xref: /xsrc/external/mit/xorg-server/dist/include/pixmapstr.h

/***********************************************************

Copyright 1987, 1998  The Open Group

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in this Software without prior written authorization from The Open Group.

Copyright 1987 by Digital Equipment Corporation, Maynard, Massachusetts.

                        All Rights Reserved

Permission to use, copy, modify, and distribute this software and its
documentation for any purpose and without fee is hereby granted,
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 Digital not be
used in advertising or publicity pertaining to distribution of the
software without specific, written prior permission.

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******************************************************************/

#ifndef PIXMAPSTRUCT_H
#define PIXMAPSTRUCT_H
#include "pixmap.h"
#include "screenint.h"
#include "regionstr.h"
#include "privates.h"
#include "damage.h"
#include <X11/extensions/randr.h>
#include "picturestr.h"

typedef struct _Drawable {
    unsigned char type;         /* DRAWABLE_<type> */
    unsigned char class;        /* specific to type */
    unsigned char depth;
    unsigned char bitsPerPixel;
    XID id;                     /* resource id */
    short x;                    /* window: screen absolute, pixmap: 0 */
    short y;                    /* window: screen absolute, pixmap: 0 */
    unsigned short width;
    unsigned short height;
    ScreenPtr pScreen;
    unsigned long serialNumber;
} DrawableRec;

/*
 * PIXMAP -- device dependent
 */

typedef struct _Pixmap {
    DrawableRec drawable;
    PrivateRec *devPrivates;
    int refcnt;
    int devKind;                /* This is the pitch of the pixmap, typically width*bpp/8. */
    DevUnion devPrivate;        /* When !NULL, devPrivate.ptr points to the raw pixel data. */
#ifdef COMPOSITE
    short screen_x;
    short screen_y;
#endif
    unsigned usage_hint;        /* see CREATE_PIXMAP_USAGE_* */

    PixmapPtr primary_pixmap;    /* pointer to primary copy of pixmap for pixmap sharing */
} PixmapRec;

typedef struct _PixmapDirtyUpdate {
    DrawablePtr src;            /* Root window / shared pixmap */
    PixmapPtr secondary_dst;    /* Shared / scanout pixmap */
    int x, y;
    DamagePtr damage;
    struct xorg_list ent;
    int dst_x, dst_y;
    Rotation rotation;
    PictTransform transform;
    struct pixman_f_transform f_transform, f_inverse;
} PixmapDirtyUpdateRec;

static inline void
PixmapBox(BoxPtr box, PixmapPtr pixmap)
{
    box->x1 = 0;
    box->x2 = pixmap->drawable.width;

    box->y1 = 0;
    box->y2 = pixmap->drawable.height;
}


static inline void
PixmapRegionInit(RegionPtr region, PixmapPtr pixmap)
{
    BoxRec box;

    PixmapBox(&box, pixmap);
    RegionInit(region, &box, 1);
}

#endif                          /* PIXMAPSTRUCT_H */