| 1 | /* $XFree86: xc/programs/Xserver/ilbm/ilbm.h,v 3.2 1998/04/05 16:42:23 robin 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: ilbm.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 | /* Modified jun 95 by Geert Uytterhoeven ([email protected])
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| 56 | to use interleaved bitplanes instead of normal bitplanes */
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| 57 |
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| 58 | #ifdef HAVE_DIX_CONFIG_H
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| 59 | #include <dix-config.h>
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| 60 | #endif
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| 61 |
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| 62 | #include "pixmap.h"
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| 63 | #include "region.h"
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| 64 | #include "gc.h"
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| 65 | #include "colormap.h"
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| 66 | #include "miscstruct.h"
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| 67 | #include "mibstore.h"
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| 68 |
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| 69 | extern int ilbmInverseAlu[];
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| 70 | extern int ilbmScreenPrivateIndex;
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| 71 | /* warning: PixelType definition duplicated in maskbits.h */
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| 72 | #ifndef PixelType
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| 73 | #define PixelType unsigned long
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| 74 | #endif /* PixelType */
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| 75 |
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| 76 | #define AFB_MAX_DEPTH 8
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| 77 |
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| 78 | /* ilbmbitblt.c */
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| 79 |
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| 80 | extern void ilbmDoBitblt(
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| 81 | DrawablePtr /*pSrc*/,
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| 82 | DrawablePtr /*pDst*/,
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| 83 | int /*alu*/,
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| 84 | RegionPtr /*prgnDst*/,
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| 85 | DDXPointPtr /*pptSrc*/,
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| 86 | unsigned long /*planemask*/
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| 87 | );
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| 88 |
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| 89 | extern RegionPtr ilbmBitBlt(
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| 90 | DrawablePtr /*pSrc*/,
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| 91 | DrawablePtr /*pDst*/,
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| 92 | GCPtr /*pGC*/,
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| 93 | int /*srcx*/,
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| 94 | int /*srcy*/,
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| 95 | int /*width*/,
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| 96 | int /*height*/,
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| 97 | int /*dstx*/,
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| 98 | int /*dsty*/,
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| 99 | void (*doBitBlt)(),
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| 100 | unsigned long /*planemask*/
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| 101 | );
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| 102 |
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| 103 | extern RegionPtr ilbmCopyArea(
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| 104 | DrawablePtr /*pSrcDrawable*/,
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| 105 | DrawablePtr /*pDstDrawable*/,
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| 106 | GCPtr/*pGC*/,
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| 107 | int /*srcx*/,
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| 108 | int /*srcy*/,
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| 109 | int /*width*/,
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| 110 | int /*height*/,
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| 111 | int /*dstx*/,
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| 112 | int /*dsty*/
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| 113 | );
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| 114 |
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| 115 | extern RegionPtr ilbmCopyPlane(
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| 116 | DrawablePtr /*pSrcDrawable*/,
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| 117 | DrawablePtr /*pDstDrawable*/,
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| 118 | GCPtr/*pGC*/,
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| 119 | int /*srcx*/,
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| 120 | int /*srcy*/,
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| 121 | int /*width*/,
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| 122 | int /*height*/,
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| 123 | int /*dstx*/,
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| 124 | int /*dsty*/,
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| 125 | unsigned long /*plane*/
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| 126 | );
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| 127 |
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| 128 | extern void ilbmCopy1ToN(
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| 129 | DrawablePtr /*pSrc*/,
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| 130 | DrawablePtr /*pDst*/,
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| 131 | int /*alu*/,
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| 132 | RegionPtr /*prgnDst*/,
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| 133 | DDXPointPtr /*pptSrc*/,
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| 134 | unsigned long /*planemask*/
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| 135 | );
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| 136 | /* ilbmbltC.c */
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| 137 |
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| 138 | extern void ilbmDoBitbltCopy(
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| 139 | DrawablePtr /*pSrc*/,
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| 140 | DrawablePtr /*pDst*/,
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| 141 | int /*alu*/,
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| 142 | RegionPtr /*prgnDst*/,
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| 143 | DDXPointPtr /*pptSrc*/,
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| 144 | unsigned long /*planemask*/
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| 145 | );
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| 146 | /* ilbmbltCI.c */
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| 147 |
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| 148 | extern void ilbmDoBitbltCopyInverted(
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| 149 | DrawablePtr /*pSrc*/,
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| 150 | DrawablePtr /*pDst*/,
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| 151 | int /*alu*/,
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| 152 | RegionPtr /*prgnDst*/,
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| 153 | DDXPointPtr /*pptSrc*/,
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| 154 | unsigned long /*planemask*/
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| 155 | );
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| 156 | /* ilbmbltG.c */
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| 157 |
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| 158 | extern void ilbmDoBitbltGeneral(
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| 159 | DrawablePtr /*pSrc*/,
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| 160 | DrawablePtr /*pDst*/,
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| 161 | int /*alu*/,
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| 162 | RegionPtr /*prgnDst*/,
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| 163 | DDXPointPtr /*pptSrc*/,
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| 164 | unsigned long /*planemask*/
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| 165 | );
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| 166 | /* ilbmbltO.c */
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| 167 |
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| 168 | extern void ilbmDoBitbltOr(
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| 169 | DrawablePtr /*pSrc*/,
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| 170 | DrawablePtr /*pDst*/,
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| 171 | int /*alu*/,
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| 172 | RegionPtr /*prgnDst*/,
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| 173 | DDXPointPtr /*pptSrc*/,
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| 174 | unsigned long /*planemask*/
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| 175 | );
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| 176 | /* ilbmbltX.c */
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| 177 |
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| 178 | extern void ilbmDoBitbltXor(
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| 179 | DrawablePtr /*pSrc*/,
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| 180 | DrawablePtr /*pDst*/,
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| 181 | int /*alu*/,
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| 182 | RegionPtr /*prgnDst*/,
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| 183 | DDXPointPtr /*pptSrc*/,
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| 184 | unsigned long /*planemask*/
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| 185 | );
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| 186 | /* ilbmbres.c */
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| 187 |
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| 188 | extern void ilbmBresS(
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| 189 | PixelType * /*addrl*/,
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| 190 | int /*nlwidth*/,
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| 191 | int /*sizeDst*/,
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| 192 | int /*depthDst*/,
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| 193 | int /*signdx*/,
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| 194 | int /*signdy*/,
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| 195 | int /*axis*/,
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| 196 | int /*x1*/,
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| 197 | int /*y1*/,
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| 198 | int /*e*/,
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| 199 | int /*e1*/,
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| 200 | int /*e2*/,
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| 201 | int /*len*/,
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| 202 | unsigned char * /*rrops*/
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| 203 | );
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| 204 | /* ilbmbresd.c */
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| 205 |
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| 206 | extern void ilbmBresD(
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| 207 | int * /*pdashIndex*/,
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| 208 | unsigned char * /*pDash*/,
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| 209 | int /*numInDashList*/,
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| 210 | int * /*pdashOffset*/,
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| 211 | int /*isDoubleDash*/,
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| 212 | PixelType * /*addrl*/,
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| 213 | int /*nlwidth*/,
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| 214 | int /*sizeDst*/,
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| 215 | int /*depthDst*/,
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| 216 | int /*signdx*/,
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| 217 | int /*signdy*/,
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| 218 | int /*axis*/,
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| 219 | int /*x1*/,
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| 220 | int /*y1*/,
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| 221 | int /*e*/,
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| 222 | int /*e1*/,
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| 223 | int /*e2*/,
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| 224 | int /*len*/,
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| 225 | unsigned char * /*rrops*/,
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| 226 | unsigned char * /*bgrrops*/
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| 227 | );
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| 228 | /* ilbmbstore.c */
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| 229 |
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| 230 | extern void ilbmSaveAreas(
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| 231 | PixmapPtr /*pPixmap*/,
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| 232 | RegionPtr /*prgnSave*/,
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| 233 | int /*xorg*/,
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| 234 | int /*yorg*/,
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| 235 | WindowPtr /*pWin*/
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| 236 | );
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| 237 |
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| 238 | extern void ilbmRestoreAreas(
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| 239 | PixmapPtr /*pPixmap*/,
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| 240 | RegionPtr /*prgnRestore*/,
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| 241 | int /*xorg*/,
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| 242 | int /*yorg*/,
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| 243 | WindowPtr /*pWin*/
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| 244 | );
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| 245 | /* ilbmclip.c */
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| 246 |
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| 247 | extern RegionPtr ilbmPixmapToRegion(
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| 248 | PixmapPtr /*pPix*/
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| 249 | );
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| 250 |
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| 251 | /* ilbmcmap.c */
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| 252 |
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| 253 | extern Bool ilbmInitializeColormap(
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| 254 | ColormapPtr /*pmap*/
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| 255 | );
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| 256 |
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| 257 | extern void ilbmResolveColor(
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| 258 | unsigned short * /*pred*/,
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| 259 | unsigned short * /*pgreen*/,
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| 260 | unsigned short * /*pblue*/,
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| 261 | VisualPtr /*pVisual*/
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| 262 | );
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| 263 |
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| 264 | extern Bool ilbmSetVisualTypes(
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| 265 | int /*depth*/,
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| 266 | int /*visuals*/,
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| 267 | int /*bitsPerRGB*/
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| 268 | );
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| 269 |
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| 270 | /* ilbmfillarc.c */
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| 271 |
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| 272 | extern void ilbmPolyFillArcSolid(
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| 273 | DrawablePtr /*pDraw*/,
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| 274 | GCPtr /*pGC*/,
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| 275 | int /*narcs*/,
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| 276 | xArc * /*parcs*/
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| 277 | );
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| 278 | /* ilbmfillrct.c */
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| 279 |
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| 280 | extern void ilbmPolyFillRect(
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| 281 | DrawablePtr /*pDrawable*/,
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| 282 | GCPtr /*pGC*/,
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| 283 | int /*nrectFill*/,
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| 284 | xRectangle * /*prectInit*/
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| 285 | );
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| 286 |
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| 287 | /* ilbmply1rct.c */
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| 288 | extern void ilbmFillPolygonSolid(
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| 289 | DrawablePtr /*pDrawable*/,
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| 290 | GCPtr /*pGC*/,
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| 291 | int /*mode*/,
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| 292 | int /*shape*/,
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| 293 | int /*count*/,
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| 294 | DDXPointPtr /*ptsIn*/
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| 295 | );
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| 296 |
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| 297 | /* ilbmfillsp.c */
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| 298 |
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| 299 | extern void ilbmSolidFS(
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| 300 | DrawablePtr /*pDrawable*/,
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| 301 | GCPtr /*pGC*/,
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| 302 | int /*nInit*/,
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| 303 | DDXPointPtr /*pptInit*/,
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| 304 | int * /*pwidthInit*/,
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| 305 | int /*fSorted*/
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| 306 | );
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| 307 |
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| 308 | extern void ilbmStippleFS(
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| 309 | DrawablePtr /*pDrawable*/,
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| 310 | GCPtr/*pGC*/,
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| 311 | int /*nInit*/,
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| 312 | DDXPointPtr /*pptInit*/,
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| 313 | int * /*pwidthInit*/,
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| 314 | int /*fSorted*/
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| 315 | );
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| 316 |
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| 317 | extern void ilbmTileFS(
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| 318 | DrawablePtr /*pDrawable*/,
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| 319 | GCPtr/*pGC*/,
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| 320 | int /*nInit*/,
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| 321 | DDXPointPtr /*pptInit*/,
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| 322 | int * /*pwidthInit*/,
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| 323 | int /*fSorted*/
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| 324 | );
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| 325 |
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| 326 | extern void ilbmUnnaturalTileFS(
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| 327 | DrawablePtr /*pDrawable*/,
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| 328 | GCPtr/*pGC*/,
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| 329 | int /*nInit*/,
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| 330 | DDXPointPtr /*pptInit*/,
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| 331 | int * /*pwidthInit*/,
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| 332 | int /*fSorted*/
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| 333 | );
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| 334 |
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| 335 | extern void ilbmUnnaturalStippleFS(
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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 ilbmOpaqueStippleFS(
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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 ilbmUnnaturalOpaqueStippleFS(
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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 | /* ilbmfont.c */
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| 363 |
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| 364 | extern Bool ilbmRealizeFont(
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| 365 | ScreenPtr /*pscr*/,
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| 366 | FontPtr /*pFont*/
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| 367 | );
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| 368 |
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| 369 | extern Bool ilbmUnrealizeFont(
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| 370 | ScreenPtr /*pscr*/,
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| 371 | FontPtr /*pFont*/
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| 372 | );
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| 373 | /* ilbmgc.c */
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| 374 |
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| 375 | extern Bool ilbmCreateGC(
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| 376 | GCPtr /*pGC*/
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| 377 | );
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| 378 |
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| 379 | extern void ilbmValidateGC(
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| 380 | GCPtr /*pGC*/,
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| 381 | unsigned long /*changes*/,
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| 382 | DrawablePtr /*pDrawable*/
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| 383 | );
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| 384 |
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| 385 | extern void ilbmDestroyGC(
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| 386 | GCPtr /*pGC*/
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| 387 | );
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| 388 |
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| 389 | extern void ilbmReduceRop(
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| 390 | int /*alu*/,
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| 391 | Pixel /*src*/,
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| 392 | unsigned long /*planemask*/,
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| 393 | int /*depth*/,
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| 394 | unsigned char * /*rrops*/
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| 395 | );
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| 396 |
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| 397 | extern void ilbmReduceOpaqueStipple (
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| 398 | Pixel /*fg*/,
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| 399 | Pixel /*bg*/,
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| 400 | unsigned long /*planemask*/,
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| 401 | int /*depth*/,
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| 402 | unsigned char * /*rrops*/
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| 403 | );
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| 404 |
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| 405 | extern void ilbmComputeCompositeClip(
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| 406 | GCPtr /*pGC*/,
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| 407 | DrawablePtr /*pDrawable*/
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| 408 | );
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| 409 |
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| 410 | /* ilbmgetsp.c */
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| 411 |
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| 412 | extern void ilbmGetSpans(
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| 413 | DrawablePtr /*pDrawable*/,
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| 414 | int /*wMax*/,
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| 415 | DDXPointPtr /*ppt*/,
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| 416 | int * /*pwidth*/,
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| 417 | int /*nspans*/,
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| 418 | char * /*pdstStart*/
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| 419 | );
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| 420 | /* ilbmhrzvert.c */
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| 421 |
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| 422 | extern int ilbmHorzS(
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| 423 | PixelType * /*addrl*/,
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| 424 | int /*nlwidth*/,
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| 425 | int /*sizeDst*/,
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| 426 | int /*depthDst*/,
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| 427 | int /*x1*/,
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| 428 | int /*y1*/,
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| 429 | int /*len*/,
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| 430 | unsigned char * /*rrops*/
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| 431 | );
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| 432 |
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| 433 | extern int ilbmVertS(
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| 434 | PixelType * /*addrl*/,
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| 435 | int /*nlwidth*/,
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| 436 | int /*sizeDst*/,
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| 437 | int /*depthDst*/,
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| 438 | int /*x1*/,
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| 439 | int /*y1*/,
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| 440 | int /*len*/,
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| 441 | unsigned char * /*rrops*/
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| 442 | );
|
|---|
| 443 | /* ilbmigbblak.c */
|
|---|
| 444 |
|
|---|
| 445 | extern void ilbmImageGlyphBlt (
|
|---|
| 446 | DrawablePtr /*pDrawable*/,
|
|---|
| 447 | GCPtr/*pGC*/,
|
|---|
| 448 | int /*x*/,
|
|---|
| 449 | int /*y*/,
|
|---|
| 450 | unsigned int /*nglyph*/,
|
|---|
| 451 | CharInfoPtr * /*ppci*/,
|
|---|
| 452 | pointer /*pglyphBase*/
|
|---|
| 453 | );
|
|---|
| 454 | /* ilbmigbwht.c */
|
|---|
| 455 |
|
|---|
| 456 | /* ilbmimage.c */
|
|---|
| 457 |
|
|---|
| 458 | extern void ilbmPutImage(
|
|---|
| 459 | DrawablePtr /*dst*/,
|
|---|
| 460 | GCPtr /*pGC*/,
|
|---|
| 461 | int /*depth*/,
|
|---|
| 462 | int /*x*/,
|
|---|
| 463 | int /*y*/,
|
|---|
| 464 | int /*w*/,
|
|---|
| 465 | int /*h*/,
|
|---|
| 466 | int /*leftPad*/,
|
|---|
| 467 | int /*format*/,
|
|---|
| 468 | char * /*pImage*/
|
|---|
| 469 | );
|
|---|
| 470 |
|
|---|
| 471 | extern void ilbmGetImage(
|
|---|
| 472 | DrawablePtr /*pDrawable*/,
|
|---|
| 473 | int /*sx*/,
|
|---|
| 474 | int /*sy*/,
|
|---|
| 475 | int /*w*/,
|
|---|
| 476 | int /*h*/,
|
|---|
| 477 | unsigned int /*format*/,
|
|---|
| 478 | unsigned long /*planeMask*/,
|
|---|
| 479 | char * /*pdstLine*/
|
|---|
| 480 | );
|
|---|
| 481 | /* ilbmline.c */
|
|---|
| 482 |
|
|---|
| 483 | extern void ilbmLineSS(
|
|---|
| 484 | DrawablePtr /*pDrawable*/,
|
|---|
| 485 | GCPtr /*pGC*/,
|
|---|
| 486 | int /*mode*/,
|
|---|
| 487 | int /*npt*/,
|
|---|
| 488 | DDXPointPtr /*pptInit*/
|
|---|
| 489 | );
|
|---|
| 490 |
|
|---|
| 491 | extern void ilbmLineSD(
|
|---|
| 492 | DrawablePtr /*pDrawable*/,
|
|---|
| 493 | GCPtr /*pGC*/,
|
|---|
| 494 | int /*mode*/,
|
|---|
| 495 | int /*npt*/,
|
|---|
| 496 | DDXPointPtr /*pptInit*/
|
|---|
| 497 | );
|
|---|
| 498 |
|
|---|
| 499 | /* ilbmmisc.c */
|
|---|
| 500 |
|
|---|
| 501 | extern void ilbmQueryBestSize(
|
|---|
| 502 | int /*class*/,
|
|---|
| 503 | unsigned short * /*pwidth*/,
|
|---|
| 504 | unsigned short * /*pheight*/,
|
|---|
| 505 | ScreenPtr /*pScreen*/
|
|---|
| 506 | );
|
|---|
| 507 | /* ilbmpntarea.c */
|
|---|
| 508 |
|
|---|
| 509 | extern void ilbmSolidFillArea(
|
|---|
| 510 | DrawablePtr /*pDraw*/,
|
|---|
| 511 | int /*nbox*/,
|
|---|
| 512 | BoxPtr /*pbox*/,
|
|---|
| 513 | unsigned char * /*rrops*/
|
|---|
| 514 | );
|
|---|
| 515 |
|
|---|
| 516 | extern void ilbmStippleAreaPPW(
|
|---|
| 517 | DrawablePtr /*pDraw*/,
|
|---|
| 518 | int /*nbox*/,
|
|---|
| 519 | BoxPtr /*pbox*/,
|
|---|
| 520 | PixmapPtr /*pstipple*/,
|
|---|
| 521 | unsigned char * /*rrops*/
|
|---|
| 522 | );
|
|---|
| 523 | extern void ilbmStippleArea(
|
|---|
| 524 | DrawablePtr /*pDraw*/,
|
|---|
| 525 | int /*nbox*/,
|
|---|
| 526 | BoxPtr /*pbox*/,
|
|---|
| 527 | PixmapPtr /*pstipple*/,
|
|---|
| 528 | int /*xOff*/,
|
|---|
| 529 | int /*yOff*/,
|
|---|
| 530 | unsigned char * /*rrops*/
|
|---|
| 531 | );
|
|---|
| 532 | /* ilbmplygblt.c */
|
|---|
| 533 |
|
|---|
| 534 | extern void ilbmPolyGlyphBlt(
|
|---|
| 535 | DrawablePtr /*pDrawable*/,
|
|---|
| 536 | GCPtr /*pGC*/,
|
|---|
| 537 | int /*x*/,
|
|---|
| 538 | int /*y*/,
|
|---|
| 539 | unsigned int /*nglyph*/,
|
|---|
| 540 | CharInfoPtr * /*ppci*/,
|
|---|
| 541 | pointer /*pglyphBase*/
|
|---|
| 542 | );
|
|---|
| 543 |
|
|---|
| 544 | /* ilbmpixmap.c */
|
|---|
| 545 |
|
|---|
| 546 | extern PixmapPtr ilbmCreatePixmap(
|
|---|
| 547 | ScreenPtr /*pScreen*/,
|
|---|
| 548 | int /*width*/,
|
|---|
| 549 | int /*height*/,
|
|---|
| 550 | int /*depth*/
|
|---|
| 551 | );
|
|---|
| 552 |
|
|---|
| 553 | extern Bool ilbmDestroyPixmap(
|
|---|
| 554 | PixmapPtr /*pPixmap*/
|
|---|
| 555 | );
|
|---|
| 556 |
|
|---|
| 557 | extern PixmapPtr ilbmCopyPixmap(
|
|---|
| 558 | PixmapPtr /*pSrc*/
|
|---|
| 559 | );
|
|---|
| 560 |
|
|---|
| 561 | extern void ilbmPadPixmap(
|
|---|
| 562 | PixmapPtr /*pPixmap*/
|
|---|
| 563 | );
|
|---|
| 564 |
|
|---|
| 565 | extern void ilbmXRotatePixmap(
|
|---|
| 566 | PixmapPtr /*pPix*/,
|
|---|
| 567 | int /*rw*/
|
|---|
| 568 | );
|
|---|
| 569 |
|
|---|
| 570 | extern void ilbmYRotatePixmap(
|
|---|
| 571 | PixmapPtr /*pPix*/,
|
|---|
| 572 | int /*rh*/
|
|---|
| 573 | );
|
|---|
| 574 |
|
|---|
| 575 | extern void ilbmCopyRotatePixmap(
|
|---|
| 576 | PixmapPtr /*psrcPix*/,
|
|---|
| 577 | PixmapPtr * /*ppdstPix*/,
|
|---|
| 578 | int /*xrot*/,
|
|---|
| 579 | int /*yrot*/
|
|---|
| 580 | );
|
|---|
| 581 | extern void ilbmPaintWindow(
|
|---|
| 582 | WindowPtr /*pWin*/,
|
|---|
| 583 | RegionPtr /*pRegion*/,
|
|---|
| 584 | int /*what*/
|
|---|
| 585 | );
|
|---|
| 586 | /* ilbmpolypnt.c */
|
|---|
| 587 |
|
|---|
| 588 | extern void ilbmPolyPoint(
|
|---|
| 589 | DrawablePtr /*pDrawable*/,
|
|---|
| 590 | GCPtr /*pGC*/,
|
|---|
| 591 | int /*mode*/,
|
|---|
| 592 | int /*npt*/,
|
|---|
| 593 | xPoint * /*pptInit*/
|
|---|
| 594 | );
|
|---|
| 595 | /* ilbmpushpxl.c */
|
|---|
| 596 |
|
|---|
| 597 | extern void ilbmPushPixels(
|
|---|
| 598 | GCPtr /*pGC*/,
|
|---|
| 599 | PixmapPtr /*pBitMap*/,
|
|---|
| 600 | DrawablePtr /*pDrawable*/,
|
|---|
| 601 | int /*dx*/,
|
|---|
| 602 | int /*dy*/,
|
|---|
| 603 | int /*xOrg*/,
|
|---|
| 604 | int /*yOrg*/
|
|---|
| 605 | );
|
|---|
| 606 | /* ilbmscrclse.c */
|
|---|
| 607 |
|
|---|
| 608 | extern Bool ilbmCloseScreen(
|
|---|
| 609 | int /*index*/,
|
|---|
| 610 | ScreenPtr /*pScreen*/
|
|---|
| 611 | );
|
|---|
| 612 | /* ilbmscrinit.c */
|
|---|
| 613 |
|
|---|
| 614 | extern Bool ilbmAllocatePrivates(
|
|---|
| 615 | ScreenPtr /*pScreen*/,
|
|---|
| 616 | int * /*pWinIndex*/,
|
|---|
| 617 | int * /*pGCIndex*/
|
|---|
| 618 | );
|
|---|
| 619 |
|
|---|
| 620 | extern Bool ilbmScreenInit(
|
|---|
| 621 | ScreenPtr /*pScreen*/,
|
|---|
| 622 | pointer /*pbits*/,
|
|---|
| 623 | int /*xsize*/,
|
|---|
| 624 | int /*ysize*/,
|
|---|
| 625 | int /*dpix*/,
|
|---|
| 626 | int /*dpiy*/,
|
|---|
| 627 | int /*width*/
|
|---|
| 628 | );
|
|---|
| 629 |
|
|---|
| 630 | extern PixmapPtr ilbmGetWindowPixmap(
|
|---|
| 631 | WindowPtr /*pWin*/
|
|---|
| 632 | );
|
|---|
| 633 |
|
|---|
| 634 | extern void ilbmSetWindowPixmap(
|
|---|
| 635 | WindowPtr /*pWin*/,
|
|---|
| 636 | PixmapPtr /*pPix*/
|
|---|
| 637 | );
|
|---|
| 638 |
|
|---|
| 639 | /* ilbmseg.c */
|
|---|
| 640 |
|
|---|
| 641 | extern void ilbmSegmentSS(
|
|---|
| 642 | DrawablePtr /*pDrawable*/,
|
|---|
| 643 | GCPtr /*pGC*/,
|
|---|
| 644 | int /*nseg*/,
|
|---|
| 645 | xSegment * /*pSeg*/
|
|---|
| 646 | );
|
|---|
| 647 |
|
|---|
| 648 | extern void ilbmSegmentSD(
|
|---|
| 649 | DrawablePtr /*pDrawable*/,
|
|---|
| 650 | GCPtr /*pGC*/,
|
|---|
| 651 | int /*nseg*/,
|
|---|
| 652 | xSegment * /*pSeg*/
|
|---|
| 653 | );
|
|---|
| 654 | /* ilbmsetsp.c */
|
|---|
| 655 |
|
|---|
| 656 | extern int ilbmSetScanline(
|
|---|
| 657 | int /*y*/,
|
|---|
| 658 | int /*xOrigin*/,
|
|---|
| 659 | int /*xStart*/,
|
|---|
| 660 | int /*xEnd*/,
|
|---|
| 661 | PixelType * /*psrc*/,
|
|---|
| 662 | int /*alu*/,
|
|---|
| 663 | PixelType * /*pdstBase*/,
|
|---|
| 664 | int /*widthDst*/,
|
|---|
| 665 | int /*sizeDst*/,
|
|---|
| 666 | int /*depthDst*/,
|
|---|
| 667 | int /*sizeSrc*/
|
|---|
| 668 | );
|
|---|
| 669 |
|
|---|
| 670 | extern void ilbmSetSpans(
|
|---|
| 671 | DrawablePtr /*pDrawable*/,
|
|---|
| 672 | GCPtr /*pGC*/,
|
|---|
| 673 | char * /*psrc*/,
|
|---|
| 674 | DDXPointPtr /*ppt*/,
|
|---|
| 675 | int * /*pwidth*/,
|
|---|
| 676 | int /*nspans*/,
|
|---|
| 677 | int /*fSorted*/
|
|---|
| 678 | );
|
|---|
| 679 | /* ilbmtegblt.c */
|
|---|
| 680 |
|
|---|
| 681 | extern void ilbmTEGlyphBlt(
|
|---|
| 682 | DrawablePtr /*pDrawable*/,
|
|---|
| 683 | GCPtr/*pGC*/,
|
|---|
| 684 | int /*x*/,
|
|---|
| 685 | int /*y*/,
|
|---|
| 686 | unsigned int /*nglyph*/,
|
|---|
| 687 | CharInfoPtr * /*ppci*/,
|
|---|
| 688 | pointer /*pglyphBase*/
|
|---|
| 689 | );
|
|---|
| 690 | /* ilbmtileC.c */
|
|---|
| 691 |
|
|---|
| 692 | extern void ilbmTileAreaPPWCopy(
|
|---|
| 693 | DrawablePtr /*pDraw*/,
|
|---|
| 694 | int /*nbox*/,
|
|---|
| 695 | BoxPtr /*pbox*/,
|
|---|
| 696 | int /*alu*/,
|
|---|
| 697 | PixmapPtr /*ptile*/,
|
|---|
| 698 | unsigned long /*planemask*/
|
|---|
| 699 | );
|
|---|
| 700 | /* ilbmtileG.c */
|
|---|
| 701 |
|
|---|
| 702 | extern void ilbmTileAreaPPWGeneral(
|
|---|
| 703 | DrawablePtr /*pDraw*/,
|
|---|
| 704 | int /*nbox*/,
|
|---|
| 705 | BoxPtr /*pbox*/,
|
|---|
| 706 | int /*alu*/,
|
|---|
| 707 | PixmapPtr /*ptile*/,
|
|---|
| 708 | unsigned long /*planemask*/
|
|---|
| 709 | );
|
|---|
| 710 |
|
|---|
| 711 | extern void ilbmTileAreaCopy(
|
|---|
| 712 | DrawablePtr /*pDraw*/,
|
|---|
| 713 | int /*nbox*/,
|
|---|
| 714 | BoxPtr /*pbox*/,
|
|---|
| 715 | int /*alu*/,
|
|---|
| 716 | PixmapPtr /*ptile*/,
|
|---|
| 717 | int /*xOff*/,
|
|---|
| 718 | int /*yOff*/,
|
|---|
| 719 | unsigned long /*planemask*/
|
|---|
| 720 | );
|
|---|
| 721 | /* ilbmtileG.c */
|
|---|
| 722 |
|
|---|
| 723 | extern void ilbmTileAreaGeneral(
|
|---|
| 724 | DrawablePtr /*pDraw*/,
|
|---|
| 725 | int /*nbox*/,
|
|---|
| 726 | BoxPtr /*pbox*/,
|
|---|
| 727 | int /*alu*/,
|
|---|
| 728 | PixmapPtr /*ptile*/,
|
|---|
| 729 | int /*xOff*/,
|
|---|
| 730 | int /*yOff*/,
|
|---|
| 731 | unsigned long /*planemask*/
|
|---|
| 732 | );
|
|---|
| 733 |
|
|---|
| 734 | extern void ilbmOpaqueStippleAreaPPWCopy(
|
|---|
| 735 | DrawablePtr /*pDraw*/,
|
|---|
| 736 | int /*nbox*/,
|
|---|
| 737 | BoxPtr /*pbox*/,
|
|---|
| 738 | int /*alu*/,
|
|---|
| 739 | PixmapPtr /*ptile*/,
|
|---|
| 740 | unsigned char */*rropsOS*/,
|
|---|
| 741 | unsigned long /*planemask*/
|
|---|
| 742 | );
|
|---|
| 743 | /* ilbmtileG.c */
|
|---|
| 744 |
|
|---|
| 745 | extern void ilbmOpaqueStippleAreaPPWGeneral(
|
|---|
| 746 | DrawablePtr /*pDraw*/,
|
|---|
| 747 | int /*nbox*/,
|
|---|
| 748 | BoxPtr /*pbox*/,
|
|---|
| 749 | int /*alu*/,
|
|---|
| 750 | PixmapPtr /*ptile*/,
|
|---|
| 751 | unsigned char */*rropsOS*/,
|
|---|
| 752 | unsigned long /*planemask*/
|
|---|
| 753 | );
|
|---|
| 754 |
|
|---|
| 755 | extern void ilbmOpaqueStippleAreaCopy(
|
|---|
| 756 | DrawablePtr /*pDraw*/,
|
|---|
| 757 | int /*nbox*/,
|
|---|
| 758 | BoxPtr /*pbox*/,
|
|---|
| 759 | int /*alu*/,
|
|---|
| 760 | PixmapPtr /*ptile*/,
|
|---|
| 761 | int /*xOff*/,
|
|---|
| 762 | int /*yOff*/,
|
|---|
| 763 | unsigned char */*rropsOS*/,
|
|---|
| 764 | unsigned long /*planemask*/
|
|---|
| 765 | );
|
|---|
| 766 | /* ilbmtileG.c */
|
|---|
| 767 |
|
|---|
| 768 | extern void ilbmOpaqueStippleAreaGeneral(
|
|---|
| 769 | DrawablePtr /*pDraw*/,
|
|---|
| 770 | int /*nbox*/,
|
|---|
| 771 | BoxPtr /*pbox*/,
|
|---|
| 772 | int /*alu*/,
|
|---|
| 773 | PixmapPtr /*ptile*/,
|
|---|
| 774 | int /*xOff*/,
|
|---|
| 775 | int /*yOff*/,
|
|---|
| 776 | unsigned char */*rropsOS*/,
|
|---|
| 777 | unsigned long /*planemask*/
|
|---|
| 778 | );
|
|---|
| 779 |
|
|---|
| 780 | /* ilbmwindow.c */
|
|---|
| 781 |
|
|---|
| 782 | extern Bool ilbmCreateWindow(
|
|---|
| 783 | WindowPtr /*pWin*/
|
|---|
| 784 | );
|
|---|
| 785 |
|
|---|
| 786 | extern Bool ilbmDestroyWindow(
|
|---|
| 787 | WindowPtr /*pWin*/
|
|---|
| 788 | );
|
|---|
| 789 |
|
|---|
| 790 | extern Bool ilbmMapWindow(
|
|---|
| 791 | WindowPtr /*pWindow*/
|
|---|
| 792 | );
|
|---|
| 793 |
|
|---|
| 794 | extern Bool ilbmPositionWindow(
|
|---|
| 795 | WindowPtr /*pWin*/,
|
|---|
| 796 | int /*x*/,
|
|---|
| 797 | int /*y*/
|
|---|
| 798 | );
|
|---|
| 799 |
|
|---|
| 800 | extern Bool ilbmUnmapWindow(
|
|---|
| 801 | WindowPtr /*pWindow*/
|
|---|
| 802 | );
|
|---|
| 803 |
|
|---|
| 804 | extern void ilbmCopyWindow(
|
|---|
| 805 | WindowPtr /*pWin*/,
|
|---|
| 806 | DDXPointRec /*ptOldOrg*/,
|
|---|
| 807 | RegionPtr /*prgnSrc*/
|
|---|
| 808 | );
|
|---|
| 809 |
|
|---|
| 810 | extern Bool ilbmChangeWindowAttributes(
|
|---|
| 811 | WindowPtr /*pWin*/,
|
|---|
| 812 | unsigned long /*mask*/
|
|---|
| 813 | );
|
|---|
| 814 | /* ilbmzerarc.c */
|
|---|
| 815 |
|
|---|
| 816 | extern void ilbmZeroPolyArcSS(
|
|---|
| 817 | DrawablePtr /*pDraw*/,
|
|---|
| 818 | GCPtr /*pGC*/,
|
|---|
| 819 | int /*narcs*/,
|
|---|
| 820 | xArc * /*parcs*/
|
|---|
| 821 | );
|
|---|
| 822 |
|
|---|
| 823 | /*
|
|---|
| 824 | private field of pixmap
|
|---|
| 825 | pixmap.devPrivate = (PixelType *)pointer_to_bits
|
|---|
| 826 | pixmap.devKind = width_of_pixmap_in_bytes
|
|---|
| 827 |
|
|---|
| 828 | private field of screen
|
|---|
| 829 | a pixmap, for which we allocate storage. devPrivate is a pointer to
|
|---|
| 830 | the bits in the hardware framebuffer. note that devKind can be poked to
|
|---|
| 831 | make the code work for framebuffers that are wider than their
|
|---|
| 832 | displayable screen (e.g. the early vsII, which displayed 960 pixels
|
|---|
| 833 | across, but was 1024 in the hardware.)
|
|---|
| 834 |
|
|---|
| 835 | private field of GC
|
|---|
| 836 | */
|
|---|
| 837 |
|
|---|
| 838 | typedef struct {
|
|---|
| 839 | unsigned char rrops[AFB_MAX_DEPTH]; /* reduction of rasterop to 1 of 3 */
|
|---|
| 840 | unsigned char rropOS[AFB_MAX_DEPTH]; /* rop for opaque stipple */
|
|---|
| 841 | } ilbmPrivGC;
|
|---|
| 842 | typedef ilbmPrivGC *ilbmPrivGCPtr;
|
|---|
| 843 |
|
|---|
| 844 | extern int ilbmGCPrivateIndex; /* index into GC private array */
|
|---|
| 845 | extern int ilbmWindowPrivateIndex; /* index into Window private array */
|
|---|
| 846 | #ifdef PIXMAP_PER_WINDOW
|
|---|
| 847 | extern int frameWindowPrivateIndex; /* index into Window private array */
|
|---|
| 848 | #endif
|
|---|
| 849 |
|
|---|
| 850 | #define ilbmGetGCPrivate(pGC) \
|
|---|
| 851 | ((ilbmPrivGC *)((pGC)->devPrivates[ilbmGCPrivateIndex].ptr))
|
|---|
| 852 |
|
|---|
| 853 | /* private field of window */
|
|---|
| 854 | typedef struct {
|
|---|
| 855 | unsigned char fastBorder; /* non-zero if border tile is 32 bits wide */
|
|---|
| 856 | unsigned char fastBackground;
|
|---|
| 857 | unsigned short unused; /* pad for alignment with Sun compiler */
|
|---|
| 858 | DDXPointRec oldRotate;
|
|---|
| 859 | PixmapPtr pRotatedBackground;
|
|---|
| 860 | PixmapPtr pRotatedBorder;
|
|---|
| 861 | } ilbmPrivWin;
|
|---|
| 862 |
|
|---|
| 863 | /* Common macros for extracting drawing information */
|
|---|
| 864 |
|
|---|
| 865 | #define ilbmGetPixelWidthAuxDepthAndPointer(pDrawable, width, aux, dep, pointer) {\
|
|---|
| 866 | PixmapPtr _pPix; \
|
|---|
| 867 | if ((pDrawable)->type == DRAWABLE_WINDOW) \
|
|---|
| 868 | _pPix = (PixmapPtr)(pDrawable)->pScreen->devPrivates[ilbmScreenPrivateIndex].ptr; \
|
|---|
| 869 | else \
|
|---|
| 870 | _pPix = (PixmapPtr)(pDrawable); \
|
|---|
| 871 | (pointer) = (PixelType *)_pPix->devPrivate.ptr; \
|
|---|
| 872 | (width) = ((int)_pPix->devKind)/sizeof(PixelType); \
|
|---|
| 873 | (dep) = _pPix->drawable.depth; \
|
|---|
| 874 | (aux) = (width)*(dep); \
|
|---|
| 875 | }
|
|---|
| 876 |
|
|---|
| 877 | /* ilbm uses the following macros to calculate addresses in drawables.
|
|---|
| 878 | * To support banked framebuffers, the macros come in four flavors.
|
|---|
| 879 | * All four collapse into the same definition on unbanked devices.
|
|---|
| 880 | *
|
|---|
| 881 | * ilbmScanlineFoo - calculate address and do bank switching
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| 882 | * ilbmScanlineFooNoBankSwitch - calculate address, don't bank switch
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| 883 | * ilbmScanlineFooSrc - calculate address, switch source bank
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| 884 | * ilbmScanlineFooDst - calculate address, switch destination bank
|
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| 885 | */
|
|---|
| 886 |
|
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| 887 | /* The NoBankSwitch versions are the same for banked and unbanked cases */
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| 888 |
|
|---|
| 889 | #define ilbmScanlineIncNoBankSwitch(_ptr, _off) _ptr += (_off)
|
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| 890 | #define ilbmScanlineOffsetNoBankSwitch(_ptr, _off) ((_ptr)+(_off))
|
|---|
| 891 | #define ilbmScanlineDeltaNoBankSwitch(_ptr, _y, _w) \
|
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| 892 | ilbmScanlineOffsetNoBankSwitch(_ptr, (_y)*(_w))
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|---|
| 893 | #define ilbmScanlineNoBankSwitch(_ptr, _x, _y, _w) \
|
|---|
| 894 | ilbmScanlineOffsetNoBankSwitch(_ptr, (_y)*(_w)+((_x)>>MFB_PWSH))
|
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| 895 |
|
|---|
| 896 | #ifdef MFB_LINE_BANK
|
|---|
| 897 |
|
|---|
| 898 | #include "ilbmlinebank.h" /* get macro definitions from this file */
|
|---|
| 899 |
|
|---|
| 900 | #else /* !MFB_LINE_BANK - unbanked case */
|
|---|
| 901 |
|
|---|
| 902 | #define ilbmScanlineInc(_ptr, _off) ilbmScanlineIncNoBankSwitch(_ptr, _off)
|
|---|
| 903 | #define ilbmScanlineIncSrc(_ptr, _off) ilbmScanlineInc(_ptr, _off)
|
|---|
| 904 | #define ilbmScanlineIncDst(_ptr, _off) ilbmScanlineInc(_ptr, _off)
|
|---|
| 905 |
|
|---|
| 906 | #define ilbmScanlineOffset(_ptr, _off) ilbmScanlineOffsetNoBankSwitch(_ptr, _off)
|
|---|
| 907 | #define ilbmScanlineOffsetSrc(_ptr, _off) ilbmScanlineOffset(_ptr, _off)
|
|---|
| 908 | #define ilbmScanlineOffsetDst(_ptr, _off) ilbmScanlineOffset(_ptr, _off)
|
|---|
| 909 |
|
|---|
| 910 | #define ilbmScanlineSrc(_ptr, _x, _y, _w) ilbmScanline(_ptr, _x, _y, _w)
|
|---|
| 911 | #define ilbmScanlineDst(_ptr, _x, _y, _w) ilbmScanline(_ptr, _x, _y, _w)
|
|---|
| 912 |
|
|---|
| 913 | #define ilbmScanlineDeltaSrc(_ptr, _y, _w) ilbmScanlineDelta(_ptr, _y, _w)
|
|---|
| 914 | #define ilbmScanlineDeltaDst(_ptr, _y, _w) ilbmScanlineDelta(_ptr, _y, _w)
|
|---|
| 915 |
|
|---|
| 916 | #endif /* MFB_LINE_BANK */
|
|---|
| 917 |
|
|---|
| 918 | #define ilbmScanlineDelta(_ptr, _y, _w) \
|
|---|
| 919 | ilbmScanlineOffset(_ptr, (_y)*(_w))
|
|---|
| 920 |
|
|---|
| 921 | #define ilbmScanline(_ptr, _x, _y, _w) \
|
|---|
| 922 | ilbmScanlineOffset(_ptr, (_y)*(_w)+((_x)>>MFB_PWSH))
|
|---|
| 923 |
|
|---|
| 924 | /* precomputed information about each glyph for GlyphBlt code.
|
|---|
| 925 | this saves recalculating the per glyph information for each box.
|
|---|
| 926 | */
|
|---|
| 927 |
|
|---|
| 928 | typedef struct _ilbmpos{
|
|---|
| 929 | int xpos; /* xposition of glyph's origin */
|
|---|
| 930 | int xchar; /* x position mod 32 */
|
|---|
| 931 | int leftEdge;
|
|---|
| 932 | int rightEdge;
|
|---|
| 933 | int topEdge;
|
|---|
| 934 | int bottomEdge;
|
|---|
| 935 | PixelType *pdstBase; /* longword with character origin */
|
|---|
| 936 | int widthGlyph; /* width in bytes of this glyph */
|
|---|
| 937 | } ilbmTEXTPOS;
|
|---|
| 938 |
|
|---|
| 939 | /* reduced raster ops for ilbm */
|
|---|
| 940 | #define RROP_BLACK GXclear
|
|---|
| 941 | #define RROP_WHITE GXset
|
|---|
| 942 | #define RROP_NOP GXnoop
|
|---|
| 943 | #define RROP_INVERT GXinvert
|
|---|
| 944 | #define RROP_COPY GXcopy
|
|---|
| 945 |
|
|---|
| 946 | /* macros for ilbmbitblt.c, ilbmfillsp.c
|
|---|
| 947 | these let the code do one switch on the rop per call, rather
|
|---|
| 948 | than a switch on the rop per item (span or rectangle.)
|
|---|
| 949 | */
|
|---|
| 950 |
|
|---|
| 951 | #define fnCLEAR(src, dst) (0)
|
|---|
| 952 | #define fnAND(src, dst) (src & dst)
|
|---|
| 953 | #define fnANDREVERSE(src, dst) (src & ~dst)
|
|---|
| 954 | #define fnCOPY(src, dst) (src)
|
|---|
| 955 | #define fnANDINVERTED(src, dst) (~src & dst)
|
|---|
| 956 | #define fnNOOP(src, dst) (dst)
|
|---|
| 957 | #define fnXOR(src, dst) (src ^ dst)
|
|---|
| 958 | #define fnOR(src, dst) (src | dst)
|
|---|
| 959 | #define fnNOR(src, dst) (~(src | dst))
|
|---|
| 960 | #define fnEQUIV(src, dst) (~src ^ dst)
|
|---|
| 961 | #define fnINVERT(src, dst) (~dst)
|
|---|
| 962 | #define fnORREVERSE(src, dst) (src | ~dst)
|
|---|
| 963 | #define fnCOPYINVERTED(src, dst) (~src)
|
|---|
| 964 | #define fnORINVERTED(src, dst) (~src | dst)
|
|---|
| 965 | #define fnNAND(src, dst) (~(src & dst))
|
|---|
| 966 | #define fnSET(src, dst) (~0)
|
|---|
| 967 |
|
|---|
| 968 | /* Using a "switch" statement is much faster in most cases
|
|---|
| 969 | * since the compiler can do a look-up table or multi-way branch
|
|---|
| 970 | * instruction, depending on the architecture. The result on
|
|---|
| 971 | * A Sun 3/50 is at least 2.5 times faster, assuming a uniform
|
|---|
| 972 | * distribution of RasterOp operation types.
|
|---|
| 973 | *
|
|---|
| 974 | * However, doing some profiling on a running system reveals
|
|---|
| 975 | * GXcopy is the operation over 99.5% of the time and
|
|---|
| 976 | * GXxor is the next most frequent (about .4%), so we make special
|
|---|
| 977 | * checks for those first.
|
|---|
| 978 | *
|
|---|
| 979 | * Note that this requires a change to the "calling sequence"
|
|---|
| 980 | * since we can't engineer a "switch" statement to have an lvalue.
|
|---|
| 981 | */
|
|---|
| 982 | #define DoRop(result, alu, src, dst) \
|
|---|
| 983 | { \
|
|---|
| 984 | if (alu == GXcopy) \
|
|---|
| 985 | result = fnCOPY (src, dst); \
|
|---|
| 986 | else if (alu == GXxor) \
|
|---|
| 987 | result = fnXOR (src, dst); \
|
|---|
| 988 | else \
|
|---|
| 989 | switch (alu) { \
|
|---|
| 990 | case GXclear: \
|
|---|
| 991 | result = fnCLEAR (src, dst); \
|
|---|
| 992 | break; \
|
|---|
| 993 | case GXand: \
|
|---|
| 994 | result = fnAND (src, dst); \
|
|---|
| 995 | break; \
|
|---|
| 996 | case GXandReverse: \
|
|---|
| 997 | result = fnANDREVERSE (src, dst); \
|
|---|
| 998 | break; \
|
|---|
| 999 | case GXandInverted: \
|
|---|
| 1000 | result = fnANDINVERTED (src, dst); \
|
|---|
| 1001 | break; \
|
|---|
| 1002 | case GXnoop: \
|
|---|
| 1003 | result = fnNOOP (src, dst); \
|
|---|
| 1004 | break; \
|
|---|
| 1005 | case GXor: \
|
|---|
| 1006 | result = fnOR (src, dst); \
|
|---|
| 1007 | break; \
|
|---|
| 1008 | case GXnor: \
|
|---|
| 1009 | result = fnNOR (src, dst); \
|
|---|
| 1010 | break; \
|
|---|
| 1011 | case GXequiv: \
|
|---|
| 1012 | result = fnEQUIV (src, dst); \
|
|---|
| 1013 | break; \
|
|---|
| 1014 | case GXinvert: \
|
|---|
| 1015 | result = fnINVERT (src, dst); \
|
|---|
| 1016 | break; \
|
|---|
| 1017 | case GXorReverse: \
|
|---|
| 1018 | result = fnORREVERSE (src, dst); \
|
|---|
| 1019 | break; \
|
|---|
| 1020 | case GXcopyInverted: \
|
|---|
| 1021 | result = fnCOPYINVERTED (src, dst); \
|
|---|
| 1022 | break; \
|
|---|
| 1023 | case GXorInverted: \
|
|---|
| 1024 | result = fnORINVERTED (src, dst); \
|
|---|
| 1025 | break; \
|
|---|
| 1026 | case GXnand: \
|
|---|
| 1027 | result = fnNAND (src, dst); \
|
|---|
| 1028 | break; \
|
|---|
| 1029 | case GXset: \
|
|---|
| 1030 | result = fnSET (src, dst); \
|
|---|
| 1031 | break; \
|
|---|
| 1032 | } \
|
|---|
| 1033 | }
|
|---|
| 1034 |
|
|---|
| 1035 |
|
|---|
| 1036 | /* C expression fragments for various operations. These get passed in
|
|---|
| 1037 | * as -D's on the compile command line. See ilbm/Imakefile. This
|
|---|
| 1038 | * fixes XBUG 6319.
|
|---|
| 1039 | *
|
|---|
| 1040 | * This seems like a good place to point out that ilbm's use of the
|
|---|
| 1041 | * words black and white is an unfortunate misnomer. In ilbm code, black
|
|---|
| 1042 | * means zero, and white means one.
|
|---|
| 1043 | */
|
|---|
| 1044 | #define MFB_OPEQ_WHITE |=
|
|---|
| 1045 | #define MFB_OPEQ_BLACK &=~
|
|---|
| 1046 | #define MFB_OPEQ_INVERT ^=
|
|---|
| 1047 | #define MFB_EQWHOLEWORD_WHITE =~0
|
|---|
| 1048 | #define MFB_EQWHOLEWORD_BLACK =0
|
|---|
| 1049 | #define MFB_EQWHOLEWORD_INVERT ^=~0
|
|---|
| 1050 | #define MFB_OP_WHITE /* nothing */
|
|---|
| 1051 | #define MFB_OP_BLACK ~
|
|---|
