From dafebc5bb70303f0b5baf0b087cf4d9a64b5c7f0 Mon Sep 17 00:00:00 2001 From: marha Date: Mon, 12 Sep 2011 11:27:51 +0200 Subject: Synchronised line endinge with release branch --- xorg-server/randr/Makefile.am | 58 +- xorg-server/randr/rrdispatch.c | 512 +++++----- xorg-server/randr/rrinfo.c | 682 ++++++------- xorg-server/randr/rrscreen.c | 2026 +++++++++++++++++++-------------------- xorg-server/randr/rrsdispatch.c | 1006 +++++++++---------- xorg-server/randr/rrtransform.c | 566 +++++------ xorg-server/randr/rrtransform.h | 150 +-- 7 files changed, 2500 insertions(+), 2500 deletions(-) (limited to 'xorg-server/randr') diff --git a/xorg-server/randr/Makefile.am b/xorg-server/randr/Makefile.am index 4842df89c..de338b972 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/rrdispatch.c b/xorg-server/randr/rrdispatch.c index 71f81385a..d1c99c288 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 version_compare(pRRClient->major_version, pRRClient->minor_version, - 1, 1) >= 0; -} - -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 (version_compare(stuff->majorVersion, stuff->minorVersion, - SERVER_RANDR_MAJOR_VERSION, SERVER_RANDR_MINOR_VERSION) < 0) - { - 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 version_compare(pRRClient->major_version, pRRClient->minor_version, + 1, 1) >= 0; +} + +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 (version_compare(stuff->majorVersion, stuff->minorVersion, + SERVER_RANDR_MAJOR_VERSION, SERVER_RANDR_MINOR_VERSION) < 0) + { + 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 04c1a6c98..fdf372607 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 6777a22ad..da6d48d6e 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 (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 (rotation & (RR_Rotate_90|RR_Rotate_270)) - { - width = mode->mode.height; - height = mode->mode.width; - } - - 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 (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 (rotation & (RR_Rotate_90|RR_Rotate_270)) + { + width = mode->mode.height; + height = mode->mode.width; + } + + 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 0a9207bac..e16090a41 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 102a0f48e..e1620498b 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 b09a84ca1..561762dfe 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 -#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 +#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_ */ -- cgit v1.2.3