diff options
Diffstat (limited to 'xorg-server/hw/xfree86/xf4bpp/ppcSetSp.c')
| -rw-r--r-- | xorg-server/hw/xfree86/xf4bpp/ppcSetSp.c | 319 |
1 files changed, 0 insertions, 319 deletions
diff --git a/xorg-server/hw/xfree86/xf4bpp/ppcSetSp.c b/xorg-server/hw/xfree86/xf4bpp/ppcSetSp.c deleted file mode 100644 index 7659384e7..000000000 --- a/xorg-server/hw/xfree86/xf4bpp/ppcSetSp.c +++ /dev/null @@ -1,319 +0,0 @@ -/* - * 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 (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 1987 by Digital Equipment Corporation, Maynard, 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 name of Digital not be -used in advertising or publicity pertaining to distribution of the -software without specific, written prior permission. - -DIGITAL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING -ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL -DIGITAL 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. - -******************************************************************/ - -#ifdef HAVE_XORG_CONFIG_H -#include <xorg-config.h> -#endif - -#include <stdlib.h> - -#include "xf4bpp.h" -#include "OScompiler.h" -#include "mfbmap.h" -#include "mfb.h" -#include "servermd.h" - -/* SetScanline -- copies the bits from psrc to the drawable starting at - * (xStart, y) and continuing to (xEnd, y). xOrigin tells us where psrc - * starts on the scanline. (I.e., if this scanline passes through multiple - * boxes, we may not want to start grabbing bits at psrc but at some offset - * further on.) - */ -static void -ppcSetScanline -( - register int pixCount, /* width of scanline in bits */ - register char *psrc, - register unsigned char *pdst, /* where to put the bits */ - register int pm, /* plane mask */ - const int alu /* raster op */ -) -{ -register int npm = ~pm ; /* inverted plane mask */ -register char tmpx ; - -pm &= 0x0F; npm &= 0x0F; /* GJA */ - -switch ( alu ) { - case GXclear: /* 0x0 Zero 0 */ - while ( pixCount-- ) - *pdst++ &= npm ; - break ; - case GXand: /* 0x1 src AND dst */ - while ( pixCount-- ) - *pdst++ &= *psrc++ | npm ; - break ; - case GXandReverse: /* 0x2 src AND NOT dst */ - for ( ; pixCount-- ; pdst++, psrc++ ) { - tmpx = *pdst; - *pdst = ( tmpx & npm ) | ( pm & *psrc & ~tmpx ) ; - } - break ; - case GXcopy: /* 0x3 src */ - for ( ; pixCount-- ; pdst++, psrc++ ) - *pdst = ( *pdst & npm ) | ( pm & *psrc ) ; - break ; - case GXandInverted: /* 0x4 NOT src AND dst */ - while ( pixCount-- ) - *pdst++ &= npm | ~*psrc++ ; - break ; - case GXnoop: /* 0x5 dst */ - break ; - case GXxor: /* 0x6 src XOR dst */ - while ( pixCount-- ) - *pdst++ ^= pm & *psrc++ ; - break ; - case GXor: /* 0x7 src OR dst */ - while ( pixCount-- ) - *pdst++ |= *psrc++ & pm ; - break ; - case GXnor: /* 0x8 NOT src AND NOT dst */ - for ( ; pixCount-- ; pdst++, psrc++ ) { - tmpx = *pdst; - *pdst = ( tmpx & npm ) | ( pm & ~( tmpx | *psrc ) ) ; - } - break ; - case GXequiv: /* 0x9 NOT src XOR dst */ - while ( pixCount-- ) - *pdst++ ^= pm & ~ *psrc++ ; - break ; - case GXorReverse: /* 0xb src OR NOT dst */ - for ( ; pixCount-- ; pdst++, psrc++ ) { - tmpx = *pdst; - *pdst = ( tmpx & npm ) | ( pm & ( *psrc | ~tmpx ) ) ; - } - break ; - case GXinvert: /* 0xa NOT dst */ - while ( pixCount-- ) - *pdst++ ^= pm ; - break ; - case GXcopyInverted: /* 0xc NOT src */ - for ( ; pixCount-- ; pdst++, psrc++ ) - *pdst = ( *pdst & npm ) | ( pm & ~ *psrc ) ; - break ; - case GXorInverted: /* 0xd NOT src OR dst */ - while ( pixCount-- ) - *pdst++ |= pm & ~ *psrc++ ; - break ; - case GXnand: /* 0xe NOT src OR NOT dst */ - for ( ; pixCount-- ; pdst++, psrc++ ) { - tmpx = *pdst; - *pdst = ( tmpx & npm ) | ( pm & ~( tmpx & *psrc ) ) ; - } - break ; - case GXset: /* 0xf 1 */ - while ( pixCount-- ) - *pdst++ |= pm ; - break ; - default: - ErrorF( "ppcSetScanLine: bad alu value == 0x%02X\n", alu ) ; - break ; -} - -return ; -} - -/* SetSpans -- for each span copy pwidth[i] bits from psrc to pDrawable at - * ppt[i] using the raster op from the GC. If fSorted is TRUE, the scanlines - * are in increasing Y order. - * Source bit lines are server scanline padded so that they always begin - * on a word boundary. - */ -void -xf4bppSetSpans( pDrawable, pGC, psrc, ppt, pwidth, nspans, fSorted ) - register DrawablePtr pDrawable ; - GCPtr pGC ; - char *psrc ; - register DDXPointPtr ppt ; - int *pwidth ; - int nspans ; - int fSorted ; -{ - unsigned char *pdstBase = NULL; /* start of dst bitmap */ - int widthDst = 0; /* width of bitmap in words */ - register BoxPtr pbox, pboxLast, pboxTest ; - register DDXPointPtr pptLast ; - RegionPtr prgnDst ; - register int width ; - int xStart, xEnd ; - int yMax ; - int alu ; - int pm ; - - /* allow for 1-deep windows on nfb machines (eg apa8, aed) */ - if ( ( pDrawable->depth == 1 ) && ( pDrawable->type == DRAWABLE_PIXMAP ) ) { - mfbSetSpans( pDrawable, pGC, psrc, ppt, pwidth, nspans, fSorted ) ; - return ; - } - - if ( !( pm = pGC->planemask & ~( (~0) << pDrawable->depth ) ) - || ( ( alu = pGC->alu ) == GXnoop ) ) - return ; - - prgnDst = pGC->pCompositeClip ; - - if ( ! REGION_NUM_RECTS(prgnDst)) - return ; - - pboxLast = ( pbox = REGION_RECTS(prgnDst) ) + REGION_NUM_RECTS(prgnDst); - pptLast = ppt + nspans ; - - if ( pDrawable->type == DRAWABLE_WINDOW ) { - yMax = (int) pDrawable->height + pDrawable->y ; - } - else { - pdstBase = (unsigned char *) ( (PixmapPtr) pDrawable )->devPrivate.ptr ; - widthDst = (int) ( (PixmapPtr) pDrawable )->devKind ; - yMax = pDrawable->height ; - } - - if ( fSorted ) { - /* scan lines sorted in ascending order. Because they are sorted, we - * don't have to check each scanline against each clip box. We can be - * sure that this scanline only has to be clipped to boxes at or after the - * beginning of this y-band - */ - for ( pboxTest = pbox ; - ( ppt < pptLast ) && ( ppt->y < yMax ) ; - ppt++, pwidth++, - psrc += PixmapBytePad( width, pDrawable->depth ) ) { - width = *pwidth ; - for ( pbox = pboxTest ; - pbox < pboxLast ; - pbox++ ) { - if ( pbox->y2 <= ppt->y ) { - /* clip box is before scanline */ - pboxTest = pbox + 1 ; - } - else if ( ( pbox->y1 > ppt->y ) - || ( pbox->x1 > ppt->x + width ) ) - break ; /* scanline before clip box or left of clip box */ - else if ( pbox->x2 > ppt->x ) { - /* some of the scanline is in the current clip box */ - xStart = MAX( pbox->x1, ppt->x ) ; - xEnd = MIN( ppt->x + width, pbox->x2 ) ; - if ( pDrawable->type == DRAWABLE_PIXMAP ) - ppcSetScanline( xEnd - xStart, - psrc + ( xStart - ppt->x ), - pdstBase + xStart - + ( ppt->y * widthDst ), - pm, alu ) ; - else - xf4bppDrawColorImage( (WindowPtr)pDrawable, - xStart, ppt->y, xEnd - xStart, 1, - (unsigned char *)psrc + ( xStart - ppt->x ), - xEnd - xStart, alu, pm ) ; - if ( ppt->x + width <= pbox->x2 ) - break ; /* End of the line, as it were */ - } - } - /* We've tried this line against every box ; it must be outside them - * all. move on to the next point */ - } - } - else { - /* scan lines not sorted. We must clip each line against all the boxes */ - for ( ; - ppt < pptLast ; - ppt++, pwidth++, - psrc += PixmapBytePad( width, pDrawable->depth ) ) { - width = *pwidth ; - if ( ppt->y >= 0 && ppt->y < yMax ) { - for ( pbox = REGION_RECTS(prgnDst) ; pbox < pboxLast ; pbox++ ) { - if ( pbox->y1 > ppt->y ) - break ; /* rest of clip region is above this scanline */ - else if ( ( pbox->y2 > ppt->y ) - && ( pbox->x1 <= ppt->x + width ) - && ( pbox->x2 > ppt->x ) ) { - xStart = MAX( pbox->x1, ppt->x ) ; - xEnd = MIN( pbox->x2, ppt->x + width ) ; - if ( pDrawable->type == DRAWABLE_PIXMAP ) - ppcSetScanline( xEnd - xStart, - psrc + ( xStart - ppt->x ), - /* ^ GJA */ - ( ( pdstBase - + ( ppt->y * widthDst ) ) - + xStart ), - pm, alu ) ; - else /* pDrawable->type == DRAWABLE_WINDOW */ - xf4bppDrawColorImage( (WindowPtr)pDrawable, - xStart, ppt->y, xEnd - xStart, 1, - (unsigned char *)psrc + ( xStart - ppt->x ), - /* GJA ^ */ - xEnd - xStart, alu, pm ) ; - } - - } - } - } - } - return ; -} |