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-rw-r--r--randr/randrstr.h19
-rw-r--r--randr/rrcrtc.c167
-rw-r--r--randr/rrdispatch.c2
3 files changed, 188 insertions, 0 deletions
diff --git a/randr/randrstr.h b/randr/randrstr.h
index e2338b7e3..0cc4ff7ee 100644
--- a/randr/randrstr.h
+++ b/randr/randrstr.h
@@ -190,6 +190,17 @@ typedef void (*RRModeDestroyProcPtr) (ScreenPtr pScreen,
typedef Bool (*RROutputGetPropertyProcPtr) (ScreenPtr pScreen,
RROutputPtr output,
Atom property);
+typedef Bool (*RRGetPanningProcPtr) (ScreenPtr pScrn,
+ RRCrtcPtr crtc,
+ BoxPtr totalArea,
+ BoxPtr trackingArea,
+ INT16 *border);
+typedef Bool (*RRSetPanningProcPtr) (ScreenPtr pScrn,
+ RRCrtcPtr crtc,
+ BoxPtr totalArea,
+ BoxPtr trackingArea,
+ INT16 *border);
+
#endif /* RANDR_13_INTERFACE */
typedef Bool (*RRGetInfoProcPtr) (ScreenPtr pScreen, Rotation *rotations);
@@ -239,6 +250,8 @@ typedef struct _rrScrPriv {
#endif
#if RANDR_13_INTERFACE
RROutputGetPropertyProcPtr rrOutputGetProperty;
+ RRGetPanningProcPtr rrGetPanning;
+ RRSetPanningProcPtr rrSetPanning;
#endif
/*
@@ -678,6 +691,12 @@ ProcRRSetCrtcTransform (ClientPtr client);
extern _X_EXPORT int
ProcRRGetCrtcTransform (ClientPtr client);
+int
+ProcRRGetPanning (ClientPtr client);
+
+int
+ProcRRSetPanning (ClientPtr client);
+
/* rrdispatch.c */
extern _X_EXPORT Bool
RRClientKnowsRates (ClientPtr pClient);
diff --git a/randr/rrcrtc.c b/randr/rrcrtc.c
index 90d93b513..b8e4d1109 100644
--- a/randr/rrcrtc.c
+++ b/randr/rrcrtc.c
@@ -978,6 +978,173 @@ sendReply:
}
int
+ProcRRGetPanning (ClientPtr client)
+{
+ REQUEST(xRRGetPanningReq);
+ xRRGetPanningReply rep;
+ RRCrtcPtr crtc;
+ ScreenPtr pScreen;
+ rrScrPrivPtr pScrPriv;
+ BoxRec total;
+ BoxRec tracking;
+ INT16 border[4];
+ int n;
+
+ REQUEST_SIZE_MATCH(xRRGetPanningReq);
+ crtc = LookupCrtc(client, stuff->crtc, DixReadAccess);
+
+ if (!crtc)
+ return RRErrorBase + BadRRCrtc;
+
+ /* All crtcs must be associated with screens before client
+ * requests are processed
+ */
+ pScreen = crtc->pScreen;
+ pScrPriv = rrGetScrPriv(pScreen);
+
+ if (!pScrPriv || !pScrPriv->rrGetPanning)
+ return RRErrorBase + BadRRCrtc;
+
+ rep.type = X_Reply;
+ rep.status = RRSetConfigSuccess;
+ rep.sequenceNumber = client->sequence;
+ rep.length = 1;
+ rep.timestamp = pScrPriv->lastSetTime.milliseconds;
+
+ if (! pScrPriv->rrGetPanning (pScreen, crtc, &total, &tracking, border))
+ return RRErrorBase + BadRRCrtc;
+
+ rep.left = total.x1;
+ rep.top = total.y1;
+ rep.width = total.x2 - total.x1;
+ rep.height = total.y2 - total.y1;
+ rep.track_left = tracking.x1;
+ rep.track_top = tracking.y1;
+ rep.track_width = tracking.x2 - tracking.x1;
+ rep.track_height = tracking.y2 - tracking.y1;
+ rep.border_left = border[0];
+ rep.border_top = border[1];
+ rep.border_right = border[2];
+ rep.border_bottom = border[3];
+
+ if (client->swapped) {
+ swaps(&rep.sequenceNumber, n);
+ swapl(&rep.length, n);
+ swaps(&rep.timestamp, n);
+ swaps(&rep.left, n);
+ swaps(&rep.top, n);
+ swaps(&rep.width, n);
+ swaps(&rep.height, n);
+ swaps(&rep.track_left, n);
+ swaps(&rep.track_top, n);
+ swaps(&rep.track_width, n);
+ swaps(&rep.track_height, n);
+ swaps(&rep.border_left, n);
+ swaps(&rep.border_top, n);
+ swaps(&rep.border_right, n);
+ swaps(&rep.border_bottom, n);
+ }
+ WriteToClient(client, sizeof(xRRGetPanningReply), (char *)&rep);
+ return client->noClientException;
+}
+
+int
+ProcRRSetPanning (ClientPtr client)
+{
+ REQUEST(xRRSetPanningReq);
+ xRRSetPanningReply rep;
+ RRCrtcPtr crtc;
+ ScreenPtr pScreen;
+ rrScrPrivPtr pScrPriv;
+ TimeStamp configTime;
+ TimeStamp time;
+ BoxRec total;
+ BoxRec tracking;
+ INT16 border[4];
+ int n;
+
+ REQUEST_SIZE_MATCH(xRRSetPanningReq);
+ crtc = LookupCrtc(client, stuff->crtc, DixReadAccess);
+
+ if (!crtc)
+ return RRErrorBase + BadRRCrtc;
+
+
+ /* All crtcs must be associated with screens before client
+ * requests are processed
+ */
+ pScreen = crtc->pScreen;
+ pScrPriv = rrGetScrPriv(pScreen);
+
+ if (!pScrPriv) {
+ time = currentTime;
+ rep.status = RRSetConfigFailed;
+ goto sendReply;
+ }
+
+ time = ClientTimeToServerTime(stuff->timestamp);
+ configTime = ClientTimeToServerTime(stuff->configTimestamp);
+
+#if 0
+ /*
+ * 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
+ */
+ if (CompareTimeStamps (configTime, pScrPriv->lastConfigTime) != 0)
+ {
+ rep.status = RRSetConfigInvalidConfigTime;
+ goto sendReply;
+ }
+#endif
+
+ /*
+ * 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 (!pScrPriv->rrGetPanning)
+ return RRErrorBase + BadRRCrtc;
+
+ total.x1 = stuff->left;
+ total.y1 = stuff->top;
+ total.x2 = stuff->width - total.x1;
+ total.y2 = stuff->height - total.y1;
+ tracking.x1 = stuff->track_left;
+ tracking.y1 = stuff->track_top;
+ tracking.x2 = stuff->track_width - tracking.x1;
+ tracking.y2 = stuff->track_height - tracking.y1;
+ border[0] = stuff->border_left;
+ border[1] = stuff->border_top;
+ border[2] = stuff->border_right;
+ border[3] = stuff->border_bottom;
+
+ if (! pScrPriv->rrSetPanning (pScreen, crtc, &total, &tracking, border))
+ return BadMatch;
+
+ rep.status = RRSetConfigSuccess;
+
+sendReply:
+ rep.type = X_Reply;
+ rep.sequenceNumber = client->sequence;
+ rep.length = 0;
+ rep.newTimestamp = pScrPriv->lastSetTime.milliseconds;
+
+ if (client->swapped) {
+ swaps(&rep.sequenceNumber, n);
+ swapl(&rep.length, n);
+ swaps(&rep.newTimestamp, n);
+ }
+ WriteToClient(client, sizeof(xRRSetPanningReply), (char *)&rep);
+ return client->noClientException;
+}
+
+int
ProcRRGetCrtcGammaSize (ClientPtr client)
{
REQUEST(xRRGetCrtcGammaSizeReq);
diff --git a/randr/rrdispatch.c b/randr/rrdispatch.c
index 64af6ce2a..0cc0bca98 100644
--- a/randr/rrdispatch.c
+++ b/randr/rrdispatch.c
@@ -215,5 +215,7 @@ int (*ProcRandrVector[RRNumberRequests])(ClientPtr) = {
ProcRRGetScreenResourcesCurrent, /* 25 */
ProcRRSetCrtcTransform, /* 26 */
ProcRRGetCrtcTransform, /* 27 */
+ ProcRRGetPanning, /* 28 */
+ ProcRRSetPanning, /* 29 */
};
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-21 13:31:21 +0000