARD16 sizeID = 0xffff;
+ RROutputPtr output = RRFirstOutput (pScreen);
+
+ if (output)
+ {
+ RR10DataPtr data = RR10GetData (pScreen, output);
+ if (data)
+ {
+ int i;
+ for (i = 0; i < data->nsize; i++)
+ if (data->sizes[i].width == pScreen->width &&
+ data->sizes[i].height == pScreen->height)
+ {
+ sizeID = (CARD16) i;
+ break;
+ }
+ free(data);
+ }
+ }
+ return sizeID;
+}
diff --git a/xorg-server/randr/rrsdispatch.c b/xorg-server/randr/rrsdispatch.c index e16090a41..0a9207bac 100644 --- a/xorg-server/randr/rrsdispatch.c +++ b/xorg-server/randr/rrsdispatch.c @@ -1,503 +1,503 @@ -/* - * Copyright © 2006 Keith Packard - * - * Permission to use, copy, modify, distribute, and sell this software and its - * documentation for any purpose is hereby granted without fee, provided that - * the above copyright notice appear in all copies and that both that copyright - * notice and this permission notice appear in supporting documentation, and - * that the name of the copyright holders not be used in advertising or - * publicity pertaining to distribution of the software without specific, - * written prior permission. The copyright holders make no representations - * about the suitability of this software for any purpose. It is provided "as - * is" without express or implied warranty. - * - * THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, - * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO - * EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY SPECIAL, INDIRECT OR - * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, - * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER - * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE - * OF THIS SOFTWARE. - */ - -#include "randrstr.h" - -static int -SProcRRQueryVersion (ClientPtr client) -{ - register int n; - REQUEST(xRRQueryVersionReq); - - swaps(&stuff->length, n); - swapl(&stuff->majorVersion, n); - swapl(&stuff->minorVersion, n); - return (*ProcRandrVector[stuff->randrReqType]) (client); -} - -static int -SProcRRGetScreenInfo (ClientPtr client) -{ - register int n; - REQUEST(xRRGetScreenInfoReq); - - swaps(&stuff->length, n); - swapl(&stuff->window, n); - return (*ProcRandrVector[stuff->randrReqType]) (client); -} - -static int -SProcRRSetScreenConfig (ClientPtr client) -{ - register int n; - REQUEST(xRRSetScreenConfigReq); - - if (RRClientKnowsRates (client)) - { - REQUEST_SIZE_MATCH (xRRSetScreenConfigReq); - swaps (&stuff->rate, n); - } - else - { - REQUEST_SIZE_MATCH (xRR1_0SetScreenConfigReq); - } - - swaps(&stuff->length, n); - swapl(&stuff->drawable, n); - swapl(&stuff->timestamp, n); - swaps(&stuff->sizeID, n); - swaps(&stuff->rotation, n); - return (*ProcRandrVector[stuff->randrReqType]) (client); -} - -static int -SProcRRSelectInput (ClientPtr client) -{ - register int n; - REQUEST(xRRSelectInputReq); - - swaps(&stuff->length, n); - swapl(&stuff->window, n); - swaps(&stuff->enable, n); - return (*ProcRandrVector[stuff->randrReqType]) (client); -} - -static int -SProcRRGetScreenSizeRange (ClientPtr client) -{ - int n; - REQUEST(xRRGetScreenSizeRangeReq); - - REQUEST_SIZE_MATCH(xRRGetScreenSizeRangeReq); - swaps(&stuff->length, n); - swapl(&stuff->window, n); - return (*ProcRandrVector[stuff->randrReqType]) (client); -} - -static int -SProcRRSetScreenSize (ClientPtr client) -{ - int n; - REQUEST(xRRSetScreenSizeReq); - - REQUEST_SIZE_MATCH(xRRSetScreenSizeReq); - swaps(&stuff->length, n); - swapl(&stuff->window, n); - swaps(&stuff->width, n); - swaps(&stuff->height, n); - swapl(&stuff->widthInMillimeters, n); - swapl(&stuff->heightInMillimeters, n); - return (*ProcRandrVector[stuff->randrReqType]) (client); -} - -static int -SProcRRGetScreenResources (ClientPtr client) -{ - int n; - REQUEST(xRRGetScreenResourcesReq); - - REQUEST_SIZE_MATCH(xRRGetScreenResourcesReq); - swaps(&stuff->length, n); - swapl(&stuff->window, n); - return (*ProcRandrVector[stuff->randrReqType]) (client); -} - -static int -SProcRRGetOutputInfo (ClientPtr client) -{ - int n; - REQUEST(xRRGetOutputInfoReq); - - REQUEST_SIZE_MATCH(xRRGetOutputInfoReq); - swaps(&stuff->length, n); - swapl(&stuff->output, n); - swapl(&stuff->configTimestamp, n); - return (*ProcRandrVector[stuff->randrReqType]) (client); -} - -static int -SProcRRListOutputProperties (ClientPtr client) -{ - int n; - REQUEST(xRRListOutputPropertiesReq); - - REQUEST_SIZE_MATCH(xRRListOutputPropertiesReq); - swaps(&stuff->length, n); - swapl(&stuff->output, n); - return (*ProcRandrVector[stuff->randrReqType]) (client); -} - -static int -SProcRRQueryOutputProperty (ClientPtr client) -{ - int n; - REQUEST(xRRQueryOutputPropertyReq); - - REQUEST_SIZE_MATCH(xRRQueryOutputPropertyReq); - swaps(&stuff->length, n); - swapl(&stuff->output, n); - swapl(&stuff->property, n); - return (*ProcRandrVector[stuff->randrReqType]) (client); -} - -static int -SProcRRConfigureOutputProperty (ClientPtr client) -{ - int n; - REQUEST(xRRConfigureOutputPropertyReq); - - swaps(&stuff->length, n); - swapl(&stuff->output, n); - swapl(&stuff->property, n); - SwapRestL(stuff); - return (*ProcRandrVector[stuff->randrReqType]) (client); -} - -static int -SProcRRChangeOutputProperty (ClientPtr client) -{ - int n; - REQUEST(xRRChangeOutputPropertyReq); - - REQUEST_AT_LEAST_SIZE (xRRChangeOutputPropertyReq); - swaps(&stuff->length, n); - swapl(&stuff->output, n); - swapl(&stuff->property, n); - swapl(&stuff->type, n); - swapl(&stuff->nUnits, n); - switch(stuff->format) { - case 8: - break; - case 16: - SwapRestS(stuff); - break; - case 32: - SwapRestL(stuff); - break; - default: - client->errorValue = stuff->format; - return BadValue; - } - return (*ProcRandrVector[stuff->randrReqType]) (client); -} - -static int -SProcRRDeleteOutputProperty (ClientPtr client) -{ - int n; - REQUEST(xRRDeleteOutputPropertyReq); - - REQUEST_SIZE_MATCH(xRRDeleteOutputPropertyReq); - swaps(&stuff->length, n); - swapl(&stuff->output, n); - swapl(&stuff->property, n); - return (*ProcRandrVector[stuff->randrReqType]) (client); -} - -static int -SProcRRGetOutputProperty (ClientPtr client) -{ - int n; - REQUEST(xRRGetOutputPropertyReq); - - REQUEST_SIZE_MATCH(xRRGetOutputPropertyReq); - swaps(&stuff->length, n); - swapl(&stuff->output, n); - swapl(&stuff->property, n); - swapl(&stuff->type, n); - swapl(&stuff->longOffset, n); - swapl(&stuff->longLength, n); - return (*ProcRandrVector[stuff->randrReqType]) (client); -} - -static int -SProcRRCreateMode (ClientPtr client) -{ - int n; - xRRModeInfo *modeinfo; - REQUEST(xRRCreateModeReq); - - REQUEST_AT_LEAST_SIZE(xRRCreateModeReq); - swaps(&stuff->length, n); - swapl(&stuff->window, n); - - modeinfo = &stuff->modeInfo; - swapl(&modeinfo->id, n); - swaps(&modeinfo->width, n); - swaps(&modeinfo->height, n); - swapl(&modeinfo->dotClock, n); - swaps(&modeinfo->hSyncStart, n); - swaps(&modeinfo->hSyncEnd, n); - swaps(&modeinfo->hTotal, n); - swaps(&modeinfo->vSyncStart, n); - swaps(&modeinfo->vSyncEnd, n); - swaps(&modeinfo->vTotal, n); - swaps(&modeinfo->nameLength, n); - swapl(&modeinfo->modeFlags, n); - return (*ProcRandrVector[stuff->randrReqType]) (client); -} - -static int -SProcRRDestroyMode (ClientPtr client) -{ - int n; - REQUEST(xRRDestroyModeReq); - - REQUEST_SIZE_MATCH(xRRDestroyModeReq); - swaps(&stuff->length, n); - swapl(&stuff->mode, n); - return (*ProcRandrVector[stuff->randrReqType]) (client); -} - -static int -SProcRRAddOutputMode (ClientPtr client) -{ - int n; - REQUEST(xRRAddOutputModeReq); - - REQUEST_SIZE_MATCH(xRRAddOutputModeReq); - swaps(&stuff->length, n); - swapl(&stuff->output, n); - swapl(&stuff->mode, n); - return (*ProcRandrVector[stuff->randrReqType]) (client); -} - -static int -SProcRRDeleteOutputMode (ClientPtr client) -{ - int n; - REQUEST(xRRDeleteOutputModeReq); - - REQUEST_SIZE_MATCH(xRRDeleteOutputModeReq); - swaps(&stuff->length, n); - swapl(&stuff->output, n); - swapl(&stuff->mode, n); - return (*ProcRandrVector[stuff->randrReqType]) (client); -} - -static int -SProcRRGetCrtcInfo (ClientPtr client) -{ - int n; - REQUEST(xRRGetCrtcInfoReq); - - REQUEST_SIZE_MATCH(xRRGetCrtcInfoReq); - swaps(&stuff->length, n); - swapl(&stuff->crtc, n); - swapl(&stuff->configTimestamp, n); - return (*ProcRandrVector[stuff->randrReqType]) (client); -} - -static int -SProcRRSetCrtcConfig (ClientPtr client) -{ - int n; - REQUEST(xRRSetCrtcConfigReq); - - REQUEST_AT_LEAST_SIZE(xRRSetCrtcConfigReq); - swaps(&stuff->length, n); - swapl(&stuff->crtc, n); - swapl(&stuff->timestamp, n); - swapl(&stuff->configTimestamp, n); - swaps(&stuff->x, n); - swaps(&stuff->y, n); - swapl(&stuff->mode, n); - swaps(&stuff->rotation, n); - SwapRestL(stuff); - return (*ProcRandrVector[stuff->randrReqType]) (client); -} - -static int -SProcRRGetCrtcGammaSize (ClientPtr client) -{ - int n; - REQUEST(xRRGetCrtcGammaSizeReq); - - REQUEST_SIZE_MATCH(xRRGetCrtcGammaSizeReq); - swaps(&stuff->length, n); - swapl(&stuff->crtc, n); - return (*ProcRandrVector[stuff->randrReqType]) (client); -} - -static int -SProcRRGetCrtcGamma (ClientPtr client) -{ - int n; - REQUEST(xRRGetCrtcGammaReq); - - REQUEST_SIZE_MATCH(xRRGetCrtcGammaReq); - swaps(&stuff->length, n); - swapl(&stuff->crtc, n); - return (*ProcRandrVector[stuff->randrReqType]) (client); -} - -static int -SProcRRSetCrtcGamma (ClientPtr client) -{ - int n; - REQUEST(xRRSetCrtcGammaReq); - - REQUEST_AT_LEAST_SIZE(xRRSetCrtcGammaReq); - swaps(&stuff->length, n); - swapl(&stuff->crtc, n); - swaps(&stuff->size, n); - SwapRestS(stuff); - return (*ProcRandrVector[stuff->randrReqType]) (client); -} - -static int -SProcRRSetCrtcTransform (ClientPtr client) -{ - int n, nparams; - char *filter; - CARD32 *params; - REQUEST(xRRSetCrtcTransformReq); - - REQUEST_AT_LEAST_SIZE(xRRSetCrtcTransformReq); - swaps(&stuff->length, n); - swapl(&stuff->crtc, n); - SwapLongs((CARD32 *)&stuff->transform, bytes_to_int32(sizeof(xRenderTransform))); - swaps(&stuff->nbytesFilter, n); - filter = (char *)(stuff + 1); - params = (CARD32 *) (filter + pad_to_int32(stuff->nbytesFilter)); - nparams = ((CARD32 *) stuff + client->req_len) - params; - if (nparams < 0) - return BadLength; - - SwapLongs(params, nparams); - return (*ProcRandrVector[stuff->randrReqType]) (client); -} - -static int -SProcRRGetCrtcTransform (ClientPtr client) -{ - int n; - REQUEST(xRRGetCrtcTransformReq); - - REQUEST_SIZE_MATCH(xRRGetCrtcTransformReq); - swaps(&stuff->length, n); - swapl(&stuff->crtc, n); - return (*ProcRandrVector[stuff->randrReqType]) (client); -} - -static int -SProcRRGetPanning (ClientPtr client) -{ - int n; - REQUEST(xRRGetPanningReq); - - REQUEST_SIZE_MATCH(xRRGetPanningReq); - swaps(&stuff->length, n); - swapl(&stuff->crtc, n); - return (*ProcRandrVector[stuff->randrReqType]) (client); -} - -static int -SProcRRSetPanning (ClientPtr client) -{ - int n; - REQUEST(xRRSetPanningReq); - - REQUEST_SIZE_MATCH(xRRSetPanningReq); - swaps(&stuff->length, n); - swapl(&stuff->crtc, n); - swapl(&stuff->timestamp, n); - swaps(&stuff->left, n); - swaps(&stuff->top, n); - swaps(&stuff->width, n); - swaps(&stuff->height, n); - swaps(&stuff->track_left, n); - swaps(&stuff->track_top, n); - swaps(&stuff->track_width, n); - swaps(&stuff->track_height, n); - swaps(&stuff->border_left, n); - swaps(&stuff->border_top, n); - swaps(&stuff->border_right, n); - swaps(&stuff->border_bottom, n); - return (*ProcRandrVector[stuff->randrReqType]) (client); -} - -static int -SProcRRSetOutputPrimary (ClientPtr client) -{ - int n; - REQUEST(xRRSetOutputPrimaryReq); - - REQUEST_SIZE_MATCH(xRRSetOutputPrimaryReq); - swaps(&stuff->length, n); - swapl(&stuff->window, n); - swapl(&stuff->output, n); - return ProcRandrVector[stuff->randrReqType](client); -} - -static int -SProcRRGetOutputPrimary (ClientPtr client) -{ - int n; - REQUEST(xRRGetOutputPrimaryReq); - - REQUEST_SIZE_MATCH(xRRGetOutputPrimaryReq); - swaps(&stuff->length, n); - swapl(&stuff->window, n); - return ProcRandrVector[stuff->randrReqType](client); -} - -int (*SProcRandrVector[RRNumberRequests])(ClientPtr) = { - SProcRRQueryVersion, /* 0 */ -/* we skip 1 to make old clients fail pretty immediately */ - NULL, /* 1 SProcRandrOldGetScreenInfo */ -/* V1.0 apps share the same set screen config request id */ - SProcRRSetScreenConfig, /* 2 */ - NULL, /* 3 SProcRandrOldScreenChangeSelectInput */ -/* 3 used to be ScreenChangeSelectInput; deprecated */ - SProcRRSelectInput, /* 4 */ - SProcRRGetScreenInfo, /* 5 */ -/* V1.2 additions */ - SProcRRGetScreenSizeRange, /* 6 */ - SProcRRSetScreenSize, /* 7 */ - SProcRRGetScreenResources, /* 8 */ - SProcRRGetOutputInfo, /* 9 */ - SProcRRListOutputProperties,/* 10 */ - SProcRRQueryOutputProperty, /* 11 */ - SProcRRConfigureOutputProperty, /* 12 */ - SProcRRChangeOutputProperty,/* 13 */ - SProcRRDeleteOutputProperty,/* 14 */ - SProcRRGetOutputProperty, /* 15 */ - SProcRRCreateMode, /* 16 */ - SProcRRDestroyMode, /* 17 */ - SProcRRAddOutputMode, /* 18 */ - SProcRRDeleteOutputMode, /* 19 */ - SProcRRGetCrtcInfo, /* 20 */ - SProcRRSetCrtcConfig, /* 21 */ - SProcRRGetCrtcGammaSize, /* 22 */ - SProcRRGetCrtcGamma, /* 23 */ - SProcRRSetCrtcGamma, /* 24 */ -/* V1.3 additions */ - SProcRRGetScreenResources, /* 25 GetScreenResourcesCurrent */ - SProcRRSetCrtcTransform, /* 26 */ - SProcRRGetCrtcTransform, /* 27 */ - SProcRRGetPanning, /* 28 */ - SProcRRSetPanning, /* 29 */ - SProcRRSetOutputPrimary, /* 30 */ - SProcRRGetOutputPrimary, /* 31 */ -}; - +/*
+ * Copyright © 2006 Keith Packard
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and its
+ * documentation for any purpose is hereby granted without fee, provided that
+ * the above copyright notice appear in all copies and that both that copyright
+ * notice and this permission notice appear in supporting documentation, and
+ * that the name of the copyright holders not be used in advertising or
+ * publicity pertaining to distribution of the software without specific,
+ * written prior permission. The copyright holders make no representations
+ * about the suitability of this software for any purpose. It is provided "as
+ * is" without express or implied warranty.
+ *
+ * THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+ * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
+ * EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY SPECIAL, INDIRECT OR
+ * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
+ * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
+ * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
+ * OF THIS SOFTWARE.
+ */
+
+#include "randrstr.h"
+
+static int
+SProcRRQueryVersion (ClientPtr client)
+{
+ register int n;
+ REQUEST(xRRQueryVersionReq);
+
+ swaps(&stuff->length, n);
+ swapl(&stuff->majorVersion, n);
+ swapl(&stuff->minorVersion, n);
+ return (*ProcRandrVector[stuff->randrReqType]) (client);
+}
+
+static int
+SProcRRGetScreenInfo (ClientPtr client)
+{
+ register int n;
+ REQUEST(xRRGetScreenInfoReq);
+
+ swaps(&stuff->length, n);
+ swapl(&stuff->window, n);
+ return (*ProcRandrVector[stuff->randrReqType]) (client);
+}
+
+static int
+SProcRRSetScreenConfig (ClientPtr client)
+{
+ register int n;
+ REQUEST(xRRSetScreenConfigReq);
+
+ if (RRClientKnowsRates (client))
+ {
+ REQUEST_SIZE_MATCH (xRRSetScreenConfigReq);
+ swaps (&stuff->rate, n);
+ }
+ else
+ {
+ REQUEST_SIZE_MATCH (xRR1_0SetScreenConfigReq);
+ }
+
+ swaps(&stuff->length, n);
+ swapl(&stuff->drawable, n);
+ swapl(&stuff->timestamp, n);
+ swaps(&stuff->sizeID, n);
+ swaps(&stuff->rotation, n);
+ return (*ProcRandrVector[stuff->randrReqType]) (client);
+}
+
+static int
+SProcRRSelectInput (ClientPtr client)
+{
+ register int n;
+ REQUEST(xRRSelectInputReq);
+
+ swaps(&stuff->length, n);
+ swapl(&stuff->window, n);
+ swaps(&stuff->enable, n);
+ return (*ProcRandrVector[stuff->randrReqType]) (client);
+}
+
+static int
+SProcRRGetScreenSizeRange (ClientPtr client)
+{
+ int n;
+ REQUEST(xRRGetScreenSizeRangeReq);
+
+ REQUEST_SIZE_MATCH(xRRGetScreenSizeRangeReq);
+ swaps(&stuff->length, n);
+ swapl(&stuff->window, n);
+ return (*ProcRandrVector[stuff->randrReqType]) (client);
+}
+
+static int
+SProcRRSetScreenSize (ClientPtr client)
+{
+ int n;
+ REQUEST(xRRSetScreenSizeReq);
+
+ REQUEST_SIZE_MATCH(xRRSetScreenSizeReq);
+ swaps(&stuff->length, n);
+ swapl(&stuff->window, n);
+ swaps(&stuff->width, n);
+ swaps(&stuff->height, n);
+ swapl(&stuff->widthInMillimeters, n);
+ swapl(&stuff->heightInMillimeters, n);
+ return (*ProcRandrVector[stuff->randrReqType]) (client);
+}
+
+static int
+SProcRRGetScreenResources (ClientPtr client)
+{
+ int n;
+ REQUEST(xRRGetScreenResourcesReq);
+
+ REQUEST_SIZE_MATCH(xRRGetScreenResourcesReq);
+ swaps(&stuff->length, n);
+ swapl(&stuff->window, n);
+ return (*ProcRandrVector[stuff->randrReqType]) (client);
+}
+
+static int
+SProcRRGetOutputInfo (ClientPtr client)
+{
+ int n;
+ REQUEST(xRRGetOutputInfoReq);
+
+ REQUEST_SIZE_MATCH(xRRGetOutputInfoReq);
+ swaps(&stuff->length, n);
+ swapl(&stuff->output, n);
+ swapl(&stuff->configTimestamp, n);
+ return (*ProcRandrVector[stuff->randrReqType]) (client);
+}
+
+static int
+SProcRRListOutputProperties (ClientPtr client)
+{
+ int n;
+ REQUEST(xRRListOutputPropertiesReq);
+
+ REQUEST_SIZE_MATCH(xRRListOutputPropertiesReq);
+ swaps(&stuff->length, n);
+ swapl(&stuff->output, n);
+ return (*ProcRandrVector[stuff->randrReqType]) (client);
+}
+
+static int
+SProcRRQueryOutputProperty (ClientPtr client)
+{
+ int n;
+ REQUEST(xRRQueryOutputPropertyReq);
+
+ REQUEST_SIZE_MATCH(xRRQueryOutputPropertyReq);
+ swaps(&stuff->length, n);
+ swapl(&stuff->output, n);
+ swapl(&stuff->property, n);
+ return (*ProcRandrVector[stuff->randrReqType]) (client);
+}
+
+static int
+SProcRRConfigureOutputProperty (ClientPtr client)
+{
+ int n;
+ REQUEST(xRRConfigureOutputPropertyReq);
+
+ swaps(&stuff->length, n);
+ swapl(&stuff->output, n);
+ swapl(&stuff->property, n);
+ SwapRestL(stuff);
+ return (*ProcRandrVector[stuff->randrReqType]) (client);
+}
+
+static int
+SProcRRChangeOutputProperty (ClientPtr client)
+{
+ int n;
+ REQUEST(xRRChangeOutputPropertyReq);
+
+ REQUEST_AT_LEAST_SIZE (xRRChangeOutputPropertyReq);
+ swaps(&stuff->length, n);
+ swapl(&stuff->output, n);
+ swapl(&stuff->property, n);
+ swapl(&stuff->type, n);
+ swapl(&stuff->nUnits, n);
+ switch(stuff->format) {
+ case 8:
+ break;
+ case 16:
+ SwapRestS(stuff);
+ break;
+ case 32:
+ SwapRestL(stuff);
+ break;
+ default:
+ client->errorValue = stuff->format;
+ return BadValue;
+ }
+ return (*ProcRandrVector[stuff->randrReqType]) (client);
+}
+
+static int
+SProcRRDeleteOutputProperty (ClientPtr client)
+{
+ int n;
+ REQUEST(xRRDeleteOutputPropertyReq);
+
+ REQUEST_SIZE_MATCH(xRRDeleteOutputPropertyReq);
+ swaps(&stuff->length, n);
+ swapl(&stuff->output, n);
+ swapl(&stuff->property, n);
+ return (*ProcRandrVector[stuff->randrReqType]) (client);
+}
+
+static int
+SProcRRGetOutputProperty (ClientPtr client)
+{
+ int n;
+ REQUEST(xRRGetOutputPropertyReq);
+
+ REQUEST_SIZE_MATCH(xRRGetOutputPropertyReq);
+ swaps(&stuff->length, n);
+ swapl(&stuff->output, n);
+ swapl(&stuff->property, n);
+ swapl(&stuff->type, n);
+ swapl(&stuff->longOffset, n);
+ swapl(&stuff->longLength, n);
+ return (*ProcRandrVector[stuff->randrReqType]) (client);
+}
+
+static int
+SProcRRCreateMode (ClientPtr client)
+{
+ int n;
+ xRRModeInfo *modeinfo;
+ REQUEST(xRRCreateModeReq);
+
+ REQUEST_AT_LEAST_SIZE(xRRCreateModeReq);
+ swaps(&stuff->length, n);
+ swapl(&stuff->window, n);
+
+ modeinfo = &stuff->modeInfo;
+ swapl(&modeinfo->id, n);
+ swaps(&modeinfo->width, n);
+ swaps(&modeinfo->height, n);
+ swapl(&modeinfo->dotClock, n);
+ swaps(&modeinfo->hSyncStart, n);
+ swaps(&modeinfo->hSyncEnd, n);
+ swaps(&modeinfo->hTotal, n);
+ swaps(&modeinfo->vSyncStart, n);
+ swaps(&modeinfo->vSyncEnd, n);
+ swaps(&modeinfo->vTotal, n);
+ swaps(&modeinfo->nameLength, n);
+ swapl(&modeinfo->modeFlags, n);
+ return (*ProcRandrVector[stuff->randrReqType]) (client);
+}
+
+static int
+SProcRRDestroyMode (ClientPtr client)
+{
+ int n;
+ REQUEST(xRRDestroyModeReq);
+
+ REQUEST_SIZE_MATCH(xRRDestroyModeReq);
+ swaps(&stuff->length, n);
+ swapl(&stuff->mode, n);
+ return (*ProcRandrVector[stuff->randrReqType]) (client);
+}
+
+static int
+SProcRRAddOutputMode (ClientPtr client)
+{
+ int n;
+ REQUEST(xRRAddOutputModeReq);
+
+ REQUEST_SIZE_MATCH(xRRAddOutputModeReq);
+ swaps(&stuff->length, n);
+ swapl(&stuff->output, n);
+ swapl(&stuff->mode, n);
+ return (*ProcRandrVector[stuff->randrReqType]) (client);
+}
+
+static int
+SProcRRDeleteOutputMode (ClientPtr client)
+{
+ int n;
+ REQUEST(xRRDeleteOutputModeReq);
+
+ REQUEST_SIZE_MATCH(xRRDeleteOutputModeReq);
+ swaps(&stuff->length, n);
+ swapl(&stuff->output, n);
+ swapl(&stuff->mode, n);
+ return (*ProcRandrVector[stuff->randrReqType]) (client);
+}
+
+static int
+SProcRRGetCrtcInfo (ClientPtr client)
+{
+ int n;
+ REQUEST(xRRGetCrtcInfoReq);
+
+ REQUEST_SIZE_MATCH(xRRGetCrtcInfoReq);
+ swaps(&stuff->length, n);
+ swapl(&stuff->crtc, n);
+ swapl(&stuff->configTimestamp, n);
+ return (*ProcRandrVector[stuff->randrReqType]) (client);
+}
+
+static int
+SProcRRSetCrtcConfig (ClientPtr client)
+{
+ int n;
+ REQUEST(xRRSetCrtcConfigReq);
+
+ REQUEST_AT_LEAST_SIZE(xRRSetCrtcConfigReq);
+ swaps(&stuff->length, n);
+ swapl(&stuff->crtc, n);
+ swapl(&stuff->timestamp, n);
+ swapl(&stuff->configTimestamp, n);
+ swaps(&stuff->x, n);
+ swaps(&stuff->y, n);
+ swapl(&stuff->mode, n);
+ swaps(&stuff->rotation, n);
+ SwapRestL(stuff);
+ return (*ProcRandrVector[stuff->randrReqType]) (client);
+}
+
+static int
+SProcRRGetCrtcGammaSize (ClientPtr client)
+{
+ int n;
+ REQUEST(xRRGetCrtcGammaSizeReq);
+
+ REQUEST_SIZE_MATCH(xRRGetCrtcGammaSizeReq);
+ swaps(&stuff->length, n);
+ swapl(&stuff->crtc, n);
+ return (*ProcRandrVector[stuff->randrReqType]) (client);
+}
+
+static int
+SProcRRGetCrtcGamma (ClientPtr client)
+{
+ int n;
+ REQUEST(xRRGetCrtcGammaReq);
+
+ REQUEST_SIZE_MATCH(xRRGetCrtcGammaReq);
+ swaps(&stuff->length, n);
+ swapl(&stuff->crtc, n);
+ return (*ProcRandrVector[stuff->randrReqType]) (client);
+}
+
+static int
+SProcRRSetCrtcGamma (ClientPtr client)
+{
+ int n;
+ REQUEST(xRRSetCrtcGammaReq);
+
+ REQUEST_AT_LEAST_SIZE(xRRSetCrtcGammaReq);
+ swaps(&stuff->length, n);
+ swapl(&stuff->crtc, n);
+ swaps(&stuff->size, n);
+ SwapRestS(stuff);
+ return (*ProcRandrVector[stuff->randrReqType]) (client);
+}
+
+static int
+SProcRRSetCrtcTransform (ClientPtr client)
+{
+ int n, nparams;
+ char *filter;
+ CARD32 *params;
+ REQUEST(xRRSetCrtcTransformReq);
+
+ REQUEST_AT_LEAST_SIZE(xRRSetCrtcTransformReq);
+ swaps(&stuff->length, n);
+ swapl(&stuff->crtc, n);
+ SwapLongs((CARD32 *)&stuff->transform, bytes_to_int32(sizeof(xRenderTransform)));
+ swaps(&stuff->nbytesFilter, n);
+ filter = (char *)(stuff + 1);
+ params = (CARD32 *) (filter + pad_to_int32(stuff->nbytesFilter));
+ nparams = ((CARD32 *) stuff + client->req_len) - params;
+ if (nparams < 0)
+ return BadLength;
+
+ SwapLongs(params, nparams);
+ return (*ProcRandrVector[stuff->randrReqType]) (client);
+}
+
+static int
+SProcRRGetCrtcTransform (ClientPtr client)
+{
+ int n;
+ REQUEST(xRRGetCrtcTransformReq);
+
+ REQUEST_SIZE_MATCH(xRRGetCrtcTransformReq);
+ swaps(&stuff->length, n);
+ swapl(&stuff->crtc, n);
+ return (*ProcRandrVector[stuff->randrReqType]) (client);
+}
+
+static int
+SProcRRGetPanning (ClientPtr client)
+{
+ int n;
+ REQUEST(xRRGetPanningReq);
+
+ REQUEST_SIZE_MATCH(xRRGetPanningReq);
+ swaps(&stuff->length, n);
+ swapl(&stuff->crtc, n);
+ return (*ProcRandrVector[stuff->randrReqType]) (client);
+}
+
+static int
+SProcRRSetPanning (ClientPtr client)
+{
+ int n;
+ REQUEST(xRRSetPanningReq);
+
+ REQUEST_SIZE_MATCH(xRRSetPanningReq);
+ swaps(&stuff->length, n);
+ swapl(&stuff->crtc, n);
+ swapl(&stuff->timestamp, n);
+ swaps(&stuff->left, n);
+ swaps(&stuff->top, n);
+ swaps(&stuff->width, n);
+ swaps(&stuff->height, n);
+ swaps(&stuff->track_left, n);
+ swaps(&stuff->track_top, n);
+ swaps(&stuff->track_width, n);
+ swaps(&stuff->track_height, n);
+ swaps(&stuff->border_left, n);
+ swaps(&stuff->border_top, n);
+ swaps(&stuff->border_right, n);
+ swaps(&stuff->border_bottom, n);
+ return (*ProcRandrVector[stuff->randrReqType]) (client);
+}
+
+static int
+SProcRRSetOutputPrimary (ClientPtr client)
+{
+ int n;
+ REQUEST(xRRSetOutputPrimaryReq);
+
+ REQUEST_SIZE_MATCH(xRRSetOutputPrimaryReq);
+ swaps(&stuff->length, n);
+ swapl(&stuff->window, n);
+ swapl(&stuff->output, n);
+ return ProcRandrVector[stuff->randrReqType](client);
+}
+
+static int
+SProcRRGetOutputPrimary (ClientPtr client)
+{
+ int n;
+ REQUEST(xRRGetOutputPrimaryReq);
+
+ REQUEST_SIZE_MATCH(xRRGetOutputPrimaryReq);
+ swaps(&stuff->length, n);
+ swapl(&stuff->window, n);
+ return ProcRandrVector[stuff->randrReqType](client);
+}
+
+int (*SProcRandrVector[RRNumberRequests])(ClientPtr) = {
+ SProcRRQueryVersion, /* 0 */
+/* we skip 1 to make old clients fail pretty immediately */
+ NULL, /* 1 SProcRandrOldGetScreenInfo */
+/* V1.0 apps share the same set screen config request id */
+ SProcRRSetScreenConfig, /* 2 */
+ NULL, /* 3 SProcRandrOldScreenChangeSelectInput */
+/* 3 used to be ScreenChangeSelectInput; deprecated */
+ SProcRRSelectInput, /* 4 */
+ SProcRRGetScreenInfo, /* 5 */
+/* V1.2 additions */
+ SProcRRGetScreenSizeRange, /* 6 */
+ SProcRRSetScreenSize, /* 7 */
+ SProcRRGetScreenResources, /* 8 */
+ SProcRRGetOutputInfo, /* 9 */
+ SProcRRListOutputProperties,/* 10 */
+ SProcRRQueryOutputProperty, /* 11 */
+ SProcRRConfigureOutputProperty, /* 12 */
+ SProcRRChangeOutputProperty,/* 13 */
+ SProcRRDeleteOutputProperty,/* 14 */
+ SProcRRGetOutputProperty, /* 15 */
+ SProcRRCreateMode, /* 16 */
+ SProcRRDestroyMode, /* 17 */
+ SProcRRAddOutputMode, /* 18 */
+ SProcRRDeleteOutputMode, /* 19 */
+ SProcRRGetCrtcInfo, /* 20 */
+ SProcRRSetCrtcConfig, /* 21 */
+ SProcRRGetCrtcGammaSize, /* 22 */
+ SProcRRGetCrtcGamma, /* 23 */
+ SProcRRSetCrtcGamma, /* 24 */
+/* V1.3 additions */
+ SProcRRGetScreenResources, /* 25 GetScreenResourcesCurrent */
+ SProcRRSetCrtcTransform, /* 26 */
+ SProcRRGetCrtcTransform, /* 27 */
+ SProcRRGetPanning, /* 28 */
+ SProcRRSetPanning, /* 29 */
+ SProcRRSetOutputPrimary, /* 30 */
+ SProcRRGetOutputPrimary, /* 31 */
+};
+
diff --git a/xorg-server/randr/rrtransform.c b/xorg-server/randr/rrtransform.c index e1620498b..102a0f48e 100644 --- a/xorg-server/randr/rrtransform.c +++ b/xorg-server/randr/rrtransform.c @@ -1,283 +1,283 @@ -/* - * Copyright © 2007 Keith Packard - * - * Permission to use, copy, modify, distribute, and sell this software and its - * documentation for any purpose is hereby granted without fee, provided that - * the above copyright notice appear in all copies and that both that copyright - * notice and this permission notice appear in supporting documentation, and - * that the name of the copyright holders not be used in advertising or - * publicity pertaining to distribution of the software without specific, - * written prior permission. The copyright holders make no representations - * about the suitability of this software for any purpose. It is provided "as - * is" without express or implied warranty. - * - * THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, - * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO - * EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY SPECIAL, INDIRECT OR - * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, - * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER - * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE - * OF THIS SOFTWARE. - */ - -#include "randrstr.h" -#include "rrtransform.h" - -void -RRTransformInit (RRTransformPtr transform) -{ - pixman_transform_init_identity (&transform->transform); - pixman_f_transform_init_identity (&transform->f_transform); - pixman_f_transform_init_identity (&transform->f_inverse); - transform->filter = NULL; - transform->params = NULL; - transform->nparams = 0; -} - -void -RRTransformFini (RRTransformPtr transform) -{ - free(transform->params); -} - -Bool -RRTransformEqual (RRTransformPtr a, RRTransformPtr b) -{ - if (a && pixman_transform_is_identity (&a->transform)) - a = NULL; - if (b && pixman_transform_is_identity (&b->transform)) - b = NULL; - if (a == NULL && b == NULL) - return TRUE; - if (a == NULL || b == NULL) - return FALSE; - if (memcmp (&a->transform, &b->transform, sizeof (a->transform)) != 0) - return FALSE; - if (a->filter != b->filter) - return FALSE; - if (a->nparams != b->nparams) - return FALSE; - if (memcmp (a->params, b->params, a->nparams * sizeof (xFixed)) != 0) - return FALSE; - return TRUE; -} - -Bool -RRTransformSetFilter (RRTransformPtr dst, - PictFilterPtr filter, - xFixed *params, - int nparams, - int width, - int height) -{ - xFixed *new_params; - - if (nparams) - { - new_params = malloc(nparams * sizeof (xFixed)); - if (!new_params) - return FALSE; - memcpy (new_params, params, nparams * sizeof (xFixed)); - } - else - new_params = NULL; - free(dst->params); - dst->filter = filter; - dst->params = new_params; - dst->nparams = nparams; - dst->width = width; - dst->height = height; - return TRUE; -} - -Bool -RRTransformCopy (RRTransformPtr dst, RRTransformPtr src) -{ - if (src && pixman_transform_is_identity (&src->transform)) - src = NULL; - - if (src) - { - if (!RRTransformSetFilter (dst, src->filter, - src->params, src->nparams, src->width, src->height)) - return FALSE; - dst->transform = src->transform; - dst->f_transform = src->f_transform; - dst->f_inverse = src->f_inverse; - } - else - { - if (!RRTransformSetFilter (dst, NULL, NULL, 0, 0, 0)) - return FALSE; - pixman_transform_init_identity (&dst->transform); - pixman_f_transform_init_identity (&dst->f_transform); - pixman_f_transform_init_identity (&dst->f_inverse); - } - return TRUE; -} - -#define F(x) IntToxFixed(x) - -static void -RRTransformRescale(struct pixman_f_transform *f_transform, double limit) -{ - double max = 0, v, scale; - int i, j; - - for (j = 0; j < 3; j++) - for (i = 0; i < 3; i++) - if ((v = abs (f_transform->m[j][i])) > max) - max = v; - scale = limit / max; - for (j = 0; j < 3; j++) - for (i = 0; i < 3; i++) - f_transform->m[j][i] *= scale; -} - -/* - * Compute the complete transformation matrix including - * client-specified transform, rotation/reflection values and the crtc - * offset. - * - * Return TRUE if the resulting transform is not a simple translation. - */ -Bool -RRTransformCompute (int x, - int y, - int width, - int height, - Rotation rotation, - RRTransformPtr rr_transform, - - PictTransformPtr transform, - struct pixman_f_transform *f_transform, - struct pixman_f_transform *f_inverse) -{ - PictTransform t_transform, inverse; - struct pixman_f_transform tf_transform, tf_inverse; - Bool overflow = FALSE; - - if (!transform) transform = &t_transform; - if (!f_transform) f_transform = &tf_transform; - if (!f_inverse) f_inverse = &tf_inverse; - - pixman_transform_init_identity (transform); - pixman_transform_init_identity (&inverse); - pixman_f_transform_init_identity (f_transform); - pixman_f_transform_init_identity (f_inverse); - if (rotation != RR_Rotate_0) - { - double f_rot_cos, f_rot_sin, f_rot_dx, f_rot_dy; - double f_scale_x, f_scale_y, f_scale_dx, f_scale_dy; - xFixed rot_cos, rot_sin, rot_dx, rot_dy; - xFixed scale_x, scale_y, scale_dx, scale_dy; - - /* rotation */ - switch (rotation & 0xf) { - default: - case RR_Rotate_0: - f_rot_cos = 1; f_rot_sin = 0; - f_rot_dx = 0; f_rot_dy = 0; - rot_cos = F ( 1); rot_sin = F ( 0); - rot_dx = F ( 0); rot_dy = F ( 0); - break; - case RR_Rotate_90: - f_rot_cos = 0; f_rot_sin = 1; - f_rot_dx = height; f_rot_dy = 0; - rot_cos = F ( 0); rot_sin = F ( 1); - rot_dx = F ( height); rot_dy = F (0); - break; - case RR_Rotate_180: - f_rot_cos = -1; f_rot_sin = 0; - f_rot_dx = width; f_rot_dy = height; - rot_cos = F (-1); rot_sin = F ( 0); - rot_dx = F (width); rot_dy = F ( height); - break; - case RR_Rotate_270: - f_rot_cos = 0; f_rot_sin = -1; - f_rot_dx = 0; f_rot_dy = width; - rot_cos = F ( 0); rot_sin = F (-1); - rot_dx = F ( 0); rot_dy = F ( width); - break; - } - - pixman_transform_rotate (transform, &inverse, rot_cos, rot_sin); - pixman_transform_translate (transform, &inverse, rot_dx, rot_dy); - pixman_f_transform_rotate (f_transform, f_inverse, f_rot_cos, f_rot_sin); - pixman_f_transform_translate (f_transform, f_inverse, f_rot_dx, f_rot_dy); - - /* reflection */ - f_scale_x = 1; - f_scale_dx = 0; - f_scale_y = 1; - f_scale_dy = 0; - scale_x = F (1); - scale_dx = 0; - scale_y = F (1); - scale_dy = 0; - if (rotation & RR_Reflect_X) - { - f_scale_x = -1; - scale_x = F(-1); - if (rotation & (RR_Rotate_0|RR_Rotate_180)) { - f_scale_dx = width; - scale_dx = F(width); - } else { - f_scale_dx = height; - scale_dx = F(height); - } - } - if (rotation & RR_Reflect_Y) - { - f_scale_y = -1; - scale_y = F(-1); - if (rotation & (RR_Rotate_0|RR_Rotate_180)) { - f_scale_dy = height; - scale_dy = F(height); - } else { - f_scale_dy = width; - scale_dy = F(width); - } - } - - pixman_transform_scale (transform, &inverse, scale_x, scale_y); - pixman_f_transform_scale (f_transform, f_inverse, f_scale_x, f_scale_y); - pixman_transform_translate (transform, &inverse, scale_dx, scale_dy); - pixman_f_transform_translate (f_transform, f_inverse, f_scale_dx, f_scale_dy); - } - -#ifdef RANDR_12_INTERFACE - if (rr_transform) - { - if (!pixman_transform_multiply (transform, &rr_transform->transform, transform)) - overflow = TRUE; - pixman_f_transform_multiply (f_transform, &rr_transform->f_transform, f_transform); - pixman_f_transform_multiply (f_inverse, f_inverse, &rr_transform->f_inverse); - } -#endif - /* - * Compute the class of the resulting transform - */ - if (!overflow && pixman_transform_is_identity (transform)) - { - pixman_transform_init_translate (transform, F ( x), F ( y)); - - pixman_f_transform_init_translate (f_transform, x, y); - pixman_f_transform_init_translate (f_inverse, -x, -y); - return FALSE; - } - else - { - pixman_f_transform_translate (f_transform, f_inverse, x, y); - if (!pixman_transform_translate (transform, &inverse, F(x), F(y))) - overflow = TRUE; - if (overflow) - { - struct pixman_f_transform f_scaled; - f_scaled = *f_transform; - RRTransformRescale(&f_scaled, 16384.0); - pixman_transform_from_pixman_f_transform(transform, &f_scaled); - } - return TRUE; - } -} +/*
+ * Copyright © 2007 Keith Packard
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and its
+ * documentation for any purpose is hereby granted without fee, provided that
+ * the above copyright notice appear in all copies and that both that copyright
+ * notice and this permission notice appear in supporting documentation, and
+ * that the name of the copyright holders not be used in advertising or
+ * publicity pertaining to distribution of the software without specific,
+ * written prior permission. The copyright holders make no representations
+ * about the suitability of this software for any purpose. It is provided "as
+ * is" without express or implied warranty.
+ *
+ * THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+ * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
+ * EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY SPECIAL, INDIRECT OR
+ * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
+ * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
+ * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
+ * OF THIS SOFTWARE.
+ */
+
+#include "randrstr.h"
+#include "rrtransform.h"
+
+void
+RRTransformInit (RRTransformPtr transform)
+{
+ pixman_transform_init_identity (&transform->transform);
+ pixman_f_transform_init_identity (&transform->f_transform);
+ pixman_f_transform_init_identity (&transform->f_inverse);
+ transform->filter = NULL;
+ transform->params = NULL;
+ transform->nparams = 0;
+}
+
+void
+RRTransformFini (RRTransformPtr transform)
+{
+ free(transform->params);
+}
+
+Bool
+RRTransformEqual (RRTransformPtr a, RRTransformPtr b)
+{
+ if (a && pixman_transform_is_identity (&a->transform))
+ a = NULL;
+ if (b && pixman_transform_is_identity (&b->transform))
+ b = NULL;
+ if (a == NULL && b == NULL)
+ return TRUE;
+ if (a == NULL || b == NULL)
+ return FALSE;
+ if (memcmp (&a->transform, &b->transform, sizeof (a->transform)) != 0)
+ return FALSE;
+ if (a->filter != b->filter)
+ return FALSE;
+ if (a->nparams != b->nparams)
+ return FALSE;
+ if (memcmp (a->params, b->params, a->nparams * sizeof (xFixed)) != 0)
+ return FALSE;
+ return TRUE;
+}
+
+Bool
+RRTransformSetFilter (RRTransformPtr dst,
+ PictFilterPtr filter,
+ xFixed *params,
+ int nparams,
+ int width,
+ int height)
+{
+ xFixed *new_params;
+
+ if (nparams)
+ {
+ new_params = malloc(nparams * sizeof (xFixed));
+ if (!new_params)
+ return FALSE;
+ memcpy (new_params, params, nparams * sizeof (xFixed));
+ }
+ else
+ new_params = NULL;
+ free(dst->params);
+ dst->filter = filter;
+ dst->params = new_params;
+ dst->nparams = nparams;
+ dst->width = width;
+ dst->height = height;
+ return TRUE;
+}
+
+Bool
+RRTransformCopy (RRTransformPtr dst, RRTransformPtr src)
+{
+ if (src && pixman_transform_is_identity (&src->transform))
+ src = NULL;
+
+ if (src)
+ {
+ if (!RRTransformSetFilter (dst, src->filter,
+ src->params, src->nparams, src->width, src->height))
+ return FALSE;
+ dst->transform = src->transform;
+ dst->f_transform = src->f_transform;
+ dst->f_inverse = src->f_inverse;
+ }
+ else
+ {
+ if (!RRTransformSetFilter (dst, NULL, NULL, 0, 0, 0))
+ return FALSE;
+ pixman_transform_init_identity (&dst->transform);
+ pixman_f_transform_init_identity (&dst->f_transform);
+ pixman_f_transform_init_identity (&dst->f_inverse);
+ }
+ return TRUE;
+}
+
+#define F(x) IntToxFixed(x)
+
+static void
+RRTransformRescale(struct pixman_f_transform *f_transform, double limit)
+{
+ double max = 0, v, scale;
+ int i, j;
+
+ for (j = 0; j < 3; j++)
+ for (i = 0; i < 3; i++)
+ if ((v = abs (f_transform->m[j][i])) > max)
+ max = v;
+ scale = limit / max;
+ for (j = 0; j < 3; j++)
+ for (i = 0; i < 3; i++)
+ f_transform->m[j][i] *= scale;
+}
+
+/*
+ * Compute the complete transformation matrix including
+ * client-specified transform, rotation/reflection values and the crtc
+ * offset.
+ *
+ * Return TRUE if the resulting transform is not a simple translation.
+ */
+Bool
+RRTransformCompute (int x,
+ int y,
+ int width,
+ int height,
+ Rotation rotation,
+ RRTransformPtr rr_transform,
+
+ PictTransformPtr transform,
+ struct pixman_f_transform *f_transform,
+ struct pixman_f_transform *f_inverse)
+{
+ PictTransform t_transform, inverse;
+ struct pixman_f_transform tf_transform, tf_inverse;
+ Bool overflow = FALSE;
+
+ if (!transform) transform = &t_transform;
+ if (!f_transform) f_transform = &tf_transform;
+ if (!f_inverse) f_inverse = &tf_inverse;
+
+ pixman_transform_init_identity (transform);
+ pixman_transform_init_identity (&inverse);
+ pixman_f_transform_init_identity (f_transform);
+ pixman_f_transform_init_identity (f_inverse);
+ if (rotation != RR_Rotate_0)
+ {
+ double f_rot_cos, f_rot_sin, f_rot_dx, f_rot_dy;
+ double f_scale_x, f_scale_y, f_scale_dx, f_scale_dy;
+ xFixed rot_cos, rot_sin, rot_dx, rot_dy;
+ xFixed scale_x, scale_y, scale_dx, scale_dy;
+
+ /* rotation */
+ switch (rotation & 0xf) {
+ default:
+ case RR_Rotate_0:
+ f_rot_cos = 1; f_rot_sin = 0;
+ f_rot_dx = 0; f_rot_dy = 0;
+ rot_cos = F ( 1); rot_sin = F ( 0);
+ rot_dx = F ( 0); rot_dy = F ( 0);
+ break;
+ case RR_Rotate_90:
+ f_rot_cos = 0; f_rot_sin = 1;
+ f_rot_dx = height; f_rot_dy = 0;
+ rot_cos = F ( 0); rot_sin = F ( 1);
+ rot_dx = F ( height); rot_dy = F (0);
+ break;
+ case RR_Rotate_180:
+ f_rot_cos = -1; f_rot_sin = 0;
+ f_rot_dx = width; f_rot_dy = height;
+ rot_cos = F (-1); rot_sin = F ( 0);
+ rot_dx = F (width); rot_dy = F ( height);
+ break;
+ case RR_Rotate_270:
+ f_rot_cos = 0; f_rot_sin = -1;
+ f_rot_dx = 0; f_rot_dy = width;
+ rot_cos = F ( 0); rot_sin = F (-1);
+ rot_dx = F ( 0); rot_dy = F ( width);
+ break;
+ }
+
+ pixman_transform_rotate (transform, &inverse, rot_cos, rot_sin);
+ pixman_transform_translate (transform, &inverse, rot_dx, rot_dy);
+ pixman_f_transform_rotate (f_transform, f_inverse, f_rot_cos, f_rot_sin);
+ pixman_f_transform_translate (f_transform, f_inverse, f_rot_dx, f_rot_dy);
+
+ /* reflection */
+ f_scale_x = 1;
+ f_scale_dx = 0;
+ f_scale_y = 1;
+ f_scale_dy = 0;
+ scale_x = F (1);
+ scale_dx = 0;
+ scale_y = F (1);
+ scale_dy = 0;
+ if (rotation & RR_Reflect_X)
+ {
+ f_scale_x = -1;
+ scale_x = F(-1);
+ if (rotation & (RR_Rotate_0|RR_Rotate_180)) {
+ f_scale_dx = width;
+ scale_dx = F(width);
+ } else {
+ f_scale_dx = height;
+ scale_dx = F(height);
+ }
+ }
+ if (rotation & RR_Reflect_Y)
+ {
+ f_scale_y = -1;
+ scale_y = F(-1);
+ if (rotation & (RR_Rotate_0|RR_Rotate_180)) {
+ f_scale_dy = height;
+ scale_dy = F(height);
+ } else {
+ f_scale_dy = width;
+ scale_dy = F(width);
+ }
+ }
+
+ pixman_transform_scale (transform, &inverse, scale_x, scale_y);
+ pixman_f_transform_scale (f_transform, f_inverse, f_scale_x, f_scale_y);
+ pixman_transform_translate (transform, &inverse, scale_dx, scale_dy);
+ pixman_f_transform_translate (f_transform, f_inverse, f_scale_dx, f_scale_dy);
+ }
+
+#ifdef RANDR_12_INTERFACE
+ if (rr_transform)
+ {
+ if (!pixman_transform_multiply (transform, &rr_transform->transform, transform))
+ overflow = TRUE;
+ pixman_f_transform_multiply (f_transform, &rr_transform->f_transform, f_transform);
+ pixman_f_transform_multiply (f_inverse, f_inverse, &rr_transform->f_inverse);
+ }
+#endif
+ /*
+ * Compute the class of the resulting transform
+ */
+ if (!overflow && pixman_transform_is_identity (transform))
+ {
+ pixman_transform_init_translate (transform, F ( x), F ( y));
+
+ pixman_f_transform_init_translate (f_transform, x, y);
+ pixman_f_transform_init_translate (f_inverse, -x, -y);
+ return FALSE;
+ }
+ else
+ {
+ pixman_f_transform_translate (f_transform, f_inverse, x, y);
+ if (!pixman_transform_translate (transform, &inverse, F(x), F(y)))
+ overflow = TRUE;
+ if (overflow)
+ {
+ struct pixman_f_transform f_scaled;
+ f_scaled = *f_transform;
+ RRTransformRescale(&f_scaled, 16384.0);
+ pixman_transform_from_pixman_f_transform(transform, &f_scaled);
+ }
+ return TRUE;
+ }
+}
diff --git a/xorg-server/randr/rrtransform.h b/xorg-server/randr/rrtransform.h index 561762dfe..b09a84ca1 100644 --- a/xorg-server/randr/rrtransform.h +++ b/xorg-server/randr/rrtransform.h @@ -1,75 +1,75 @@ -/* - * Copyright © 2007 Keith Packard - * - * Permission to use, copy, modify, distribute, and sell this software and its - * documentation for any purpose is hereby granted without fee, provided that - * the above copyright notice appear in all copies and that both that copyright - * notice and this permission notice appear in supporting documentation, and - * that the name of the copyright holders not be used in advertising or - * publicity pertaining to distribution of the software without specific, - * written prior permission. The copyright holders make no representations - * about the suitability of this software for any purpose. It is provided "as - * is" without express or implied warranty. - * - * THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, - * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO - * EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY SPECIAL, INDIRECT OR - * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, - * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER - * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE - * OF THIS SOFTWARE. - */ - -#ifndef _RRTRANSFORM_H_ -#define _RRTRANSFORM_H_ - -#include <X11/extensions/randr.h> -#include "picturestr.h" - -typedef struct _rrTransform RRTransformRec, *RRTransformPtr; - -struct _rrTransform { - PictTransform transform; - struct pict_f_transform f_transform; - struct pict_f_transform f_inverse; - PictFilterPtr filter; - xFixed *params; - int nparams; - int width; - int height; -}; - -extern _X_EXPORT void -RRTransformInit (RRTransformPtr transform); - -extern _X_EXPORT void -RRTransformFini (RRTransformPtr transform); - -extern _X_EXPORT Bool -RRTransformEqual (RRTransformPtr a, RRTransformPtr b); - -extern _X_EXPORT Bool -RRTransformSetFilter (RRTransformPtr dst, - PictFilterPtr filter, - xFixed *params, - int nparams, - int width, - int height); - -extern _X_EXPORT Bool -RRTransformCopy (RRTransformPtr dst, RRTransformPtr src); - -extern _X_EXPORT Bool -RRTransformCompute (int x, - int y, - int width, - int height, - Rotation rotation, - RRTransformPtr rr_transform, - - PictTransformPtr transform, - struct pict_f_transform *f_transform, - struct pict_f_transform *f_inverse); - - -#endif /* _RRTRANSFORM_H_ */ +/*
+ * Copyright © 2007 Keith Packard
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and its
+ * documentation for any purpose is hereby granted without fee, provided that
+ * the above copyright notice appear in all copies and that both that copyright
+ * notice and this permission notice appear in supporting documentation, and
+ * that the name of the copyright holders not be used in advertising or
+ * publicity pertaining to distribution of the software without specific,
+ * written prior permission. The copyright holders make no representations
+ * about the suitability of this software for any purpose. It is provided "as
+ * is" without express or implied warranty.
+ *
+ * THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+ * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
+ * EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY SPECIAL, INDIRECT OR
+ * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
+ * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
+ * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
+ * OF THIS SOFTWARE.
+ */
+
+#ifndef _RRTRANSFORM_H_
+#define _RRTRANSFORM_H_
+
+#include <X11/extensions/randr.h>
+#include "picturestr.h"
+
+typedef struct _rrTransform RRTransformRec, *RRTransformPtr;
+
+struct _rrTransform {
+ PictTransform transform;
+ struct pict_f_transform f_transform;
+ struct pict_f_transform f_inverse;
+ PictFilterPtr filter;
+ xFixed *params;
+ int nparams;
+ int width;
+ int height;
+};
+
+extern _X_EXPORT void
+RRTransformInit (RRTransformPtr transform);
+
+extern _X_EXPORT void
+RRTransformFini (RRTransformPtr transform);
+
+extern _X_EXPORT Bool
+RRTransformEqual (RRTransformPtr a, RRTransformPtr b);
+
+extern _X_EXPORT Bool
+RRTransformSetFilter (RRTransformPtr dst,
+ PictFilterPtr filter,
+ xFixed *params,
+ int nparams,
+ int width,
+ int height);
+
+extern _X_EXPORT Bool
+RRTransformCopy (RRTransformPtr dst, RRTransformPtr src);
+
+extern _X_EXPORT Bool
+RRTransformCompute (int x,
+ int y,
+ int width,
+ int height,
+ Rotation rotation,
+ RRTransformPtr rr_transform,
+
+ PictTransformPtr transform,
+ struct pict_f_transform *f_transform,
+ struct pict_f_transform *f_inverse);
+
+
+#endif /* _RRTRANSFORM_H_ */
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