xenocara/xserver/hw/xfree86/xf4bpp/ppcArea.c
2007-11-24 17:55:21 +00:00

98 lines
2.9 KiB
C

/*
* 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.
*
*/
/*
* ppc solid area fill
*
* Tom Paquin 8/87
*/
#ifdef HAVE_XORG_CONFIG_H
#include <xorg-config.h>
#endif
#include "xf4bpp.h"
#include "mfbmap.h"
#include "mfb.h"
#include "ppcGCstr.h"
#include "ibmTrace.h"
void
xf4bppFillArea( pWin, nboxes, pBox, pGC )
register WindowPtr pWin ;
register int nboxes ;
register BoxPtr pBox ;
GCPtr pGC ;
{
register int x, y, w, h ;
int alu ;
unsigned long int fg, bg, pm ;
int xSrc, ySrc ;
PixmapPtr pPixmap ;
ppcPrivGC *pPrivGC = pGC->devPrivates[mfbGetGCPrivateIndex()].ptr;
TRACE( ( "xf4bppFillArea(0x%x,%d,0x%x,0x%x)\n", pWin, nboxes, pBox, pGC ) ) ;
if ( ( alu = pPrivGC->colorRrop.alu ) == GXnoop || !nboxes )
return ;
xSrc = pGC->patOrg.x + pWin->drawable.x ;
ySrc = pGC->patOrg.y + pWin->drawable.y ;
pm = pPrivGC->colorRrop.planemask ;
fg = pPrivGC->colorRrop.fgPixel ;
bg = pPrivGC->colorRrop.bgPixel ;
nboxes++ ;
switch ( pPrivGC->colorRrop.fillStyle ) {
case FillTiled:
for ( pPixmap = pGC->tile.pixmap ; --nboxes ; pBox++ )
if ( ( w = pBox->x2 - ( x = pBox->x1 ) )
&& ( h = pBox->y2 - ( y = pBox->y1 ) ) )
xf4bppTileRect( pWin, pPixmap, alu, pm,
x, y, w, h, xSrc, ySrc ) ;
break ;
case FillOpaqueStippled:
for ( pPixmap = pGC->stipple ; --nboxes ; pBox++ )
if ( ( w = pBox->x2 - ( x = pBox->x1 ) )
&& ( h = pBox->y2 - ( y = pBox->y1 ) ) )
xf4bppOpaqueStipple( pWin, pPixmap, fg, bg, alu, pm,
x, y, w, h, xSrc, ySrc ) ;
break ;
case FillStippled:
for ( pPixmap = pGC->stipple ; --nboxes ; pBox++ )
if ( ( w = pBox->x2 - ( x = pBox->x1 ) )
&& ( h = pBox->y2 - ( y = pBox->y1 ) ) )
xf4bppFillStipple( pWin, pPixmap, fg, alu, pm,
x, y, w, h, xSrc, ySrc ) ;
break ;
case FillSolid:
for ( ; --nboxes ; pBox++ )
if ( ( w = pBox->x2 - ( x = pBox->x1 ) )
&& ( h = pBox->y2 - ( y = pBox->y1 ) ) )
xf4bppFillSolid( pWin, fg, alu, pm, x, y, w, h ) ;
break ;
}
}