diff options
Diffstat (limited to 'hw/xfree86/xf4bpp/ppcBStore.c')
| -rw-r--r-- | hw/xfree86/xf4bpp/ppcBStore.c | 153 |
1 files changed, 153 insertions, 0 deletions
diff --git a/hw/xfree86/xf4bpp/ppcBStore.c b/hw/xfree86/xf4bpp/ppcBStore.c new file mode 100644 index 000000000..a1f49a486 --- /dev/null +++ b/hw/xfree86/xf4bpp/ppcBStore.c @@ -0,0 +1,153 @@ +/* $XFree86: xc/programs/Xserver/hw/xfree86/xf4bpp/ppcBStore.c,v 1.3 1999/06/06 08:48:57 dawes Exp $ */ +/* + +Copyright (c) 1987 X Consortium + +Permission is hereby granted, free of charge, to any person obtaining +a copy of this software and associated documentation files (the +"Software"), to deal in the Software without restriction, including +without limitation the rights to use, copy, modify, merge, publish, +distribute, sublicense, and/or sell copies of the Software, and to +permit persons to whom the Software is furnished to do so, subject to +the following conditions: + +The above copyright notice and this permission notice shall be included +in all copies or substantial portions of the Software. + +THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS +OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF +MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. +IN NO EVENT SHALL THE X CONSORTIUM BE LIABLE FOR ANY CLAIM, DAMAGES OR +OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, +ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR +OTHER DEALINGS IN THE SOFTWARE. + +Except as contained in this notice, the name of the X Consortium shall +not be used in advertising or otherwise to promote the sale, use or +other dealings in this Software without prior written authorization +from the X Consortium. + + +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 +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. + +*/ +/* $XConsortium: ppcBStore.c /main/5 1996/02/21 17:57:06 kaleb $ */ + +#include "xf4bpp.h" +#include "vgaVideo.h" +#include "ibmTrace.h" + +/*----------------------------------------------------------------------- + * xf4bppSaveAreas -- + * 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 +xf4bppSaveAreas( pPixmap, prgnSave, xorg, yorg, pWin ) + register PixmapPtr pPixmap ; /* Backing pixmap */ + RegionPtr prgnSave ; /* Region to save (pixmap-relative) */ + int xorg ; /* X origin of region */ + int yorg ; /* Y origin of region */ + WindowPtr pWin; +{ + register BoxPtr pBox ; + register int nBox ; + + TRACE( ( "xf4bppSaveAreas(0x%x,0x%x,%d,%d)\n", + pPixmap, prgnSave, xorg, yorg ) ) ; +/* WHOOP WHOOP WHOOP XXX -- depth 8 *only* */ /* GJA -- ? */ + + if ( !( nBox = REGION_NUM_RECTS(prgnSave) ) ) + return ; + + for ( pBox = REGION_RECTS(prgnSave) ; nBox-- ; pBox++ ) + xf4bppReadColorImage( pWin, 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 ; +} + +/*----------------------------------------------------------------------- + * xf4bppRestoreAreas -- + * 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 +xf4bppRestoreAreas( pPixmap, prgnRestore, xorg, yorg, pWin ) + register PixmapPtr pPixmap ; /* Backing pixmap */ + RegionPtr prgnRestore ; /* Region to restore (screen-relative)*/ + int xorg ; /* X origin of window */ + int yorg ; /* Y origin of window */ + WindowPtr pWin; +{ + register BoxPtr pBox ; + register int nBox ; + + TRACE( ( "xf4bppRestoreAreas(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 ; + for ( pBox = REGION_RECTS(prgnRestore) ; nBox-- ; pBox++ ) + xf4bppDrawColorImage( pWin, 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, VGA_ALLPLANES ) ; + return ; +} |