281 lines
10 KiB
C
281 lines
10 KiB
C
/*
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* Copyright IBM Corporation 1987,1988,1989
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*
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* All Rights Reserved
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*
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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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*
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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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*
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*/
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/******************************************************************
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Copyright 1987 by Digital Equipment Corporation, Maynard, Massachusetts.
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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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DIGITAL 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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DIGITAL 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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******************************************************************/
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#ifdef HAVE_XORG_CONFIG_H
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#include <xorg-config.h>
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#endif
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#include "xf4bpp.h"
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#include "mfbmap.h"
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#include "mfb.h"
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#include "mi.h"
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#include "mispans.h"
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#include "ppcGCstr.h"
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#include "ppcSpMcro.h"
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#include "ibmTrace.h"
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#define LeftMostBitInScreenLongWord SCRLEFT( 0xFFFFFFFF, 31 )
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/*
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********** ********** ********** ********** ********** ********** **********
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these routines all clip. they assume that anything that has called
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them has already translated the points (i.e. pGC->miTranslate is
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non-zero, which is howit gets set in mfbCreateGC().)
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the number of new scanlines created by clipping ==
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MaxRectsPerBand * nSpans.
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********** ********** ********** ********** ********** ********** **********
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*/
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void
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xf4bppSolidWindowFS( pDrawable, pGC, nInit, pptInit, pwidthInit, fSorted )
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DrawablePtr pDrawable ;
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GCPtr pGC ;
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int nInit ; /* number of spans to fill */
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DDXPointPtr pptInit ; /* pointer to list of start points */
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int *pwidthInit ; /* pointer to list of n widths */
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int fSorted ;
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{
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register unsigned long int pm ;
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register unsigned long int fg ;
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register int alu ;
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/* next three parameters are post-clip */
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int n ; /* number of spans to fill */
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register DDXPointPtr ppt ; /* pointer to list of start points */
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register int *pwidth ; /* pointer to list of n widths */
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int *pwidthFree ; /* copies of the pointers to free */
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DDXPointPtr pptFree ;
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TRACE( ( "xf4bppSolidWindowFS(pDrawable=0x%x,pGC=0x%x,nInit=%d,pptInit=0x%x,pwidthInit=0x%x,fSorted=%d)\n",
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pDrawable, pGC, nInit, pptInit, pwidthInit, fSorted ) ) ;
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if ( pDrawable->type != DRAWABLE_WINDOW ) {
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ErrorF( "xf4bppSolidWindowFS: drawable is not a window\n") ;
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return ;
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}
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if ( ( alu = ( (ppcPrivGC *)dixLookupPrivate(&pGC->devPrivates, mfbGetGCPrivateKey()) )->colorRrop.alu ) == GXnoop )
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return ;
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n = nInit * miFindMaxBand( pGC->pCompositeClip ) ;
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if ( !( pwidthFree = (int *) xalloc( n * sizeof( int ) ) ) )
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return ;
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pwidth = pwidthFree ;
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if ( !( pptFree = (DDXPointRec *)
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xalloc( n * sizeof( DDXPointRec ) ) ) ) {
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xfree( pwidth ) ;
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return ;
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}
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ppt = pptFree ;
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n = miClipSpans( pGC->pCompositeClip, pptInit, pwidthInit, nInit,
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ppt, pwidth, fSorted ) ;
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pm = ( (ppcPrivGC *)dixLookupPrivate(&pGC->devPrivates, mfbGetGCPrivateKey()) )->colorRrop.planemask ;
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fg = ( (ppcPrivGC *)dixLookupPrivate(&pGC->devPrivates, mfbGetGCPrivateKey()) )->colorRrop.fgPixel ;
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for ( ; n-- ; ppt++, pwidth++ )
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if ( *pwidth )
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xf4bppFillSolid( (WindowPtr)pDrawable,
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fg, alu, pm, ppt->x, ppt->y, *pwidth, 1 ) ;
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xfree( pptFree ) ;
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xfree( pwidthFree ) ;
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return ;
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}
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void
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xf4bppStippleWindowFS( pDrawable, pGC, nInit, pptInit, pwidthInit, fSorted )
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DrawablePtr pDrawable ;
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register GC *pGC ;
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int nInit ; /* number of spans to fill */
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DDXPointPtr pptInit ; /* pointer to list of start points */
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int *pwidthInit ; /* pointer to list of n widths */
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int fSorted ;
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{
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register unsigned long int pm ;
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register unsigned long int fg ;
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register int alu ;
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/* next three parameters are post-clip */
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int n ; /* number of spans to fill */
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register DDXPointPtr ppt ; /* pointer to list of start points */
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register int *pwidth ; /* pointer to list of n widths */
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PixmapPtr pTile ; /* pointer to tile we want to fill with */
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int xSrc ;
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int ySrc ;
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int *pwidthFree ; /* copies of the pointers to free */
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DDXPointPtr pptFree ;
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TRACE( ( "xf4bppStippleWindowFS(pDrawable=0x%x,pGC=0x%x,nInit=%d,pptInit=0x%x,pwidthInit=0x%x,fSorted=%d)\n",
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pDrawable, pGC, nInit, pptInit, pwidthInit, fSorted ) ) ;
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if ( pDrawable->type != DRAWABLE_WINDOW ) {
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ErrorF( "xf4bppStippleWindowFS: drawable is not a window\n" ) ;
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return ;
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}
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if ( pGC->stipple->drawable.depth != 1 ) {
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ErrorF("ppcStippleFS: bad depth\ntype = %d, depth = %d\n",
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pDrawable->type, pGC->stipple->drawable.depth ) ;
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return ;
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}
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if ( ( alu = ( (ppcPrivGC *)dixLookupPrivate(&pGC->devPrivates, mfbGetGCPrivateKey()) )->colorRrop.alu ) == GXnoop )
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return ;
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SETSPANPTRS( nInit, n, pwidthInit, pwidthFree, pptInit,
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pptFree, pwidth, ppt, fSorted ) ;
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pm = ( (ppcPrivGC *)dixLookupPrivate(&pGC->devPrivates, mfbGetGCPrivateKey()) )->colorRrop.planemask ;
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fg = ( (ppcPrivGC *)dixLookupPrivate(&pGC->devPrivates, mfbGetGCPrivateKey()) )->colorRrop.fgPixel ;
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xSrc = pGC->patOrg.x + pDrawable->x ;
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ySrc = pGC->patOrg.y + pDrawable->y ;
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pTile = pGC->stipple ;
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for ( ; n-- ; ppt++, pwidth++ )
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xf4bppFillStipple( (WindowPtr)pDrawable, pTile, fg, alu, pm,
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ppt->x, ppt->y, *pwidth, 1, xSrc, ySrc ) ;
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xfree( pptFree ) ;
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xfree( pwidthFree ) ;
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return ;
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}
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void
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xf4bppOpStippleWindowFS( pDrawable, pGC, nInit, pptInit, pwidthInit, fSorted )
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DrawablePtr pDrawable ;
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register GC *pGC ;
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int nInit ; /* number of spans to fill */
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DDXPointPtr pptInit ; /* pointer to list of start points */
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int *pwidthInit ; /* pointer to list of n widths */
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int fSorted ;
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{
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register DDXPointPtr ppt ; /* pointer to list of start points */
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register int *pwidth ; /* pointer to list of n widths */
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int n ; /* number of spans to fill */
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int xSrc ;
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int ySrc ;
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unsigned long int pm ;
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unsigned long int fg, bg ;
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int alu ;
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int *pwidthFree ; /* copies of the pointers to free */
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DDXPointPtr pptFree ;
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TRACE( ( "xf4bppOpStippleWindowFS(pDrawable=0x%x,pGC=0x%x,nInit=%d,pptInit=0x%x,pwidthInit=0x%x,fSorted=%d)\n",
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pDrawable, pGC, nInit, pptInit, pwidthInit, fSorted ) ) ;
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if ( pGC->stipple->drawable.depth != 1 ) {
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ErrorF( "xf4bppOpStippleWindowFS: bad depth\ntype = %d, depth = %d\n",
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pDrawable->type, pGC->stipple->drawable.depth ) ;
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return ;
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}
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if ( ( alu = ( (ppcPrivGC *)dixLookupPrivate(&pGC->devPrivates, mfbGetGCPrivateKey()) )->colorRrop.alu ) == GXnoop )
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return ;
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SETSPANPTRS( nInit, n, pwidthInit, pwidthFree, pptInit,
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pptFree, pwidth, ppt, fSorted ) ;
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pm = ( (ppcPrivGC *)dixLookupPrivate(&pGC->devPrivates, mfbGetGCPrivateKey()) )->colorRrop.planemask ;
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fg = ( (ppcPrivGC *)dixLookupPrivate(&pGC->devPrivates, mfbGetGCPrivateKey()) )->colorRrop.fgPixel ;
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bg = ( (ppcPrivGC *)dixLookupPrivate(&pGC->devPrivates, mfbGetGCPrivateKey()) )->colorRrop.bgPixel ;
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xSrc = pGC->patOrg.x + pDrawable->x ;
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ySrc = pGC->patOrg.y + pDrawable->y ;
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for ( ; n-- ; ppt++, pwidth++ )
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xf4bppOpaqueStipple( (WindowPtr)pDrawable, pGC->stipple, fg, bg, alu, pm,
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ppt->x, ppt->y, *pwidth, 1, xSrc, ySrc ) ;
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xfree( pptFree ) ;
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xfree( pwidthFree ) ;
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return ;
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}
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void
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xf4bppTileWindowFS( pDrawable, pGC, nInit, pptInit, pwidthInit, fSorted )
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DrawablePtr pDrawable ;
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register GC *pGC ;
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int nInit ; /* number of spans to fill */
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DDXPointPtr pptInit ; /* pointer to list of start points */
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int *pwidthInit ; /* pointer to list of n widths */
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int fSorted ;
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{
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/* next three parameters are post-clip */
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register DDXPointPtr ppt ; /* pointer to list of start points */
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register int *pwidth ; /* pointer to list of n widths */
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int n ; /* number of spans to fill */
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unsigned char pm ;
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int alu ;
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int xSrc ;
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int ySrc ;
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int *pwidthFree ; /* copies of the pointers to free */
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DDXPointPtr pptFree ;
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TRACE( ( "xf4bppTileWindowFS(pDrawable=0x%x,pGC=0x%x,nInit=%d,pptInit=0x%x,pwidthInit=0x%x,fSorted=%d)\n",
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pDrawable, pGC, nInit, pptInit, pwidthInit, fSorted ) ) ;
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if ( ( alu = ( (ppcPrivGC *)dixLookupPrivate(&pGC->devPrivates, mfbGetGCPrivateKey()) )->colorRrop.alu ) == GXnoop )
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return ;
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SETSPANPTRS( nInit, n, pwidthInit, pwidthFree, pptInit,
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pptFree, pwidth, ppt, fSorted ) ;
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xSrc = pGC->patOrg.x + pDrawable->x ;
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ySrc = pGC->patOrg.y + pDrawable->y ;
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pm = ( (ppcPrivGC *)dixLookupPrivate(&pGC->devPrivates, mfbGetGCPrivateKey()) )->colorRrop.planemask ;
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for ( ; n-- ; ppt++, pwidth++ )
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xf4bppTileRect( (WindowPtr)pDrawable, pGC->tile.pixmap, alu, pm,
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ppt->x, ppt->y, *pwidth, 1, xSrc, ySrc ) ;
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xfree( pptFree ) ;
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xfree( pwidthFree ) ;
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return ;
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}
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