randrstr.h

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1	/*
2	* Copyright © 2000 Compaq Computer Corporation
3	* Copyright © 2002 Hewlett-Packard Company
4	* Copyright © 2006 Intel Corporation
5	* Copyright © 2008 Red Hat, Inc.
6	*
7	* Permission to use, copy, modify, distribute, and sell this software and its
8	* documentation for any purpose is hereby granted without fee, provided that
9	* the above copyright notice appear in all copies and that both that copyright
10	* notice and this permission notice appear in supporting documentation, and
11	* that the name of the copyright holders not be used in advertising or
12	* publicity pertaining to distribution of the software without specific,
13	* written prior permission. The copyright holders make no representations
14	* about the suitability of this software for any purpose. It is provided "as
15	* is" without express or implied warranty.
16	*
17	* THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
18	* INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
19	* EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY SPECIAL, INDIRECT OR
20	* CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
21	* DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
22	* TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
23	* OF THIS SOFTWARE.
24	*
25	* Author: Jim Gettys, Hewlett-Packard Company, Inc.
26	* Keith Packard, Intel Corporation
27	*/
28
29	#ifdef HAVE_DIX_CONFIG_H
30	#include <dix-config.h>
31	#endif
32
33	#ifndef _RANDRSTR_H_
34	#define _RANDRSTR_H_
35
36	#include <X11/X.h>
37	#include <X11/Xproto.h>
38	#include "misc.h"
39	#include "os.h"
40	#include "dixstruct.h"
41	#include "resource.h"
42	#include "scrnintstr.h"
43	#include "windowstr.h"
44	#include "pixmapstr.h"
45	#include "extnsionst.h"
46	#include "servermd.h"
47	#include "rrtransform.h"
48	#include <X11/extensions/randr.h>
49	#include <X11/extensions/randrproto.h>
50	#include <X11/extensions/render.h> /* we share subpixel order information */
51	#include "picturestr.h"
52	#include <X11/Xfuncproto.h>
53
54	/* required for ABI compatibility for now */
55	#define RANDR_10_INTERFACE 1
56	#define RANDR_12_INTERFACE 1
57	#define RANDR_13_INTERFACE 1 /* requires RANDR_12_INTERFACE */
58	#define RANDR_GET_CRTC_INTERFACE 1
59
60	#define RANDR_INTERFACE_VERSION 0x0103
61
62	typedef XID RRMode;
63	typedef XID RROutput;
64	typedef XID RRCrtc;
65
66	extern _X_EXPORT int RREventBase, RRErrorBase;
67
68	extern _X_EXPORT int (*ProcRandrVector[RRNumberRequests])(ClientPtr);
69	extern _X_EXPORT int (*SProcRandrVector[RRNumberRequests])(ClientPtr);
70
71	/*
72	* Modeline for a monitor. Name follows directly after this struct
73	*/
74
75	#define RRModeName(pMode) ((char *) (pMode + 1))
76	typedef struct _rrMode RRModeRec, *RRModePtr;
77	typedef struct _rrPropertyValue RRPropertyValueRec, *RRPropertyValuePtr;
78	typedef struct _rrProperty RRPropertyRec, *RRPropertyPtr;
79	typedef struct _rrCrtc RRCrtcRec, *RRCrtcPtr;
80	typedef struct _rrOutput RROutputRec, *RROutputPtr;
81
82	struct _rrMode {
83	int refcnt;
84	xRRModeInfo mode;
85	char *name;
86	ScreenPtr userScreen;
87	};
88
89	struct _rrPropertyValue {
90	Atom type; /* ignored by server */
91	short format; /* format of data for swapping - 8,16,32 */
92	long size; /* size of data in (format/8) bytes */
93	pointer data; /* private to client */
94	};
95
96	struct _rrProperty {
97	RRPropertyPtr next;
98	ATOM propertyName;
99	Bool is_pending;
100	Bool range;
101	Bool immutable;
102	int num_valid;
103	INT32 *valid_values;
104	RRPropertyValueRec current, pending;
105	};
106
107	struct _rrCrtc {
108	RRCrtc id;
109	ScreenPtr pScreen;
110	RRModePtr mode;
111	int x, y;
112	Rotation rotation;
113	Rotation rotations;
114	Bool changed;
115	int numOutputs;
116	RROutputPtr *outputs;
117	int gammaSize;
118	CARD16 *gammaRed;
119	CARD16 *gammaBlue;
120	CARD16 *gammaGreen;
121	void *devPrivate;
122	Bool transforms;
123	RRTransformRec client_pending_transform;
124	RRTransformRec client_current_transform;
125	PictTransform transform;
126	struct pict_f_transform f_transform;
127	struct pict_f_transform f_inverse;
128	};
129
130	struct _rrOutput {
131	RROutput id;
132	ScreenPtr pScreen;
133	char *name;
134	int nameLength;
135	CARD8 connection;
136	CARD8 subpixelOrder;
137	int mmWidth;
138	int mmHeight;
139	RRCrtcPtr crtc;
140	int numCrtcs;
141	RRCrtcPtr *crtcs;
142	int numClones;
143	RROutputPtr *clones;
144	int numModes;
145	int numPreferred;
146	RRModePtr *modes;
147	int numUserModes;
148	RRModePtr *userModes;
149	Bool changed;
150	RRPropertyPtr properties;
151	Bool pendingProperties;
152	void *devPrivate;
153	};
154
155	#if RANDR_12_INTERFACE
156	typedef Bool (*RRScreenSetSizeProcPtr) (ScreenPtr pScreen,
157	CARD16 width,
158	CARD16 height,
159	CARD32 mmWidth,
160	CARD32 mmHeight);
161
162	typedef Bool (*RRCrtcSetProcPtr) (ScreenPtr pScreen,
163	RRCrtcPtr crtc,
164	RRModePtr mode,
165	int x,
166	int y,
167	Rotation rotation,
168	int numOutputs,
169	RROutputPtr *outputs);
170
171	typedef Bool (*RRCrtcSetGammaProcPtr) (ScreenPtr pScreen,
172	RRCrtcPtr crtc);
173
174	typedef Bool (*RRCrtcGetGammaProcPtr) (ScreenPtr pScreen,
175	RRCrtcPtr crtc);
176
177	typedef Bool (*RROutputSetPropertyProcPtr) (ScreenPtr pScreen,
178	RROutputPtr output,
179	Atom property,
180	RRPropertyValuePtr value);
181
182	typedef Bool (*RROutputValidateModeProcPtr) (ScreenPtr pScreen,
183	RROutputPtr output,
184	RRModePtr mode);
185
186	typedef void (*RRModeDestroyProcPtr) (ScreenPtr pScreen,
187	RRModePtr mode);
188
189	#endif
190
191	#if RANDR_13_INTERFACE
192	typedef Bool (*RROutputGetPropertyProcPtr) (ScreenPtr pScreen,
193	RROutputPtr output,
194	Atom property);
195	typedef Bool (*RRGetPanningProcPtr) (ScreenPtr pScrn,
196	RRCrtcPtr crtc,
197	BoxPtr totalArea,
198	BoxPtr trackingArea,
199	INT16 *border);
200	typedef Bool (*RRSetPanningProcPtr) (ScreenPtr pScrn,
201	RRCrtcPtr crtc,
202	BoxPtr totalArea,
203	BoxPtr trackingArea,
204	INT16 *border);
205
206	#endif /* RANDR_13_INTERFACE */
207
208	typedef Bool (RRGetInfoProcPtr) (ScreenPtr pScreen, Rotation rotations);
209	typedef Bool (*RRCloseScreenProcPtr) ( int i, ScreenPtr pscreen);
210
211	/* These are for 1.0 compatibility */
212
213	typedef struct _rrRefresh {
214	CARD16 rate;
215	RRModePtr mode;
216	} RRScreenRate, *RRScreenRatePtr;
217
218	typedef struct _rrScreenSize {
219	int id;
220	short width, height;
221	short mmWidth, mmHeight;
222	int nRates;
223	RRScreenRatePtr pRates;
224	} RRScreenSize, *RRScreenSizePtr;
225
226	#ifdef RANDR_10_INTERFACE
227
228	typedef Bool (*RRSetConfigProcPtr) (ScreenPtr pScreen,
229	Rotation rotation,
230	int rate,
231	RRScreenSizePtr pSize);
232
233	#endif
234
235
236	typedef struct _rrScrPriv {
237	/*
238	* 'public' part of the structure; DDXen fill this in
239	* as they initialize
240	*/
241	#if RANDR_10_INTERFACE
242	RRSetConfigProcPtr rrSetConfig;
243	#endif
244	RRGetInfoProcPtr rrGetInfo;
245	#if RANDR_12_INTERFACE
246	RRScreenSetSizeProcPtr rrScreenSetSize;
247	RRCrtcSetProcPtr rrCrtcSet;
248	RRCrtcSetGammaProcPtr rrCrtcSetGamma;
249	RRCrtcGetGammaProcPtr rrCrtcGetGamma;
250	RROutputSetPropertyProcPtr rrOutputSetProperty;
251	RROutputValidateModeProcPtr rrOutputValidateMode;
252	RRModeDestroyProcPtr rrModeDestroy;
253	#endif
254	#if RANDR_13_INTERFACE
255	RROutputGetPropertyProcPtr rrOutputGetProperty;
256	RRGetPanningProcPtr rrGetPanning;
257	RRSetPanningProcPtr rrSetPanning;
258	#endif
259
260	/*
261	* Private part of the structure; not considered part of the ABI
262	*/
263	TimeStamp lastSetTime; /* last changed by client */
264	TimeStamp lastConfigTime; /* possible configs changed */
265	RRCloseScreenProcPtr CloseScreen;
266
267	Bool changed; /* some config changed */
268	Bool configChanged; /* configuration changed */
269	Bool layoutChanged; /* screen layout changed */
270
271	CARD16 minWidth, minHeight;
272	CARD16 maxWidth, maxHeight;
273	CARD16 width, height; /* last known screen size */
274	CARD16 mmWidth, mmHeight; /* last known screen size */
275
276	int numOutputs;
277	RROutputPtr *outputs;
278	RROutputPtr primaryOutput;
279
280	int numCrtcs;
281	RRCrtcPtr *crtcs;
282
283	/* Last known pointer position */
284	RRCrtcPtr pointerCrtc;
285
286	#ifdef RANDR_10_INTERFACE
287	/*
288	* Configuration information
289	*/
290	Rotation rotations;
291	CARD16 reqWidth, reqHeight;
292
293	int nSizes;
294	RRScreenSizePtr pSizes;
295
296	Rotation rotation;
297	int rate;
298	int size;
299	#endif
300	} rrScrPrivRec, *rrScrPrivPtr;
301
302	extern _X_EXPORT DevPrivateKeyRec rrPrivKeyRec;
303	#define rrPrivKey (&rrPrivKeyRec)
304
305	#define rrGetScrPriv(pScr) ((rrScrPrivPtr)dixLookupPrivate(&(pScr)->devPrivates, rrPrivKey))
306	#define rrScrPriv(pScr) rrScrPrivPtr pScrPriv = rrGetScrPriv(pScr)
307	#define SetRRScreen(s,p) dixSetPrivate(&(s)->devPrivates, rrPrivKey, p)
308
309	/*
310	* each window has a list of clients requesting
311	* RRNotify events. Each client has a resource
312	* for each window it selects RRNotify input for,
313	* this resource is used to delete the RRNotifyRec
314	* entry from the per-window queue.
315	*/
316
317	typedef struct _RREvent *RREventPtr;
318
319	typedef struct _RREvent {
320	RREventPtr next;
321	ClientPtr client;
322	WindowPtr window;
323	XID clientResource;
324	int mask;
325	} RREventRec;
326
327	typedef struct _RRTimes {
328	TimeStamp setTime;
329	TimeStamp configTime;
330	} RRTimesRec, *RRTimesPtr;
331
332	typedef struct _RRClient {
333	int major_version;
334	int minor_version;
335	/* RRTimesRec times[0]; */
336	} RRClientRec, *RRClientPtr;
337
338	extern _X_EXPORT RESTYPE RRClientType, RREventType; /* resource types for event masks */
339	extern _X_EXPORT DevPrivateKeyRec RRClientPrivateKeyRec;
340	#define RRClientPrivateKey (&RRClientPrivateKeyRec)
341	extern _X_EXPORT RESTYPE RRCrtcType, RRModeType, RROutputType;
342
343	#define VERIFY_RR_OUTPUT(id, ptr, a)\
344	{\
345	int rc = dixLookupResourceByType((pointer *)&(ptr), id,\
346	RROutputType, client, a);\
347	if (rc != Success) {\
348	client->errorValue = id;\
349	return rc;\
350	}\
351	}
352
353	#define VERIFY_RR_CRTC(id, ptr, a)\
354	{\
355	int rc = dixLookupResourceByType((pointer *)&(ptr), id,\
356	RRCrtcType, client, a);\
357	if (rc != Success) {\
358	client->errorValue = id;\
359	return rc;\
360	}\
361	}
362
363	#define VERIFY_RR_MODE(id, ptr, a)\
364	{\
365	int rc = dixLookupResourceByType((pointer *)&(ptr), id,\
366	RRModeType, client, a);\
367	if (rc != Success) {\
368	client->errorValue = id;\
369	return rc;\
370	}\
371	}
372
373	#define GetRRClient(pClient) ((RRClientPtr)dixLookupPrivate(&(pClient)->devPrivates, RRClientPrivateKey))
374	#define rrClientPriv(pClient) RRClientPtr pRRClient = GetRRClient(pClient)
375
376	/* Initialize the extension */
377	extern _X_EXPORT void
378	RRExtensionInit (void);
379
380	#ifdef RANDR_12_INTERFACE
381	/*
382	* Set the range of sizes for the screen
383	*/
384	extern _X_EXPORT void
385	RRScreenSetSizeRange (ScreenPtr pScreen,
386	CARD16 minWidth,
387	CARD16 minHeight,
388	CARD16 maxWidth,
389	CARD16 maxHeight);
390	#endif
391
392	/* rrscreen.c */
393	/*
394	* Notify the extension that the screen size has been changed.
395	* The driver is responsible for calling this whenever it has changed
396	* the size of the screen
397	*/
398	extern _X_EXPORT void
399	RRScreenSizeNotify (ScreenPtr pScreen);
400
401	/*
402	* Request that the screen be resized
403	*/
404	extern _X_EXPORT Bool
405	RRScreenSizeSet (ScreenPtr pScreen,
406	CARD16 width,
407	CARD16 height,
408	CARD32 mmWidth,
409	CARD32 mmHeight);
410
411	/*
412	* Send ConfigureNotify event to root window when 'something' happens
413	*/
414	extern _X_EXPORT void
415	RRSendConfigNotify (ScreenPtr pScreen);
416
417	/*
418	* screen dispatch
419	*/
420	extern _X_EXPORT int
421	ProcRRGetScreenSizeRange (ClientPtr client);
422
423	extern _X_EXPORT int
424	ProcRRSetScreenSize (ClientPtr client);
425
426	extern _X_EXPORT int
427	ProcRRGetScreenResources (ClientPtr client);
428
429	extern _X_EXPORT int
430	ProcRRGetScreenResourcesCurrent (ClientPtr client);
431
432	extern _X_EXPORT int
433	ProcRRSetScreenConfig (ClientPtr client);
434
435	extern _X_EXPORT int
436	ProcRRGetScreenInfo (ClientPtr client);
437
438	/*
439	* Deliver a ScreenNotify event
440	*/
441	extern _X_EXPORT void
442	RRDeliverScreenEvent (ClientPtr client, WindowPtr pWin, ScreenPtr pScreen);
443
444	/* randr.c */
445	/*
446	* Send all pending events
447	*/
448	extern _X_EXPORT void
449	RRTellChanged (ScreenPtr pScreen);
450
451	/*
452	* Poll the driver for changed information
453	*/
454	extern _X_EXPORT Bool
455	RRGetInfo (ScreenPtr pScreen, Bool force_query);
456
457	extern _X_EXPORT Bool RRInit (void);
458
459	extern _X_EXPORT Bool RRScreenInit(ScreenPtr pScreen);
460
461	extern _X_EXPORT RROutputPtr
462	RRFirstOutput (ScreenPtr pScreen);
463
464	extern _X_EXPORT Rotation
465	RRGetRotation (ScreenPtr pScreen);
466
467	extern _X_EXPORT CARD16
468	RRVerticalRefresh (xRRModeInfo *mode);
469
470	#ifdef RANDR_10_INTERFACE
471	/*
472	* This is the old interface, deprecated but left
473	* around for compatibility
474	*/
475
476	/*
477	* Then, register the specific size with the screen
478	*/
479
480	extern _X_EXPORT RRScreenSizePtr
481	RRRegisterSize (ScreenPtr pScreen,
482	short width,
483	short height,
484	short mmWidth,
485	short mmHeight);
486
487	extern _X_EXPORT Bool
488	RRRegisterRate (ScreenPtr pScreen,
489	RRScreenSizePtr pSize,
490	int rate);
491
492	/*
493	* Finally, set the current configuration of the screen
494	*/
495
496	extern _X_EXPORT void
497	RRSetCurrentConfig (ScreenPtr pScreen,
498	Rotation rotation,
499	int rate,
500	RRScreenSizePtr pSize);
501
502	extern _X_EXPORT Bool RRScreenInit (ScreenPtr pScreen);
503
504	extern _X_EXPORT Rotation
505	RRGetRotation (ScreenPtr pScreen);
506
507	#endif
508
509	/* rrcrtc.c */
510
511	/*
512	* Notify the CRTC of some change; layoutChanged indicates that
513	* some position or size element changed
514	*/
515	extern _X_EXPORT void
516	RRCrtcChanged (RRCrtcPtr crtc, Bool layoutChanged);
517
518	/*
519	* Create a CRTC
520	*/
521	extern _X_EXPORT RRCrtcPtr
522	RRCrtcCreate (ScreenPtr pScreen, void *devPrivate);
523
524	/*
525	* Set the allowed rotations on a CRTC
526	*/
527	extern _X_EXPORT void
528	RRCrtcSetRotations (RRCrtcPtr crtc, Rotation rotations);
529
530	/*
531	* Set whether transforms are allowed on a CRTC
532	*/
533	extern _X_EXPORT void
534	RRCrtcSetTransformSupport (RRCrtcPtr crtc, Bool transforms);
535
536	/*
537	* Notify the extension that the Crtc has been reconfigured,
538	* the driver calls this whenever it has updated the mode
539	*/
540	extern _X_EXPORT Bool
541	RRCrtcNotify (RRCrtcPtr crtc,
542	RRModePtr mode,
543	int x,
544	int y,
545	Rotation rotation,
546	RRTransformPtr transform,
547	int numOutputs,
548	RROutputPtr *outputs);
549
550	extern _X_EXPORT void
551	RRDeliverCrtcEvent (ClientPtr client, WindowPtr pWin, RRCrtcPtr crtc);
552
553	/*
554	* Request that the Crtc be reconfigured
555	*/
556	extern _X_EXPORT Bool
557	RRCrtcSet (RRCrtcPtr crtc,
558	RRModePtr mode,
559	int x,
560	int y,
561	Rotation rotation,
562	int numOutput,
563	RROutputPtr *outputs);
564
565	/*
566	* Request that the Crtc gamma be changed
567	*/
568
569	extern _X_EXPORT Bool
570	RRCrtcGammaSet (RRCrtcPtr crtc,
571	CARD16 *red,
572	CARD16 *green,
573	CARD16 *blue);
574
575	/*
576	* Request current gamma back from the DDX (if possible).
577	* This includes gamma size.
578	*/
579
580	extern _X_EXPORT Bool
581	RRCrtcGammaGet(RRCrtcPtr crtc);
582
583	/*
584	* Notify the extension that the Crtc gamma has been changed
585	* The driver calls this whenever it has changed the gamma values
586	* in the RRCrtcRec
587	*/
588
589	extern _X_EXPORT Bool
590	RRCrtcGammaNotify (RRCrtcPtr crtc);
591
592	/*
593	* Set the size of the gamma table at server startup time
594	*/
595
596	extern _X_EXPORT Bool
597	RRCrtcGammaSetSize (RRCrtcPtr crtc,
598	int size);
599
600	/*
601	* Return the area of the frame buffer scanned out by the crtc,
602	* taking into account the current mode and rotation
603	*/
604
605	extern _X_EXPORT void
606	RRCrtcGetScanoutSize(RRCrtcPtr crtc, int width, int height);
607
608	/*
609	* Compute the complete transformation matrix including
610	* client-specified transform, rotation/reflection values and the crtc
611	* offset.
612	*
613	* Return TRUE if the resulting transform is not a simple translation.
614	*/
615	extern _X_EXPORT Bool
616	RRTransformCompute (int x,
617	int y,
618	int width,
619	int height,
620	Rotation rotation,
621	RRTransformPtr rr_transform,
622
623	PictTransformPtr transform,
624	struct pict_f_transform *f_transform,
625	struct pict_f_transform *f_inverse);
626
627	/*
628	* Return crtc transform
629	*/
630	extern _X_EXPORT RRTransformPtr
631	RRCrtcGetTransform (RRCrtcPtr crtc);
632
633	/*
634	* Check whether the pending and current transforms are the same
635	*/
636	extern _X_EXPORT Bool
637	RRCrtcPendingTransform (RRCrtcPtr crtc);
638
639	/*
640	* Destroy a Crtc at shutdown
641	*/
642	extern _X_EXPORT void
643	RRCrtcDestroy (RRCrtcPtr crtc);
644
645
646	/*
647	* Set the pending CRTC transformation
648	*/
649
650	extern _X_EXPORT int
651	RRCrtcTransformSet (RRCrtcPtr crtc,
652	PictTransformPtr transform,
653	struct pict_f_transform *f_transform,
654	struct pict_f_transform *f_inverse,
655	char *filter,
656	int filter_len,
657	xFixed *params,
658	int nparams);
659
660	/*
661	* Initialize crtc type
662	*/
663	extern _X_EXPORT Bool
664	RRCrtcInit (void);
665
666	/*
667	* Initialize crtc type error value
668	*/
669	extern _X_EXPORT void
670	RRCrtcInitErrorValue (void);
671
672	/*
673	* Crtc dispatch
674	*/
675
676	extern _X_EXPORT int
677	ProcRRGetCrtcInfo (ClientPtr client);
678
679	extern _X_EXPORT int
680	ProcRRSetCrtcConfig (ClientPtr client);
681
682	extern _X_EXPORT int
683	ProcRRGetCrtcGammaSize (ClientPtr client);
684
685	extern _X_EXPORT int
686	ProcRRGetCrtcGamma (ClientPtr client);
687
688	extern _X_EXPORT int
689	ProcRRSetCrtcGamma (ClientPtr client);
690
691	extern _X_EXPORT int
692	ProcRRSetCrtcTransform (ClientPtr client);
693
694	extern _X_EXPORT int
695	ProcRRGetCrtcTransform (ClientPtr client);
696
697	int
698	ProcRRGetPanning (ClientPtr client);
699
700	int
701	ProcRRSetPanning (ClientPtr client);
702
703	/* rrdispatch.c */
704	extern _X_EXPORT Bool
705	RRClientKnowsRates (ClientPtr pClient);
706
707	/* rrmode.c */
708	/*
709	* Find, and if necessary, create a mode
710	*/
711
712	extern _X_EXPORT RRModePtr
713	RRModeGet (xRRModeInfo *modeInfo,
714	const char *name);
715
716	/*
717	* Destroy a mode.
718	*/
719
720	extern _X_EXPORT void
721	RRModeDestroy (RRModePtr mode);
722
723	/*
724	* Return a list of modes that are valid for some output in pScreen
725	*/
726	extern _X_EXPORT RRModePtr *
727	RRModesForScreen (ScreenPtr pScreen, int *num_ret);
728
729	/*
730	* Initialize mode type
731	*/
732	extern _X_EXPORT Bool
733	RRModeInit (void);
734
735	/*
736	* Initialize mode type error value
737	*/
738	extern _X_EXPORT void
739	RRModeInitErrorValue (void);
740
741	extern _X_EXPORT int
742	ProcRRCreateMode (ClientPtr client);
743
744	extern _X_EXPORT int
745	ProcRRDestroyMode (ClientPtr client);
746
747	extern _X_EXPORT int
748	ProcRRAddOutputMode (ClientPtr client);
749
750	extern _X_EXPORT int
751	ProcRRDeleteOutputMode (ClientPtr client);
752
753	/* rroutput.c */
754
755	/*
756	* Notify the output of some change. configChanged indicates whether
757	* any external configuration (mode list, clones, connected status)
758	* has changed, or whether the change was strictly internal
759	* (which crtc is in use)
760	*/
761	extern _X_EXPORT void
762	RROutputChanged (RROutputPtr output, Bool configChanged);
763
764	/*
765	* Create an output
766	*/
767
768	extern _X_EXPORT RROutputPtr
769	RROutputCreate (ScreenPtr pScreen,
770	const char *name,
771	int nameLength,
772	void *devPrivate);
773
774	/*
775	* Notify extension that output parameters have been changed
776	*/
777	extern _X_EXPORT Bool
778	RROutputSetClones (RROutputPtr output,
779	RROutputPtr *clones,
780	int numClones);
781
782	extern _X_EXPORT Bool
783	RROutputSetModes (RROutputPtr output,
784	RRModePtr *modes,
785	int numModes,
786	int numPreferred);
787
788	extern _X_EXPORT int
789	RROutputAddUserMode (RROutputPtr output,
790	RRModePtr mode);
791
792	extern _X_EXPORT int
793	RROutputDeleteUserMode (RROutputPtr output,
794	RRModePtr mode);
795
796	extern _X_EXPORT Bool
797	RROutputSetCrtcs (RROutputPtr output,
798	RRCrtcPtr *crtcs,
799	int numCrtcs);
800
801	extern _X_EXPORT Bool
802	RROutputSetConnection (RROutputPtr output,
803	CARD8 connection);
804
805	extern _X_EXPORT Bool
806	RROutputSetSubpixelOrder (RROutputPtr output,
807	int subpixelOrder);
808
809	extern _X_EXPORT Bool
810	RROutputSetPhysicalSize (RROutputPtr output,
811	int mmWidth,
812	int mmHeight);
813
814	extern _X_EXPORT void
815	RRDeliverOutputEvent(ClientPtr client, WindowPtr pWin, RROutputPtr output);
816
817	extern _X_EXPORT void
818	RROutputDestroy (RROutputPtr output);
819
820	extern _X_EXPORT int
821	ProcRRGetOutputInfo (ClientPtr client);
822
823	extern _X_EXPORT int
824	ProcRRSetOutputPrimary (ClientPtr client);
825
826	extern _X_EXPORT int
827	ProcRRGetOutputPrimary (ClientPtr client);
828
829	/*
830	* Initialize output type
831	*/
832	extern _X_EXPORT Bool
833	RROutputInit (void);
834
835	/*
836	* Initialize output type error value
837	*/
838	extern _X_EXPORT void
839	RROutputInitErrorValue (void);
840
841	/* rrpointer.c */
842	extern _X_EXPORT void
843	RRPointerMoved (ScreenPtr pScreen, int x, int y);
844
845	extern _X_EXPORT void
846	RRPointerScreenConfigured (ScreenPtr pScreen);
847
848	/* rrproperty.c */
849
850	extern _X_EXPORT void
851	RRDeleteAllOutputProperties (RROutputPtr output);
852
853	extern _X_EXPORT RRPropertyValuePtr
854	RRGetOutputProperty (RROutputPtr output, Atom property, Bool pending);
855
856	extern _X_EXPORT RRPropertyPtr
857	RRQueryOutputProperty (RROutputPtr output, Atom property);
858
859	extern _X_EXPORT void
860	RRDeleteOutputProperty (RROutputPtr output, Atom property);
861
862	extern _X_EXPORT Bool
863	RRPostPendingProperties (RROutputPtr output);
864
865	extern _X_EXPORT int
866	RRChangeOutputProperty (RROutputPtr output, Atom property, Atom type,
867	int format, int mode, unsigned long len,
868	pointer value, Bool sendevent, Bool pending);
869
870	extern _X_EXPORT int
871	RRConfigureOutputProperty (RROutputPtr output, Atom property,
872	Bool pending, Bool range, Bool immutable,
873	int num_values, INT32 *values);
874	extern _X_EXPORT int
875	ProcRRChangeOutputProperty (ClientPtr client);
876
877	extern _X_EXPORT int
878	ProcRRGetOutputProperty (ClientPtr client);
879
880	extern _X_EXPORT int
881	ProcRRListOutputProperties (ClientPtr client);
882
883	extern _X_EXPORT int
884	ProcRRQueryOutputProperty (ClientPtr client);
885
886	extern _X_EXPORT int
887	ProcRRConfigureOutputProperty (ClientPtr client);
888
889	extern _X_EXPORT int
890	ProcRRDeleteOutputProperty (ClientPtr client);
891
892	/* rrxinerama.c */
893	#ifdef XINERAMA
894	extern _X_EXPORT void
895	RRXineramaExtensionInit(void);
896	#endif
897
898	#endif /* _RANDRSTR_H_ */
899
900	/*
901
902	randr extension implementation structure
903
904	Query state:
905	ProcRRGetScreenInfo/ProcRRGetScreenResources
906	RRGetInfo
907
908	• Request configuration from driver, either 1.0 or 1.2 style
909	• These functions only record state changes, all
910	other actions are pended until RRTellChanged is called
911
912	->rrGetInfo
913	1.0:
914	RRRegisterSize
915	RRRegisterRate
916	RRSetCurrentConfig
917	1.2:
918	RRScreenSetSizeRange
919	RROutputSetCrtcs
920	RRModeGet
921	RROutputSetModes
922	RROutputSetConnection
923	RROutputSetSubpixelOrder
924	RROutputSetClones
925	RRCrtcNotify
926
927	• Must delay scanning configuration until after ->rrGetInfo returns
928	because some drivers will call SetCurrentConfig in the middle
929	of the ->rrGetInfo operation.
930
931	1.0:
932
933	• Scan old configuration, mirror to new structures
934
935	RRScanOldConfig
936	RRCrtcCreate
937	RROutputCreate
938	RROutputSetCrtcs
939	RROutputSetConnection
940	RROutputSetSubpixelOrder
941	RROldModeAdd • This adds modes one-at-a-time
942	RRModeGet
943	RRCrtcNotify
944
945	• send events, reset pointer if necessary
946
947	RRTellChanged
948	WalkTree (sending events)
949
950	• when layout has changed:
951	RRPointerScreenConfigured
952	RRSendConfigNotify
953
954	Asynchronous state setting (1.2 only)
955	When setting state asynchronously, the driver invokes the
956	->rrGetInfo function and then calls RRTellChanged to flush
957	the changes to the clients and reset pointer if necessary
958
959	Set state
960
961	ProcRRSetScreenConfig
962	RRCrtcSet
963	1.2:
964	->rrCrtcSet
965	RRCrtcNotify
966	1.0:
967	->rrSetConfig
968	RRCrtcNotify
969	RRTellChanged
970	*/

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source: vbox/trunk/src/VBox/Additions/x11/x11include/xorg-server-1.10.0/randrstr.h

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