817 lines
23 KiB
C
817 lines
23 KiB
C
/*
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* Copyright © 2000 Compaq Computer Corporation
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* Copyright © 2002 Hewlett-Packard Company
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* Copyright © 2006 Intel Corporation
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* Copyright © 2008 Red Hat, Inc.
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*
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* Permission to use, copy, modify, distribute, and sell this software and its
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* documentation for any purpose is hereby granted without fee, provided that
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* the above copyright notice appear in all copies and that both that copyright
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* notice and this permission notice appear in supporting documentation, and
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* that the name of the copyright holders not be used in advertising or
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* publicity pertaining to distribution of the software without specific,
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* written prior permission. The copyright holders make no representations
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* about the suitability of this software for any purpose. It is provided "as
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* is" without express or implied warranty.
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*
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* THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
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* INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
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* EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY SPECIAL, INDIRECT OR
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* CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
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* DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
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* TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
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* OF THIS SOFTWARE.
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*
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* Author: Jim Gettys, Hewlett-Packard Company, Inc.
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* Keith Packard, Intel Corporation
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*/
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#ifdef HAVE_DIX_CONFIG_H
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#include <dix-config.h>
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#endif
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#ifndef _RANDRSTR_H_
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#define _RANDRSTR_H_
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#include <X11/X.h>
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#include <X11/Xproto.h>
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#include "misc.h"
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#include "os.h"
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#include "dixstruct.h"
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#include "resource.h"
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#include "scrnintstr.h"
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#include "windowstr.h"
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#include "pixmapstr.h"
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#include "extnsionst.h"
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#include "servermd.h"
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#include "rrtransform.h"
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#include <X11/extensions/randr.h>
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#include <X11/extensions/randrproto.h>
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#include <X11/extensions/render.h> /* we share subpixel order information */
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#include "picturestr.h"
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#include <X11/Xfuncproto.h>
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/* required for ABI compatibility for now */
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#define RANDR_10_INTERFACE 1
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#define RANDR_12_INTERFACE 1
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#define RANDR_13_INTERFACE 1 /* requires RANDR_12_INTERFACE */
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#define RANDR_GET_CRTC_INTERFACE 1
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#define RANDR_INTERFACE_VERSION 0x0104
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typedef XID RRMode;
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typedef XID RROutput;
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typedef XID RRCrtc;
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typedef XID RRProvider;
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typedef XID RRLease;
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/*
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* Modeline for a monitor. Name follows directly after this struct
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*/
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#define RRModeName(pMode) ((char *) (pMode + 1))
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typedef struct _rrMode RRModeRec, *RRModePtr;
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typedef struct _rrPropertyValue RRPropertyValueRec, *RRPropertyValuePtr;
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typedef struct _rrProperty RRPropertyRec, *RRPropertyPtr;
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typedef struct _rrCrtc RRCrtcRec, *RRCrtcPtr;
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typedef struct _rrOutput RROutputRec, *RROutputPtr;
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typedef struct _rrProvider RRProviderRec, *RRProviderPtr;
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typedef struct _rrMonitor RRMonitorRec, *RRMonitorPtr;
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typedef struct _rrLease RRLeaseRec, *RRLeasePtr;
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struct _rrMode {
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int refcnt;
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xRRModeInfo mode;
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char *name;
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ScreenPtr userScreen;
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};
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struct _rrPropertyValue {
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Atom type; /* ignored by server */
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short format; /* format of data for swapping - 8,16,32 */
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long size; /* size of data in (format/8) bytes */
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void *data; /* private to client */
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};
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struct _rrProperty {
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RRPropertyPtr next;
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ATOM propertyName;
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Bool is_pending;
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Bool range;
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Bool immutable;
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int num_valid;
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INT32 *valid_values;
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RRPropertyValueRec current, pending;
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};
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struct _rrCrtc {
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RRCrtc id;
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ScreenPtr pScreen;
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RRModePtr mode;
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int x, y;
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Rotation rotation;
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Rotation rotations;
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Bool changed;
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int numOutputs;
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RROutputPtr *outputs;
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int gammaSize;
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CARD16 *gammaRed;
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CARD16 *gammaBlue;
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CARD16 *gammaGreen;
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void *devPrivate;
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Bool transforms;
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RRTransformRec client_pending_transform;
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RRTransformRec client_current_transform;
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PictTransform transform;
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struct pixman_f_transform f_transform;
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struct pixman_f_transform f_inverse;
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PixmapPtr scanout_pixmap;
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PixmapPtr scanout_pixmap_back;
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};
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struct _rrOutput {
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RROutput id;
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ScreenPtr pScreen;
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char *name;
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int nameLength;
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CARD8 connection;
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CARD8 subpixelOrder;
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int mmWidth;
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int mmHeight;
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RRCrtcPtr crtc;
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int numCrtcs;
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RRCrtcPtr *crtcs;
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int numClones;
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RROutputPtr *clones;
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int numModes;
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int numPreferred;
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RRModePtr *modes;
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int numUserModes;
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RRModePtr *userModes;
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Bool changed;
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Bool nonDesktop;
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RRPropertyPtr properties;
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Bool pendingProperties;
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void *devPrivate;
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};
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struct _rrProvider {
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RRProvider id;
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ScreenPtr pScreen;
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uint32_t capabilities;
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char *name;
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int nameLength;
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RRPropertyPtr properties;
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Bool pendingProperties;
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Bool changed;
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struct _rrProvider *offload_sink;
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struct _rrProvider *output_source;
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};
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typedef struct _rrMonitorGeometry {
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BoxRec box;
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CARD32 mmWidth;
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CARD32 mmHeight;
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} RRMonitorGeometryRec, *RRMonitorGeometryPtr;
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struct _rrMonitor {
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Atom name;
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ScreenPtr pScreen;
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int numOutputs;
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RROutput *outputs;
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Bool primary;
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Bool automatic;
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RRMonitorGeometryRec geometry;
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};
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typedef enum _rrLeaseState { RRLeaseCreating, RRLeaseRunning, RRLeaseTerminating } RRLeaseState;
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struct _rrLease {
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struct xorg_list list;
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ScreenPtr screen;
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RRLease id;
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RRLeaseState state;
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void *devPrivate;
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int numCrtcs;
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RRCrtcPtr *crtcs;
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int numOutputs;
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RROutputPtr *outputs;
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};
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#if RANDR_12_INTERFACE
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typedef Bool (*RRScreenSetSizeProcPtr) (ScreenPtr pScreen,
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CARD16 width,
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CARD16 height,
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CARD32 mmWidth, CARD32 mmHeight);
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typedef Bool (*RRCrtcSetProcPtr) (ScreenPtr pScreen,
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RRCrtcPtr crtc,
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RRModePtr mode,
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int x,
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int y,
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Rotation rotation,
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int numOutputs, RROutputPtr * outputs);
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typedef void (*RRCrtcGetProcPtr) (ScreenPtr pScreen,
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RRCrtcPtr crtc,
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xRRGetCrtcInfoReply *rep);
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typedef Bool (*RRCrtcSetGammaProcPtr) (ScreenPtr pScreen, RRCrtcPtr crtc);
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typedef Bool (*RRCrtcGetGammaProcPtr) (ScreenPtr pScreen, RRCrtcPtr crtc);
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typedef Bool (*RROutputSetPropertyProcPtr) (ScreenPtr pScreen,
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RROutputPtr output,
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Atom property,
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RRPropertyValuePtr value);
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typedef Bool (*RROutputValidateModeProcPtr) (ScreenPtr pScreen,
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RROutputPtr output,
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RRModePtr mode);
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typedef void (*RRModeDestroyProcPtr) (ScreenPtr pScreen, RRModePtr mode);
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#endif
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#if RANDR_13_INTERFACE
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typedef Bool (*RROutputGetPropertyProcPtr) (ScreenPtr pScreen,
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RROutputPtr output, Atom property);
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typedef Bool (*RRGetPanningProcPtr) (ScreenPtr pScrn,
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RRCrtcPtr crtc,
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BoxPtr totalArea,
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BoxPtr trackingArea, INT16 *border);
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typedef Bool (*RRSetPanningProcPtr) (ScreenPtr pScrn,
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RRCrtcPtr crtc,
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BoxPtr totalArea,
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BoxPtr trackingArea, INT16 *border);
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#endif /* RANDR_13_INTERFACE */
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typedef Bool (*RRProviderGetPropertyProcPtr) (ScreenPtr pScreen,
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RRProviderPtr provider, Atom property);
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typedef Bool (*RRProviderSetPropertyProcPtr) (ScreenPtr pScreen,
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RRProviderPtr provider,
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Atom property,
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RRPropertyValuePtr value);
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typedef Bool (*RRGetInfoProcPtr) (ScreenPtr pScreen, Rotation * rotations);
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typedef Bool (*RRCloseScreenProcPtr) (ScreenPtr pscreen);
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typedef Bool (*RRProviderSetOutputSourceProcPtr)(ScreenPtr pScreen,
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RRProviderPtr provider,
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RRProviderPtr output_source);
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typedef Bool (*RRProviderSetOffloadSinkProcPtr)(ScreenPtr pScreen,
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RRProviderPtr provider,
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RRProviderPtr offload_sink);
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typedef void (*RRProviderDestroyProcPtr)(ScreenPtr pScreen,
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RRProviderPtr provider);
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/* Additions for 1.6 */
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typedef int (*RRCreateLeaseProcPtr)(ScreenPtr screen,
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RRLeasePtr lease,
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int *fd);
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typedef void (*RRTerminateLeaseProcPtr)(ScreenPtr screen,
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RRLeasePtr lease);
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typedef int (*RRRequestLeaseProcPtr)(ClientPtr client,
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ScreenPtr screen,
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RRLeasePtr lease);
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typedef void (*RRGetLeaseProcPtr)(ClientPtr client,
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ScreenPtr screen,
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RRLeasePtr *lease,
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int *fd);
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/* These are for 1.0 compatibility */
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typedef struct _rrRefresh {
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CARD16 rate;
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RRModePtr mode;
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} RRScreenRate, *RRScreenRatePtr;
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typedef struct _rrScreenSize {
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int id;
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short width, height;
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short mmWidth, mmHeight;
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int nRates;
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RRScreenRatePtr pRates;
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} RRScreenSize, *RRScreenSizePtr;
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#ifdef RANDR_10_INTERFACE
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typedef Bool (*RRSetConfigProcPtr) (ScreenPtr pScreen,
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Rotation rotation,
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int rate, RRScreenSizePtr pSize);
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#endif
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typedef Bool (*RRCrtcSetScanoutPixmapProcPtr)(RRCrtcPtr crtc, PixmapPtr pixmap);
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typedef Bool (*RRStartFlippingPixmapTrackingProcPtr)(RRCrtcPtr, DrawablePtr,
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PixmapPtr, PixmapPtr,
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int x, int y,
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int dst_x, int dst_y,
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Rotation rotation);
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typedef Bool (*RREnableSharedPixmapFlippingProcPtr)(RRCrtcPtr,
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PixmapPtr front,
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PixmapPtr back);
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typedef void (*RRDisableSharedPixmapFlippingProcPtr)(RRCrtcPtr);
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typedef struct _rrScrPriv {
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/*
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* 'public' part of the structure; DDXen fill this in
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* as they initialize
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*/
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#if RANDR_10_INTERFACE
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RRSetConfigProcPtr rrSetConfig;
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#endif
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RRGetInfoProcPtr rrGetInfo;
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#if RANDR_12_INTERFACE
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RRScreenSetSizeProcPtr rrScreenSetSize;
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RRCrtcSetProcPtr rrCrtcSet;
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RRCrtcSetGammaProcPtr rrCrtcSetGamma;
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RRCrtcGetGammaProcPtr rrCrtcGetGamma;
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RROutputSetPropertyProcPtr rrOutputSetProperty;
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RROutputValidateModeProcPtr rrOutputValidateMode;
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RRModeDestroyProcPtr rrModeDestroy;
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#endif
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#if RANDR_13_INTERFACE
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RROutputGetPropertyProcPtr rrOutputGetProperty;
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RRGetPanningProcPtr rrGetPanning;
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RRSetPanningProcPtr rrSetPanning;
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#endif
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/* TODO #if RANDR_15_INTERFACE */
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RRCrtcSetScanoutPixmapProcPtr rrCrtcSetScanoutPixmap;
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RRStartFlippingPixmapTrackingProcPtr rrStartFlippingPixmapTracking;
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RREnableSharedPixmapFlippingProcPtr rrEnableSharedPixmapFlipping;
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RRDisableSharedPixmapFlippingProcPtr rrDisableSharedPixmapFlipping;
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RRProviderSetOutputSourceProcPtr rrProviderSetOutputSource;
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RRProviderSetOffloadSinkProcPtr rrProviderSetOffloadSink;
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RRProviderGetPropertyProcPtr rrProviderGetProperty;
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RRProviderSetPropertyProcPtr rrProviderSetProperty;
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RRCreateLeaseProcPtr rrCreateLease;
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RRTerminateLeaseProcPtr rrTerminateLease;
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/*
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* Private part of the structure; not considered part of the ABI
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*/
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TimeStamp lastSetTime; /* last changed by client */
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TimeStamp lastConfigTime; /* possible configs changed */
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RRCloseScreenProcPtr CloseScreen;
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Bool changed; /* some config changed */
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Bool configChanged; /* configuration changed */
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Bool layoutChanged; /* screen layout changed */
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Bool resourcesChanged; /* screen resources change */
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Bool leasesChanged; /* leases change */
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CARD16 minWidth, minHeight;
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CARD16 maxWidth, maxHeight;
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CARD16 width, height; /* last known screen size */
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CARD16 mmWidth, mmHeight; /* last known screen size */
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int numOutputs;
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RROutputPtr *outputs;
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RROutputPtr primaryOutput;
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int numCrtcs;
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RRCrtcPtr *crtcs;
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/* Last known pointer position */
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RRCrtcPtr pointerCrtc;
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#ifdef RANDR_10_INTERFACE
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/*
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* Configuration information
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*/
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Rotation rotations;
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CARD16 reqWidth, reqHeight;
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int nSizes;
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RRScreenSizePtr pSizes;
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Rotation rotation;
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int rate;
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int size;
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#endif
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Bool discontiguous;
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RRProviderPtr provider;
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RRProviderDestroyProcPtr rrProviderDestroy;
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int numMonitors;
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RRMonitorPtr *monitors;
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struct xorg_list leases;
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RRRequestLeaseProcPtr rrRequestLease;
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RRGetLeaseProcPtr rrGetLease;
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#if RANDR_12_INTERFACE
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RRCrtcGetProcPtr rrCrtcGet;
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#endif
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} rrScrPrivRec, *rrScrPrivPtr;
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extern _X_EXPORT DevPrivateKeyRec rrPrivKeyRec;
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#define rrPrivKey (&rrPrivKeyRec)
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#define rrGetScrPriv(pScr) ((rrScrPrivPtr)dixLookupPrivate(&(pScr)->devPrivates, rrPrivKey))
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#define rrScrPriv(pScr) rrScrPrivPtr pScrPriv = rrGetScrPriv(pScr)
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#define SetRRScreen(s,p) dixSetPrivate(&(s)->devPrivates, rrPrivKey, p)
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/*
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* each window has a list of clients requesting
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* RRNotify events. Each client has a resource
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* for each window it selects RRNotify input for,
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* this resource is used to delete the RRNotifyRec
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* entry from the per-window queue.
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*/
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typedef struct _RREvent *RREventPtr;
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typedef struct _RREvent {
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RREventPtr next;
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ClientPtr client;
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WindowPtr window;
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XID clientResource;
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int mask;
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} RREventRec;
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typedef struct _RRTimes {
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TimeStamp setTime;
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TimeStamp configTime;
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} RRTimesRec, *RRTimesPtr;
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typedef struct _RRClient {
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int major_version;
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int minor_version;
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/* RRTimesRec times[0]; */
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} RRClientRec, *RRClientPtr;
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#ifdef RANDR_12_INTERFACE
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/*
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* Set the range of sizes for the screen
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*/
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extern _X_EXPORT void
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RRScreenSetSizeRange(ScreenPtr pScreen,
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CARD16 minWidth,
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CARD16 minHeight, CARD16 maxWidth, CARD16 maxHeight);
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#endif
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/* rrscreen.c */
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/*
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* Notify the extension that the screen size has been changed.
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* The driver is responsible for calling this whenever it has changed
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* the size of the screen
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*/
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extern _X_EXPORT void
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RRScreenSizeNotify(ScreenPtr pScreen);
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/*
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* Request that the screen be resized
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*/
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extern _X_EXPORT Bool
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RRScreenSizeSet(ScreenPtr pScreen,
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CARD16 width, CARD16 height, CARD32 mmWidth, CARD32 mmHeight);
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/*
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* Send ConfigureNotify event to root window when 'something' happens
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*/
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extern _X_EXPORT void
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RRSendConfigNotify(ScreenPtr pScreen);
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/* randr.c */
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/* set a screen change on the primary screen */
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extern _X_EXPORT void
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RRSetChanged(ScreenPtr pScreen);
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/*
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* Send all pending events
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*/
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extern _X_EXPORT void
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RRTellChanged(ScreenPtr pScreen);
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/*
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* Poll the driver for changed information
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*/
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extern _X_EXPORT Bool
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RRGetInfo(ScreenPtr pScreen, Bool force_query);
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extern _X_EXPORT Bool RRScreenInit(ScreenPtr pScreen);
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extern _X_EXPORT RROutputPtr RRFirstOutput(ScreenPtr pScreen);
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#ifdef RANDR_10_INTERFACE
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/*
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* This is the old interface, deprecated but left
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* around for compatibility
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*/
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/*
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* Then, register the specific size with the screen
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*/
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extern _X_EXPORT RRScreenSizePtr
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RRRegisterSize(ScreenPtr pScreen,
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short width, short height, short mmWidth, short mmHeight);
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extern _X_EXPORT Bool
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RRRegisterRate(ScreenPtr pScreen, RRScreenSizePtr pSize, int rate);
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/*
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* Finally, set the current configuration of the screen
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*/
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extern _X_EXPORT void
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RRSetCurrentConfig(ScreenPtr pScreen,
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Rotation rotation, int rate, RRScreenSizePtr pSize);
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#endif
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/* rrcrtc.c */
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/*
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* Create a CRTC
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*/
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extern _X_EXPORT RRCrtcPtr RRCrtcCreate(ScreenPtr pScreen, void *devPrivate);
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/*
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* Set the allowed rotations on a CRTC
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*/
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extern _X_EXPORT void
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RRCrtcSetRotations(RRCrtcPtr crtc, Rotation rotations);
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/*
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* Notify the extension that the Crtc has been reconfigured,
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* the driver calls this whenever it has updated the mode
|
|
*/
|
|
extern _X_EXPORT Bool
|
|
RRCrtcNotify(RRCrtcPtr crtc,
|
|
RRModePtr mode,
|
|
int x,
|
|
int y,
|
|
Rotation rotation,
|
|
RRTransformPtr transform, int numOutputs, RROutputPtr * outputs);
|
|
|
|
/*
|
|
* Request that the Crtc be reconfigured
|
|
*/
|
|
extern _X_EXPORT Bool
|
|
RRCrtcSet(RRCrtcPtr crtc,
|
|
RRModePtr mode,
|
|
int x,
|
|
int y, Rotation rotation, int numOutput, RROutputPtr * outputs);
|
|
|
|
/*
|
|
* Request that the Crtc gamma be changed
|
|
*/
|
|
|
|
extern _X_EXPORT Bool
|
|
RRCrtcGammaSet(RRCrtcPtr crtc, CARD16 *red, CARD16 *green, CARD16 *blue);
|
|
|
|
/*
|
|
* Set the size of the gamma table at server startup time
|
|
*/
|
|
|
|
extern _X_EXPORT Bool
|
|
RRCrtcGammaSetSize(RRCrtcPtr crtc, int size);
|
|
|
|
/* rrmode.c */
|
|
/*
|
|
* Find, and if necessary, create a mode
|
|
*/
|
|
|
|
extern _X_EXPORT RRModePtr RRModeGet(xRRModeInfo * modeInfo, const char *name);
|
|
|
|
/*
|
|
* Destroy a mode.
|
|
*/
|
|
|
|
extern _X_EXPORT void
|
|
RRModeDestroy(RRModePtr mode);
|
|
|
|
/* rroutput.c */
|
|
|
|
/*
|
|
* Notify the output of some change. configChanged indicates whether
|
|
* any external configuration (mode list, clones, connected status)
|
|
* has changed, or whether the change was strictly internal
|
|
* (which crtc is in use)
|
|
*/
|
|
extern _X_EXPORT void
|
|
RROutputChanged(RROutputPtr output, Bool configChanged);
|
|
|
|
/*
|
|
* Create an output
|
|
*/
|
|
|
|
extern _X_EXPORT RROutputPtr
|
|
RROutputCreate(ScreenPtr pScreen,
|
|
const char *name, int nameLength, void *devPrivate);
|
|
|
|
/*
|
|
* Notify extension that output parameters have been changed
|
|
*/
|
|
extern _X_EXPORT Bool
|
|
RROutputSetClones(RROutputPtr output, RROutputPtr * clones, int numClones);
|
|
|
|
extern _X_EXPORT Bool
|
|
RROutputSetModes(RROutputPtr output,
|
|
RRModePtr * modes, int numModes, int numPreferred);
|
|
|
|
extern _X_EXPORT Bool
|
|
RROutputSetCrtcs(RROutputPtr output, RRCrtcPtr * crtcs, int numCrtcs);
|
|
|
|
extern _X_EXPORT Bool
|
|
RROutputSetConnection(RROutputPtr output, CARD8 connection);
|
|
|
|
extern _X_EXPORT Bool
|
|
RROutputSetPhysicalSize(RROutputPtr output, int mmWidth, int mmHeight);
|
|
|
|
extern _X_EXPORT void
|
|
RROutputDestroy(RROutputPtr output);
|
|
|
|
extern _X_EXPORT void
|
|
RRDeleteOutputProperty(RROutputPtr output, Atom property);
|
|
|
|
extern _X_EXPORT Bool
|
|
RRPostPendingProperties(RROutputPtr output);
|
|
|
|
extern _X_EXPORT int
|
|
RRChangeOutputProperty(RROutputPtr output, Atom property, Atom type,
|
|
int format, int mode, unsigned long len,
|
|
const void *value, Bool sendevent, Bool pending);
|
|
|
|
extern _X_EXPORT int
|
|
RRConfigureOutputProperty(RROutputPtr output, Atom property,
|
|
Bool pending, Bool range, Bool immutable,
|
|
int num_values, const INT32 *values);
|
|
|
|
/* rrprovider.c */
|
|
#define PRIME_SYNC_PROP "PRIME Synchronization"
|
|
|
|
|
|
/* *just* for backwards compat with legacy proprietary NVidia driver */
|
|
|
|
extern _X_EXPORT RESTYPE RRCrtcType; /* X resource type: Randr CRTC */
|
|
extern _X_EXPORT RESTYPE RRModeType; /* X resource type: Randr MODE */
|
|
extern _X_EXPORT RESTYPE RROutputType; /* X resource type: Randr OUTPUT */
|
|
|
|
/*
|
|
* Set non-desktop property on given output. This flag should be TRUE on
|
|
* outputs where usual desktops shouldn't expand onto (eg. head displays,
|
|
* additional display bars in various handhelds, etc)
|
|
*/
|
|
_X_EXPORT /* just for Nvidia legacy */
|
|
Bool RROutputSetNonDesktop(RROutputPtr output, Bool non_desktop);
|
|
|
|
/*
|
|
* Return the area of the frame buffer scanned out by the crtc,
|
|
* taking into account the current mode and rotation
|
|
*
|
|
* @param crtc the CRTC to query
|
|
* @param width return buffer for width value
|
|
* @param height return buffer for height value
|
|
*/
|
|
_X_EXPORT /* just for Nvidia legacy */
|
|
void RRCrtcGetScanoutSize(RRCrtcPtr crtc, int *width, int *height);
|
|
|
|
/*
|
|
* Retrieve CRTCs current transform
|
|
*
|
|
* @param crtc the CRTC to query
|
|
* @return pointer to CRTCs current transform
|
|
*/
|
|
_X_EXPORT /* just for Nvidia legacy */
|
|
RRTransformPtr RRCrtcGetTransform(RRCrtcPtr crtc);
|
|
|
|
/*
|
|
* Detach and free a scanout pixmap
|
|
*
|
|
* @param crtc the CRTC to act on
|
|
*/
|
|
_X_EXPORT /* just for Nvidia legacy */
|
|
void RRCrtcDetachScanoutPixmap(RRCrtcPtr crtc);
|
|
|
|
/*
|
|
* Create / allocate new provider structure
|
|
*
|
|
* @param pScreen the screen the provider belongs to
|
|
* @param name name of the provider (counted string)
|
|
* @param nameLen size of the provider name
|
|
* @return new provider structure, or NULL on failure
|
|
*/
|
|
_X_EXPORT /* just for Nvidia legacy */
|
|
RRProviderPtr RRProviderCreate(ScreenPtr pScreen, const char *name,
|
|
int nameLen);
|
|
|
|
/*
|
|
* Set provider capabilities field
|
|
*
|
|
* @param provider the provider whose capabilities are to be set
|
|
* @param capabilities the new capabilities
|
|
*/
|
|
_X_EXPORT /* just for Nvidia legacy */
|
|
void RRProviderSetCapabilities(RRProviderPtr provider, uint32_t capabilities);
|
|
|
|
/*
|
|
* Check whether client is operating on recent enough protocol version
|
|
* to know about refresh rates. This has influence on reply packet formats
|
|
*
|
|
* @param pClient the client to check
|
|
* @return TRUE if client using recent enough protocol version
|
|
*/
|
|
_X_EXPORT /* just for Nvidia legacy */
|
|
Bool RRClientKnowsRates(ClientPtr pClient);
|
|
|
|
#endif /* _RANDRSTR_H_ */
|
|
|
|
/*
|
|
|
|
randr extension implementation structure
|
|
|
|
Query state:
|
|
ProcRRGetScreenInfo/ProcRRGetScreenResources
|
|
RRGetInfo
|
|
|
|
• Request configuration from driver, either 1.0 or 1.2 style
|
|
• These functions only record state changes, all
|
|
other actions are pended until RRTellChanged is called
|
|
|
|
->rrGetInfo
|
|
1.0:
|
|
RRRegisterSize
|
|
RRRegisterRate
|
|
RRSetCurrentConfig
|
|
1.2:
|
|
RRScreenSetSizeRange
|
|
RROutputSetCrtcs
|
|
RRModeGet
|
|
RROutputSetModes
|
|
RROutputSetConnection
|
|
RROutputSetSubpixelOrder
|
|
RROutputSetClones
|
|
RRCrtcNotify
|
|
|
|
• Must delay scanning configuration until after ->rrGetInfo returns
|
|
because some drivers will call SetCurrentConfig in the middle
|
|
of the ->rrGetInfo operation.
|
|
|
|
1.0:
|
|
|
|
• Scan old configuration, mirror to new structures
|
|
|
|
RRScanOldConfig
|
|
RRCrtcCreate
|
|
RROutputCreate
|
|
RROutputSetCrtcs
|
|
RROutputSetConnection
|
|
RROutputSetSubpixelOrder
|
|
RROldModeAdd • This adds modes one-at-a-time
|
|
RRModeGet
|
|
RRCrtcNotify
|
|
|
|
• send events, reset pointer if necessary
|
|
|
|
RRTellChanged
|
|
WalkTree (sending events)
|
|
|
|
• when layout has changed:
|
|
RRPointerScreenConfigured
|
|
RRSendConfigNotify
|
|
|
|
Asynchronous state setting (1.2 only)
|
|
When setting state asynchronously, the driver invokes the
|
|
->rrGetInfo function and then calls RRTellChanged to flush
|
|
the changes to the clients and reset pointer if necessary
|
|
|
|
Set state
|
|
|
|
ProcRRSetScreenConfig
|
|
RRCrtcSet
|
|
1.2:
|
|
->rrCrtcSet
|
|
RRCrtcNotify
|
|
1.0:
|
|
->rrSetConfig
|
|
RRCrtcNotify
|
|
RRTellChanged
|
|
*/
|