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Diffstat (limited to 'iplan2p4/iplhrzvert.c')
| -rw-r--r-- | iplan2p4/iplhrzvert.c | 124 |
1 files changed, 124 insertions, 0 deletions
diff --git a/iplan2p4/iplhrzvert.c b/iplan2p4/iplhrzvert.c new file mode 100644 index 000000000..6374e4d19 --- /dev/null +++ b/iplan2p4/iplhrzvert.c @@ -0,0 +1,124 @@ +/* $XFree86: xc/programs/Xserver/iplan2p4/iplhrzvert.c,v 3.0 1996/08/18 01:54:48 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 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. + +******************************************************************/ +/* $XConsortium: iplhrzvert.c,v 1.8 94/04/17 20:28:51 dpw Exp $ */ + +/* Modified nov 94 by Martin Schaller (Martin_Schaller@maus.r.de) for use with +interleaved planes */ + +#include "X.h" + +#include "gc.h" +#include "window.h" +#include "pixmap.h" +#include "region.h" + +#include "ipl.h" + +#include "iplmskbits.h" + +/* horizontal solid line + abs(len) > 1 +*/ +iplHorzS(rop, andp, xorp, addrg, ngwidth, x1, y1, len) +register int rop; +INTER_DECLARERRAX(andp); +INTER_DECLARERRAX(xorp); +INTER_DECLAREG(*addrg); /* pointer to base of bitmap */ +int ngwidth; /* width in groups of bitmap */ +int x1; /* initial point */ +int y1; +int len; /* length of line */ +{ + register int ngmiddle; + INTER_DECLAREG(startmask); + INTER_DECLAREG(endmask); + + addrg = addrg + y1 * ngwidth + (x1 >> INTER_PGSH) * INTER_PLANES; + /* all bits inside same group */ + if ( ((x1 & INTER_PIM) + len) < INTER_PPG) + { + INTER_maskpartialbits(x1, len, startmask); + INTER_DoMaskRRop(addrg, andp, xorp, startmask, addrg); + } + else + { + INTER_maskbits(x1, len, startmask, endmask, ngmiddle); + if (startmask) + { + INTER_DoMaskRRop(addrg, andp, xorp, startmask, addrg); + addrg += INTER_PLANES; + } + while (ngmiddle--) + { + INTER_DoRRop(addrg, andp, xorp, addrg); + addrg += INTER_PLANES; + } + if (endmask) + INTER_DoMaskRRop(addrg, andp, xorp, endmask, addrg); + } +} + +/* vertical solid line */ + +iplVertS(rop, andp, xorp, addrg, ngwidth, x1, y1, len) +int rop; +INTER_DECLARERRAX(andp); +INTER_DECLARERRAX(xorp); +INTER_DECLAREG(*addrg); /* pointer to base of bitmap */ +register int ngwidth; /* width in groups of bitmap */ +int x1, y1; /* initial point */ +register int len; /* length of line */ +{ + addrg = addrg + (y1 * ngwidth) + (x1 >> INTER_PGSH) * INTER_PLANES; + while (len--) + { + INTER_DoMaskRRop(addrg, andp, xorp, iplmask[x1 & INTER_PIM], addrg); + addrg += ngwidth; + } +} |