| 1 | /* $XFree86: xc/programs/Xserver/afb/afb.h,v 3.10 2003/10/29 22:15:19 tsi Exp $ */
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| 2 | /* Combined Purdue/PurduePlus patches, level 2.0, 1/17/89 */
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| 3 | /***********************************************************
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| 4 |
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| 5 | Copyright (c) 1987 X Consortium
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| 6 |
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| 7 | Permission is hereby granted, free of charge, to any person obtaining a copy
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| 8 | of this software and associated documentation files (the "Software"), to deal
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| 9 | in the Software without restriction, including without limitation the rights
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| 10 | to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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| 11 | copies of the Software, and to permit persons to whom the Software is
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| 12 | furnished to do so, subject to the following conditions:
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| 13 |
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| 14 | The above copyright notice and this permission notice shall be included in
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| 15 | all copies or substantial portions of the Software.
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| 16 |
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| 17 | THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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| 18 | IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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| 19 | FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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| 20 | X CONSORTIUM BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
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| 21 | AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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| 22 | CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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| 23 |
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| 24 | Except as contained in this notice, the name of the X Consortium shall not be
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| 25 | used in advertising or otherwise to promote the sale, use or other dealings
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| 26 | in this Software without prior written authorization from the X Consortium.
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| 27 |
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| 28 |
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| 29 | Copyright 1987 by Digital Equipment Corporation, Maynard, Massachusetts.
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| 30 |
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| 31 | All Rights Reserved
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| 32 |
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| 33 | Permission to use, copy, modify, and distribute this software and its
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| 34 | documentation for any purpose and without fee is hereby granted,
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| 35 | provided that the above copyright notice appear in all copies and that
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| 36 | both that copyright notice and this permission notice appear in
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| 37 | supporting documentation, and that the name of Digital not be
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| 38 | used in advertising or publicity pertaining to distribution of the
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| 39 | software without specific, written prior permission.
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| 40 |
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| 41 | DIGITAL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
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| 42 | ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
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| 43 | DIGITAL BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR
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| 44 | ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
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| 45 | WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
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| 46 | ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
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| 47 | SOFTWARE.
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| 48 |
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| 49 | ******************************************************************/
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| 50 | /* $XConsortium: afb.h,v 5.31 94/04/17 20:28:15 dpw Exp $ */
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| 51 | /* Monochrome Frame Buffer definitions
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| 52 | written by drewry, september 1986
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| 53 | */
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| 54 |
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| 55 | #include "pixmap.h"
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| 56 | #include "region.h"
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| 57 | #include "gc.h"
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| 58 | #include "colormap.h"
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| 59 | #include "regionstr.h"
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| 60 | #include "mibstore.h"
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| 61 | #include "mfb.h"
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| 62 |
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| 63 | extern int afbInverseAlu[];
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| 64 | extern int afbScreenPrivateIndex;
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| 65 | /* warning: PixelType definition duplicated in maskbits.h */
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| 66 | #ifndef PixelType
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| 67 | #define PixelType CARD32
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| 68 | #endif /* PixelType */
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| 69 |
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| 70 | #define AFB_MAX_DEPTH 8
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| 71 |
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| 72 | /* afbbitblt.c */
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| 73 |
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| 74 | extern void afbDoBitblt(
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| 75 | DrawablePtr /*pSrc*/,
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| 76 | DrawablePtr /*pDst*/,
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| 77 | int /*alu*/,
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| 78 | RegionPtr /*prgnDst*/,
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| 79 | DDXPointPtr /*pptSrc*/,
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| 80 | unsigned long /*planemask*/
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| 81 | );
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| 82 |
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| 83 | extern RegionPtr afbBitBlt(
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| 84 | DrawablePtr /*pSrc*/,
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| 85 | DrawablePtr /*pDst*/,
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| 86 | GCPtr /*pGC*/,
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| 87 | int /*srcx*/,
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| 88 | int /*srcy*/,
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| 89 | int /*width*/,
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| 90 | int /*height*/,
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| 91 | int /*dstx*/,
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| 92 | int /*dsty*/,
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| 93 | void (*doBitBlt)(
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| 94 | DrawablePtr /*pSrc*/,
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| 95 | DrawablePtr /*pDst*/,
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| 96 | int /*alu*/,
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| 97 | RegionPtr /*prgnDst*/,
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| 98 | DDXPointPtr /*pptSrc*/,
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| 99 | unsigned long /*planemask*/
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| 100 | ),
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| 101 | unsigned long /*planemask*/
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| 102 | );
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| 103 |
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| 104 | extern RegionPtr afbCopyArea(
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| 105 | DrawablePtr /*pSrcDrawable*/,
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| 106 | DrawablePtr /*pDstDrawable*/,
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| 107 | GCPtr/*pGC*/,
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| 108 | int /*srcx*/,
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| 109 | int /*srcy*/,
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| 110 | int /*width*/,
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| 111 | int /*height*/,
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| 112 | int /*dstx*/,
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| 113 | int /*dsty*/
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| 114 | );
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| 115 |
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| 116 | extern RegionPtr afbCopyPlane(
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| 117 | DrawablePtr /*pSrcDrawable*/,
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| 118 | DrawablePtr /*pDstDrawable*/,
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| 119 | GCPtr/*pGC*/,
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| 120 | int /*srcx*/,
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| 121 | int /*srcy*/,
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| 122 | int /*width*/,
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| 123 | int /*height*/,
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| 124 | int /*dstx*/,
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| 125 | int /*dsty*/,
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| 126 | unsigned long /*plane*/
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| 127 | );
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| 128 |
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| 129 | extern void afbCopy1ToN(
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| 130 | DrawablePtr /*pSrc*/,
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| 131 | DrawablePtr /*pDst*/,
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| 132 | int /*alu*/,
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| 133 | RegionPtr /*prgnDst*/,
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| 134 | DDXPointPtr /*pptSrc*/,
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| 135 | unsigned long /*planemask*/
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| 136 | );
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| 137 | /* afbbltC.c */
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| 138 |
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| 139 | extern void afbDoBitbltCopy(
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| 140 | DrawablePtr /*pSrc*/,
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| 141 | DrawablePtr /*pDst*/,
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| 142 | int /*alu*/,
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| 143 | RegionPtr /*prgnDst*/,
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| 144 | DDXPointPtr /*pptSrc*/,
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| 145 | unsigned long /*planemask*/
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| 146 | );
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| 147 | /* afbbltCI.c */
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| 148 |
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| 149 | extern void afbDoBitbltCopyInverted(
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| 150 | DrawablePtr /*pSrc*/,
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| 151 | DrawablePtr /*pDst*/,
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| 152 | int /*alu*/,
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| 153 | RegionPtr /*prgnDst*/,
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| 154 | DDXPointPtr /*pptSrc*/,
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| 155 | unsigned long /*planemask*/
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| 156 | );
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| 157 | /* afbbltG.c */
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| 158 |
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| 159 | extern void afbDoBitbltGeneral(
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| 160 | DrawablePtr /*pSrc*/,
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| 161 | DrawablePtr /*pDst*/,
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| 162 | int /*alu*/,
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| 163 | RegionPtr /*prgnDst*/,
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| 164 | DDXPointPtr /*pptSrc*/,
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| 165 | unsigned long /*planemask*/
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| 166 | );
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| 167 | /* afbbltO.c */
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| 168 |
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| 169 | extern void afbDoBitbltOr(
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| 170 | DrawablePtr /*pSrc*/,
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| 171 | DrawablePtr /*pDst*/,
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| 172 | int /*alu*/,
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| 173 | RegionPtr /*prgnDst*/,
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| 174 | DDXPointPtr /*pptSrc*/,
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| 175 | unsigned long /*planemask*/
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| 176 | );
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| 177 | /* afbbltX.c */
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| 178 |
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| 179 | extern void afbDoBitbltXor(
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| 180 | DrawablePtr /*pSrc*/,
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| 181 | DrawablePtr /*pDst*/,
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| 182 | int /*alu*/,
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| 183 | RegionPtr /*prgnDst*/,
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| 184 | DDXPointPtr /*pptSrc*/,
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| 185 | unsigned long /*planemask*/
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| 186 | );
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| 187 | /* afbbres.c */
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| 188 |
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| 189 | extern void afbBresS(
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| 190 | PixelType * /*addrl*/,
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| 191 | int /*nlwidth*/,
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| 192 | int /*sizeDst*/,
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| 193 | int /*depthDst*/,
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| 194 | int /*signdx*/,
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| 195 | int /*signdy*/,
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| 196 | int /*axis*/,
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| 197 | int /*x1*/,
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| 198 | int /*y1*/,
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| 199 | int /*e*/,
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| 200 | int /*e1*/,
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| 201 | int /*e2*/,
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| 202 | int /*len*/,
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| 203 | unsigned char * /*rrops*/
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| 204 | );
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| 205 | /* afbbresd.c */
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| 206 |
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| 207 | extern void afbBresD(
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| 208 | int * /*pdashIndex*/,
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| 209 | unsigned char * /*pDash*/,
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| 210 | int /*numInDashList*/,
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| 211 | int * /*pdashOffset*/,
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| 212 | int /*isDoubleDash*/,
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| 213 | PixelType * /*addrl*/,
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| 214 | int /*nlwidth*/,
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| 215 | int /*sizeDst*/,
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| 216 | int /*depthDst*/,
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| 217 | int /*signdx*/,
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| 218 | int /*signdy*/,
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| 219 | int /*axis*/,
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| 220 | int /*x1*/,
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| 221 | int /*y1*/,
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| 222 | int /*e*/,
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| 223 | int /*e1*/,
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| 224 | int /*e2*/,
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| 225 | int /*len*/,
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| 226 | unsigned char * /*rrops*/,
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| 227 | unsigned char * /*bgrrops*/
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| 228 | );
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| 229 | /* afbbstore.c */
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| 230 |
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| 231 | extern void afbSaveAreas(
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| 232 | PixmapPtr /*pPixmap*/,
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| 233 | RegionPtr /*prgnSave*/,
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| 234 | int /*xorg*/,
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| 235 | int /*yorg*/,
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| 236 | WindowPtr /*pWin*/
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| 237 | );
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| 238 |
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| 239 | extern void afbRestoreAreas(
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| 240 | PixmapPtr /*pPixmap*/,
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| 241 | RegionPtr /*prgnRestore*/,
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| 242 | int /*xorg*/,
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| 243 | int /*yorg*/,
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| 244 | WindowPtr /*pWin*/
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| 245 | );
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| 246 | /* afbclip.c */
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| 247 |
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| 248 | extern RegionPtr afbPixmapToRegion(
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| 249 | PixmapPtr /*pPix*/
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| 250 | );
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| 251 |
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| 252 | /* afbcmap.c */
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| 253 |
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| 254 | extern int afbListInstalledColormaps(
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| 255 | ScreenPtr /*pScreen*/,
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| 256 | Colormap * /*pmaps*/
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| 257 | );
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| 258 |
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| 259 | extern void afbInstallColormap(
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| 260 | ColormapPtr /*pmap*/
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| 261 | );
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| 262 |
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| 263 | extern void afbUninstallColormap(
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| 264 | ColormapPtr /*pmap*/
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| 265 | );
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| 266 |
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| 267 | extern void afbResolveColor(
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| 268 | unsigned short * /*pred*/,
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| 269 | unsigned short * /*pgreen*/,
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| 270 | unsigned short * /*pblue*/,
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| 271 | VisualPtr /*pVisual*/
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| 272 | );
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| 273 |
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| 274 | extern Bool afbInitializeColormap(
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| 275 | ColormapPtr /*pmap*/
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| 276 | );
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| 277 |
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| 278 | extern int afbExpandDirectColors(
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| 279 | ColormapPtr /*pmap*/,
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| 280 | int /*ndefs*/,
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| 281 | xColorItem * /*indefs*/,
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| 282 | xColorItem * /*outdefs*/
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| 283 | );
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| 284 |
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| 285 | extern Bool afbCreateDefColormap(
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| 286 | ScreenPtr /*pScreen*/
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| 287 | );
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| 288 |
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| 289 | extern Bool afbSetVisualTypes(
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| 290 | int /*depth*/,
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| 291 | int /*visuals*/,
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| 292 | int /*bitsPerRGB*/
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| 293 | );
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| 294 |
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| 295 | extern Bool afbInitVisuals(
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| 296 | VisualPtr * /*visualp*/,
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| 297 | DepthPtr * /*depthp*/,
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| 298 | int * /*nvisualp*/,
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| 299 | int * /*ndepthp*/,
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| 300 | int * /*rootDepthp*/,
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| 301 | VisualID * /*defaultVisp*/,
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| 302 | unsigned long /*sizes*/,
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| 303 | int /*bitsPerRGB*/
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| 304 | );
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| 305 |
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| 306 | /* afbfillarc.c */
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| 307 |
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| 308 | extern void afbPolyFillArcSolid(
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| 309 | DrawablePtr /*pDraw*/,
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| 310 | GCPtr /*pGC*/,
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| 311 | int /*narcs*/,
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| 312 | xArc * /*parcs*/
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| 313 | );
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| 314 | /* afbfillrct.c */
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| 315 |
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| 316 | extern void afbPolyFillRect(
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| 317 | DrawablePtr /*pDrawable*/,
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| 318 | GCPtr /*pGC*/,
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| 319 | int /*nrectFill*/,
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| 320 | xRectangle * /*prectInit*/
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| 321 | );
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| 322 |
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| 323 | /* afbply1rct.c */
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| 324 | extern void afbFillPolygonSolid(
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| 325 | DrawablePtr /*pDrawable*/,
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| 326 | GCPtr /*pGC*/,
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| 327 | int /*mode*/,
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| 328 | int /*shape*/,
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| 329 | int /*count*/,
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| 330 | DDXPointPtr /*ptsIn*/
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| 331 | );
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| 332 |
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| 333 | /* afbfillsp.c */
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| 334 |
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| 335 | extern void afbSolidFS(
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| 336 | DrawablePtr /*pDrawable*/,
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| 337 | GCPtr /*pGC*/,
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| 338 | int /*nInit*/,
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| 339 | DDXPointPtr /*pptInit*/,
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| 340 | int * /*pwidthInit*/,
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| 341 | int /*fSorted*/
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| 342 | );
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| 343 |
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| 344 | extern void afbStippleFS(
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| 345 | DrawablePtr /*pDrawable*/,
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| 346 | GCPtr/*pGC*/,
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| 347 | int /*nInit*/,
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| 348 | DDXPointPtr /*pptInit*/,
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| 349 | int * /*pwidthInit*/,
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| 350 | int /*fSorted*/
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| 351 | );
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| 352 |
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| 353 | extern void afbTileFS(
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| 354 | DrawablePtr /*pDrawable*/,
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| 355 | GCPtr/*pGC*/,
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| 356 | int /*nInit*/,
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| 357 | DDXPointPtr /*pptInit*/,
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| 358 | int * /*pwidthInit*/,
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| 359 | int /*fSorted*/
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| 360 | );
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| 361 |
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| 362 | extern void afbUnnaturalTileFS(
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| 363 | DrawablePtr /*pDrawable*/,
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| 364 | GCPtr/*pGC*/,
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| 365 | int /*nInit*/,
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| 366 | DDXPointPtr /*pptInit*/,
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| 367 | int * /*pwidthInit*/,
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| 368 | int /*fSorted*/
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| 369 | );
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| 370 |
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| 371 | extern void afbUnnaturalStippleFS(
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| 372 | DrawablePtr /*pDrawable*/,
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| 373 | GCPtr/*pGC*/,
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| 374 | int /*nInit*/,
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| 375 | DDXPointPtr /*pptInit*/,
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| 376 | int * /*pwidthInit*/,
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| 377 | int /*fSorted*/
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| 378 | );
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| 379 |
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| 380 | extern void afbOpaqueStippleFS(
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| 381 | DrawablePtr /*pDrawable*/,
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| 382 | GCPtr/*pGC*/,
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| 383 | int /*nInit*/,
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| 384 | DDXPointPtr /*pptInit*/,
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| 385 | int * /*pwidthInit*/,
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| 386 | int /*fSorted*/
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| 387 | );
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| 388 |
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| 389 | extern void afbUnnaturalOpaqueStippleFS(
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| 390 | DrawablePtr /*pDrawable*/,
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| 391 | GCPtr/*pGC*/,
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| 392 | int /*nInit*/,
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| 393 | DDXPointPtr /*pptInit*/,
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| 394 | int * /*pwidthInit*/,
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| 395 | int /*fSorted*/
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| 396 | );
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| 397 |
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| 398 | /* afbfont.c */
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| 399 |
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| 400 | extern Bool afbRealizeFont(
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| 401 | ScreenPtr /*pscr*/,
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| 402 | FontPtr /*pFont*/
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| 403 | );
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| 404 |
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| 405 | extern Bool afbUnrealizeFont(
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| 406 | ScreenPtr /*pscr*/,
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| 407 | FontPtr /*pFont*/
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| 408 | );
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| 409 | /* afbgc.c */
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| 410 |
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| 411 | extern Bool afbCreateGC(
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| 412 | GCPtr /*pGC*/
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| 413 | );
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| 414 |
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| 415 | extern void afbValidateGC(
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| 416 | GCPtr /*pGC*/,
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| 417 | unsigned long /*changes*/,
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| 418 | DrawablePtr /*pDrawable*/
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| 419 | );
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| 420 |
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| 421 | extern void afbDestroyGC(
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| 422 | GCPtr /*pGC*/
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| 423 | );
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| 424 |
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| 425 | extern void afbReduceRop(
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| 426 | int /*alu*/,
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| 427 | Pixel /*src*/,
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| 428 | unsigned long /*planemask*/,
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| 429 | int /*depth*/,
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| 430 | unsigned char * /*rrops*/
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| 431 | );
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| 432 |
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| 433 | extern void afbReduceOpaqueStipple (
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| 434 | Pixel /*fg*/,
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| 435 | Pixel /*bg*/,
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| 436 | unsigned long /*planemask*/,
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| 437 | int /*depth*/,
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| 438 | unsigned char * /*rrops*/
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| 439 | );
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| 440 |
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| 441 | extern void afbComputeCompositeClip(
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| 442 | GCPtr /*pGC*/,
|
|---|
| 443 | DrawablePtr /*pDrawable*/
|
|---|
| 444 | );
|
|---|
| 445 |
|
|---|
| 446 | /* afbgetsp.c */
|
|---|
| 447 |
|
|---|
| 448 | extern void afbGetSpans(
|
|---|
| 449 | DrawablePtr /*pDrawable*/,
|
|---|
| 450 | int /*wMax*/,
|
|---|
| 451 | DDXPointPtr /*ppt*/,
|
|---|
| 452 | int * /*pwidth*/,
|
|---|
| 453 | int /*nspans*/,
|
|---|
| 454 | char * /*pdstStart*/
|
|---|
| 455 | );
|
|---|
| 456 | /* afbhrzvert.c */
|
|---|
| 457 |
|
|---|
| 458 | extern void afbHorzS(
|
|---|
| 459 | PixelType * /*addrl*/,
|
|---|
| 460 | int /*nlwidth*/,
|
|---|
| 461 | int /*sizeDst*/,
|
|---|
| 462 | int /*depthDst*/,
|
|---|
| 463 | int /*x1*/,
|
|---|
| 464 | int /*y1*/,
|
|---|
| 465 | int /*len*/,
|
|---|
| 466 | unsigned char * /*rrops*/
|
|---|
| 467 | );
|
|---|
| 468 |
|
|---|
| 469 | extern void afbVertS(
|
|---|
| 470 | PixelType * /*addrl*/,
|
|---|
| 471 | int /*nlwidth*/,
|
|---|
| 472 | int /*sizeDst*/,
|
|---|
| 473 | int /*depthDst*/,
|
|---|
| 474 | int /*x1*/,
|
|---|
| 475 | int /*y1*/,
|
|---|
| 476 | int /*len*/,
|
|---|
| 477 | unsigned char * /*rrops*/
|
|---|
| 478 | );
|
|---|
| 479 | /* afbigbblak.c */
|
|---|
| 480 |
|
|---|
| 481 | extern void afbImageGlyphBlt (
|
|---|
| 482 | DrawablePtr /*pDrawable*/,
|
|---|
| 483 | GCPtr/*pGC*/,
|
|---|
| 484 | int /*x*/,
|
|---|
| 485 | int /*y*/,
|
|---|
| 486 | unsigned int /*nglyph*/,
|
|---|
| 487 | CharInfoPtr * /*ppci*/,
|
|---|
| 488 | pointer /*pglyphBase*/
|
|---|
| 489 | );
|
|---|
| 490 | /* afbigbwht.c */
|
|---|
| 491 |
|
|---|
| 492 | /* afbimage.c */
|
|---|
| 493 |
|
|---|
| 494 | extern void afbPutImage(
|
|---|
| 495 | DrawablePtr /*dst*/,
|
|---|
| 496 | GCPtr /*pGC*/,
|
|---|
| 497 | int /*depth*/,
|
|---|
| 498 | int /*x*/,
|
|---|
| 499 | int /*y*/,
|
|---|
| 500 | int /*w*/,
|
|---|
| 501 | int /*h*/,
|
|---|
| 502 | int /*leftPad*/,
|
|---|
| 503 | int /*format*/,
|
|---|
| 504 | char * /*pImage*/
|
|---|
| 505 | );
|
|---|
| 506 |
|
|---|
| 507 | extern void afbGetImage(
|
|---|
| 508 | DrawablePtr /*pDrawable*/,
|
|---|
| 509 | int /*sx*/,
|
|---|
| 510 | int /*sy*/,
|
|---|
| 511 | int /*w*/,
|
|---|
| 512 | int /*h*/,
|
|---|
| 513 | unsigned int /*format*/,
|
|---|
| 514 | unsigned long /*planeMask*/,
|
|---|
| 515 | char * /*pdstLine*/
|
|---|
| 516 | );
|
|---|
| 517 | /* afbline.c */
|
|---|
| 518 |
|
|---|
| 519 | extern void afbLineSS(
|
|---|
| 520 | DrawablePtr /*pDrawable*/,
|
|---|
| 521 | GCPtr /*pGC*/,
|
|---|
| 522 | int /*mode*/,
|
|---|
| 523 | int /*npt*/,
|
|---|
| 524 | DDXPointPtr /*pptInit*/
|
|---|
| 525 | );
|
|---|
| 526 |
|
|---|
| 527 | extern void afbLineSD(
|
|---|
| 528 | DrawablePtr /*pDrawable*/,
|
|---|
| 529 | GCPtr /*pGC*/,
|
|---|
| 530 | int /*mode*/,
|
|---|
| 531 | int /*npt*/,
|
|---|
| 532 | DDXPointPtr /*pptInit*/
|
|---|
| 533 | );
|
|---|
| 534 |
|
|---|
| 535 | /* afbmisc.c */
|
|---|
| 536 |
|
|---|
| 537 | extern void afbQueryBestSize(
|
|---|
| 538 | int /*class*/,
|
|---|
| 539 | unsigned short * /*pwidth*/,
|
|---|
| 540 | unsigned short * /*pheight*/,
|
|---|
| 541 | ScreenPtr /*pScreen*/
|
|---|
| 542 | );
|
|---|
| 543 | /* afbpntarea.c */
|
|---|
| 544 |
|
|---|
| 545 | extern void afbSolidFillArea(
|
|---|
| 546 | DrawablePtr /*pDraw*/,
|
|---|
| 547 | int /*nbox*/,
|
|---|
| 548 | BoxPtr /*pbox*/,
|
|---|
| 549 | unsigned char * /*rrops*/
|
|---|
| 550 | );
|
|---|
| 551 |
|
|---|
| 552 | extern void afbStippleAreaPPW(
|
|---|
| 553 | DrawablePtr /*pDraw*/,
|
|---|
| 554 | int /*nbox*/,
|
|---|
| 555 | BoxPtr /*pbox*/,
|
|---|
| 556 | PixmapPtr /*pstipple*/,
|
|---|
| 557 | unsigned char * /*rrops*/
|
|---|
| 558 | );
|
|---|
| 559 | extern void afbStippleArea(
|
|---|
| 560 | DrawablePtr /*pDraw*/,
|
|---|
| 561 | int /*nbox*/,
|
|---|
| 562 | BoxPtr /*pbox*/,
|
|---|
| 563 | PixmapPtr /*pstipple*/,
|
|---|
| 564 | int /*xOff*/,
|
|---|
| 565 | int /*yOff*/,
|
|---|
| 566 | unsigned char * /*rrops*/
|
|---|
| 567 | );
|
|---|
| 568 | /* afbplygblt.c */
|
|---|
| 569 |
|
|---|
| 570 | extern void afbPolyGlyphBlt(
|
|---|
| 571 | DrawablePtr /*pDrawable*/,
|
|---|
| 572 | GCPtr /*pGC*/,
|
|---|
| 573 | int /*x*/,
|
|---|
| 574 | int /*y*/,
|
|---|
| 575 | unsigned int /*nglyph*/,
|
|---|
| 576 | CharInfoPtr * /*ppci*/,
|
|---|
| 577 | pointer /*pglyphBase*/
|
|---|
| 578 | );
|
|---|
| 579 |
|
|---|
| 580 | /* afbpixmap.c */
|
|---|
| 581 |
|
|---|
| 582 | extern PixmapPtr afbCreatePixmap(
|
|---|
| 583 | ScreenPtr /*pScreen*/,
|
|---|
| 584 | int /*width*/,
|
|---|
| 585 | int /*height*/,
|
|---|
| 586 | int /*depth*/
|
|---|
| 587 | );
|
|---|
| 588 |
|
|---|
| 589 | extern Bool afbDestroyPixmap(
|
|---|
| 590 | PixmapPtr /*pPixmap*/
|
|---|
| 591 | );
|
|---|
| 592 |
|
|---|
| 593 | extern PixmapPtr afbCopyPixmap(
|
|---|
| 594 | PixmapPtr /*pSrc*/
|
|---|
| 595 | );
|
|---|
| 596 |
|
|---|
| 597 | extern void afbPadPixmap(
|
|---|
| 598 | PixmapPtr /*pPixmap*/
|
|---|
| 599 | );
|
|---|
| 600 |
|
|---|
| 601 | extern void afbXRotatePixmap(
|
|---|
| 602 | PixmapPtr /*pPix*/,
|
|---|
| 603 | int /*rw*/
|
|---|
| 604 | );
|
|---|
| 605 |
|
|---|
| 606 | extern void afbYRotatePixmap(
|
|---|
| 607 | PixmapPtr /*pPix*/,
|
|---|
| 608 | int /*rh*/
|
|---|
| 609 | );
|
|---|
| 610 |
|
|---|
| 611 | extern void afbCopyRotatePixmap(
|
|---|
| 612 | PixmapPtr /*psrcPix*/,
|
|---|
| 613 | PixmapPtr * /*ppdstPix*/,
|
|---|
| 614 | int /*xrot*/,
|
|---|
| 615 | int /*yrot*/
|
|---|
| 616 | );
|
|---|
| 617 | extern void afbPaintWindow(
|
|---|
| 618 | WindowPtr /*pWin*/,
|
|---|
| 619 | RegionPtr /*pRegion*/,
|
|---|
| 620 | int /*what*/
|
|---|
| 621 | );
|
|---|
| 622 | /* afbpolypnt.c */
|
|---|
| 623 |
|
|---|
| 624 | extern void afbPolyPoint(
|
|---|
| 625 | DrawablePtr /*pDrawable*/,
|
|---|
| 626 | GCPtr /*pGC*/,
|
|---|
| 627 | int /*mode*/,
|
|---|
| 628 | int /*npt*/,
|
|---|
| 629 | xPoint * /*pptInit*/
|
|---|
| 630 | );
|
|---|
| 631 | /* afbpushpxl.c */
|
|---|
| 632 |
|
|---|
| 633 | extern void afbPushPixels(
|
|---|
| 634 | GCPtr /*pGC*/,
|
|---|
| 635 | PixmapPtr /*pBitMap*/,
|
|---|
| 636 | DrawablePtr /*pDrawable*/,
|
|---|
| 637 | int /*dx*/,
|
|---|
| 638 | int /*dy*/,
|
|---|
| 639 | int /*xOrg*/,
|
|---|
| 640 | int /*yOrg*/
|
|---|
| 641 | );
|
|---|
| 642 | /* afbscrclse.c */
|
|---|
| 643 |
|
|---|
| 644 | extern Bool afbCloseScreen(
|
|---|
| 645 | int /*index*/,
|
|---|
| 646 | ScreenPtr /*pScreen*/
|
|---|
| 647 | );
|
|---|
| 648 | /* afbscrinit.c */
|
|---|
| 649 |
|
|---|
| 650 | extern Bool afbAllocatePrivates(
|
|---|
| 651 | ScreenPtr /*pScreen*/,
|
|---|
| 652 | int * /*pWinIndex*/,
|
|---|
| 653 | int * /*pGCIndex*/
|
|---|
| 654 | );
|
|---|
| 655 |
|
|---|
| 656 | extern Bool afbScreenInit(
|
|---|
| 657 | ScreenPtr /*pScreen*/,
|
|---|
| 658 | pointer /*pbits*/,
|
|---|
| 659 | int /*xsize*/,
|
|---|
| 660 | int /*ysize*/,
|
|---|
| 661 | int /*dpix*/,
|
|---|
| 662 | int /*dpiy*/,
|
|---|
| 663 | int /*width*/
|
|---|
| 664 | );
|
|---|
| 665 |
|
|---|
| 666 | extern PixmapPtr afbGetWindowPixmap(
|
|---|
| 667 | WindowPtr /*pWin*/
|
|---|
| 668 | );
|
|---|
| 669 |
|
|---|
| 670 | extern void afbSetWindowPixmap(
|
|---|
| 671 | WindowPtr /*pWin*/,
|
|---|
| 672 | PixmapPtr /*pPix*/
|
|---|
| 673 | );
|
|---|
| 674 |
|
|---|
| 675 | /* afbseg.c */
|
|---|
| 676 |
|
|---|
| 677 | extern void afbSegmentSS(
|
|---|
| 678 | DrawablePtr /*pDrawable*/,
|
|---|
| 679 | GCPtr /*pGC*/,
|
|---|
| 680 | int /*nseg*/,
|
|---|
| 681 | xSegment * /*pSeg*/
|
|---|
| 682 | );
|
|---|
| 683 |
|
|---|
| 684 | extern void afbSegmentSD(
|
|---|
| 685 | DrawablePtr /*pDrawable*/,
|
|---|
| 686 | GCPtr /*pGC*/,
|
|---|
| 687 | int /*nseg*/,
|
|---|
| 688 | xSegment * /*pSeg*/
|
|---|
| 689 | );
|
|---|
| 690 | /* afbsetsp.c */
|
|---|
| 691 |
|
|---|
| 692 | extern void afbSetScanline(
|
|---|
| 693 | int /*y*/,
|
|---|
| 694 | int /*xOrigin*/,
|
|---|
| 695 | int /*xStart*/,
|
|---|
| 696 | int /*xEnd*/,
|
|---|
| 697 | PixelType * /*psrc*/,
|
|---|
| 698 | int /*alu*/,
|
|---|
| 699 | PixelType * /*pdstBase*/,
|
|---|
| 700 | int /*widthDst*/,
|
|---|
| 701 | int /*sizeDst*/,
|
|---|
| 702 | int /*depthDst*/,
|
|---|
| 703 | int /*sizeSrc*/
|
|---|
| 704 | );
|
|---|
| 705 |
|
|---|
| 706 | extern void afbSetSpans(
|
|---|
| 707 | DrawablePtr /*pDrawable*/,
|
|---|
| 708 | GCPtr /*pGC*/,
|
|---|
| 709 | char * /*psrc*/,
|
|---|
| 710 | DDXPointPtr /*ppt*/,
|
|---|
| 711 | int * /*pwidth*/,
|
|---|
| 712 | int /*nspans*/,
|
|---|
| 713 | int /*fSorted*/
|
|---|
| 714 | );
|
|---|
| 715 | /* afbtegblt.c */
|
|---|
| 716 |
|
|---|
| 717 | extern void afbTEGlyphBlt(
|
|---|
| 718 | DrawablePtr /*pDrawable*/,
|
|---|
| 719 | GCPtr/*pGC*/,
|
|---|
| 720 | int /*x*/,
|
|---|
| 721 | int /*y*/,
|
|---|
| 722 | unsigned int /*nglyph*/,
|
|---|
| 723 | CharInfoPtr * /*ppci*/,
|
|---|
| 724 | pointer /*pglyphBase*/
|
|---|
| 725 | );
|
|---|
| 726 | /* afbtileC.c */
|
|---|
| 727 |
|
|---|
| 728 | extern void afbTileAreaPPWCopy(
|
|---|
| 729 | DrawablePtr /*pDraw*/,
|
|---|
| 730 | int /*nbox*/,
|
|---|
| 731 | BoxPtr /*pbox*/,
|
|---|
| 732 | int /*alu*/,
|
|---|
| 733 | PixmapPtr /*ptile*/,
|
|---|
| 734 | unsigned long /*planemask*/
|
|---|
| 735 | );
|
|---|
| 736 | /* afbtileG.c */
|
|---|
| 737 |
|
|---|
| 738 | extern void afbTileAreaPPWGeneral(
|
|---|
| 739 | DrawablePtr /*pDraw*/,
|
|---|
| 740 | int /*nbox*/,
|
|---|
| 741 | BoxPtr /*pbox*/,
|
|---|
| 742 | int /*alu*/,
|
|---|
| 743 | PixmapPtr /*ptile*/,
|
|---|
| 744 | unsigned long /*planemask*/
|
|---|
| 745 | );
|
|---|
| 746 |
|
|---|
| 747 | extern void afbTileAreaCopy(
|
|---|
| 748 | DrawablePtr /*pDraw*/,
|
|---|
| 749 | int /*nbox*/,
|
|---|
| 750 | BoxPtr /*pbox*/,
|
|---|
| 751 | int /*alu*/,
|
|---|
| 752 | PixmapPtr /*ptile*/,
|
|---|
| 753 | int /*xOff*/,
|
|---|
| 754 | int /*yOff*/,
|
|---|
| 755 | unsigned long /*planemask*/
|
|---|
| 756 | );
|
|---|
| 757 | /* afbtileG.c */
|
|---|
| 758 |
|
|---|
| 759 | extern void afbTileAreaGeneral(
|
|---|
| 760 | DrawablePtr /*pDraw*/,
|
|---|
| 761 | int /*nbox*/,
|
|---|
| 762 | BoxPtr /*pbox*/,
|
|---|
| 763 | int /*alu*/,
|
|---|
| 764 | PixmapPtr /*ptile*/,
|
|---|
| 765 | int /*xOff*/,
|
|---|
| 766 | int /*yOff*/,
|
|---|
| 767 | unsigned long /*planemask*/
|
|---|
| 768 | );
|
|---|
| 769 |
|
|---|
| 770 | extern void afbOpaqueStippleAreaPPWCopy(
|
|---|
| 771 | DrawablePtr /*pDraw*/,
|
|---|
| 772 | int /*nbox*/,
|
|---|
| 773 | BoxPtr /*pbox*/,
|
|---|
| 774 | int /*alu*/,
|
|---|
| 775 | PixmapPtr /*ptile*/,
|
|---|
| 776 | unsigned char */*rropsOS*/,
|
|---|
| 777 | unsigned long /*planemask*/
|
|---|
| 778 | );
|
|---|
| 779 | /* afbtileG.c */
|
|---|
| 780 |
|
|---|
| 781 | extern void afbOpaqueStippleAreaPPWGeneral(
|
|---|
| 782 | DrawablePtr /*pDraw*/,
|
|---|
| 783 | int /*nbox*/,
|
|---|
| 784 | BoxPtr /*pbox*/,
|
|---|
| 785 | int /*alu*/,
|
|---|
| 786 | PixmapPtr /*ptile*/,
|
|---|
| 787 | unsigned char */*rropsOS*/,
|
|---|
| 788 | unsigned long /*planemask*/
|
|---|
| 789 | );
|
|---|
| 790 |
|
|---|
| 791 | extern void afbOpaqueStippleAreaCopy(
|
|---|
| 792 | DrawablePtr /*pDraw*/,
|
|---|
| 793 | int /*nbox*/,
|
|---|
| 794 | BoxPtr /*pbox*/,
|
|---|
| 795 | int /*alu*/,
|
|---|
| 796 | PixmapPtr /*ptile*/,
|
|---|
| 797 | int /*xOff*/,
|
|---|
| 798 | int /*yOff*/,
|
|---|
| 799 | unsigned char */*rropsOS*/,
|
|---|
| 800 | unsigned long /*planemask*/
|
|---|
| 801 | );
|
|---|
| 802 | /* afbtileG.c */
|
|---|
| 803 |
|
|---|
| 804 | extern void afbOpaqueStippleAreaGeneral(
|
|---|
| 805 | DrawablePtr /*pDraw*/,
|
|---|
| 806 | int /*nbox*/,
|
|---|
| 807 | BoxPtr /*pbox*/,
|
|---|
| 808 | int /*alu*/,
|
|---|
| 809 | PixmapPtr /*ptile*/,
|
|---|
| 810 | int /*xOff*/,
|
|---|
| 811 | int /*yOff*/,
|
|---|
| 812 | unsigned char */*rropsOS*/,
|
|---|
| 813 | unsigned long /*planemask*/
|
|---|
| 814 | );
|
|---|
| 815 |
|
|---|
| 816 | /* afbwindow.c */
|
|---|
| 817 |
|
|---|
| 818 | extern Bool afbCreateWindow(
|
|---|
| 819 | WindowPtr /*pWin*/
|
|---|
| 820 | );
|
|---|
| 821 |
|
|---|
| 822 | extern Bool afbDestroyWindow(
|
|---|
| 823 | WindowPtr /*pWin*/
|
|---|
| 824 | );
|
|---|
| 825 |
|
|---|
| 826 | extern Bool afbMapWindow(
|
|---|
| 827 | WindowPtr /*pWindow*/
|
|---|
| 828 | );
|
|---|
| 829 |
|
|---|
| 830 | extern Bool afbPositionWindow(
|
|---|
| 831 | WindowPtr /*pWin*/,
|
|---|
| 832 | int /*x*/,
|
|---|
| 833 | int /*y*/
|
|---|
| 834 | );
|
|---|
| 835 |
|
|---|
| 836 | extern Bool afbUnmapWindow(
|
|---|
| 837 | WindowPtr /*pWindow*/
|
|---|
| 838 | );
|
|---|
| 839 |
|
|---|
| 840 | extern void afbCopyWindow(
|
|---|
| 841 | WindowPtr /*pWin*/,
|
|---|
| 842 | DDXPointRec /*ptOldOrg*/,
|
|---|
| 843 | RegionPtr /*prgnSrc*/
|
|---|
| 844 | );
|
|---|
| 845 |
|
|---|
| 846 | extern Bool afbChangeWindowAttributes(
|
|---|
| 847 | WindowPtr /*pWin*/,
|
|---|
| 848 | unsigned long /*mask*/
|
|---|
| 849 | );
|
|---|
| 850 | /* afbzerarc.c */
|
|---|
| 851 |
|
|---|
| 852 | extern void afbZeroPolyArcSS(
|
|---|
| 853 | DrawablePtr /*pDraw*/,
|
|---|
| 854 | GCPtr /*pGC*/,
|
|---|
| 855 | int /*narcs*/,
|
|---|
| 856 | xArc * /*parcs*/
|
|---|
| 857 | );
|
|---|
| 858 |
|
|---|
| 859 | /*
|
|---|
| 860 | private field of pixmap
|
|---|
| 861 | pixmap.devPrivate = (PixelType *)pointer_to_bits
|
|---|
| 862 | pixmap.devKind = width_of_pixmap_in_bytes
|
|---|
| 863 |
|
|---|
| 864 | private field of screen
|
|---|
| 865 | a pixmap, for which we allocate storage. devPrivate is a pointer to
|
|---|
| 866 | the bits in the hardware framebuffer. note that devKind can be poked to
|
|---|
| 867 | make the code work for framebuffers that are wider than their
|
|---|
| 868 | displayable screen (e.g. the early vsII, which displayed 960 pixels
|
|---|
| 869 | across, but was 1024 in the hardware.)
|
|---|
| 870 |
|
|---|
| 871 | private field of GC
|
|---|
| 872 | */
|
|---|
| 873 |
|
|---|
| 874 | typedef struct {
|
|---|
| 875 | unsigned char rrops[AFB_MAX_DEPTH]; /* reduction of rasterop to 1 of 3 */
|
|---|
| 876 | unsigned char rropOS[AFB_MAX_DEPTH]; /* rop for opaque stipple */
|
|---|
| 877 | } afbPrivGC;
|
|---|
| 878 | typedef afbPrivGC *afbPrivGCPtr;
|
|---|
| 879 |
|
|---|
| 880 | extern int afbGCPrivateIndex; /* index into GC private array */
|
|---|
| 881 | extern int afbWindowPrivateIndex; /* index into Window private array */
|
|---|
| 882 | #ifdef PIXMAP_PER_WINDOW
|
|---|
| 883 | extern int frameWindowPrivateIndex; /* index into Window private array */
|
|---|
| 884 | #endif
|
|---|
| 885 |
|
|---|
| 886 | #define afbGetGCPrivate(pGC) \
|
|---|
| 887 | ((afbPrivGC *)((pGC)->devPrivates[afbGCPrivateIndex].ptr))
|
|---|
| 888 |
|
|---|
| 889 | /* private field of window */
|
|---|
| 890 | typedef struct {
|
|---|
| 891 | unsigned char fastBorder; /* non-zero if border tile is 32 bits wide */
|
|---|
| 892 | unsigned char fastBackground;
|
|---|
| 893 | unsigned short unused; /* pad for alignment with Sun compiler */
|
|---|
| 894 | DDXPointRec oldRotate;
|
|---|
| 895 | PixmapPtr pRotatedBackground;
|
|---|
| 896 | PixmapPtr pRotatedBorder;
|
|---|
| 897 | } afbPrivWin;
|
|---|
| 898 |
|
|---|
| 899 | /* Common macros for extracting drawing information */
|
|---|
| 900 |
|
|---|
| 901 | #define afbGetTypedWidth(pDrawable,wtype)( \
|
|---|
| 902 | (((pDrawable)->type == DRAWABLE_WINDOW) ? \
|
|---|
| 903 | (int)(((PixmapPtr)((pDrawable)->pScreen->devPrivates[afbScreenPrivateIndex].ptr))->devKind) : \
|
|---|
| 904 | (int)(((PixmapPtr)pDrawable)->devKind)) / sizeof (wtype))
|
|---|
| 905 |
|
|---|
| 906 | #define afbGetByteWidth(pDrawable) afbGetTypedWidth(pDrawable, unsigned char)
|
|---|
| 907 |
|
|---|
| 908 | #define afbGetPixelWidth(pDrawable) afbGetTypedWidth(pDrawable, PixelType)
|
|---|
| 909 |
|
|---|
| 910 | #define afbGetTypedWidthAndPointer(pDrawable, width, pointer, wtype, ptype) {\
|
|---|
| 911 | PixmapPtr _pPix; \
|
|---|
| 912 | if ((pDrawable)->type == DRAWABLE_WINDOW) \
|
|---|
| 913 | _pPix = (PixmapPtr)(pDrawable)->pScreen->devPrivates[afbScreenPrivateIndex].ptr; \
|
|---|
| 914 | else \
|
|---|
| 915 | _pPix = (PixmapPtr)(pDrawable); \
|
|---|
| 916 | (pointer) = (ptype *) _pPix->devPrivate.ptr; \
|
|---|
| 917 | (width) = ((int) _pPix->devKind) / sizeof (wtype); \
|
|---|
| 918 | }
|
|---|
| 919 |
|
|---|
| 920 | #define afbGetPixelWidthSizeDepthAndPointer(pDrawable, width, size, dep, pointer) {\
|
|---|
| 921 | PixmapPtr _pPix; \
|
|---|
| 922 | if ((pDrawable)->type == DRAWABLE_WINDOW) \
|
|---|
| 923 | _pPix = (PixmapPtr)(pDrawable)->pScreen->devPrivates[afbScreenPrivateIndex].ptr; \
|
|---|
| 924 | else \
|
|---|
| 925 | _pPix = (PixmapPtr)(pDrawable); \
|
|---|
| 926 | (pointer) = (PixelType *)_pPix->devPrivate.ptr; \
|
|---|
| 927 | (width) = ((int)_pPix->devKind) / sizeof (PixelType); \
|
|---|
| 928 | (size) = (width) * _pPix->drawable.height; \
|
|---|
| 929 | (dep) = _pPix->drawable.depth; (void)(dep); \
|
|---|
| 930 | }
|
|---|
| 931 |
|
|---|
| 932 | #define afbGetByteWidthAndPointer(pDrawable, width, pointer) \
|
|---|
| 933 | afbGetTypedWidthAndPointer(pDrawable, width, pointer, unsigned char, unsigned char)
|
|---|
| 934 |
|
|---|
| 935 | #define afbGetPixelWidthAndPointer(pDrawable, width, pointer) \
|
|---|
| 936 | afbGetTypedWidthAndPointer(pDrawable, width, pointer, PixelType, PixelType)
|
|---|
| 937 |
|
|---|
| 938 | #define afbGetWindowTypedWidthAndPointer(pWin, width, pointer, wtype, ptype) {\
|
|---|
| 939 | PixmapPtr _pPix = (PixmapPtr)(pWin)->drawable.pScreen->devPrivates[afbScreenPrivateIndex].ptr; \
|
|---|
| 940 | (pointer) = (ptype *) _pPix->devPrivate.ptr; \
|
|---|
| 941 | (width) = ((int) _pPix->devKind) / sizeof (wtype); \
|
|---|
| 942 | }
|
|---|
| 943 |
|
|---|
| 944 | #define afbGetWindowPixelWidthAndPointer(pWin, width, pointer) \
|
|---|
| 945 | afbGetWindowTypedWidthAndPointer(pWin, width, pointer, PixelType, PixelType)
|
|---|
| 946 |
|
|---|
| 947 | #define afbGetWindowByteWidthAndPointer(pWin, width, pointer) \
|
|---|
| 948 | afbGetWindowTypedWidthAndPointer(pWin, width, pointer, char, char)
|
|---|
| 949 |
|
|---|
| 950 | /* afb uses the following macros to calculate addresses in drawables.
|
|---|
| 951 | * To support banked framebuffers, the macros come in four flavors.
|
|---|
| 952 | * All four collapse into the same definition on unbanked devices.
|
|---|
| 953 | *
|
|---|
| 954 | * afbScanlineFoo - calculate address and do bank switching
|
|---|
| 955 | * afbScanlineFooNoBankSwitch - calculate address, don't bank switch
|
|---|
| 956 | * afbScanlineFooSrc - calculate address, switch source bank
|
|---|
| 957 | * afbScanlineFooDst - calculate address, switch destination bank
|
|---|
| 958 | */
|
|---|
| 959 |
|
|---|
| 960 | /* The NoBankSwitch versions are the same for banked and unbanked cases */
|
|---|
| 961 |
|
|---|
| 962 | #define afbScanlineIncNoBankSwitch(_ptr, _off) _ptr += (_off)
|
|---|
| 963 | #define afbScanlineOffsetNoBankSwitch(_ptr, _off) ((_ptr) + (_off))
|
|---|
| 964 | #define afbScanlineDeltaNoBankSwitch(_ptr, _y, _w) \
|
|---|
| 965 | afbScanlineOffsetNoBankSwitch(_ptr, (_y) * (_w))
|
|---|
| 966 | #define afbScanlineNoBankSwitch(_ptr, _x, _y, _w) \
|
|---|
| 967 | afbScanlineOffsetNoBankSwitch(_ptr, (_y) * (_w) + ((_x) >> MFB_PWSH))
|
|---|
| 968 |
|
|---|
| 969 | #ifdef MFB_LINE_BANK
|
|---|
| 970 |
|
|---|
| 971 | #include "afblinebank.h" /* get macro definitions from this file */
|
|---|
| 972 |
|
|---|
| 973 | #else /* !MFB_LINE_BANK - unbanked case */
|
|---|
| 974 |
|
|---|
| 975 | #define afbScanlineInc(_ptr, _off) afbScanlineIncNoBankSwitch(_ptr, _off)
|
|---|
| 976 | #define afbScanlineIncSrc(_ptr, _off) afbScanlineInc(_ptr, _off)
|
|---|
| 977 | #define afbScanlineIncDst(_ptr, _off) afbScanlineInc(_ptr, _off)
|
|---|
| 978 |
|
|---|
| 979 | #define afbScanlineOffset(_ptr, _off) afbScanlineOffsetNoBankSwitch(_ptr, _off)
|
|---|
| 980 | #define afbScanlineOffsetSrc(_ptr, _off) afbScanlineOffset(_ptr, _off)
|
|---|
| 981 | #define afbScanlineOffsetDst(_ptr, _off) afbScanlineOffset(_ptr, _off)
|
|---|
| 982 |
|
|---|
| 983 | #define afbScanlineSrc(_ptr, _x, _y, _w) afbScanline(_ptr, _x, _y, _w)
|
|---|
| 984 | #define afbScanlineDst(_ptr, _x, _y, _w) afbScanline(_ptr, _x, _y, _w)
|
|---|
| 985 |
|
|---|
| 986 | #define afbScanlineDeltaSrc(_ptr, _y, _w) afbScanlineDelta(_ptr, _y, _w)
|
|---|
| 987 | #define afbScanlineDeltaDst(_ptr, _y, _w) afbScanlineDelta(_ptr, _y, _w)
|
|---|
| 988 |
|
|---|
| 989 | #endif /* MFB_LINE_BANK */
|
|---|
| 990 |
|
|---|
| 991 | #define afbScanlineDelta(_ptr, _y, _w) \
|
|---|
| 992 | afbScanlineOffset(_ptr, (_y) * (_w))
|
|---|
| 993 |
|
|---|
| 994 | #define afbScanline(_ptr, _x, _y, _w) \
|
|---|
| 995 | afbScanlineOffset(_ptr, (_y) * (_w) + ((_x) >> MFB_PWSH))
|
|---|
| 996 |
|
|---|
| 997 | /* precomputed information about each glyph for GlyphBlt code.
|
|---|
| 998 | this saves recalculating the per glyph information for each box.
|
|---|
| 999 | */
|
|---|
| 1000 |
|
|---|
| 1001 | typedef struct _afbpos{
|
|---|
| 1002 | int xpos; /* xposition of glyph's origin */
|
|---|
| 1003 | int xchar; /* x position mod 32 */
|
|---|
| 1004 | int leftEdge;
|
|---|
| 1005 | int rightEdge;
|
|---|
| 1006 | int topEdge;
|
|---|
| 1007 | int bottomEdge;
|
|---|
| 1008 | PixelType *pdstBase; /* longword with character origin */
|
|---|
| 1009 | int widthGlyph; /* width in bytes of this glyph */
|
|---|
| 1010 | } afbTEXTPOS;
|
|---|
| 1011 |
|
|---|
| 1012 | /* reduced raster ops for afb */
|
|---|
| 1013 | #define RROP_BLACK GXclear
|
|---|
| 1014 | #define RROP_WHITE GXset
|
|---|
| 1015 | #define RROP_NOP GXnoop
|
|---|
| 1016 | #define RROP_INVERT GXinvert
|
|---|
| 1017 | #define RROP_COPY GXcopy
|
|---|
| 1018 |
|
|---|
| 1019 | /* macros for afbbitblt.c, afbfillsp.c
|
|---|
| 1020 | these let the code do one switch on the rop per call, rather
|
|---|
| 1021 | than a switch on the rop per item (span or rectangle.)
|
|---|
| 1022 | */
|
|---|
| 1023 |
|
|---|
| 1024 | #define fnCLEAR(src, dst) (0)
|
|---|
| 1025 | #define fnAND(src, dst) (src & dst)
|
|---|
| 1026 | #define fnANDREVERSE(src, dst) (src & ~dst)
|
|---|
| 1027 | #define fnCOPY(src, dst) (src)
|
|---|
| 1028 | #define fnANDINVERTED(src, dst) (~src & dst)
|
|---|
| 1029 | #define fnNOOP(src, dst) (dst)
|
|---|
| 1030 | #define fnXOR(src, dst) (src ^ dst)
|
|---|
| 1031 | #define fnOR(src, dst) (src | dst)
|
|---|
| 1032 | #define fnNOR(src, dst) (~(src | dst))
|
|---|
| 1033 | #define fnEQUIV(src, dst) (~src ^ dst)
|
|---|
| 1034 | #define fnINVERT(src, dst) (~dst)
|
|---|
| 1035 | #define fnORREVERSE(src, dst) (src | ~dst)
|
|---|
| 1036 | #define fnCOPYINVERTED(src, dst) (~src)
|
|---|
| 1037 | #define fnORINVERTED(src, dst) (~src | dst)
|
|---|
| 1038 | #define fnNAND(src, dst) (~(src & dst))
|
|---|
| 1039 | #undef fnSET
|
|---|
| 1040 | #define fnSET(src, dst) (~0)
|
|---|
| 1041 |
|
|---|
| 1042 | /* Using a "switch" statement is much faster in most cases
|
|---|
| 1043 | * since the compiler can do a look-up table or multi-way branch
|
|---|
| 1044 | * instruction, depending on the architecture. The result on
|
|---|
| 1045 | * A Sun 3/50 is at least 2.5 times faster, assuming a uniform
|
|---|
| 1046 | * distribution of RasterOp operation types.
|
|---|
| 1047 | *
|
|---|
| 1048 | * However, doing some profiling on a running system reveals
|
|---|
| 1049 | * GXcopy is the operation over 99.5% of the time and
|
|---|
| 1050 | * GXxor is the next most frequent (about .4%), so we make special
|
|---|
| 1051 | * checks for those first.
|
|---|
| 1052 | *
|
|---|
| 1053 | * Note that this requires a change to the "calling sequence"
|
|---|
| 1054 | * since we can't engineer a "switch" statement to have an lvalue.
|
|---|
| 1055 | */
|
|---|
| 1056 | #undef DoRop
|
|---|
| 1057 | #define DoRop(result, alu, src, dst) \
|
|---|
| 1058 | { \
|
|---|
| 1059 | if (alu == GXcopy) \
|
|---|
| 1060 | result = fnCOPY (src, dst); \
|
|---|
| 1061 | else if (alu == GXxor) \
|
|---|
| 1062 | result = fnXOR (src, dst); \
|
|---|
| 1063 | else \
|
|---|
| 1064 | switch (alu) { \
|
|---|
| 1065 | case GXclear: \
|
|---|
| 1066 | result = fnCLEAR (src, dst); \
|
|---|
| 1067 | break; \
|
|---|
| 1068 | case GXand: \
|
|---|
| 1069 | result = fnAND (src, dst); \
|
|---|
| 1070 | break; \
|
|---|
| 1071 | case GXandReverse: \
|
|---|
| 1072 | result = fnANDREVERSE (src, dst); \
|
|---|
| 1073 | break; \
|
|---|
| 1074 | case GXandInverted: \
|
|---|
| 1075 | result = fnANDINVERTED (src, dst); \
|
|---|
| 1076 | break; \
|
|---|
| 1077 | default: \
|
|---|
| 1078 | case GXnoop: \
|
|---|
| 1079 | result = fnNOOP (src, dst); \
|
|---|
| 1080 | break; \
|
|---|
| 1081 | case GXor: \
|
|---|
| 1082 | result = fnOR (src, dst); \
|
|---|
| 1083 | break; \
|
|---|
| 1084 | case GXnor: \
|
|---|
| 1085 | result = fnNOR (src, dst); \
|
|---|
| 1086 | break; \
|
|---|
| 1087 | case GXequiv: \
|
|---|
| 1088 | result = fnEQUIV (src, dst); \
|
|---|
| 1089 | break; \
|
|---|
| 1090 | case GXinvert: \
|
|---|
| 1091 | result = fnINVERT (src, dst); \
|
|---|
| 1092 | break; \
|
|---|
| 1093 | case GXorReverse: \
|
|---|
| 1094 | result = fnORREVERSE (src, dst); \
|
|---|
| 1095 | break; \
|
|---|
| 1096 | case GXcopyInverted: \
|
|---|
| 1097 | result = fnCOPYINVERTED (src, dst); \
|
|---|
| 1098 | break; \
|
|---|
| 1099 | case GXorInverted: \
|
|---|
| 1100 | result = fnORINVERTED (src, dst); \
|
|---|
| 1101 | break; \
|
|---|
| 1102 | case GXnand: \
|
|---|
| 1103 | result = fnNAND (src, dst); \
|
|---|
| 1104 | break; \
|
|---|
| 1105 | case GXset: \
|
|---|
| 1106 | result = fnSET (src, dst); \
|
|---|
| 1107 | break; \
|
|---|
| 1108 | } \
|
|---|
| 1109 | }
|
|---|
| 1110 |
|
|---|
| 1111 |
|
|---|
| 1112 | /* C expression fragments for various operations. These get passed in
|
|---|
| 1113 | * as -D's on the compile command line. See afb/Imakefile. This
|
|---|
| 1114 | * fixes XBUG 6319.
|
|---|
| 1115 | *
|
|---|
| 1116 | * This seems like a good place to point out that afb's use of the
|
|---|
| 1117 | * words black and white is an unfortunate misnomer. In afb code, black
|
|---|
| 1118 | * means zero, and white means one.
|
|---|
| 1119 | */
|
|---|
| 1120 | #define MFB_OPEQ_WHITE |=
|
|---|
| 1121 | #define MFB_OPEQ_BLACK &=~
|
|---|
| 1122 | #define MFB_OPEQ_INVERT ^=
|
|---|
| 1123 | #define MFB_EQWHOLEWORD_WHITE =~0
|
|---|
| 1124 | #define MFB_EQWHOLEWORD_BLACK =0
|
|---|
| 1125 | #define MFB_EQWHOLEWORD_INVERT ^=~0
|
|---|
| 1126 | #define MFB_OP_WHITE /* nothing */
|
|---|
| 1127 | #define MFB_OP_BLACK ~
|
|---|
| 1128 |
|
|---|
| 1129 | #ifdef XFree86LOADER
|
|---|
| 1130 | #include "xf86_ansic.h"
|
|---|
| 1131 | #endif
|
|---|
| 1132 |
|
|---|
