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ppcBStore.c
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1989-11-14
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/*
* Copyright IBM Corporation 1987,1988,1989
*
* 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 IBM not be
* used in advertising or publicity pertaining to distribution of the
* software without specific, written prior permission.
*
* IBM DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
* ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
* IBM 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.
*
*/
/***********************************************************
Copyright 1987 by the Regents of the University of California
and the Massachusetts Institute of Technology, Cambridge, 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 names of Digital or MIT not be
used in advertising or publicity pertaining to distribution of the
software without specific, written prior permission.
******************************************************************/
/***********************************************************
Copyright IBM Corporation 1987
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 IBM not be
used in advertising or publicity pertaining to distribution of the
software without specific, written prior permission.
IBM DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
IBM 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.
******************************************************************/
/* $Header: */
#ifndef lint
static char *rcsid = "$Header: /andrew/X11/r3src/release/server/ddx/ibm/ppc/RCS/ppcBStore.c,v 30.0 89/01/23 19:29:01 paul Exp $";
#endif
#include "X.h"
#include "servermd.h"
#include "regionstr.h"
#include "scrnintstr.h"
#include "pixmapstr.h"
#include "windowstr.h"
#include "mibstore.h"
#include "mfb.h"
#include "ppc.h"
#include "ibmTrace.h"
/*-----------------------------------------------------------------------
* ppcSaveAreas --
* Function called by miSaveAreas to actually fetch the areas to be
* saved into the backing pixmap.
*
* Results:
* None.
*
* Side Effects:
* Data are copied from the screen into the pixmap.
*
*-----------------------------------------------------------------------
*/
void
ppcSaveAreas( pPixmap, prgnSave, xorg, yorg )
register PixmapPtr pPixmap ; /* Backing pixmap */
RegionPtr prgnSave ; /* Region to save (pixmap-relative) */
int xorg ; /* X origin of region */
int yorg ; /* Y origin of region */
{
register BoxPtr pBox ;
register int nBox ;
register void (*pFn)() ;
TRACE( ( "ppcSaveAreas(0x%x,0x%x,%d,%d)\n",
pPixmap, prgnSave, xorg, yorg ) ) ;
/* WHOOP WHOOP WHOOP XXX -- depth 8 *only* */
if ( !( nBox = REGION_NUM_RECTS(prgnSave) ) )
return ;
pFn = ( (ppcScrnPriv *) pPixmap->drawable.pScreen->devPrivate )->imageRead ;
for ( pBox = REGION_RECTS(prgnSave) ; nBox-- ; pBox++ )
(* pFn)( pBox->x1 + xorg,
pBox->y1 + yorg,
pBox->x2 - pBox->x1,
pBox->y2 - pBox->y1,
( (unsigned char *) pPixmap->devPrivate.ptr )
+ ( pBox->y1 * pPixmap->devKind ) + pBox->x1,
pPixmap->devKind ) ;
return ;
}
/*-----------------------------------------------------------------------
* ppcRestoreAreas --
* Function called by miRestoreAreas to actually fetch the areas to be
* restored from the backing pixmap.
*
* Results:
* None.
*
* Side Effects:
* Data are copied from the pixmap into the screen.
*
*-----------------------------------------------------------------------
*/
void
ppcRestoreAreas( pPixmap, prgnRestore, xorg, yorg )
register PixmapPtr pPixmap ; /* Backing pixmap */
RegionPtr prgnRestore ; /* Region to restore (screen-relative)*/
int xorg ; /* X origin of window */
int yorg ; /* Y origin of window */
{
register BoxPtr pBox ;
register int nBox ;
register void (*pFn)() ;
TRACE( ( "ppcRestoreAreas(0x%x,0x%x,%d,%d)\n",
pPixmap, prgnRestore, xorg, yorg ) ) ;
/* WHOOP WHOOP WHOOP XXX -- depth 8 *only* */
if ( !( nBox = REGION_NUM_RECTS(prgnRestore) ) )
return ;
pFn = ( (ppcScrnPriv *) pPixmap->drawable.pScreen->devPrivate )->imageFill ;
for ( pBox = REGION_RECTS(prgnRestore) ; nBox-- ; pBox++ )
(* pFn)( pBox->x1,
pBox->y1,
pBox->x2 - pBox->x1,
pBox->y2 - pBox->y1,
( (unsigned char *) pPixmap->devPrivate.ptr )
+ ( ( pBox->y1 - yorg ) * pPixmap->devKind )
+ ( pBox->x1 - xorg ),
pPixmap->devKind,
GXcopy, ~0 ) ;
return ;
}