| 1 | /* Combined Purdue/PurduePlus patches, level 2.0, 1/17/89 */
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| 2 | /***********************************************************
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| 3 |
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| 4 | Copyright 1987, 1998 The Open Group
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| 5 |
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| 6 | Permission to use, copy, modify, distribute, and sell this software and its
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| 7 | documentation for any purpose is hereby granted without fee, provided that
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| 8 | the above copyright notice appear in all copies and that both that
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| 9 | copyright notice and this permission notice appear in supporting
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| 10 | documentation.
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| 11 |
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| 12 | The above copyright notice and this permission notice shall be included in
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| 13 | all copies or substantial portions of the Software.
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| 14 |
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| 15 | THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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| 16 | IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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| 17 | FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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| 18 | OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
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| 19 | AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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| 20 | CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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| 21 |
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| 22 | Except as contained in this notice, the name of The Open Group shall not be
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| 23 | used in advertising or otherwise to promote the sale, use or other dealings
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| 24 | in this Software without prior written authorization from The Open Group.
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| 25 |
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| 26 |
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| 27 | Copyright 1987 by Digital Equipment Corporation, Maynard, Massachusetts.
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| 28 |
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| 29 | All Rights Reserved
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| 30 |
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| 31 | Permission to use, copy, modify, and distribute this software and its
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| 32 | documentation for any purpose and without fee is hereby granted,
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| 33 | provided that the above copyright notice appear in all copies and that
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| 34 | both that copyright notice and this permission notice appear in
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| 35 | supporting documentation, and that the name of Digital not be
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| 36 | used in advertising or publicity pertaining to distribution of the
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| 37 | software without specific, written prior permission.
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| 38 |
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| 39 | DIGITAL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
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| 40 | ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
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| 41 | DIGITAL BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR
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| 42 | ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
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| 43 | WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
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| 44 | ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
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| 45 | SOFTWARE.
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| 46 |
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| 47 | ******************************************************************/
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| 48 |
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| 49 | #if !defined(_MFB_H_) || defined(MFB_PROTOTYPES_ONLY)
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| 50 | #ifndef MFB_PROTOTYPES_ONLY
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| 51 | #define _MFB_H_
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| 52 | #endif
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| 53 |
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| 54 | /* Monochrome Frame Buffer definitions
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| 55 | written by drewry, september 1986
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| 56 | */
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| 57 | #include "pixmap.h"
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| 58 | #include "region.h"
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| 59 | #include "gc.h"
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| 60 | #include "colormap.h"
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| 61 | #include "privates.h"
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| 62 | #include "miscstruct.h"
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| 63 | #include "mibstore.h"
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| 64 |
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| 65 | extern int InverseAlu[];
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| 66 | extern int mfbGetInverseAlu(int i);
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| 67 |
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| 68 | /* warning: PixelType definition duplicated in maskbits.h */
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| 69 | #ifndef PixelType
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| 70 | #define PixelType CARD32
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| 71 | #endif /* PixelType */
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| 72 | #ifndef MfbBits
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| 73 | #define MfbBits CARD32
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| 74 | #endif
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| 75 |
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| 76 | /* mfbbitblt.c */
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| 77 |
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| 78 | extern void mfbDoBitblt(
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| 79 | DrawablePtr /*pSrc*/,
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| 80 | DrawablePtr /*pDst*/,
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| 81 | int /*alu*/,
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| 82 | RegionPtr /*prgnDst*/,
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| 83 | DDXPointPtr /*pptSrc*/
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| 84 | );
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| 85 |
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| 86 | extern RegionPtr mfbCopyArea(
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| 87 | DrawablePtr /*pSrcDrawable*/,
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| 88 | DrawablePtr /*pDstDrawable*/,
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| 89 | GCPtr/*pGC*/,
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| 90 | int /*srcx*/,
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| 91 | int /*srcy*/,
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| 92 | int /*width*/,
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| 93 | int /*height*/,
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| 94 | int /*dstx*/,
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| 95 | int /*dsty*/
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| 96 | );
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| 97 |
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| 98 | extern Bool mfbRegisterCopyPlaneProc(
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| 99 | ScreenPtr /*pScreen*/,
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| 100 | RegionPtr (* /*proc*/)(
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| 101 | DrawablePtr /* pSrcDrawable */,
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| 102 | DrawablePtr /* pDstDrawable */,
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| 103 | GCPtr /* pGC */,
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| 104 | int /* srcx */,
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| 105 | int /* srcy */,
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| 106 | int /* width */,
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| 107 | int /* height */,
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| 108 | int /* dstx */,
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| 109 | int /* dsty */,
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| 110 | unsigned long /* bitPlane */
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| 111 | )
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| 112 | );
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| 113 |
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| 114 | extern RegionPtr mfbCopyPlane(
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| 115 | DrawablePtr /*pSrcDrawable*/,
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| 116 | DrawablePtr /*pDstDrawable*/,
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| 117 | GCPtr/*pGC*/,
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| 118 | int /*srcx*/,
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| 119 | int /*srcy*/,
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| 120 | int /*width*/,
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| 121 | int /*height*/,
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| 122 | int /*dstx*/,
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| 123 | int /*dsty*/,
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| 124 | unsigned long /*plane*/
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| 125 | );
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| 126 | /* mfbbltC.c */
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| 127 |
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| 128 | extern void mfbDoBitbltCopy(
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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 | );
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| 135 | /* mfbbltCI.c */
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| 136 |
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| 137 | extern void mfbDoBitbltCopyInverted(
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| 138 | DrawablePtr /*pSrc*/,
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| 139 | DrawablePtr /*pDst*/,
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| 140 | int /*alu*/,
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| 141 | RegionPtr /*prgnDst*/,
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| 142 | DDXPointPtr /*pptSrc*/
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| 143 | );
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| 144 | /* mfbbltG.c */
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| 145 |
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| 146 | extern void mfbDoBitbltGeneral(
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| 147 | DrawablePtr /*pSrc*/,
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| 148 | DrawablePtr /*pDst*/,
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| 149 | int /*alu*/,
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| 150 | RegionPtr /*prgnDst*/,
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| 151 | DDXPointPtr /*pptSrc*/
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| 152 | );
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| 153 | /* mfbbltO.c */
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| 154 |
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| 155 | extern void mfbDoBitbltOr(
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| 156 | DrawablePtr /*pSrc*/,
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| 157 | DrawablePtr /*pDst*/,
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| 158 | int /*alu*/,
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| 159 | RegionPtr /*prgnDst*/,
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| 160 | DDXPointPtr /*pptSrc*/
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| 161 | );
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| 162 | /* mfbbltX.c */
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| 163 |
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| 164 | extern void mfbDoBitbltXor(
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| 165 | DrawablePtr /*pSrc*/,
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| 166 | DrawablePtr /*pDst*/,
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| 167 | int /*alu*/,
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| 168 | RegionPtr /*prgnDst*/,
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| 169 | DDXPointPtr /*pptSrc*/
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| 170 | );
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| 171 | /* mfbbres.c */
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| 172 |
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| 173 | extern void mfbBresS(
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| 174 | int /*rop*/,
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| 175 | PixelType * /*addrl*/,
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| 176 | int /*nlwidth*/,
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| 177 | int /*signdx*/,
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| 178 | int /*signdy*/,
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| 179 | int /*axis*/,
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| 180 | int /*x1*/,
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| 181 | int /*y1*/,
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| 182 | int /*e*/,
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| 183 | int /*e1*/,
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| 184 | int /*e2*/,
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| 185 | int /*len*/
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| 186 | );
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| 187 | /* mfbbresd.c */
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| 188 |
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| 189 | extern void mfbBresD(
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| 190 | int /*fgrop*/,
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| 191 | int /*bgrop*/,
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| 192 | int * /*pdashIndex*/,
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| 193 | unsigned char * /*pDash*/,
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| 194 | int /*numInDashList*/,
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| 195 | int * /*pdashOffset*/,
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| 196 | int /*isDoubleDash*/,
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| 197 | PixelType * /*addrl*/,
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| 198 | int /*nlwidth*/,
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| 199 | int /*signdx*/,
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| 200 | int /*signdy*/,
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| 201 | int /*axis*/,
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| 202 | int /*x1*/,
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| 203 | int /*y1*/,
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| 204 | int /*e*/,
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| 205 | int /*e1*/,
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| 206 | int /*e2*/,
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| 207 | int /*len*/
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| 208 | );
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| 209 |
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| 210 | /* mfbclip.c */
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| 211 |
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| 212 | extern RegionPtr mfbPixmapToRegion(
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| 213 | PixmapPtr /*pPix*/
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| 214 | );
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| 215 |
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| 216 | #ifndef MFB_PROTOTYPES_ONLY
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| 217 | typedef RegionPtr (*mfbPixmapToRegionProc)(PixmapPtr);
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| 218 |
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| 219 | extern mfbPixmapToRegionProc *mfbPixmapToRegionWeak(void);
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| 220 | #endif
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| 221 |
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| 222 | /* mfbcmap.c */
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| 223 |
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| 224 | extern int mfbListInstalledColormaps(
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| 225 | ScreenPtr /*pScreen*/,
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| 226 | Colormap * /*pmaps*/
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| 227 | );
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| 228 |
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| 229 | extern void mfbInstallColormap(
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| 230 | ColormapPtr /*pmap*/
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| 231 | );
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| 232 |
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| 233 | extern void mfbUninstallColormap(
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| 234 | ColormapPtr /*pmap*/
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| 235 | );
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| 236 |
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| 237 | extern void mfbResolveColor(
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| 238 | unsigned short * /*pred*/,
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| 239 | unsigned short * /*pgreen*/,
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| 240 | unsigned short * /*pblue*/,
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| 241 | VisualPtr /*pVisual*/
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| 242 | );
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| 243 |
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| 244 | extern Bool mfbCreateColormap(
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| 245 | ColormapPtr /*pMap*/
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| 246 | );
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| 247 |
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| 248 | extern void mfbDestroyColormap(
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| 249 | ColormapPtr /*pMap*/
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| 250 | );
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| 251 |
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| 252 | extern Bool mfbCreateDefColormap(
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| 253 | ScreenPtr /*pScreen*/
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| 254 | );
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| 255 | /* mfbfillarc.c */
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| 256 |
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| 257 | extern void mfbPolyFillArcSolid(
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| 258 | DrawablePtr /*pDraw*/,
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| 259 | GCPtr /*pGC*/,
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| 260 | int /*narcs*/,
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| 261 | xArc * /*parcs*/
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| 262 | );
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| 263 | /* mfbfillrct.c */
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| 264 |
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| 265 | extern void mfbPolyFillRect(
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| 266 | DrawablePtr /*pDrawable*/,
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| 267 | GCPtr /*pGC*/,
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| 268 | int /*nrectFill*/,
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| 269 | xRectangle * /*prectInit*/
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| 270 | );
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| 271 | /* mfbfillsp.c */
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| 272 |
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| 273 | extern void mfbBlackSolidFS(
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| 274 | DrawablePtr /*pDrawable*/,
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| 275 | GCPtr /*pGC*/,
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| 276 | int /*nInit*/,
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| 277 | DDXPointPtr /*pptInit*/,
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| 278 | int * /*pwidthInit*/,
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| 279 | int /*fSorted*/
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| 280 | );
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| 281 |
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| 282 | extern void mfbWhiteSolidFS(
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| 283 | DrawablePtr /*pDrawable*/,
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| 284 | GCPtr /*pGC*/,
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| 285 | int /*nInit*/,
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| 286 | DDXPointPtr /*pptInit*/,
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| 287 | int * /*pwidthInit*/,
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| 288 | int /*fSorted*/
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| 289 | );
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| 290 |
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| 291 | extern void mfbInvertSolidFS(
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| 292 | DrawablePtr /*pDrawable*/,
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| 293 | GCPtr /*pGC*/,
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| 294 | int /*nInit*/,
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| 295 | DDXPointPtr /*pptInit*/,
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| 296 | int * /*pwidthInit*/,
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| 297 | int /*fSorted*/
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| 298 | );
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| 299 |
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| 300 | extern void mfbWhiteStippleFS(
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| 301 | DrawablePtr /*pDrawable*/,
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| 302 | GCPtr/*pGC*/,
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| 303 | int /*nInit*/,
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| 304 | DDXPointPtr /*pptInit*/,
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| 305 | int * /*pwidthInit*/,
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| 306 | int /*fSorted*/
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| 307 | );
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| 308 |
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| 309 | extern void mfbBlackStippleFS(
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| 310 | DrawablePtr /*pDrawable*/,
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| 311 | GCPtr/*pGC*/,
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| 312 | int /*nInit*/,
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| 313 | DDXPointPtr /*pptInit*/,
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| 314 | int * /*pwidthInit*/,
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| 315 | int /*fSorted*/
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| 316 | );
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| 317 |
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| 318 | extern void mfbInvertStippleFS(
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| 319 | DrawablePtr /*pDrawable*/,
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| 320 | GCPtr/*pGC*/,
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| 321 | int /*nInit*/,
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| 322 | DDXPointPtr /*pptInit*/,
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| 323 | int * /*pwidthInit*/,
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| 324 | int /*fSorted*/
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| 325 | );
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| 326 |
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| 327 | extern void mfbTileFS(
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| 328 | DrawablePtr /*pDrawable*/,
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| 329 | GCPtr/*pGC*/,
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| 330 | int /*nInit*/,
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| 331 | DDXPointPtr /*pptInit*/,
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| 332 | int * /*pwidthInit*/,
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| 333 | int /*fSorted*/
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| 334 | );
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| 335 |
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| 336 | extern void mfbUnnaturalTileFS(
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| 337 | DrawablePtr /*pDrawable*/,
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| 338 | GCPtr/*pGC*/,
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| 339 | int /*nInit*/,
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| 340 | DDXPointPtr /*pptInit*/,
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| 341 | int * /*pwidthInit*/,
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| 342 | int /*fSorted*/
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| 343 | );
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| 344 |
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| 345 | extern void mfbUnnaturalStippleFS(
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| 346 | DrawablePtr /*pDrawable*/,
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| 347 | GCPtr/*pGC*/,
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| 348 | int /*nInit*/,
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| 349 | DDXPointPtr /*pptInit*/,
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| 350 | int * /*pwidthInit*/,
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| 351 | int /*fSorted*/
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| 352 | );
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| 353 | /* mfbfont.c */
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| 354 |
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| 355 | extern Bool mfbRealizeFont(
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| 356 | ScreenPtr /*pscr*/,
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| 357 | FontPtr /*pFont*/
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| 358 | );
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| 359 |
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| 360 | extern Bool mfbUnrealizeFont(
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| 361 | ScreenPtr /*pscr*/,
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| 362 | FontPtr /*pFont*/
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| 363 | );
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| 364 |
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| 365 | #ifndef MFB_PROTOTYPES_ONLY
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| 366 | typedef void (*mfbRealizeFontProc)(ScreenPtr, FontPtr);
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| 367 | typedef void (*mfbUnrealizeFontProc)(ScreenPtr, FontPtr);
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| 368 |
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| 369 | extern mfbRealizeFontProc *mfbRealizeFontWeak(void);
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| 370 | extern mfbUnrealizeFontProc *mfbUnrealizeFontWeak(void);
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| 371 | #endif
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| 372 |
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| 373 | /* mfbgc.c */
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| 374 |
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| 375 | extern Bool mfbCreateGC(
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| 376 | GCPtr /*pGC*/
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| 377 | );
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| 378 |
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| 379 | extern void mfbValidateGC(
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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 int mfbReduceRop(
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| 386 | int /*alu*/,
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| 387 | Pixel /*src*/
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| 388 | );
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| 389 |
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| 390 | /* mfbgetsp.c */
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| 391 |
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| 392 | extern void mfbGetSpans(
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| 393 | DrawablePtr /*pDrawable*/,
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| 394 | int /*wMax*/,
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| 395 | DDXPointPtr /*ppt*/,
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| 396 | int * /*pwidth*/,
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| 397 | int /*nspans*/,
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| 398 | char * /*pdstStart*/
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| 399 | );
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| 400 | /* mfbhrzvert.c */
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| 401 |
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| 402 | extern void mfbHorzS(
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| 403 | int /*rop*/,
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| 404 | PixelType * /*addrl*/,
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| 405 | int /*nlwidth*/,
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| 406 | int /*x1*/,
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| 407 | int /*y1*/,
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| 408 | int /*len*/
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| 409 | );
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| 410 |
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| 411 | extern void mfbVertS(
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| 412 | int /*rop*/,
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| 413 | PixelType * /*addrl*/,
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| 414 | int /*nlwidth*/,
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| 415 | int /*x1*/,
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| 416 | int /*y1*/,
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| 417 | int /*len*/
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| 418 | );
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| 419 | /* mfbigbblak.c */
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| 420 |
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| 421 | extern void mfbImageGlyphBltBlack(
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| 422 | DrawablePtr /*pDrawable*/,
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| 423 | GCPtr/*pGC*/,
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| 424 | int /*x*/,
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| 425 | int /*y*/,
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| 426 | unsigned int /*nglyph*/,
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| 427 | CharInfoPtr * /*ppci*/,
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| 428 | pointer /*pglyphBase*/
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| 429 | );
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| 430 | /* mfbigbwht.c */
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| 431 |
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| 432 | extern void mfbImageGlyphBltWhite(
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| 433 | DrawablePtr /*pDrawable*/,
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| 434 | GCPtr/*pGC*/,
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| 435 | int /*x*/,
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| 436 | int /*y*/,
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| 437 | unsigned int /*nglyph*/,
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| 438 | CharInfoPtr * /*ppci*/,
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| 439 | pointer /*pglyphBase*/
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| 440 | );
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| 441 | /* mfbimage.c */
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| 442 |
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| 443 | extern void mfbPutImage(
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| 444 | DrawablePtr /*dst*/,
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| 445 | GCPtr /*pGC*/,
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| 446 | int /*depth*/,
|
|---|
| 447 | int /*x*/,
|
|---|
| 448 | int /*y*/,
|
|---|
| 449 | int /*w*/,
|
|---|
| 450 | int /*h*/,
|
|---|
| 451 | int /*leftPad*/,
|
|---|
| 452 | int /*format*/,
|
|---|
| 453 | char * /*pImage*/
|
|---|
| 454 | );
|
|---|
| 455 |
|
|---|
| 456 | extern void mfbGetImage(
|
|---|
| 457 | DrawablePtr /*pDrawable*/,
|
|---|
| 458 | int /*sx*/,
|
|---|
| 459 | int /*sy*/,
|
|---|
| 460 | int /*w*/,
|
|---|
| 461 | int /*h*/,
|
|---|
| 462 | unsigned int /*format*/,
|
|---|
| 463 | unsigned long /*planeMask*/,
|
|---|
| 464 | char * /*pdstLine*/
|
|---|
| 465 | );
|
|---|
| 466 | /* mfbline.c */
|
|---|
| 467 |
|
|---|
| 468 | extern void mfbLineSS(
|
|---|
| 469 | DrawablePtr /*pDrawable*/,
|
|---|
| 470 | GCPtr /*pGC*/,
|
|---|
| 471 | int /*mode*/,
|
|---|
| 472 | int /*npt*/,
|
|---|
| 473 | DDXPointPtr /*pptInit*/
|
|---|
| 474 | );
|
|---|
| 475 |
|
|---|
| 476 | extern void mfbLineSD(
|
|---|
| 477 | DrawablePtr /*pDrawable*/,
|
|---|
| 478 | GCPtr /*pGC*/,
|
|---|
| 479 | int /*mode*/,
|
|---|
| 480 | int /*npt*/,
|
|---|
| 481 | DDXPointPtr /*pptInit*/
|
|---|
| 482 | );
|
|---|
| 483 |
|
|---|
| 484 | /* mfbmisc.c */
|
|---|
| 485 |
|
|---|
| 486 | extern void mfbQueryBestSize(
|
|---|
| 487 | int /*class*/,
|
|---|
| 488 | unsigned short * /*pwidth*/,
|
|---|
| 489 | unsigned short * /*pheight*/,
|
|---|
| 490 | ScreenPtr /*pScreen*/
|
|---|
| 491 | );
|
|---|
| 492 |
|
|---|
| 493 | #ifndef MFB_PROTOTYPES_ONLY
|
|---|
| 494 | typedef void (*mfbQueryBestSizeProc)(int, unsigned short *, unsigned short *,
|
|---|
| 495 | ScreenPtr);
|
|---|
| 496 |
|
|---|
| 497 | extern mfbQueryBestSizeProc *mfbQueryBestSizeWeak(void);
|
|---|
| 498 | #endif
|
|---|
| 499 |
|
|---|
| 500 | /* mfbpablack.c */
|
|---|
| 501 |
|
|---|
| 502 | extern void mfbSolidBlackArea(
|
|---|
| 503 | DrawablePtr /*pDraw*/,
|
|---|
| 504 | int /*nbox*/,
|
|---|
| 505 | BoxPtr /*pbox*/,
|
|---|
| 506 | int /*alu*/,
|
|---|
| 507 | PixmapPtr /*nop*/
|
|---|
| 508 | );
|
|---|
| 509 |
|
|---|
| 510 | extern void mfbStippleBlackArea(
|
|---|
| 511 | DrawablePtr /*pDraw*/,
|
|---|
| 512 | int /*nbox*/,
|
|---|
| 513 | BoxPtr /*pbox*/,
|
|---|
| 514 | int /*alu*/,
|
|---|
| 515 | PixmapPtr /*pstipple*/
|
|---|
| 516 | );
|
|---|
| 517 | /* mfbpainv.c */
|
|---|
| 518 |
|
|---|
| 519 | extern void mfbSolidInvertArea(
|
|---|
| 520 | DrawablePtr /*pDraw*/,
|
|---|
| 521 | int /*nbox*/,
|
|---|
| 522 | BoxPtr /*pbox*/,
|
|---|
| 523 | int /*alu*/,
|
|---|
| 524 | PixmapPtr /*nop*/
|
|---|
| 525 | );
|
|---|
| 526 |
|
|---|
| 527 | extern void mfbStippleInvertArea(
|
|---|
| 528 | DrawablePtr /*pDraw*/,
|
|---|
| 529 | int /*nbox*/,
|
|---|
| 530 | BoxPtr /*pbox*/,
|
|---|
| 531 | int /*alu*/,
|
|---|
| 532 | PixmapPtr /*pstipple*/
|
|---|
| 533 | );
|
|---|
| 534 | /* mfbpawhite.c */
|
|---|
| 535 |
|
|---|
| 536 | extern void mfbSolidWhiteArea(
|
|---|
| 537 | DrawablePtr /*pDraw*/,
|
|---|
| 538 | int /*nbox*/,
|
|---|
| 539 | BoxPtr /*pbox*/,
|
|---|
| 540 | int /*alu*/,
|
|---|
| 541 | PixmapPtr /*nop*/
|
|---|
| 542 | );
|
|---|
| 543 |
|
|---|
| 544 | extern void mfbStippleWhiteArea(
|
|---|
| 545 | DrawablePtr /*pDraw*/,
|
|---|
| 546 | int /*nbox*/,
|
|---|
| 547 | BoxPtr /*pbox*/,
|
|---|
| 548 | int /*alu*/,
|
|---|
| 549 | PixmapPtr /*pstipple*/
|
|---|
| 550 | );
|
|---|
| 551 |
|
|---|
| 552 | /* mfbpgbinv.c */
|
|---|
| 553 |
|
|---|
| 554 | extern void mfbPolyGlyphBltBlack(
|
|---|
| 555 | DrawablePtr /*pDrawable*/,
|
|---|
| 556 | GCPtr /*pGC*/,
|
|---|
| 557 | int /*x*/,
|
|---|
| 558 | int /*y*/,
|
|---|
| 559 | unsigned int /*nglyph*/,
|
|---|
| 560 | CharInfoPtr * /*ppci*/,
|
|---|
| 561 | pointer /*pglyphBase*/
|
|---|
| 562 | );
|
|---|
| 563 | /* mfbpgbinv.c */
|
|---|
| 564 |
|
|---|
| 565 | extern void mfbPolyGlyphBltInvert(
|
|---|
| 566 | DrawablePtr /*pDrawable*/,
|
|---|
| 567 | GCPtr /*pGC*/,
|
|---|
| 568 | int /*x*/,
|
|---|
| 569 | int /*y*/,
|
|---|
| 570 | unsigned int /*nglyph*/,
|
|---|
| 571 | CharInfoPtr * /*ppci*/,
|
|---|
| 572 | pointer /*pglyphBase*/
|
|---|
| 573 | );
|
|---|
| 574 | /* mfbpgbwht.c */
|
|---|
| 575 |
|
|---|
| 576 | extern void mfbPolyGlyphBltWhite(
|
|---|
| 577 | DrawablePtr /*pDrawable*/,
|
|---|
| 578 | GCPtr /*pGC*/,
|
|---|
| 579 | int /*x*/,
|
|---|
| 580 | int /*y*/,
|
|---|
| 581 | unsigned int /*nglyph*/,
|
|---|
| 582 | CharInfoPtr * /*ppci*/,
|
|---|
| 583 | pointer /*pglyphBase*/
|
|---|
| 584 | );
|
|---|
| 585 | /* mfbpixmap.c */
|
|---|
| 586 |
|
|---|
| 587 | extern PixmapPtr mfbCreatePixmap(
|
|---|
| 588 | ScreenPtr /*pScreen*/,
|
|---|
| 589 | int /*width*/,
|
|---|
| 590 | int /*height*/,
|
|---|
| 591 | int /*depth*/,
|
|---|
| 592 | unsigned /*usage_hint*/
|
|---|
| 593 | );
|
|---|
| 594 |
|
|---|
| 595 | extern Bool mfbDestroyPixmap(
|
|---|
| 596 | PixmapPtr /*pPixmap*/
|
|---|
| 597 | );
|
|---|
| 598 |
|
|---|
| 599 | extern PixmapPtr mfbCopyPixmap(
|
|---|
| 600 | PixmapPtr /*pSrc*/
|
|---|
| 601 | );
|
|---|
| 602 |
|
|---|
| 603 | extern void mfbPadPixmap(
|
|---|
| 604 | PixmapPtr /*pPixmap*/
|
|---|
| 605 | );
|
|---|
| 606 |
|
|---|
| 607 | extern void mfbXRotatePixmap(
|
|---|
| 608 | PixmapPtr /*pPix*/,
|
|---|
| 609 | int /*rw*/
|
|---|
| 610 | );
|
|---|
| 611 |
|
|---|
| 612 | extern void mfbYRotatePixmap(
|
|---|
| 613 | PixmapPtr /*pPix*/,
|
|---|
| 614 | int /*rh*/
|
|---|
| 615 | );
|
|---|
| 616 |
|
|---|
| 617 | extern void mfbCopyRotatePixmap(
|
|---|
| 618 | PixmapPtr /*psrcPix*/,
|
|---|
| 619 | PixmapPtr * /*ppdstPix*/,
|
|---|
| 620 | int /*xrot*/,
|
|---|
| 621 | int /*yrot*/
|
|---|
| 622 | );
|
|---|
| 623 | /* mfbplyblack.c */
|
|---|
| 624 |
|
|---|
| 625 | extern void mfbFillPolyBlack(
|
|---|
| 626 | DrawablePtr /*pDrawable*/,
|
|---|
| 627 | GCPtr /*pGC*/,
|
|---|
| 628 | int /*shape*/,
|
|---|
| 629 | int /*mode*/,
|
|---|
| 630 | int /*count*/,
|
|---|
| 631 | DDXPointPtr /*ptsIn*/
|
|---|
| 632 | );
|
|---|
| 633 | /* mfbplyinv.c */
|
|---|
| 634 |
|
|---|
| 635 | extern void mfbFillPolyInvert(
|
|---|
| 636 | DrawablePtr /*pDrawable*/,
|
|---|
| 637 | GCPtr /*pGC*/,
|
|---|
| 638 | int /*shape*/,
|
|---|
| 639 | int /*mode*/,
|
|---|
| 640 | int /*count*/,
|
|---|
| 641 | DDXPointPtr /*ptsIn*/
|
|---|
| 642 | );
|
|---|
| 643 |
|
|---|
| 644 | /* mfbpntwin.c */
|
|---|
| 645 |
|
|---|
| 646 | extern void mfbFillPolyWhite(
|
|---|
| 647 | DrawablePtr /*pDrawable*/,
|
|---|
| 648 | GCPtr /*pGC*/,
|
|---|
| 649 | int /*shape*/,
|
|---|
| 650 | int /*mode*/,
|
|---|
| 651 | int /*count*/,
|
|---|
| 652 | DDXPointPtr /*ptsIn*/
|
|---|
| 653 | );
|
|---|
| 654 | /* mfbpolypnt.c */
|
|---|
| 655 |
|
|---|
| 656 | extern void mfbPolyPoint(
|
|---|
| 657 | DrawablePtr /*pDrawable*/,
|
|---|
| 658 | GCPtr /*pGC*/,
|
|---|
| 659 | int /*mode*/,
|
|---|
| 660 | int /*npt*/,
|
|---|
| 661 | xPoint * /*pptInit*/
|
|---|
| 662 | );
|
|---|
| 663 | /* mfbpushpxl.c */
|
|---|
| 664 |
|
|---|
| 665 | extern void mfbSolidPP(
|
|---|
| 666 | GCPtr /*pGC*/,
|
|---|
| 667 | PixmapPtr /*pBitMap*/,
|
|---|
| 668 | DrawablePtr /*pDrawable*/,
|
|---|
| 669 | int /*dx*/,
|
|---|
| 670 | int /*dy*/,
|
|---|
| 671 | int /*xOrg*/,
|
|---|
| 672 | int /*yOrg*/
|
|---|
| 673 | );
|
|---|
| 674 |
|
|---|
| 675 | extern void mfbPushPixels(
|
|---|
| 676 | GCPtr /*pGC*/,
|
|---|
| 677 | PixmapPtr /*pBitMap*/,
|
|---|
| 678 | DrawablePtr /*pDrawable*/,
|
|---|
| 679 | int /*dx*/,
|
|---|
| 680 | int /*dy*/,
|
|---|
| 681 | int /*xOrg*/,
|
|---|
| 682 | int /*yOrg*/
|
|---|
| 683 | );
|
|---|
| 684 |
|
|---|
| 685 | #ifndef MFB_PROTOTYPES_ONLY
|
|---|
| 686 | typedef void (*mfbPushPixelsProc)(GCPtr, PixmapPtr, DrawablePtr, int, int,
|
|---|
| 687 | int, int);
|
|---|
| 688 |
|
|---|
| 689 | extern mfbPushPixelsProc *mfbPushPixelsWeak(void);
|
|---|
| 690 | #endif
|
|---|
| 691 |
|
|---|
| 692 | /* mfbscrclse.c */
|
|---|
| 693 |
|
|---|
| 694 | extern Bool mfbCloseScreen(
|
|---|
| 695 | int /*index*/,
|
|---|
| 696 | ScreenPtr /*pScreen*/
|
|---|
| 697 | );
|
|---|
| 698 | /* mfbscrinit.c */
|
|---|
| 699 |
|
|---|
| 700 | extern Bool mfbAllocatePrivates(
|
|---|
| 701 | ScreenPtr /*pScreen*/,
|
|---|
| 702 | DevPrivateKey * /*pGCKey*/
|
|---|
| 703 | );
|
|---|
| 704 |
|
|---|
| 705 | extern Bool mfbScreenInit(
|
|---|
| 706 | ScreenPtr /*pScreen*/,
|
|---|
| 707 | pointer /*pbits*/,
|
|---|
| 708 | int /*xsize*/,
|
|---|
| 709 | int /*ysize*/,
|
|---|
| 710 | int /*dpix*/,
|
|---|
| 711 | int /*dpiy*/,
|
|---|
| 712 | int /*width*/
|
|---|
| 713 | );
|
|---|
| 714 |
|
|---|
| 715 | extern PixmapPtr mfbGetWindowPixmap(
|
|---|
| 716 | WindowPtr /*pWin*/
|
|---|
| 717 | );
|
|---|
| 718 |
|
|---|
| 719 | extern void mfbSetWindowPixmap(
|
|---|
| 720 | WindowPtr /*pWin*/,
|
|---|
| 721 | PixmapPtr /*pPix*/
|
|---|
| 722 | );
|
|---|
| 723 |
|
|---|
| 724 | extern void mfbFillInScreen(ScreenPtr pScreen);
|
|---|
| 725 |
|
|---|
| 726 | /* mfbseg.c */
|
|---|
| 727 |
|
|---|
| 728 | extern void mfbSegmentSS(
|
|---|
| 729 | DrawablePtr /*pDrawable*/,
|
|---|
| 730 | GCPtr /*pGC*/,
|
|---|
| 731 | int /*nseg*/,
|
|---|
| 732 | xSegment * /*pSeg*/
|
|---|
| 733 | );
|
|---|
| 734 |
|
|---|
| 735 | extern void mfbSegmentSD(
|
|---|
| 736 | DrawablePtr /*pDrawable*/,
|
|---|
| 737 | GCPtr /*pGC*/,
|
|---|
| 738 | int /*nseg*/,
|
|---|
| 739 | xSegment * /*pSeg*/
|
|---|
| 740 | );
|
|---|
| 741 | /* mfbsetsp.c */
|
|---|
| 742 |
|
|---|
| 743 | extern void mfbSetScanline(
|
|---|
| 744 | int /*y*/,
|
|---|
| 745 | int /*xOrigin*/,
|
|---|
| 746 | int /*xStart*/,
|
|---|
| 747 | int /*xEnd*/,
|
|---|
| 748 | PixelType * /*psrc*/,
|
|---|
| 749 | int /*alu*/,
|
|---|
| 750 | PixelType * /*pdstBase*/,
|
|---|
| 751 | int /*widthDst*/
|
|---|
| 752 | );
|
|---|
| 753 |
|
|---|
| 754 | extern void mfbSetSpans(
|
|---|
| 755 | DrawablePtr /*pDrawable*/,
|
|---|
| 756 | GCPtr /*pGC*/,
|
|---|
| 757 | char * /*psrc*/,
|
|---|
| 758 | DDXPointPtr /*ppt*/,
|
|---|
| 759 | int * /*pwidth*/,
|
|---|
| 760 | int /*nspans*/,
|
|---|
| 761 | int /*fSorted*/
|
|---|
| 762 | );
|
|---|
| 763 | /* mfbteblack.c */
|
|---|
| 764 |
|
|---|
| 765 | extern void mfbTEGlyphBltBlack(
|
|---|
| 766 | DrawablePtr /*pDrawable*/,
|
|---|
| 767 | GCPtr/*pGC*/,
|
|---|
| 768 | int /*x*/,
|
|---|
| 769 | int /*y*/,
|
|---|
| 770 | unsigned int /*nglyph*/,
|
|---|
| 771 | CharInfoPtr * /*ppci*/,
|
|---|
| 772 | pointer /*pglyphBase*/
|
|---|
| 773 | );
|
|---|
| 774 | /* mfbtewhite.c */
|
|---|
| 775 |
|
|---|
| 776 | extern void mfbTEGlyphBltWhite(
|
|---|
| 777 | DrawablePtr /*pDrawable*/,
|
|---|
| 778 | GCPtr/*pGC*/,
|
|---|
| 779 | int /*x*/,
|
|---|
| 780 | int /*y*/,
|
|---|
| 781 | unsigned int /*nglyph*/,
|
|---|
| 782 | CharInfoPtr * /*ppci*/,
|
|---|
| 783 | pointer /*pglyphBase*/
|
|---|
| 784 | );
|
|---|
| 785 | /* mfbtileC.c */
|
|---|
| 786 |
|
|---|
| 787 | extern void mfbTileAreaPPWCopy(
|
|---|
| 788 | DrawablePtr /*pDraw*/,
|
|---|
| 789 | int /*nbox*/,
|
|---|
| 790 | BoxPtr /*pbox*/,
|
|---|
| 791 | int /*alu*/,
|
|---|
| 792 | PixmapPtr /*ptile*/
|
|---|
| 793 | );
|
|---|
| 794 | /* mfbtileG.c */
|
|---|
| 795 |
|
|---|
| 796 | extern void mfbTileAreaPPWGeneral(
|
|---|
| 797 | DrawablePtr /*pDraw*/,
|
|---|
| 798 | int /*nbox*/,
|
|---|
| 799 | BoxPtr /*pbox*/,
|
|---|
| 800 | int /*alu*/,
|
|---|
| 801 | PixmapPtr /*ptile*/
|
|---|
| 802 | );
|
|---|
| 803 |
|
|---|
| 804 | extern void mfbTileAreaPPW(
|
|---|
| 805 | DrawablePtr /*pDraw*/,
|
|---|
| 806 | int /*nbox*/,
|
|---|
| 807 | BoxPtr /*pbox*/,
|
|---|
| 808 | int /*alu*/,
|
|---|
| 809 | PixmapPtr /*ptile*/
|
|---|
| 810 | );
|
|---|
| 811 | /* mfbwindow.c */
|
|---|
| 812 |
|
|---|
| 813 | extern Bool mfbCreateWindow(
|
|---|
| 814 | WindowPtr /*pWin*/
|
|---|
| 815 | );
|
|---|
| 816 |
|
|---|
| 817 | extern Bool mfbDestroyWindow(
|
|---|
| 818 | WindowPtr /*pWin*/
|
|---|
| 819 | );
|
|---|
| 820 |
|
|---|
| 821 | extern Bool mfbMapWindow(
|
|---|
| 822 | WindowPtr /*pWindow*/
|
|---|
| 823 | );
|
|---|
| 824 |
|
|---|
| 825 | extern Bool mfbPositionWindow(
|
|---|
| 826 | WindowPtr /*pWin*/,
|
|---|
| 827 | int /*x*/,
|
|---|
| 828 | int /*y*/
|
|---|
| 829 | );
|
|---|
| 830 |
|
|---|
| 831 | extern Bool mfbUnmapWindow(
|
|---|
| 832 | WindowPtr /*pWindow*/
|
|---|
| 833 | );
|
|---|
| 834 |
|
|---|
| 835 | extern void mfbCopyWindow(
|
|---|
| 836 | WindowPtr /*pWin*/,
|
|---|
| 837 | DDXPointRec /*ptOldOrg*/,
|
|---|
| 838 | RegionPtr /*prgnSrc*/
|
|---|
| 839 | );
|
|---|
| 840 |
|
|---|
| 841 | extern Bool mfbChangeWindowAttributes(
|
|---|
| 842 | WindowPtr /*pWin*/,
|
|---|
| 843 | unsigned long /*mask*/
|
|---|
| 844 | );
|
|---|
| 845 | /* mfbzerarc.c */
|
|---|
| 846 |
|
|---|
| 847 | extern void mfbZeroPolyArcSS(
|
|---|
| 848 | DrawablePtr /*pDraw*/,
|
|---|
| 849 | GCPtr /*pGC*/,
|
|---|
| 850 | int /*narcs*/,
|
|---|
| 851 | xArc * /*parcs*/
|
|---|
| 852 | );
|
|---|
| 853 |
|
|---|
| 854 | #ifndef MFB_PROTOTYPES_ONLY
|
|---|
| 855 | /*
|
|---|
| 856 | private filed of pixmap
|
|---|
| 857 | pixmap.devPrivate = (PixelType *)pointer_to_bits
|
|---|
| 858 | pixmap.devKind = width_of_pixmap_in_bytes
|
|---|
| 859 |
|
|---|
| 860 | private field of screen
|
|---|
| 861 | a pixmap, for which we allocate storage. devPrivate is a pointer to
|
|---|
| 862 | the bits in the hardware framebuffer. note that devKind can be poked to
|
|---|
| 863 | make the code work for framebuffers that are wider than their
|
|---|
| 864 | displayable screen (e.g. the early vsII, which displayed 960 pixels
|
|---|
| 865 | across, but was 1024 in the hardware.)
|
|---|
| 866 |
|
|---|
| 867 | private field of GC
|
|---|
| 868 | */
|
|---|
| 869 | typedef void (*mfbFillAreaProcPtr)(
|
|---|
| 870 | DrawablePtr /*pDraw*/,
|
|---|
| 871 | int /*nbox*/,
|
|---|
| 872 | BoxPtr /*pbox*/,
|
|---|
| 873 | int /*alu*/,
|
|---|
| 874 | PixmapPtr /*nop*/
|
|---|
| 875 | );
|
|---|
| 876 |
|
|---|
| 877 | typedef struct {
|
|---|
| 878 | unsigned char rop; /* reduction of rasterop to 1 of 3 */
|
|---|
| 879 | unsigned char ropOpStip; /* rop for opaque stipple */
|
|---|
| 880 | unsigned char ropFillArea; /* == alu, rop, or ropOpStip */
|
|---|
| 881 | unsigned char unused1[sizeof(long) - 3]; /* Alignment */
|
|---|
| 882 | mfbFillAreaProcPtr FillArea; /* fills regions; look at the code */
|
|---|
| 883 | } mfbPrivGC;
|
|---|
| 884 | typedef mfbPrivGC *mfbPrivGCPtr;
|
|---|
| 885 | #endif
|
|---|
| 886 |
|
|---|
| 887 | extern DevPrivateKey mfbGetGCPrivateKey(void);
|
|---|
| 888 | #ifdef PIXMAP_PER_WINDOW
|
|---|
| 889 | extern DevPrivateKey frameGetWindowPrivateKey(void);
|
|---|
| 890 | #endif
|
|---|
| 891 |
|
|---|
| 892 | #ifndef MFB_PROTOTYPES_ONLY
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| 893 | /* Common macros for extracting drawing information */
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| 894 |
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| 895 | #define mfbGetTypedWidth(pDrawable,wtype) (\
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| 896 | (((pDrawable)->type == DRAWABLE_WINDOW) ? \
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| 897 | (int) (((PixmapPtr)((pDrawable)->pScreen->devPrivate))->devKind) : \
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| 898 | (int)(((PixmapPtr)pDrawable)->devKind)) / sizeof (wtype))
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| 899 |
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| 900 | #define mfbGetByteWidth(pDrawable) mfbGetTypedWidth(pDrawable, unsigned char)
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| 901 |
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| 902 | #define mfbGetPixelWidth(pDrawable) mfbGetTypedWidth(pDrawable, PixelType)
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| 903 |
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| 904 | #define mfbGetTypedWidthAndPointer(pDrawable, width, pointer, wtype, ptype) {\
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| 905 | PixmapPtr _pPix; \
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| 906 | if ((pDrawable)->type == DRAWABLE_WINDOW) \
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| 907 | _pPix = (PixmapPtr) (pDrawable)->pScreen->devPrivate; \
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| 908 | else \
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| 909 | _pPix = (PixmapPtr) (pDrawable); \
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| 910 | (pointer) = (ptype *) _pPix->devPrivate.ptr; \
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| 911 | (width) = ((int) _pPix->devKind) / sizeof (wtype); \
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| 912 | }
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| 913 |
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| 914 | #define mfbGetByteWidthAndPointer(pDrawable, width, pointer) \
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| 915 | mfbGetTypedWidthAndPointer(pDrawable, width, pointer, unsigned char, unsigned char)
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| 916 |
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| 917 | #define mfbGetPixelWidthAndPointer(pDrawable, width, pointer) \
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| 918 | mfbGetTypedWidthAndPointer(pDrawable, width, pointer, PixelType, PixelType)
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| 919 |
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| 920 | #define mfbGetWindowTypedWidthAndPointer(pWin, width, pointer, wtype, ptype) {\
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| 921 | PixmapPtr _pPix = (PixmapPtr) (pWin)->drawable.pScreen->devPrivate; \
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| 922 | (pointer) = (ptype *) _pPix->devPrivate.ptr; \
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| 923 | (width) = ((int) _pPix->devKind) / sizeof (wtype); \
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| 924 | }
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| 925 |
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| 926 | #define mfbGetWindowPixelWidthAndPointer(pWin, width, pointer) \
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| 927 | mfbGetWindowTypedWidthAndPointer(pWin, width, pointer, PixelType, PixelType)
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| 928 |
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| 929 | #define mfbGetWindowByteWidthAndPointer(pWin, width, pointer) \
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| 930 | mfbGetWindowTypedWidthAndPointer(pWin, width, pointer, char, char)
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| 931 |
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| 932 | /* mfb uses the following macros to calculate addresses in drawables.
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| 933 | * To support banked framebuffers, the macros come in four flavors.
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| 934 | * All four collapse into the same definition on unbanked devices.
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| 935 | *
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| 936 | * mfbScanlineFoo - calculate address and do bank switching
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| 937 | * mfbScanlineFooNoBankSwitch - calculate address, don't bank switch
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| 938 | * mfbScanlineFooSrc - calculate address, switch source bank
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| 939 | * mfbScanlineFooDst - calculate address, switch destination bank
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| 940 | */
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| 941 |
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| 942 | /* The NoBankSwitch versions are the same for banked and unbanked cases */
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| 943 |
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| 944 | #define mfbScanlineIncNoBankSwitch(_ptr, _off) _ptr += (_off)
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| 945 | #define mfbScanlineOffsetNoBankSwitch(_ptr, _off) ((_ptr) + (_off))
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| 946 | #define mfbScanlineDeltaNoBankSwitch(_ptr, _y, _w) \
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| 947 | mfbScanlineOffsetNoBankSwitch(_ptr, (_y) * (_w))
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| 948 | #define mfbScanlineNoBankSwitch(_ptr, _x, _y, _w) \
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| 949 | mfbScanlineOffsetNoBankSwitch(_ptr, (_y) * (_w) + ((_x) >> MFB_PWSH))
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| 950 |
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| 951 | #ifdef MFB_LINE_BANK
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| 952 |
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| 953 | #include "mfblinebank.h" /* get macro definitions from this file */
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| 954 |
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| 955 | #else /* !MFB_LINE_BANK - unbanked case */
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| 956 |
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| 957 | #define mfbScanlineInc(_ptr, _off) mfbScanlineIncNoBankSwitch(_ptr, _off)
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| 958 | #define mfbScanlineIncSrc(_ptr, _off) mfbScanlineInc(_ptr, _off)
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| 959 | #define mfbScanlineIncDst(_ptr, _off) mfbScanlineInc(_ptr, _off)
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| 960 |
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| 961 | #define mfbScanlineOffset(_ptr, _off) mfbScanlineOffsetNoBankSwitch(_ptr, _off)
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| 962 | #define mfbScanlineOffsetSrc(_ptr, _off) mfbScanlineOffset(_ptr, _off)
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| 963 | #define mfbScanlineOffsetDst(_ptr, _off) mfbScanlineOffset(_ptr, _off)
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| 964 |
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| 965 | #define mfbScanlineSrc(_ptr, _x, _y, _w) mfbScanline(_ptr, _x, _y, _w)
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| 966 | #define mfbScanlineDst(_ptr, _x, _y, _w) mfbScanline(_ptr, _x, _y, _w)
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| 967 |
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| 968 | #define mfbScanlineDeltaSrc(_ptr, _y, _w) mfbScanlineDelta(_ptr, _y, _w)
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| 969 | #define mfbScanlineDeltaDst(_ptr, _y, _w) mfbScanlineDelta(_ptr, _y, _w)
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| 970 |
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| 971 | #endif /* MFB_LINE_BANK */
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| 972 |
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| 973 | #define mfbScanlineDelta(_ptr, _y, _w) \
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| 974 | mfbScanlineOffset(_ptr, (_y) * (_w))
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| 975 |
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| 976 | #define mfbScanline(_ptr, _x, _y, _w) \
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| 977 | mfbScanlineOffset(_ptr, (_y) * (_w) + ((_x) >> MFB_PWSH))
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| 978 |
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| 979 |
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| 980 | /* precomputed information about each glyph for GlyphBlt code.
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| 981 | this saves recalculating the per glyph information for each box.
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| 982 | */
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| 983 | typedef struct _pos{
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| 984 | int xpos; /* xposition of glyph's origin */
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| 985 | int xchar; /* x position mod 32 */
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| 986 | int leftEdge;
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| 987 | int rightEdge;
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| 988 | int topEdge;
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| 989 | int bottomEdge;
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| 990 | PixelType *pdstBase; /* longword with character origin */
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| 991 | int widthGlyph; /* width in bytes of this glyph */
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| 992 | } TEXTPOS;
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| 993 |
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| 994 | /* reduced raster ops for mfb */
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| 995 | #define RROP_BLACK GXclear
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| 996 | #define RROP_WHITE GXset
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| 997 | #define RROP_NOP GXnoop
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| 998 | #define RROP_INVERT GXinvert
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| 999 |
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| 1000 | /* macros for mfbbitblt.c, mfbfillsp.c
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| 1001 | these let the code do one switch on the rop per call, rather
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| 1002 | than a switch on the rop per item (span or rectangle.)
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| 1003 | */
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| 1004 |
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| 1005 | #define fnCLEAR(src, dst) (0)
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| 1006 | #define fnAND(src, dst) (src & dst)
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| 1007 | #define fnANDREVERSE(src, dst) (src & ~dst)
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| 1008 | #define fnCOPY(src, dst) (src)
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| 1009 | #define fnANDINVERTED(src, dst) (~src & dst)
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| 1010 | #define fnNOOP(src, dst) (dst)
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| 1011 | #define fnXOR(src, dst) (src ^ dst)
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| 1012 | #define fnOR(src, dst) (src | dst)
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| 1013 | #define fnNOR(src, dst) (~(src | dst))
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| 1014 | #define fnEQUIV(src, dst) (~src ^ dst)
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| 1015 | #define fnINVERT(src, dst) (~dst)
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| 1016 | #define fnORREVERSE(src, dst) (src | ~dst)
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| 1017 | #define fnCOPYINVERTED(src, dst)(~src)
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| 1018 | #define fnORINVERTED(src, dst) (~src | dst)
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| 1019 | #define fnNAND(src, dst) (~(src & dst))
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| 1020 | #undef fnSET
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| 1021 | #define fnSET(src, dst) (MfbBits)(~0)
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| 1022 |
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| 1023 | /* Using a "switch" statement is much faster in most cases
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| 1024 | * since the compiler can do a look-up table or multi-way branch
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| 1025 | * instruction, depending on the architecture. The result on
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| 1026 | * A Sun 3/50 is at least 2.5 times faster, assuming a uniform
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| 1027 | * distribution of RasterOp operation types.
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| 1028 | *
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| 1029 | * However, doing some profiling on a running system reveals
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| 1030 | * GXcopy is the operation over 99.5% of the time and
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| 1031 | * GXxor is the next most frequent (about .4%), so we make special
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| 1032 | * checks for those first.
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| 1033 | *
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| 1034 | * Note that this requires a change to the "calling sequence"
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| 1035 | * since we can't engineer a "switch" statement to have an lvalue.
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| 1036 | */
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| 1037 | #undef DoRop
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| 1038 | #define DoRop(result, alu, src, dst) \
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| 1039 | { \
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| 1040 | if (alu == GXcopy) \
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| 1041 | result = fnCOPY (src, dst); \
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| 1042 | else if (alu == GXxor) \
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| 1043 | result = fnXOR (src, dst); \
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| 1044 | else \
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| 1045 | switch (alu) \
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| 1046 | { \
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| 1047 | case GXclear: \
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| 1048 | result = fnCLEAR (src, dst); \
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| 1049 | break; \
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| 1050 | case GXand: \
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| 1051 | result = fnAND (src, dst); \
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| 1052 | break; \
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| 1053 | case GXandReverse: \
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| 1054 | result = fnANDREVERSE (src, dst); \
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| 1055 | break; \
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| 1056 | case GXandInverted: \
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| 1057 | result = fnANDINVERTED (src, dst); \
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| 1058 | break; \
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| 1059 | default: \
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| 1060 | case GXnoop: \
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| 1061 | result = fnNOOP (src, dst); \
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| 1062 | break; \
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| 1063 | case GXor: \
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| 1064 | result = fnOR (src, dst); \
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| 1065 | break; \
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| 1066 | case GXnor: \
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| 1067 | result = fnNOR (src, dst); \
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| 1068 | break; \
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| 1069 | case GXequiv: \
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| 1070 | result = fnEQUIV (src, dst); \
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| 1071 | break; \
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| 1072 | case GXinvert: \
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| 1073 | result = fnINVERT (src, dst); \
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| 1074 | break; \
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| 1075 | case GXorReverse: \
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| 1076 | result = fnORREVERSE (src, dst); \
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| 1077 | break; \
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| 1078 | case GXcopyInverted: \
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| 1079 | result = fnCOPYINVERTED (src, dst); \
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| 1080 | break; \
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| 1081 | case GXorInverted: \
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| 1082 | result = fnORINVERTED (src, dst); \
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| 1083 | break; \
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| 1084 | case GXnand: \
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| 1085 | result = fnNAND (src, dst); \
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| 1086 | break; \
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| 1087 | case GXset: \
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| 1088 | result = fnSET (src, dst); \
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| 1089 | break; \
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| 1090 | } \
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| 1091 | }
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| 1092 |
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| 1093 |
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| 1094 | /* C expression fragments for various operations. These get passed in
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| 1095 | * as -D's on the compile command line. See mfb/Imakefile. This
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| 1096 | * fixes XBUG 6319.
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| 1097 | *
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| 1098 | * This seems like a good place to point out that mfb's use of the
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| 1099 | * words black and white is an unfortunate misnomer. In mfb code, black
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| 1100 | * means zero, and white means one.
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| 1101 | */
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| 1102 | #define MFB_OPEQ_WHITE |=
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| 1103 | #define MFB_OPEQ_BLACK &=~
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| 1104 | #define MFB_OPEQ_INVERT ^=
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| 1105 | #define MFB_EQWHOLEWORD_WHITE =~0
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| 1106 | #define MFB_EQWHOLEWORD_BLACK =0
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| 1107 | #define MFB_EQWHOLEWORD_INVERT ^=~0
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| 1108 | #define MFB_OP_WHITE /* nothing */
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| 1109 | #define MFB_OP_BLACK ~
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| 1110 |
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| 1111 | #endif /* MFB_PROTOTYPES_ONLY */
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| 1112 | #endif /* _MFB_H_ */
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