154 lines
5.4 KiB
C
154 lines
5.4 KiB
C
/* $XFree86: xc/programs/Xserver/hw/xfree86/xf4bpp/ppcBStore.c,v 1.2 1998/07/25 16:59:32 dawes Exp $ */
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/*
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Copyright (c) 1987 X Consortium
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Permission is hereby granted, free of charge, to any person obtaining
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a copy of this software and associated documentation files (the
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"Software"), to deal in the Software without restriction, including
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without limitation the rights to use, copy, modify, merge, publish,
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distribute, sublicense, and/or sell copies of the Software, and to
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permit persons to whom the Software is furnished to do so, subject to
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the following conditions:
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The above copyright notice and this permission notice shall be included
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in all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
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IN NO EVENT SHALL THE X CONSORTIUM BE LIABLE FOR ANY CLAIM, DAMAGES OR
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OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
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ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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OTHER DEALINGS IN THE SOFTWARE.
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Except as contained in this notice, the name of the X Consortium shall
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not be used in advertising or otherwise to promote the sale, use or
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other dealings in this Software without prior written authorization
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from the X Consortium.
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Copyright IBM Corporation 1987,1988,1989
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All Rights Reserved
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Permission to use, copy, modify, and distribute this software and its
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documentation for any purpose and without fee is hereby granted,
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provided that the above copyright notice appear in all copies and that
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both that copyright notice and this permission notice appear in
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supporting documentation, and that the name of IBM not be
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used in advertising or publicity pertaining to distribution of the
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software without specific, written prior permission.
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IBM DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
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ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
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IBM BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR
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ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
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WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
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ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
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SOFTWARE.
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Copyright 1987 by the Regents of the University of California
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All Rights Reserved
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Permission to use, copy, modify, and distribute this software and its
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documentation for any purpose and without fee is hereby granted,
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provided that the above copyright notice appear in all copies and that
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both that copyright notice and this permission notice appear in
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supporting documentation, and that the name of Digital not be
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used in advertising or publicity pertaining to distribution of the
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software without specific, written prior permission.
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*/
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/* $XConsortium: ppcBStore.c /main/5 1996/02/21 17:57:06 kaleb $ */
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#include "xf4bpp.h"
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#include "vgaVideo.h"
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#include "ibmTrace.h"
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/*-----------------------------------------------------------------------
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* xf4bppSaveAreas --
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* Function called by miSaveAreas to actually fetch the areas to be
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* saved into the backing pixmap.
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*
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* Results:
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* None.
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*
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* Side Effects:
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* Data are copied from the screen into the pixmap.
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*
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*-----------------------------------------------------------------------
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*/
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void
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xf4bppSaveAreas( pPixmap, prgnSave, xorg, yorg, pWin )
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register PixmapPtr pPixmap ; /* Backing pixmap */
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RegionPtr prgnSave ; /* Region to save (pixmap-relative) */
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int xorg ; /* X origin of region */
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int yorg ; /* Y origin of region */
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WindowPtr pWin;
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{
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register BoxPtr pBox ;
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register int nBox ;
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TRACE( ( "xf4bppSaveAreas(0x%x,0x%x,%d,%d)\n",
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pPixmap, prgnSave, xorg, yorg ) ) ;
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/* WHOOP WHOOP WHOOP XXX -- depth 8 *only* */ /* GJA -- ? */
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if ( !( nBox = REGION_NUM_RECTS(prgnSave) ) )
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return ;
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for ( pBox = REGION_RECTS(prgnSave) ; nBox-- ; pBox++ )
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xf4bppReadColorImage( pWin, pBox->x1 + xorg,
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pBox->y1 + yorg,
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pBox->x2 - pBox->x1,
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pBox->y2 - pBox->y1,
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( (unsigned char *) pPixmap->devPrivate.ptr )
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+ ( pBox->y1 * pPixmap->devKind ) + pBox->x1,
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pPixmap->devKind ) ;
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return ;
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}
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/*-----------------------------------------------------------------------
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* xf4bppRestoreAreas --
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* Function called by miRestoreAreas to actually fetch the areas to be
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* restored from the backing pixmap.
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*
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* Results:
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* None.
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*
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* Side Effects:
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* Data are copied from the pixmap into the screen.
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*
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*-----------------------------------------------------------------------
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*/
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void
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xf4bppRestoreAreas( pPixmap, prgnRestore, xorg, yorg, pWin )
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register PixmapPtr pPixmap ; /* Backing pixmap */
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RegionPtr prgnRestore ; /* Region to restore (screen-relative)*/
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int xorg ; /* X origin of window */
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int yorg ; /* Y origin of window */
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WindowPtr pWin;
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{
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register BoxPtr pBox ;
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register int nBox ;
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TRACE( ( "xf4bppRestoreAreas(0x%x,0x%x,%d,%d)\n",
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pPixmap, prgnRestore, xorg, yorg ) ) ;
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/* WHOOP WHOOP WHOOP XXX -- depth 8 *only* */
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if ( !( nBox = REGION_NUM_RECTS(prgnRestore) ) )
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return ;
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for ( pBox = REGION_RECTS(prgnRestore) ; nBox-- ; pBox++ )
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xf4bppDrawColorImage( pWin, pBox->x1,
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pBox->y1,
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pBox->x2 - pBox->x1,
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pBox->y2 - pBox->y1,
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( (unsigned char *)pPixmap->devPrivate.ptr )
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+ ( ( pBox->y1 - yorg ) * pPixmap->devKind )
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+ ( pBox->x1 - xorg ),
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pPixmap->devKind,
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GXcopy, VGA_ALLPLANES ) ;
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return ;
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}
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