xorg-server-1.4/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 #ifdef FB_24BIT
  93 #define BRESSOLID   fbBresSolid24
  94 #define BRESDASH    fbBresDash24
  95 #define DOTS        fbDots24
  96 #define ARC         fbArc24
  97 #define POLYLINE    fbPolyline24
  98 #define POLYSEGMENT fbPolySegment24
  99
 100 #define BITS        CARD32
 101 #define BITSUNIT    BYTE
 102 #define BITSMUL     3
 103
 104 #define FbDoTypeStore(b,t,x,s)  WRITE(((t *) (b)), (x) >> (s))
 105 #define FbDoTypeRRop(b,t,a,x,s) WRITE((t *) (b), FbDoRRop(READ((t *) (b)),\
 106                                                           (a) >> (s), \
 107                                                           (x) >> (s)))
 108 #define FbDoTypeMaskRRop(b,t,a,x,m,s) WRITE((t *) (b), FbDoMaskRRop(READ((t *) (b)),\
 109                                                                     (a) >> (s), \
 110                                                                     (x) >> (s), \
 111                                                                     (m) >> (s)))
 112 #if BITMAP_BIT_ORDER == LSBFirst
 113 #define BITSSTORE(b,x)  ((unsigned long) (b) & 1 ? \
 114                          (FbDoTypeStore (b, CARD8, x, 0), \
 115                           FbDoTypeStore ((b) + 1, CARD16, x, 8)) : \
 116                          (FbDoTypeStore (b, CARD16, x, 0), \
 117                           FbDoTypeStore ((b) + 2, CARD8, x, 16)))
 118 #define BITSRROP(b,a,x) ((unsigned long) (b) & 1 ? \
 119                          (FbDoTypeRRop(b,CARD8,a,x,0), \
 120                           FbDoTypeRRop((b)+1,CARD16,a,x,8)) : \
 121                          (FbDoTypeRRop(b,CARD16,a,x,0), \
 122                           FbDoTypeRRop((b)+2,CARD8,a,x,16)))
 123 #else
 124 #define BITSSTORE(b,x)  ((unsigned long) (b) & 1 ? \
 125                          (FbDoTypeStore (b, CARD8, x, 16), \
 126                           FbDoTypeStore ((b) + 1, CARD16, x, 0)) : \
 127                          (FbDoTypeStore (b, CARD16, x, 8), \
 128                           FbDoTypeStore ((b) + 2, CARD8, x, 0)))
 129 #define BITSRROP(b,a,x) ((unsigned long) (b) & 1 ? \
 130                          (FbDoTypeRRop (b, CARD8, a, x, 16), \
 131                           FbDoTypeRRop ((b) + 1, CARD16, a, x, 0)) : \
 132                          (FbDoTypeRRop (b, CARD16, a, x, 8), \
 133                           FbDoTypeRRop ((b) + 2, CARD8, a, x, 0)))
 134 #endif
 135
 136 #include "fbbits.h"
 137
 138 #undef BITSSTORE
 139 #undef BITSRROP
 140 #undef BITSMUL
 141 #undef BITSUNIT
 142 #undef BITS
 143
 144 #undef BRESSOLID
 145 #undef BRESDASH
 146 #undef DOTS
 147 #undef ARC
 148 #undef POLYLINE
 149 #undef POLYSEGMENT
 150 #endif /* FB_24BIT */
 151
 152 #define BRESSOLID   fbBresSolid32
 153 #define BRESDASH    fbBresDash32
 154 #define DOTS        fbDots32
 155 #define ARC         fbArc32
 156 #define GLYPH       fbGlyph32
 157 #define POLYLINE    fbPolyline32
 158 #define POLYSEGMENT fbPolySegment32
 159 #define BITS        CARD32
 160 #if FB_SHIFT == 6
 161 #define BITS2       FbBits
 162 #endif
 163
 164 #include "fbbits.h"
 165
 166 #undef BRESSOLID
 167 #undef BRESDASH
 168 #undef DOTS
 169 #undef ARC
 170 #undef GLYPH
 171 #undef POLYLINE
 172 #undef POLYSEGMENT
 173 #undef BITS
 174 #if FB_SHIFT == 6
 175 #undef BITS2
 176 #endif