fb/fbbits.c

   1 /*
   2  * Copyright © 1998 Keith Packard
   3  *
   4  * Permission to use, copy, modify, distribute, and sell this software and its
   5  * documentation for any purpose is hereby granted without fee, provided that
   6  * the above copyright notice appear in all copies and that both that
   7  * copyright notice and this permission notice appear in supporting
   8  * documentation, and that the name of Keith Packard not be used in
   9  * advertising or publicity pertaining to distribution of the software without
  10  * specific, written prior permission.  Keith Packard makes no
  11  * representations about the suitability of this software for any purpose.  It
  12  * is provided "as is" without express or implied warranty.
  13  *
  14  * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
  15  * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
  16  * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR
  17  * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
  18  * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
  19  * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
  20  * PERFORMANCE OF THIS SOFTWARE.
  21  */
  22
  23 #ifdef HAVE_DIX_CONFIG_H
  24 #include <dix-config.h>
  25 #endif
  26
  27 #include "fb.h"
  28 #include "miline.h"
  29 #include "mizerarc.h"
  30
  31 #undef BRESSOLID
  32 #undef BRESDASH
  33 #undef DOTS
  34 #undef ARC
  35 #undef GLYPH
  36 #undef BITS
  37 #undef BITS2
  38 #undef BITS4
  39
  40 #define BRESSOLID   fbBresSolid8
  41 #define BRESDASH    fbBresDash8
  42 #define DOTS        fbDots8
  43 #define ARC         fbArc8
  44 #define GLYPH       fbGlyph8
  45 #define POLYLINE    fbPolyline8
  46 #define POLYSEGMENT fbPolySegment8
  47 #define BITS        BYTE
  48 #define BITS2       CARD16
  49 #define BITS4       CARD32
  50
  51 #include "fbbits.h"
  52
  53 #undef BRESSOLID
  54 #undef BRESDASH
  55 #undef DOTS
  56 #undef ARC
  57 #undef GLYPH
  58 #undef POLYLINE
  59 #undef POLYSEGMENT
  60 #undef BITS
  61 #undef BITS2
  62 #undef BITS4
  63
  64 #define BRESSOLID   fbBresSolid16
  65 #define BRESDASH    fbBresDash16
  66 #define DOTS        fbDots16
  67 #define ARC         fbArc16
  68 #define GLYPH       fbGlyph16
  69 #define POLYLINE    fbPolyline16
  70 #define POLYSEGMENT fbPolySegment16
  71 #define BITS        CARD16
  72 #define BITS2       CARD32
  73 #if FB_SHIFT == 6
  74 #define BITS4       FbBits
  75 #endif
  76
  77 #include "fbbits.h"
  78
  79 #undef BRESSOLID
  80 #undef BRESDASH
  81 #undef DOTS
  82 #undef ARC
  83 #undef GLYPH
  84 #undef POLYLINE
  85 #undef POLYSEGMENT
  86 #undef BITS
  87 #undef BITS2
  88 #if FB_SHIFT == 6
  89 #undef BITS4
  90 #endif
  91
  92 #define BRESSOLID   fbBresSolid24
  93 #define BRESDASH    fbBresDash24
  94 #define DOTS        fbDots24
  95 #define ARC         fbArc24
  96 #define POLYLINE    fbPolyline24
  97 #define POLYSEGMENT fbPolySegment24
  98
  99 #define BITS        CARD32
 100 #define BITSUNIT    BYTE
 101 #define BITSMUL     3
 102
 103 #define FbDoTypeStore(b,t,x,s)  WRITE(((t *) (b)), (x) >> (s))
 104 #define FbDoTypeRRop(b,t,a,x,s) WRITE((t *) (b), FbDoRRop(READ((t *) (b)),\
 105                                                           (a) >> (s), \
 106                                                           (x) >> (s)))
 107 #define FbDoTypeMaskRRop(b,t,a,x,m,s) WRITE((t *) (b), FbDoMaskRRop(READ((t *) (b)),\
 108                                                                     (a) >> (s), \
 109                                                                     (x) >> (s), \
 110                                                                     (m) >> (s)))
 111 #if BITMAP_BIT_ORDER == LSBFirst
 112 #define BITSSTORE(b,x)  ((unsigned long) (b) & 1 ? \
 113                          (FbDoTypeStore (b, CARD8, x, 0), \
 114                           FbDoTypeStore ((b) + 1, CARD16, x, 8)) : \
 115                          (FbDoTypeStore (b, CARD16, x, 0), \
 116                           FbDoTypeStore ((b) + 2, CARD8, x, 16)))
 117 #define BITSRROP(b,a,x) ((unsigned long) (b) & 1 ? \
 118                          (FbDoTypeRRop(b,CARD8,a,x,0), \
 119                           FbDoTypeRRop((b)+1,CARD16,a,x,8)) : \
 120                          (FbDoTypeRRop(b,CARD16,a,x,0), \
 121                           FbDoTypeRRop((b)+2,CARD8,a,x,16)))
 122 #else
 123 #define BITSSTORE(b,x)  ((unsigned long) (b) & 1 ? \
 124                          (FbDoTypeStore (b, CARD8, x, 16), \
 125                           FbDoTypeStore ((b) + 1, CARD16, x, 0)) : \
 126                          (FbDoTypeStore (b, CARD16, x, 8), \
 127                           FbDoTypeStore ((b) + 2, CARD8, x, 0)))
 128 #define BITSRROP(b,a,x) ((unsigned long) (b) & 1 ? \
 129                          (FbDoTypeRRop (b, CARD8, a, x, 16), \
 130                           FbDoTypeRRop ((b) + 1, CARD16, a, x, 0)) : \
 131                          (FbDoTypeRRop (b, CARD16, a, x, 8), \
 132                           FbDoTypeRRop ((b) + 2, CARD8, a, x, 0)))
 133 #endif
 134
 135 #include "fbbits.h"
 136
 137 #undef BITSSTORE
 138 #undef BITSRROP
 139 #undef BITSMUL
 140 #undef BITSUNIT
 141 #undef BITS
 142
 143 #undef BRESSOLID
 144 #undef BRESDASH
 145 #undef DOTS
 146 #undef ARC
 147 #undef POLYLINE
 148 #undef POLYSEGMENT
 149
 150 #define BRESSOLID   fbBresSolid32
 151 #define BRESDASH    fbBresDash32
 152 #define DOTS        fbDots32
 153 #define ARC         fbArc32
 154 #define GLYPH       fbGlyph32
 155 #define POLYLINE    fbPolyline32
 156 #define POLYSEGMENT fbPolySegment32
 157 #define BITS        CARD32
 158 #if FB_SHIFT == 6
 159 #define BITS2       FbBits
 160 #endif
 161
 162 #include "fbbits.h"
 163
 164 #undef BRESSOLID
 165 #undef BRESDASH
 166 #undef DOTS
 167 #undef ARC
 168 #undef GLYPH
 169 #undef POLYLINE
 170 #undef POLYSEGMENT
 171 #undef BITS
 172 #if FB_SHIFT == 6
 173 #undef BITS2
 174 #endif