| 1 | /* Combined Purdue/PurduePlus patches, level 2.0, 1/17/89 */
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| 2 | /***********************************************************
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| 3 |
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| 4 | Copyright (c) 1987 X Consortium
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| 5 |
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| 6 | Permission is hereby granted, free of charge, to any person obtaining a copy
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| 7 | of this software and associated documentation files (the "Software"), to deal
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| 8 | in the Software without restriction, including without limitation the rights
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| 9 | to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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| 10 | copies of the Software, and to permit persons to whom the Software is
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| 11 | furnished to do so, subject to the following conditions:
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| 12 |
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| 13 | The above copyright notice and this permission notice shall be included in
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| 14 | all copies or substantial portions of the Software.
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| 15 |
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| 16 | THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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| 17 | IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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| 18 | FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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| 19 | X CONSORTIUM BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
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| 20 | AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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| 21 | CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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| 22 |
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| 23 | Except as contained in this notice, the name of the X Consortium shall not be
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| 24 | used in advertising or otherwise to promote the sale, use or other dealings
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| 25 | in this Software without prior written authorization from the X Consortium.
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| 26 |
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| 27 |
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| 28 | Copyright 1987 by Digital Equipment Corporation, Maynard, Massachusetts.
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| 29 |
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| 30 | All Rights Reserved
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| 31 |
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| 32 | Permission to use, copy, modify, and distribute this software and its
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| 33 | documentation for any purpose and without fee is hereby granted,
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| 34 | provided that the above copyright notice appear in all copies and that
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| 35 | both that copyright notice and this permission notice appear in
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| 36 | supporting documentation, and that the name of Digital not be
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| 37 | used in advertising or publicity pertaining to distribution of the
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| 38 | software without specific, written prior permission.
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| 39 |
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| 40 | DIGITAL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
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| 41 | ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
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| 42 | DIGITAL BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR
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| 43 | ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
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| 44 | WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
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| 45 | ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
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| 46 | SOFTWARE.
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| 47 |
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| 48 | ******************************************************************/
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| 49 | /* Monochrome Frame Buffer definitions
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| 50 | written by drewry, september 1986
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| 51 | */
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| 52 |
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| 53 | #include "pixmap.h"
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| 54 | #include "region.h"
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| 55 | #include "gc.h"
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| 56 | #include "colormap.h"
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| 57 | #include "regionstr.h"
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| 58 | #include "mibstore.h"
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| 59 | #include "mfb.h"
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| 60 |
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| 61 | extern int afbInverseAlu[];
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| 62 | extern int afbScreenPrivateIndex;
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| 63 | /* warning: PixelType definition duplicated in maskbits.h */
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| 64 | #ifndef PixelType
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| 65 | #define PixelType CARD32
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| 66 | #endif /* PixelType */
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| 67 |
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| 68 | #define AFB_MAX_DEPTH 8
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| 69 |
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| 70 | /* afbbitblt.c */
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| 71 |
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| 72 | extern void afbDoBitblt(
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| 73 | DrawablePtr /*pSrc*/,
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| 74 | DrawablePtr /*pDst*/,
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| 75 | int /*alu*/,
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| 76 | RegionPtr /*prgnDst*/,
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| 77 | DDXPointPtr /*pptSrc*/,
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| 78 | unsigned long /*planemask*/
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| 79 | );
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| 80 |
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| 81 | extern RegionPtr afbCopyArea(
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| 82 | DrawablePtr /*pSrcDrawable*/,
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| 83 | DrawablePtr /*pDstDrawable*/,
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| 84 | GCPtr/*pGC*/,
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| 85 | int /*srcx*/,
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| 86 | int /*srcy*/,
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| 87 | int /*width*/,
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| 88 | int /*height*/,
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| 89 | int /*dstx*/,
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| 90 | int /*dsty*/
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| 91 | );
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| 92 |
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| 93 | /* afbbltC.c */
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| 94 |
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| 95 | extern void afbDoBitbltCopy(
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| 96 | DrawablePtr /*pSrc*/,
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| 97 | DrawablePtr /*pDst*/,
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| 98 | int /*alu*/,
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| 99 | RegionPtr /*prgnDst*/,
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| 100 | DDXPointPtr /*pptSrc*/,
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| 101 | unsigned long /*planemask*/
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| 102 | );
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| 103 | /* afbbltCI.c */
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| 104 |
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| 105 | extern void afbDoBitbltCopyInverted(
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| 106 | DrawablePtr /*pSrc*/,
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| 107 | DrawablePtr /*pDst*/,
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| 108 | int /*alu*/,
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| 109 | RegionPtr /*prgnDst*/,
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| 110 | DDXPointPtr /*pptSrc*/,
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| 111 | unsigned long /*planemask*/
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| 112 | );
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| 113 | /* afbbltG.c */
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| 114 |
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| 115 | extern void afbDoBitbltGeneral(
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| 116 | DrawablePtr /*pSrc*/,
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| 117 | DrawablePtr /*pDst*/,
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| 118 | int /*alu*/,
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| 119 | RegionPtr /*prgnDst*/,
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| 120 | DDXPointPtr /*pptSrc*/,
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| 121 | unsigned long /*planemask*/
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| 122 | );
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| 123 | /* afbbltO.c */
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| 124 |
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| 125 | extern void afbDoBitbltOr(
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| 126 | DrawablePtr /*pSrc*/,
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| 127 | DrawablePtr /*pDst*/,
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| 128 | int /*alu*/,
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| 129 | RegionPtr /*prgnDst*/,
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| 130 | DDXPointPtr /*pptSrc*/,
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| 131 | unsigned long /*planemask*/
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| 132 | );
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| 133 | /* afbbltX.c */
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| 134 |
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| 135 | extern void afbDoBitbltXor(
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| 136 | DrawablePtr /*pSrc*/,
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| 137 | DrawablePtr /*pDst*/,
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| 138 | int /*alu*/,
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| 139 | RegionPtr /*prgnDst*/,
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| 140 | DDXPointPtr /*pptSrc*/,
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| 141 | unsigned long /*planemask*/
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| 142 | );
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| 143 | /* afbbres.c */
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| 144 |
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| 145 | extern void afbBresS(
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| 146 | PixelType * /*addrl*/,
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| 147 | int /*nlwidth*/,
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| 148 | int /*sizeDst*/,
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| 149 | int /*depthDst*/,
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| 150 | int /*signdx*/,
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| 151 | int /*signdy*/,
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| 152 | int /*axis*/,
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| 153 | int /*x1*/,
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| 154 | int /*y1*/,
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| 155 | int /*e*/,
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| 156 | int /*e1*/,
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| 157 | int /*e2*/,
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| 158 | int /*len*/,
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| 159 | unsigned char * /*rrops*/
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| 160 | );
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| 161 | /* afbbresd.c */
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| 162 |
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| 163 | extern void afbBresD(
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| 164 | int * /*pdashIndex*/,
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| 165 | unsigned char * /*pDash*/,
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| 166 | int /*numInDashList*/,
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| 167 | int * /*pdashOffset*/,
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| 168 | int /*isDoubleDash*/,
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| 169 | PixelType * /*addrl*/,
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| 170 | int /*nlwidth*/,
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| 171 | int /*sizeDst*/,
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| 172 | int /*depthDst*/,
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| 173 | int /*signdx*/,
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| 174 | int /*signdy*/,
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| 175 | int /*axis*/,
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| 176 | int /*x1*/,
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| 177 | int /*y1*/,
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| 178 | int /*e*/,
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| 179 | int /*e1*/,
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| 180 | int /*e2*/,
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| 181 | int /*len*/,
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| 182 | unsigned char * /*rrops*/,
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| 183 | unsigned char * /*bgrrops*/
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| 184 | );
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| 185 | /* afbbstore.c */
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| 186 |
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| 187 | extern void afbSaveAreas(
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| 188 | PixmapPtr /*pPixmap*/,
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| 189 | RegionPtr /*prgnSave*/,
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| 190 | int /*xorg*/,
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| 191 | int /*yorg*/,
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| 192 | WindowPtr /*pWin*/
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| 193 | );
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| 194 |
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| 195 | extern void afbRestoreAreas(
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| 196 | PixmapPtr /*pPixmap*/,
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| 197 | RegionPtr /*prgnRestore*/,
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| 198 | int /*xorg*/,
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| 199 | int /*yorg*/,
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| 200 | WindowPtr /*pWin*/
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| 201 | );
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| 202 | /* afbclip.c */
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| 203 |
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| 204 | extern RegionPtr afbPixmapToRegion(
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| 205 | PixmapPtr /*pPix*/
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| 206 | );
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| 207 |
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| 208 | /* afbcmap.c */
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| 209 |
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| 210 | extern int afbListInstalledColormaps(
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| 211 | ScreenPtr /*pScreen*/,
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| 212 | Colormap * /*pmaps*/
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| 213 | );
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| 214 |
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| 215 | extern void afbInstallColormap(
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| 216 | ColormapPtr /*pmap*/
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| 217 | );
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| 218 |
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| 219 | extern void afbUninstallColormap(
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| 220 | ColormapPtr /*pmap*/
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| 221 | );
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| 222 |
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| 223 | extern void afbResolveColor(
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| 224 | unsigned short * /*pred*/,
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| 225 | unsigned short * /*pgreen*/,
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| 226 | unsigned short * /*pblue*/,
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| 227 | VisualPtr /*pVisual*/
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| 228 | );
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| 229 |
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| 230 | extern Bool afbInitializeColormap(
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| 231 | ColormapPtr /*pmap*/
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| 232 | );
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| 233 |
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| 234 | extern Bool afbInitVisuals(
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| 235 | VisualPtr * /*visualp*/,
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| 236 | DepthPtr * /*depthp*/,
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| 237 | int * /*nvisualp*/,
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| 238 | int * /*ndepthp*/,
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| 239 | int * /*rootDepthp*/,
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| 240 | VisualID * /*defaultVisp*/,
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| 241 | unsigned long /*sizes*/,
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| 242 | int /*bitsPerRGB*/
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| 243 | );
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| 244 |
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| 245 | /* afbfillarc.c */
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| 246 |
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| 247 | extern void afbPolyFillArcSolid(
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| 248 | DrawablePtr /*pDraw*/,
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| 249 | GCPtr /*pGC*/,
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| 250 | int /*narcs*/,
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| 251 | xArc * /*parcs*/
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| 252 | );
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| 253 | /* afbfillrct.c */
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| 254 |
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| 255 | extern void afbPolyFillRect(
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| 256 | DrawablePtr /*pDrawable*/,
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| 257 | GCPtr /*pGC*/,
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| 258 | int /*nrectFill*/,
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| 259 | xRectangle * /*prectInit*/
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| 260 | );
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| 261 |
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| 262 | /* afbply1rct.c */
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| 263 | extern void afbFillPolygonSolid(
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| 264 | DrawablePtr /*pDrawable*/,
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| 265 | GCPtr /*pGC*/,
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| 266 | int /*mode*/,
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| 267 | int /*shape*/,
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| 268 | int /*count*/,
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| 269 | DDXPointPtr /*ptsIn*/
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| 270 | );
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| 271 |
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| 272 | /* afbfillsp.c */
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| 273 |
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| 274 | extern void afbSolidFS(
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| 275 | DrawablePtr /*pDrawable*/,
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| 276 | GCPtr /*pGC*/,
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| 277 | int /*nInit*/,
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| 278 | DDXPointPtr /*pptInit*/,
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| 279 | int * /*pwidthInit*/,
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| 280 | int /*fSorted*/
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| 281 | );
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| 282 |
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| 283 | extern void afbStippleFS(
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| 284 | DrawablePtr /*pDrawable*/,
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| 285 | GCPtr/*pGC*/,
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| 286 | int /*nInit*/,
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| 287 | DDXPointPtr /*pptInit*/,
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| 288 | int * /*pwidthInit*/,
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| 289 | int /*fSorted*/
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| 290 | );
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| 291 |
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| 292 | extern void afbTileFS(
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| 293 | DrawablePtr /*pDrawable*/,
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| 294 | GCPtr/*pGC*/,
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| 295 | int /*nInit*/,
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| 296 | DDXPointPtr /*pptInit*/,
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| 297 | int * /*pwidthInit*/,
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| 298 | int /*fSorted*/
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| 299 | );
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| 300 |
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| 301 | extern void afbUnnaturalTileFS(
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| 302 | DrawablePtr /*pDrawable*/,
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| 303 | GCPtr/*pGC*/,
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| 304 | int /*nInit*/,
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| 305 | DDXPointPtr /*pptInit*/,
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| 306 | int * /*pwidthInit*/,
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| 307 | int /*fSorted*/
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| 308 | );
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| 309 |
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| 310 | extern void afbUnnaturalStippleFS(
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| 311 | DrawablePtr /*pDrawable*/,
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| 312 | GCPtr/*pGC*/,
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| 313 | int /*nInit*/,
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| 314 | DDXPointPtr /*pptInit*/,
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| 315 | int * /*pwidthInit*/,
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| 316 | int /*fSorted*/
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| 317 | );
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| 318 |
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| 319 | extern void afbOpaqueStippleFS(
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| 320 | DrawablePtr /*pDrawable*/,
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| 321 | GCPtr/*pGC*/,
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| 322 | int /*nInit*/,
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| 323 | DDXPointPtr /*pptInit*/,
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| 324 | int * /*pwidthInit*/,
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| 325 | int /*fSorted*/
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| 326 | );
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| 327 |
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| 328 | extern void afbUnnaturalOpaqueStippleFS(
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| 329 | DrawablePtr /*pDrawable*/,
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| 330 | GCPtr/*pGC*/,
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| 331 | int /*nInit*/,
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| 332 | DDXPointPtr /*pptInit*/,
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| 333 | int * /*pwidthInit*/,
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| 334 | int /*fSorted*/
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| 335 | );
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| 336 |
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| 337 | /* afbfont.c */
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| 338 |
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| 339 | extern Bool afbRealizeFont(
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| 340 | ScreenPtr /*pscr*/,
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| 341 | FontPtr /*pFont*/
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| 342 | );
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| 343 |
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| 344 | extern Bool afbUnrealizeFont(
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| 345 | ScreenPtr /*pscr*/,
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| 346 | FontPtr /*pFont*/
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| 347 | );
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| 348 | /* afbgc.c */
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| 349 |
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| 350 | extern Bool afbCreateGC(
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| 351 | GCPtr /*pGC*/
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| 352 | );
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| 353 |
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| 354 | extern void afbReduceRop(
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| 355 | int /*alu*/,
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| 356 | Pixel /*src*/,
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| 357 | unsigned long /*planemask*/,
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| 358 | int /*depth*/,
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| 359 | unsigned char * /*rrops*/
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| 360 | );
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| 361 |
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| 362 | /* afbgetsp.c */
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| 363 |
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| 364 | extern void afbGetSpans(
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| 365 | DrawablePtr /*pDrawable*/,
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| 366 | int /*wMax*/,
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| 367 | DDXPointPtr /*ppt*/,
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| 368 | int * /*pwidth*/,
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| 369 | int /*nspans*/,
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| 370 | char * /*pdstStart*/
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| 371 | );
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| 372 | /* afbhrzvert.c */
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| 373 |
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| 374 | extern void afbHorzS(
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| 375 | PixelType * /*addrl*/,
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| 376 | int /*nlwidth*/,
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| 377 | int /*sizeDst*/,
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| 378 | int /*depthDst*/,
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| 379 | int /*x1*/,
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| 380 | int /*y1*/,
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| 381 | int /*len*/,
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| 382 | unsigned char * /*rrops*/
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| 383 | );
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| 384 |
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| 385 | extern void afbVertS(
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| 386 | PixelType * /*addrl*/,
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| 387 | int /*nlwidth*/,
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| 388 | int /*sizeDst*/,
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| 389 | int /*depthDst*/,
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| 390 | int /*x1*/,
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| 391 | int /*y1*/,
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| 392 | int /*len*/,
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| 393 | unsigned char * /*rrops*/
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| 394 | );
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| 395 | /* afbigbblak.c */
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| 396 |
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| 397 | extern void afbImageGlyphBlt (
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| 398 | DrawablePtr /*pDrawable*/,
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| 399 | GCPtr/*pGC*/,
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| 400 | int /*x*/,
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| 401 | int /*y*/,
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| 402 | unsigned int /*nglyph*/,
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| 403 | CharInfoPtr * /*ppci*/,
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| 404 | pointer /*pglyphBase*/
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| 405 | );
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| 406 | /* afbigbwht.c */
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| 407 |
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| 408 | /* afbimage.c */
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| 409 |
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| 410 | extern void afbPutImage(
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| 411 | DrawablePtr /*dst*/,
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| 412 | GCPtr /*pGC*/,
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| 413 | int /*depth*/,
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| 414 | int /*x*/,
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| 415 | int /*y*/,
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| 416 | int /*w*/,
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| 417 | int /*h*/,
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| 418 | int /*leftPad*/,
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| 419 | int /*format*/,
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| 420 | char * /*pImage*/
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| 421 | );
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| 422 |
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| 423 | extern void afbGetImage(
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| 424 | DrawablePtr /*pDrawable*/,
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| 425 | int /*sx*/,
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| 426 | int /*sy*/,
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| 427 | int /*w*/,
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| 428 | int /*h*/,
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| 429 | unsigned int /*format*/,
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| 430 | unsigned long /*planeMask*/,
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| 431 | char * /*pdstLine*/
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| 432 | );
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| 433 | /* afbline.c */
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| 434 |
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| 435 | extern void afbLineSS(
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| 436 | DrawablePtr /*pDrawable*/,
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| 437 | GCPtr /*pGC*/,
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| 438 | int /*mode*/,
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| 439 | int /*npt*/,
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| 440 | DDXPointPtr /*pptInit*/
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| 441 | );
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| 442 |
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| 443 | extern void afbLineSD(
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| 444 | DrawablePtr /*pDrawable*/,
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| 445 | GCPtr /*pGC*/,
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| 446 | int /*mode*/,
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|---|
| 447 | int /*npt*/,
|
|---|
| 448 | DDXPointPtr /*pptInit*/
|
|---|
| 449 | );
|
|---|
| 450 |
|
|---|
| 451 | /* afbmisc.c */
|
|---|
| 452 |
|
|---|
| 453 | extern void afbQueryBestSize(
|
|---|
| 454 | int /*class*/,
|
|---|
| 455 | unsigned short * /*pwidth*/,
|
|---|
| 456 | unsigned short * /*pheight*/,
|
|---|
| 457 | ScreenPtr /*pScreen*/
|
|---|
| 458 | );
|
|---|
| 459 | /* afbpntarea.c */
|
|---|
| 460 |
|
|---|
| 461 | extern void afbSolidFillArea(
|
|---|
| 462 | DrawablePtr /*pDraw*/,
|
|---|
| 463 | int /*nbox*/,
|
|---|
| 464 | BoxPtr /*pbox*/,
|
|---|
| 465 | unsigned char * /*rrops*/
|
|---|
| 466 | );
|
|---|
| 467 |
|
|---|
| 468 | extern void afbStippleAreaPPW(
|
|---|
| 469 | DrawablePtr /*pDraw*/,
|
|---|
| 470 | int /*nbox*/,
|
|---|
| 471 | BoxPtr /*pbox*/,
|
|---|
| 472 | PixmapPtr /*pstipple*/,
|
|---|
| 473 | unsigned char * /*rrops*/
|
|---|
| 474 | );
|
|---|
| 475 | extern void afbStippleArea(
|
|---|
| 476 | DrawablePtr /*pDraw*/,
|
|---|
| 477 | int /*nbox*/,
|
|---|
| 478 | BoxPtr /*pbox*/,
|
|---|
| 479 | PixmapPtr /*pstipple*/,
|
|---|
| 480 | int /*xOff*/,
|
|---|
| 481 | int /*yOff*/,
|
|---|
| 482 | unsigned char * /*rrops*/
|
|---|
| 483 | );
|
|---|
| 484 | /* afbplygblt.c */
|
|---|
| 485 |
|
|---|
| 486 | extern void afbPolyGlyphBlt(
|
|---|
| 487 | DrawablePtr /*pDrawable*/,
|
|---|
| 488 | GCPtr /*pGC*/,
|
|---|
| 489 | int /*x*/,
|
|---|
| 490 | int /*y*/,
|
|---|
| 491 | unsigned int /*nglyph*/,
|
|---|
| 492 | CharInfoPtr * /*ppci*/,
|
|---|
| 493 | pointer /*pglyphBase*/
|
|---|
| 494 | );
|
|---|
| 495 |
|
|---|
| 496 | /* afbpixmap.c */
|
|---|
| 497 |
|
|---|
| 498 | extern PixmapPtr afbCreatePixmap(
|
|---|
| 499 | ScreenPtr /*pScreen*/,
|
|---|
| 500 | int /*width*/,
|
|---|
| 501 | int /*height*/,
|
|---|
| 502 | int /*depth*/
|
|---|
| 503 | );
|
|---|
| 504 |
|
|---|
| 505 | extern Bool afbDestroyPixmap(
|
|---|
| 506 | PixmapPtr /*pPixmap*/
|
|---|
| 507 | );
|
|---|
| 508 |
|
|---|
| 509 | extern void afbXRotatePixmap(
|
|---|
| 510 | PixmapPtr /*pPix*/,
|
|---|
| 511 | int /*rw*/
|
|---|
| 512 | );
|
|---|
| 513 |
|
|---|
| 514 | extern void afbYRotatePixmap(
|
|---|
| 515 | PixmapPtr /*pPix*/,
|
|---|
| 516 | int /*rh*/
|
|---|
| 517 | );
|
|---|
| 518 |
|
|---|
| 519 | extern void afbCopyRotatePixmap(
|
|---|
| 520 | PixmapPtr /*psrcPix*/,
|
|---|
| 521 | PixmapPtr * /*ppdstPix*/,
|
|---|
| 522 | int /*xrot*/,
|
|---|
| 523 | int /*yrot*/
|
|---|
| 524 | );
|
|---|
| 525 | extern void afbPaintWindow(
|
|---|
| 526 | WindowPtr /*pWin*/,
|
|---|
| 527 | RegionPtr /*pRegion*/,
|
|---|
| 528 | int /*what*/
|
|---|
| 529 | );
|
|---|
| 530 | /* afbpolypnt.c */
|
|---|
| 531 |
|
|---|
| 532 | extern void afbPolyPoint(
|
|---|
| 533 | DrawablePtr /*pDrawable*/,
|
|---|
| 534 | GCPtr /*pGC*/,
|
|---|
| 535 | int /*mode*/,
|
|---|
| 536 | int /*npt*/,
|
|---|
| 537 | xPoint * /*pptInit*/
|
|---|
| 538 | );
|
|---|
| 539 | /* afbpushpxl.c */
|
|---|
| 540 |
|
|---|
| 541 | extern void afbPushPixels(
|
|---|
| 542 | GCPtr /*pGC*/,
|
|---|
| 543 | PixmapPtr /*pBitMap*/,
|
|---|
| 544 | DrawablePtr /*pDrawable*/,
|
|---|
| 545 | int /*dx*/,
|
|---|
| 546 | int /*dy*/,
|
|---|
| 547 | int /*xOrg*/,
|
|---|
| 548 | int /*yOrg*/
|
|---|
| 549 | );
|
|---|
| 550 |
|
|---|
| 551 | /* afbscrinit.c */
|
|---|
| 552 |
|
|---|
| 553 | extern Bool afbScreenInit(
|
|---|
| 554 | ScreenPtr /*pScreen*/,
|
|---|
| 555 | pointer /*pbits*/,
|
|---|
| 556 | int /*xsize*/,
|
|---|
| 557 | int /*ysize*/,
|
|---|
| 558 | int /*dpix*/,
|
|---|
| 559 | int /*dpiy*/,
|
|---|
| 560 | int /*width*/
|
|---|
| 561 | );
|
|---|
| 562 |
|
|---|
| 563 | /* afbseg.c */
|
|---|
| 564 |
|
|---|
| 565 | extern void afbSegmentSS(
|
|---|
| 566 | DrawablePtr /*pDrawable*/,
|
|---|
| 567 | GCPtr /*pGC*/,
|
|---|
| 568 | int /*nseg*/,
|
|---|
| 569 | xSegment * /*pSeg*/
|
|---|
| 570 | );
|
|---|
| 571 |
|
|---|
| 572 | extern void afbSegmentSD(
|
|---|
| 573 | DrawablePtr /*pDrawable*/,
|
|---|
| 574 | GCPtr /*pGC*/,
|
|---|
| 575 | int /*nseg*/,
|
|---|
| 576 | xSegment * /*pSeg*/
|
|---|
| 577 | );
|
|---|
| 578 | /* afbsetsp.c */
|
|---|
| 579 |
|
|---|
| 580 | extern void afbSetSpans(
|
|---|
| 581 | DrawablePtr /*pDrawable*/,
|
|---|
| 582 | GCPtr /*pGC*/,
|
|---|
| 583 | char * /*psrc*/,
|
|---|
| 584 | DDXPointPtr /*ppt*/,
|
|---|
| 585 | int * /*pwidth*/,
|
|---|
| 586 | int /*nspans*/,
|
|---|
| 587 | int /*fSorted*/
|
|---|
| 588 | );
|
|---|
| 589 | /* afbtegblt.c */
|
|---|
| 590 |
|
|---|
| 591 | extern void afbTEGlyphBlt(
|
|---|
| 592 | DrawablePtr /*pDrawable*/,
|
|---|
| 593 | GCPtr/*pGC*/,
|
|---|
| 594 | int /*x*/,
|
|---|
| 595 | int /*y*/,
|
|---|
| 596 | unsigned int /*nglyph*/,
|
|---|
| 597 | CharInfoPtr * /*ppci*/,
|
|---|
| 598 | pointer /*pglyphBase*/
|
|---|
| 599 | );
|
|---|
| 600 | /* afbtileC.c */
|
|---|
| 601 |
|
|---|
| 602 | extern void afbTileAreaPPWCopy(
|
|---|
| 603 | DrawablePtr /*pDraw*/,
|
|---|
| 604 | int /*nbox*/,
|
|---|
| 605 | BoxPtr /*pbox*/,
|
|---|
| 606 | int /*alu*/,
|
|---|
| 607 | PixmapPtr /*ptile*/,
|
|---|
| 608 | unsigned long /*planemask*/
|
|---|
| 609 | );
|
|---|
| 610 | /* afbtileG.c */
|
|---|
| 611 |
|
|---|
| 612 | extern void afbTileAreaPPWGeneral(
|
|---|
| 613 | DrawablePtr /*pDraw*/,
|
|---|
| 614 | int /*nbox*/,
|
|---|
| 615 | BoxPtr /*pbox*/,
|
|---|
| 616 | int /*alu*/,
|
|---|
| 617 | PixmapPtr /*ptile*/,
|
|---|
| 618 | unsigned long /*planemask*/
|
|---|
| 619 | );
|
|---|
| 620 |
|
|---|
| 621 | extern void afbTileAreaCopy(
|
|---|
| 622 | DrawablePtr /*pDraw*/,
|
|---|
| 623 | int /*nbox*/,
|
|---|
| 624 | BoxPtr /*pbox*/,
|
|---|
| 625 | int /*alu*/,
|
|---|
| 626 | PixmapPtr /*ptile*/,
|
|---|
| 627 | int /*xOff*/,
|
|---|
| 628 | int /*yOff*/,
|
|---|
| 629 | unsigned long /*planemask*/
|
|---|
| 630 | );
|
|---|
| 631 | /* afbtileG.c */
|
|---|
| 632 |
|
|---|
| 633 | extern void afbTileAreaGeneral(
|
|---|
| 634 | DrawablePtr /*pDraw*/,
|
|---|
| 635 | int /*nbox*/,
|
|---|
| 636 | BoxPtr /*pbox*/,
|
|---|
| 637 | int /*alu*/,
|
|---|
| 638 | PixmapPtr /*ptile*/,
|
|---|
| 639 | int /*xOff*/,
|
|---|
| 640 | int /*yOff*/,
|
|---|
| 641 | unsigned long /*planemask*/
|
|---|
| 642 | );
|
|---|
| 643 |
|
|---|
| 644 | extern void afbOpaqueStippleAreaPPWCopy(
|
|---|
| 645 | DrawablePtr /*pDraw*/,
|
|---|
| 646 | int /*nbox*/,
|
|---|
| 647 | BoxPtr /*pbox*/,
|
|---|
| 648 | int /*alu*/,
|
|---|
| 649 | PixmapPtr /*ptile*/,
|
|---|
| 650 | unsigned char */*rropsOS*/,
|
|---|
| 651 | unsigned long /*planemask*/
|
|---|
| 652 | );
|
|---|
| 653 | /* afbtileG.c */
|
|---|
| 654 |
|
|---|
| 655 | extern void afbOpaqueStippleAreaPPWGeneral(
|
|---|
| 656 | DrawablePtr /*pDraw*/,
|
|---|
| 657 | int /*nbox*/,
|
|---|
| 658 | BoxPtr /*pbox*/,
|
|---|
| 659 | int /*alu*/,
|
|---|
| 660 | PixmapPtr /*ptile*/,
|
|---|
| 661 | unsigned char */*rropsOS*/,
|
|---|
| 662 | unsigned long /*planemask*/
|
|---|
| 663 | );
|
|---|
| 664 |
|
|---|
| 665 | extern void afbOpaqueStippleAreaCopy(
|
|---|
| 666 | DrawablePtr /*pDraw*/,
|
|---|
| 667 | int /*nbox*/,
|
|---|
| 668 | BoxPtr /*pbox*/,
|
|---|
| 669 | int /*alu*/,
|
|---|
| 670 | PixmapPtr /*ptile*/,
|
|---|
| 671 | int /*xOff*/,
|
|---|
| 672 | int /*yOff*/,
|
|---|
| 673 | unsigned char */*rropsOS*/,
|
|---|
| 674 | unsigned long /*planemask*/
|
|---|
| 675 | );
|
|---|
| 676 | /* afbtileG.c */
|
|---|
| 677 |
|
|---|
| 678 | extern void afbOpaqueStippleAreaGeneral(
|
|---|
| 679 | DrawablePtr /*pDraw*/,
|
|---|
| 680 | int /*nbox*/,
|
|---|
| 681 | BoxPtr /*pbox*/,
|
|---|
| 682 | int /*alu*/,
|
|---|
| 683 | PixmapPtr /*ptile*/,
|
|---|
| 684 | int /*xOff*/,
|
|---|
| 685 | int /*yOff*/,
|
|---|
| 686 | unsigned char */*rropsOS*/,
|
|---|
| 687 | unsigned long /*planemask*/
|
|---|
| 688 | );
|
|---|
| 689 |
|
|---|
| 690 | /* afbwindow.c */
|
|---|
| 691 |
|
|---|
| 692 | extern Bool afbCreateWindow(
|
|---|
| 693 | WindowPtr /*pWin*/
|
|---|
| 694 | );
|
|---|
| 695 |
|
|---|
| 696 | extern Bool afbDestroyWindow(
|
|---|
| 697 | WindowPtr /*pWin*/
|
|---|
| 698 | );
|
|---|
| 699 |
|
|---|
| 700 | extern Bool afbMapWindow(
|
|---|
| 701 | WindowPtr /*pWindow*/
|
|---|
| 702 | );
|
|---|
| 703 |
|
|---|
| 704 | extern Bool afbPositionWindow(
|
|---|
| 705 | WindowPtr /*pWin*/,
|
|---|
| 706 | int /*x*/,
|
|---|
| 707 | int /*y*/
|
|---|
| 708 | );
|
|---|
| 709 |
|
|---|
| 710 | extern Bool afbUnmapWindow(
|
|---|
| 711 | WindowPtr /*pWindow*/
|
|---|
| 712 | );
|
|---|
| 713 |
|
|---|
| 714 | extern void afbCopyWindow(
|
|---|
| 715 | WindowPtr /*pWin*/,
|
|---|
| 716 | DDXPointRec /*ptOldOrg*/,
|
|---|
| 717 | RegionPtr /*prgnSrc*/
|
|---|
| 718 | );
|
|---|
| 719 |
|
|---|
| 720 | extern Bool afbChangeWindowAttributes(
|
|---|
| 721 | WindowPtr /*pWin*/,
|
|---|
| 722 | unsigned long /*mask*/
|
|---|
| 723 | );
|
|---|
| 724 | /* afbzerarc.c */
|
|---|
| 725 |
|
|---|
| 726 | extern void afbZeroPolyArcSS(
|
|---|
| 727 | DrawablePtr /*pDraw*/,
|
|---|
| 728 | GCPtr /*pGC*/,
|
|---|
| 729 | int /*narcs*/,
|
|---|
| 730 | xArc * /*parcs*/
|
|---|
| 731 | );
|
|---|
| 732 |
|
|---|
| 733 | /*
|
|---|
| 734 | private field of pixmap
|
|---|
| 735 | pixmap.devPrivate = (PixelType *)pointer_to_bits
|
|---|
| 736 | pixmap.devKind = width_of_pixmap_in_bytes
|
|---|
| 737 |
|
|---|
| 738 | private field of screen
|
|---|
| 739 | a pixmap, for which we allocate storage. devPrivate is a pointer to
|
|---|
| 740 | the bits in the hardware framebuffer. note that devKind can be poked to
|
|---|
| 741 | make the code work for framebuffers that are wider than their
|
|---|
| 742 | displayable screen (e.g. the early vsII, which displayed 960 pixels
|
|---|
| 743 | across, but was 1024 in the hardware.)
|
|---|
| 744 |
|
|---|
| 745 | private field of GC
|
|---|
| 746 | */
|
|---|
| 747 |
|
|---|
| 748 | typedef struct {
|
|---|
| 749 | unsigned char rrops[AFB_MAX_DEPTH]; /* reduction of rasterop to 1 of 3 */
|
|---|
| 750 | unsigned char rropOS[AFB_MAX_DEPTH]; /* rop for opaque stipple */
|
|---|
| 751 | } afbPrivGC;
|
|---|
| 752 | typedef afbPrivGC *afbPrivGCPtr;
|
|---|
| 753 |
|
|---|
| 754 | extern int afbGCPrivateIndex; /* index into GC private array */
|
|---|
| 755 | extern int afbWindowPrivateIndex; /* index into Window private array */
|
|---|
| 756 | #ifdef PIXMAP_PER_WINDOW
|
|---|
| 757 | extern int frameWindowPrivateIndex; /* index into Window private array */
|
|---|
| 758 | #endif
|
|---|
| 759 |
|
|---|
| 760 | #define afbGetGCPrivate(pGC) \
|
|---|
| 761 | ((afbPrivGC *)((pGC)->devPrivates[afbGCPrivateIndex].ptr))
|
|---|
| 762 |
|
|---|
| 763 | /* private field of window */
|
|---|
| 764 | typedef struct {
|
|---|
| 765 | unsigned char fastBorder; /* non-zero if border tile is 32 bits wide */
|
|---|
| 766 | unsigned char fastBackground;
|
|---|
| 767 | unsigned short unused; /* pad for alignment with Sun compiler */
|
|---|
| 768 | DDXPointRec oldRotate;
|
|---|
| 769 | PixmapPtr pRotatedBackground;
|
|---|
| 770 | PixmapPtr pRotatedBorder;
|
|---|
| 771 | } afbPrivWin;
|
|---|
| 772 |
|
|---|
| 773 | /* Common macros for extracting drawing information */
|
|---|
| 774 |
|
|---|
| 775 | #define afbGetTypedWidth(pDrawable,wtype)( \
|
|---|
| 776 | (((pDrawable)->type == DRAWABLE_WINDOW) ? \
|
|---|
| 777 | (int)(((PixmapPtr)((pDrawable)->pScreen->devPrivates[afbScreenPrivateIndex].ptr))->devKind) : \
|
|---|
| 778 | (int)(((PixmapPtr)pDrawable)->devKind)) / sizeof (wtype))
|
|---|
| 779 |
|
|---|
| 780 | #define afbGetByteWidth(pDrawable) afbGetTypedWidth(pDrawable, unsigned char)
|
|---|
| 781 |
|
|---|
| 782 | #define afbGetPixelWidth(pDrawable) afbGetTypedWidth(pDrawable, PixelType)
|
|---|
| 783 |
|
|---|
| 784 | #define afbGetTypedWidthAndPointer(pDrawable, width, pointer, wtype, ptype) {\
|
|---|
| 785 | PixmapPtr _pPix; \
|
|---|
| 786 | if ((pDrawable)->type == DRAWABLE_WINDOW) \
|
|---|
| 787 | _pPix = (PixmapPtr)(pDrawable)->pScreen->devPrivates[afbScreenPrivateIndex].ptr; \
|
|---|
| 788 | else \
|
|---|
| 789 | _pPix = (PixmapPtr)(pDrawable); \
|
|---|
| 790 | (pointer) = (ptype *) _pPix->devPrivate.ptr; \
|
|---|
| 791 | (width) = ((int) _pPix->devKind) / sizeof (wtype); \
|
|---|
| 792 | }
|
|---|
| 793 |
|
|---|
| 794 | #define afbGetPixelWidthSizeDepthAndPointer(pDrawable, width, size, dep, pointer) {\
|
|---|
| 795 | PixmapPtr _pPix; \
|
|---|
| 796 | if ((pDrawable)->type == DRAWABLE_WINDOW) \
|
|---|
| 797 | _pPix = (PixmapPtr)(pDrawable)->pScreen->devPrivates[afbScreenPrivateIndex].ptr; \
|
|---|
| 798 | else \
|
|---|
| 799 | _pPix = (PixmapPtr)(pDrawable); \
|
|---|
| 800 | (pointer) = (PixelType *)_pPix->devPrivate.ptr; \
|
|---|
| 801 | (width) = ((int)_pPix->devKind) / sizeof (PixelType); \
|
|---|
| 802 | (size) = (width) * _pPix->drawable.height; \
|
|---|
| 803 | (dep) = _pPix->drawable.depth; (void)(dep); \
|
|---|
| 804 | }
|
|---|
| 805 |
|
|---|
| 806 | #define afbGetByteWidthAndPointer(pDrawable, width, pointer) \
|
|---|
| 807 | afbGetTypedWidthAndPointer(pDrawable, width, pointer, unsigned char, unsigned char)
|
|---|
| 808 |
|
|---|
| 809 | #define afbGetPixelWidthAndPointer(pDrawable, width, pointer) \
|
|---|
| 810 | afbGetTypedWidthAndPointer(pDrawable, width, pointer, PixelType, PixelType)
|
|---|
| 811 |
|
|---|
| 812 | #define afbGetWindowTypedWidthAndPointer(pWin, width, pointer, wtype, ptype) {\
|
|---|
| 813 | PixmapPtr _pPix = (PixmapPtr)(pWin)->drawable.pScreen->devPrivates[afbScreenPrivateIndex].ptr; \
|
|---|
| 814 | (pointer) = (ptype *) _pPix->devPrivate.ptr; \
|
|---|
| 815 | (width) = ((int) _pPix->devKind) / sizeof (wtype); \
|
|---|
| 816 | }
|
|---|
| 817 |
|
|---|
| 818 | #define afbGetWindowPixelWidthAndPointer(pWin, width, pointer) \
|
|---|
| 819 | afbGetWindowTypedWidthAndPointer(pWin, width, pointer, PixelType, PixelType)
|
|---|
| 820 |
|
|---|
| 821 | #define afbGetWindowByteWidthAndPointer(pWin, width, pointer) \
|
|---|
| 822 | afbGetWindowTypedWidthAndPointer(pWin, width, pointer, char, char)
|
|---|
| 823 |
|
|---|
| 824 | /* afb uses the following macros to calculate addresses in drawables.
|
|---|
| 825 | * To support banked framebuffers, the macros come in four flavors.
|
|---|
| 826 | * All four collapse into the same definition on unbanked devices.
|
|---|
| 827 | *
|
|---|
| 828 | * afbScanlineFoo - calculate address and do bank switching
|
|---|
| 829 | * afbScanlineFooNoBankSwitch - calculate address, don't bank switch
|
|---|
| 830 | * afbScanlineFooSrc - calculate address, switch source bank
|
|---|
| 831 | * afbScanlineFooDst - calculate address, switch destination bank
|
|---|
| 832 | */
|
|---|
| 833 |
|
|---|
| 834 | /* The NoBankSwitch versions are the same for banked and unbanked cases */
|
|---|
| 835 |
|
|---|
| 836 | #define afbScanlineIncNoBankSwitch(_ptr, _off) _ptr += (_off)
|
|---|
| 837 | #define afbScanlineOffsetNoBankSwitch(_ptr, _off) ((_ptr) + (_off))
|
|---|
| 838 | #define afbScanlineDeltaNoBankSwitch(_ptr, _y, _w) \
|
|---|
| 839 | afbScanlineOffsetNoBankSwitch(_ptr, (_y) * (_w))
|
|---|
| 840 | #define afbScanlineNoBankSwitch(_ptr, _x, _y, _w) \
|
|---|
| 841 | afbScanlineOffsetNoBankSwitch(_ptr, (_y) * (_w) + ((_x) >> MFB_PWSH))
|
|---|
| 842 |
|
|---|
| 843 | #ifdef MFB_LINE_BANK
|
|---|
| 844 |
|
|---|
| 845 | #include "afblinebank.h" /* get macro definitions from this file */
|
|---|
| 846 |
|
|---|
| 847 | #else /* !MFB_LINE_BANK - unbanked case */
|
|---|
| 848 |
|
|---|
| 849 | #define afbScanlineInc(_ptr, _off) afbScanlineIncNoBankSwitch(_ptr, _off)
|
|---|
| 850 | #define afbScanlineIncSrc(_ptr, _off) afbScanlineInc(_ptr, _off)
|
|---|
| 851 | #define afbScanlineIncDst(_ptr, _off) afbScanlineInc(_ptr, _off)
|
|---|
| 852 |
|
|---|
| 853 | #define afbScanlineOffset(_ptr, _off) afbScanlineOffsetNoBankSwitch(_ptr, _off)
|
|---|
| 854 | #define afbScanlineOffsetSrc(_ptr, _off) afbScanlineOffset(_ptr, _off)
|
|---|
| 855 | #define afbScanlineOffsetDst(_ptr, _off) afbScanlineOffset(_ptr, _off)
|
|---|
| 856 |
|
|---|
| 857 | #define afbScanlineSrc(_ptr, _x, _y, _w) afbScanline(_ptr, _x, _y, _w)
|
|---|
| 858 | #define afbScanlineDst(_ptr, _x, _y, _w) afbScanline(_ptr, _x, _y, _w)
|
|---|
| 859 |
|
|---|
| 860 | #define afbScanlineDeltaSrc(_ptr, _y, _w) afbScanlineDelta(_ptr, _y, _w)
|
|---|
| 861 | #define afbScanlineDeltaDst(_ptr, _y, _w) afbScanlineDelta(_ptr, _y, _w)
|
|---|
| 862 |
|
|---|
| 863 | #endif /* MFB_LINE_BANK */
|
|---|
| 864 |
|
|---|
| 865 | #define afbScanlineDelta(_ptr, _y, _w) \
|
|---|
| 866 | afbScanlineOffset(_ptr, (_y) * (_w))
|
|---|
| 867 |
|
|---|
| 868 | #define afbScanline(_ptr, _x, _y, _w) \
|
|---|
| 869 | afbScanlineOffset(_ptr, (_y) * (_w) + ((_x) >> MFB_PWSH))
|
|---|
| 870 |
|
|---|
| 871 | /* precomputed information about each glyph for GlyphBlt code.
|
|---|
| 872 | this saves recalculating the per glyph information for each box.
|
|---|
| 873 | */
|
|---|
| 874 |
|
|---|
| 875 | typedef struct _afbpos{
|
|---|
| 876 | int xpos; /* xposition of glyph's origin */
|
|---|
| 877 | int xchar; /* x position mod 32 */
|
|---|
| 878 | int leftEdge;
|
|---|
| 879 | int rightEdge;
|
|---|
| 880 | int topEdge;
|
|---|
| 881 | int bottomEdge;
|
|---|
| 882 | PixelType *pdstBase; /* longword with character origin */
|
|---|
| 883 | int widthGlyph; /* width in bytes of this glyph */
|
|---|
| 884 | } afbTEXTPOS;
|
|---|
| 885 |
|
|---|
| 886 | /* reduced raster ops for afb */
|
|---|
| 887 | #define RROP_BLACK GXclear
|
|---|
| 888 | #define RROP_WHITE GXset
|
|---|
| 889 | #define RROP_NOP GXnoop
|
|---|
| 890 | #define RROP_INVERT GXinvert
|
|---|
| 891 | #define RROP_COPY GXcopy
|
|---|
| 892 |
|
|---|
| 893 | /* macros for afbbitblt.c, afbfillsp.c
|
|---|
| 894 | these let the code do one switch on the rop per call, rather
|
|---|
| 895 | than a switch on the rop per item (span or rectangle.)
|
|---|
| 896 | */
|
|---|
| 897 |
|
|---|
| 898 | #define fnCLEAR(src, dst) (0)
|
|---|
| 899 | #define fnAND(src, dst) (src & dst)
|
|---|
| 900 | #define fnANDREVERSE(src, dst) (src & ~dst)
|
|---|
| 901 | #define fnCOPY(src, dst) (src)
|
|---|
| 902 | #define fnANDINVERTED(src, dst) (~src & dst)
|
|---|
| 903 | #define fnNOOP(src, dst) (dst)
|
|---|
| 904 | #define fnXOR(src, dst) (src ^ dst)
|
|---|
| 905 | #define fnOR(src, dst) (src | dst)
|
|---|
| 906 | #define fnNOR(src, dst) (~(src | dst))
|
|---|
| 907 | #define fnEQUIV(src, dst) (~src ^ dst)
|
|---|
| 908 | #define fnINVERT(src, dst) (~dst)
|
|---|
| 909 | #define fnORREVERSE(src, dst) (src | ~dst)
|
|---|
| 910 | #define fnCOPYINVERTED(src, dst) (~src)
|
|---|
| 911 | #define fnORINVERTED(src, dst) (~src | dst)
|
|---|
| 912 | #define fnNAND(src, dst) (~(src & dst))
|
|---|
| 913 | #undef fnSET
|
|---|
| 914 | #define fnSET(src, dst) (~0)
|
|---|
| 915 |
|
|---|
| 916 | /* Using a "switch" statement is much faster in most cases
|
|---|
| 917 | * since the compiler can do a look-up table or multi-way branch
|
|---|
| 918 | * instruction, depending on the architecture. The result on
|
|---|
| 919 | * A Sun 3/50 is at least 2.5 times faster, assuming a uniform
|
|---|
| 920 | * distribution of RasterOp operation types.
|
|---|
| 921 | *
|
|---|
| 922 | * However, doing some profiling on a running system reveals
|
|---|
| 923 | * GXcopy is the operation over 99.5% of the time and
|
|---|
| 924 | * GXxor is the next most frequent (about .4%), so we make special
|
|---|
| 925 | * checks for those first.
|
|---|
| 926 | *
|
|---|
| 927 | * Note that this requires a change to the "calling sequence"
|
|---|
| 928 | * since we can't engineer a "switch" statement to have an lvalue.
|
|---|
| 929 | */
|
|---|
| 930 | #undef DoRop
|
|---|
| 931 | #define DoRop(result, alu, src, dst) \
|
|---|
| 932 | { \
|
|---|
| 933 | if (alu == GXcopy) \
|
|---|
| 934 | result = fnCOPY (src, dst); \
|
|---|
| 935 | else if (alu == GXxor) \
|
|---|
| 936 | result = fnXOR (src, dst); \
|
|---|
| 937 | else \
|
|---|
| 938 | switch (alu) { \
|
|---|
| 939 | case GXclear: \
|
|---|
| 940 | result = fnCLEAR (src, dst); \
|
|---|
| 941 | break; \
|
|---|
| 942 | case GXand: \
|
|---|
| 943 | result = fnAND (src, dst); \
|
|---|
| 944 | break; \
|
|---|
| 945 | case GXandReverse: \
|
|---|
| 946 | result = fnANDREVERSE (src, dst); \
|
|---|
| 947 | break; \
|
|---|
| 948 | case GXandInverted: \
|
|---|
| 949 | result = fnANDINVERTED (src, dst); \
|
|---|
| 950 | break; \
|
|---|
| 951 | default: \
|
|---|
| 952 | case GXnoop: \
|
|---|
| 953 | result = fnNOOP (src, dst); \
|
|---|
| 954 | break; \
|
|---|
| 955 | case GXor: \
|
|---|
| 956 | result = fnOR (src, dst); \
|
|---|
| 957 | break; \
|
|---|
| 958 | case GXnor: \
|
|---|
| 959 | result = fnNOR (src, dst); \
|
|---|
| 960 | break; \
|
|---|
| 961 | case GXequiv: \
|
|---|
| 962 | result = fnEQUIV (src, dst); \
|
|---|
| 963 | break; \
|
|---|
| 964 | case GXinvert: \
|
|---|
| 965 | result = fnINVERT (src, dst); \
|
|---|
| 966 | break; \
|
|---|
| 967 | case GXorReverse: \
|
|---|
| 968 | result = fnORREVERSE (src, dst); \
|
|---|
| 969 | break; \
|
|---|
| 970 | case GXcopyInverted: \
|
|---|
| 971 | result = fnCOPYINVERTED (src, dst); \
|
|---|
| 972 | break; \
|
|---|
| 973 | case GXorInverted: \
|
|---|
| 974 | result = fnORINVERTED (src, dst); \
|
|---|
| 975 | break; \
|
|---|
| 976 | case GXnand: \
|
|---|
| 977 | result = fnNAND (src, dst); \
|
|---|
| 978 | break; \
|
|---|
| 979 | case GXset: \
|
|---|
| 980 | result = fnSET (src, dst); \
|
|---|
| 981 | break; \
|
|---|
| 982 | } \
|
|---|
| 983 | }
|
|---|
| 984 |
|
|---|
| 985 |
|
|---|
| 986 | /* C expression fragments for various operations. These get passed in
|
|---|
| 987 | * as -D's on the compile command line. See afb/Imakefile. This
|
|---|
| 988 | * fixes XBUG 6319.
|
|---|
| 989 | *
|
|---|
| 990 | * This seems like a good place to point out that afb's use of the
|
|---|
| 991 | * words black and white is an unfortunate misnomer. In afb code, black
|
|---|
| 992 | * means zero, and white means one.
|
|---|
| 993 | */
|
|---|
| 994 | #define MFB_OPEQ_WHITE |=
|
|---|
| 995 | #define MFB_OPEQ_BLACK &=~
|
|---|
| 996 | #define MFB_OPEQ_INVERT ^=
|
|---|
| 997 | #define MFB_EQWHOLEWORD_WHITE =~0
|
|---|
| 998 | #define MFB_EQWHOLEWORD_BLACK =0
|
|---|
| 999 | #define MFB_EQWHOLEWORD_INVERT ^=~0
|
|---|
| 1000 | #define MFB_OP_WHITE /* nothing */
|
|---|
| 1001 | #define MFB_OP_BLACK ~
|
|---|
