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Diffstat (limited to 'iplan2p4/iplpixmap.c')
| -rw-r--r-- | iplan2p4/iplpixmap.c | 386 |
1 files changed, 0 insertions, 386 deletions
diff --git a/iplan2p4/iplpixmap.c b/iplan2p4/iplpixmap.c deleted file mode 100644 index 7bfb49551..000000000 --- a/iplan2p4/iplpixmap.c +++ /dev/null @@ -1,386 +0,0 @@ -/* $XFree86: xc/programs/Xserver/iplan2p4/iplpixmap.c,v 3.0 1996/08/18 01:54:59 dawes Exp $ */ -/* $XConsortium: iplpixmap.c,v 5.14 94/04/17 20:28:56 dpw 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 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. - -******************************************************************/ -/* pixmap management - written by drewry, september 1986 - - on a monchrome device, a pixmap is a bitmap. -*/ - -/* Modified nov 94 by Martin Schaller (Martin_Schaller@maus.r.de) for use with -interleaved planes */ - -#ifdef HAVE_DIX_CONFIG_H -#include <dix-config.h> -#endif - -#include <X11/Xmd.h> -#include "servermd.h" -#include "scrnintstr.h" -#include "pixmapstr.h" -#include "mi.h" -#include "ipl.h" -#include "iplmskbits.h" - -extern unsigned long endtab[]; - -PixmapPtr -iplCreatePixmap (pScreen, width, height, depth) - ScreenPtr pScreen; - int width; - int height; - int depth; -{ - PixmapPtr pPixmap; - size_t datasize; - size_t paddedWidth; - int ipad=INTER_PLANES*2 - 1; - - paddedWidth = PixmapBytePad(width, depth); - paddedWidth = (paddedWidth + ipad) & ~ipad; - if (paddedWidth / 4 > 32767 || height > 32767) - return NullPixmap; - datasize = height * paddedWidth; - pPixmap = AllocatePixmap(pScreen, datasize); - if (!pPixmap) - return NullPixmap; - pPixmap->drawable.type = DRAWABLE_PIXMAP; - pPixmap->drawable.class = 0; - pPixmap->drawable.pScreen = pScreen; - pPixmap->drawable.depth = depth; - pPixmap->drawable.bitsPerPixel = BitsPerPixel(depth); - pPixmap->drawable.id = 0; - pPixmap->drawable.serialNumber = NEXT_SERIAL_NUMBER; - pPixmap->drawable.x = 0; - pPixmap->drawable.y = 0; - pPixmap->drawable.width = width; - pPixmap->drawable.height = height; - pPixmap->devKind = paddedWidth; - pPixmap->refcnt = 1; -#ifdef PIXPRIV - pPixmap->devPrivate.ptr = datasize ? - (pointer)((char *)pPixmap + pScreen->totalPixmapSize) : NULL; -#else - pPixmap->devPrivate.ptr = (pointer)((long)(pPixmap + 1)); -#endif - return pPixmap; -} - -Bool -iplDestroyPixmap(pPixmap) - PixmapPtr pPixmap; -{ - if(--pPixmap->refcnt) - return TRUE; - xfree(pPixmap); - return TRUE; -} - -PixmapPtr -iplCopyPixmap(pSrc) - register PixmapPtr pSrc; -{ - register PixmapPtr pDst; - int size; - ScreenPtr pScreen; - - size = pSrc->drawable.height * pSrc->devKind; - pScreen = pSrc->drawable.pScreen; - pDst = (*pScreen->CreatePixmap) (pScreen, pSrc->drawable.width, - pSrc->drawable.height, pSrc->drawable.depth); - if (!pDst) - return NullPixmap; - memmove((char *)pDst->devPrivate.ptr, (char *)pSrc->devPrivate.ptr, size); - return pDst; -} - - -/* replicates a pattern to be a full 32 bits wide. - relies on the fact that each scnaline is longword padded. - doesn't do anything if pixmap is not a factor of 32 wide. - changes width field of pixmap if successful, so that the fast - iplXRotatePixmap code gets used if we rotate the pixmap later. - iplYRotatePixmap code gets used if we rotate the pixmap later. - - calculate number of times to repeat - for each scanline of pattern - zero out area to be filled with replicate - left shift and or in original as many times as needed -*/ - -void -iplPadPixmap(pPixmap) - PixmapPtr pPixmap; -{ - register int width = pPixmap->drawable.width; - register int h; - register unsigned short mask; - register unsigned short *p; - register unsigned short bits; /* real pattern bits */ - register int i; - int rep; /* repeat count for pattern */ - - if (width >= INTER_PGSZ) - return; - - rep = INTER_PGSZ/width; -/* if (rep*width != INTER_PGSZ) - return; */ - - mask = iplendtab[width]; - - p = (unsigned short *)(pPixmap->devPrivate.ptr); - for (h=0; h < pPixmap->drawable.height * INTER_PLANES; h++) - { - *p &= mask; - bits = *p ; - for(i=1; i<rep; i++) - { -#if (BITMAP_BIT_ORDER == MSBFirst) - bits >>= width; -#else - bits <<= width; -#endif - *p |= bits; - } - p++; - } - pPixmap->drawable.width = rep*width; /* PGSZ/(pPixmap->drawable.bitsPerPixel); */ -} - - -#ifdef notdef -/* - * ipl debugging routine -- assumes pixmap is 1 byte deep - */ -static ipldumppixmap(pPix) - PixmapPtr pPix; -{ - unsigned int *pw; - char *psrc, *pdst; - int i, j; - char line[66]; - - ErrorF( "pPixmap: 0x%x\n", pPix); - ErrorF( "%d wide %d high\n", pPix->drawable.width, pPix->drawable.height); - if (pPix->drawable.width > 64) - { - ErrorF( "too wide to see\n"); - return; - } - - pw = (unsigned int *) pPix->devPrivate.ptr; - psrc = (char *) pw; - -/* - for ( i=0; i<pPix->drawable.height; ++i ) - ErrorF( "0x%x\n", pw[i] ); -*/ - - for ( i = 0; i < pPix->drawable.height; ++i ) { - pdst = line; - for(j = 0; j < pPix->drawable.width; j++) { - *pdst++ = *psrc++ ? 'X' : ' ' ; - } - *pdst++ = '\n'; - *pdst++ = '\0'; - ErrorF( "%s", line); - } -} -#endif /* notdef */ - -/* Rotates pixmap pPix by w pixels to the right on the screen. Assumes that - * words are PGSZ bits wide, and that the least significant bit appears on the - * left. - */ -void -iplXRotatePixmap(pPix, rw) - PixmapPtr pPix; - register int rw; -{ - INTER_DECLAREG(*pw); - INTER_DECLAREG(*pwFinal); - INTER_DECLAREGP(t); - int rot; - - if (pPix == NullPixmap) - return; - - switch (((DrawablePtr) pPix)->bitsPerPixel) { - case INTER_PLANES: - break; - case 1: - mfbXRotatePixmap(pPix, rw); - return; - default: - ErrorF("iplXRotatePixmap: unsupported bitsPerPixel %d\n", ((DrawablePtr) pPix)->bitsPerPixel); - return; - } - pw = (unsigned short *)pPix->devPrivate.ptr; - modulus (rw, (int) pPix->drawable.width, rot); - if(pPix->drawable.width == 16) - { - pwFinal = pw + pPix->drawable.height * INTER_PLANES; - while(pw < pwFinal) - { - INTER_COPY(pw, t); - INTER_MSKINSM(iplendtab[rot], INTER_PPG-rot, t, - ~0, rot, t, pw) - INTER_NEXT_GROUP(pw); - } - } - else - { - ErrorF("ipl internal error: trying to rotate odd-sized pixmap.\n"); -#ifdef notdef - register unsigned long *pwTmp; - int size, tsize; - - tsize = PixmapBytePad(pPix->drawable.width - rot, pPix->drawable.depth); - pwTmp = (unsigned long *) ALLOCATE_LOCAL(pPix->drawable.height * tsize); - if (!pwTmp) - return; - /* divide pw (the pixmap) in two vertically at (w - rot) and swap */ - tsize >>= 2; - size = pPix->devKind >> SIZE0F(PixelGroup); - iplQuickBlt((long *)pw, (long *)pwTmp, - 0, 0, 0, 0, - (int)pPix->drawable.width - rot, (int)pPix->drawable.height, - size, tsize); - iplQuickBlt((long *)pw, (long *)pw, - (int)pPix->drawable.width - rot, 0, 0, 0, - rot, (int)pPix->drawable.height, - size, size); - iplQuickBlt((long *)pwTmp, (long *)pw, - 0, 0, rot, 0, - (int)pPix->drawable.width - rot, (int)pPix->drawable.height, - tsize, size); - DEALLOCATE_LOCAL(pwTmp); -#endif - } -} - -/* Rotates pixmap pPix by h lines. Assumes that h is always less than - pPix->drawable.height - works on any width. - */ -void -iplYRotatePixmap(pPix, rh) - register PixmapPtr pPix; - int rh; -{ - int nbyDown; /* bytes to move down to row 0; also offset of - row rh */ - int nbyUp; /* bytes to move up to line rh; also - offset of first line moved down to 0 */ - char *pbase; - char *ptmp; - int rot; - - if (pPix == NullPixmap) - return; - switch (((DrawablePtr) pPix)->bitsPerPixel) { - case INTER_PLANES: - break; - case 1: - mfbYRotatePixmap(pPix, rh); - return; - default: - ErrorF("iplYRotatePixmap: unsupported bitsPerPixel %d\n", ((DrawablePtr) pPix)->bitsPerPixel); - return; - } - - modulus (rh, (int) pPix->drawable.height, rot); - pbase = (char *)pPix->devPrivate.ptr; - - nbyDown = rot * pPix->devKind; - nbyUp = (pPix->devKind * pPix->drawable.height) - nbyDown; - if(!(ptmp = (char *)ALLOCATE_LOCAL(nbyUp))) - return; - - memmove(ptmp, pbase, nbyUp); /* save the low rows */ - memmove(pbase, pbase+nbyUp, nbyDown); /* slide the top rows down */ - memmove(pbase+nbyDown, ptmp, nbyUp); /* move lower rows up to row rot */ - DEALLOCATE_LOCAL(ptmp); -} - -void -iplCopyRotatePixmap(psrcPix, ppdstPix, xrot, yrot) - register PixmapPtr psrcPix, *ppdstPix; - int xrot, yrot; -{ - register PixmapPtr pdstPix; - - if ((pdstPix = *ppdstPix) && - (pdstPix->devKind == psrcPix->devKind) && - (pdstPix->drawable.height == psrcPix->drawable.height)) - { - memmove((char *)pdstPix->devPrivate.ptr, - (char *)psrcPix->devPrivate.ptr, - psrcPix->drawable.height * psrcPix->devKind); - pdstPix->drawable.width = psrcPix->drawable.width; - pdstPix->drawable.depth = psrcPix->drawable.depth; - pdstPix->drawable.bitsPerPixel = psrcPix->drawable.bitsPerPixel; - pdstPix->drawable.serialNumber = NEXT_SERIAL_NUMBER; - } - else - { - if (pdstPix) - /* FIX XBUG 6168 */ - (*pdstPix->drawable.pScreen->DestroyPixmap)(pdstPix); - *ppdstPix = pdstPix = iplCopyPixmap(psrcPix); - if (!pdstPix) - return; - } - iplPadPixmap(pdstPix); - if (xrot) - iplXRotatePixmap(pdstPix, xrot); - if (yrot) - iplYRotatePixmap(pdstPix, yrot); -} |