prj/tech/libsrc/dev2d/mode.c

   1 /*
   2  * $Source: x:/prj/tech/libsrc/dev2d/RCS/mode.c $
   3  * $Revision: 1.3 $
   4  * $Author: TOML $
   5  * $Date: 1996/11/18 12:38:24 $
   6  *
   7  * Mode information tables.
   8  *
   9  * This file is part of the 2d library.
  10  *
  11  */
  12
  13 #include <grs.h>
  14 #include <mode.h>
  15
  16 grs_mode_info grd_mode_info[GRD_MODES] = {
  17    { GRM_320x200x8,   0x13,  320,  200,  8, 1, 0 },
  18    { GRM_320x200x8X,    -1,  320,  200,  8, 1, 0 },
  19    { GRM_320x400x8,     -1,  320,  400,  8, 1, 0 },
  20    { GRM_320x240x8,     -1,  320,  240,  8, 1, 0 },
  21    { GRM_320x480x8,     -1,  320,  480,  8, 1, 0 },
  22
  23 // Next come the variable vesa modes.  We do not know in advance what
  24 // the mode numbers are going to be.
  25
  26    { GRM_640x350x4,    0x0,  640,  350,  4, 0, 0 },
  27    { GRM_640x400x4,    0x0,  640,  400,  4, 0, 0 },
  28    { GRM_640x480x4,    0x0,  640,  480,  4, 0, 0 },
  29    { GRM_800x600x4,    0x0,  800,  600,  4, 0, 0 },
  30    { GRM_1024x768x4,   0x0, 1024,  768,  4, 0, 0 },
  31    { GRM_1280x1024x4,  0x0, 1280, 1024,  4, 0, 0 },
  32    { GRM_1600x1200x4,  0x0, 1600, 1200,  4, 0, 0 },
  33
  34    { GRM_320x200x8S,   0x0,  320,  200,  8, 1, 0 },
  35    { GRM_320x240x8S,   0x0,  320,  240,  8, 1, 0 },
  36    { GRM_320x400x8S,   0x0,  320,  400,  8, 1, 0 },
  37    { GRM_360x200x8,    0x0,  360,  200,  8, 1, 0 },
  38    { GRM_360x240x8,    0x0,  360,  240,  8, 1, 0 },
  39    { GRM_360x400x8,    0x0,  360,  400,  8, 1, 0 },
  40    { GRM_640x350x8,    0x0,  640,  350,  8, 1, 0 },
  41    { GRM_640x400x8,    0x0,  640,  400,  8, 1, 0 },
  42    { GRM_640x480x8,    0x0,  640,  480,  8, 1, 0 },
  43    { GRM_800x600x8,    0x0,  800,  600,  8, 1, 0 },
  44    { GRM_1024x768x8,   0x0, 1024,  768,  8, 1, 0 },
  45    { GRM_1280x1024x8,  0x0, 1280, 1024,  8, 1, 0 },
  46    { GRM_1600x1200x8,  0x0, 1600, 1200,  8, 1, 0 },
  47
  48    { GRM_320x200x15,   0x0,  320,  200, 15, 1, 0 },
  49    { GRM_320x240x15,   0x0,  320,  240, 15, 1, 0 },
  50    { GRM_320x400x15,   0x0,  320,  400, 15, 1, 0 },
  51    { GRM_360x200x15,   0x0,  360,  200, 15, 1, 0 },
  52    { GRM_360x240x15,   0x0,  360,  240, 15, 1, 0 },
  53    { GRM_360x400x15,   0x0,  360,  400, 15, 1, 0 },
  54    { GRM_640x350x15,   0x0,  640,  350, 15, 1, 0 },
  55    { GRM_640x400x15,   0x0,  640,  400, 15, 1, 0 },
  56    { GRM_640x480x15,   0x0,  640,  480, 15, 1, 0 },
  57    { GRM_800x600x15,   0x0,  800,  600, 15, 1, 0 },
  58    { GRM_1024x768x15,  0x0, 1024,  768, 15, 1, 0 },
  59    { GRM_1280x1024x15, 0x0, 1280, 1024, 15, 1, 0 },
  60    { GRM_1600x1200x15, 0x0, 1600, 1200, 15, 1, 0 },
  61
  62    { GRM_320x200x16,   0x0,  320,  200, 16, 1, 0 },
  63    { GRM_320x240x16,   0x0,  320,  240, 16, 1, 0 },
  64    { GRM_320x400x16,   0x0,  320,  400, 16, 1, 0 },
  65    { GRM_360x200x16,   0x0,  360,  200, 16, 1, 0 },
  66    { GRM_360x240x16,   0x0,  360,  240, 16, 1, 0 },
  67    { GRM_360x400x16,   0x0,  360,  400, 16, 1, 0 },
  68    { GRM_640x350x16,   0x0,  640,  350, 16, 1, 0 },
  69    { GRM_640x400x16,   0x0,  640,  400, 16, 1, 0 },
  70    { GRM_640x480x16,   0x0,  640,  480, 16, 1, 0 },
  71    { GRM_800x600x16,   0x0,  800,  600, 16, 1, 0 },
  72    { GRM_1024x768x16,  0x0, 1024,  768, 16, 1, 0 },
  73    { GRM_1280x1024x16, 0x0, 1280, 1024, 16, 1, 0 },
  74    { GRM_1600x1200x16, 0x0, 1600, 1200, 16, 1, 0 },
  75
  76    { GRM_320x200x24,   0x0,  320,  200, 24, 0, 0 },
  77    { GRM_320x240x24,   0x0,  320,  240, 24, 0, 0 },
  78    { GRM_320x400x24,   0x0,  320,  400, 24, 0, 0 },
  79    { GRM_360x200x24,   0x0,  360,  200, 24, 0, 0 },
  80    { GRM_360x240x24,   0x0,  360,  240, 24, 0, 0 },
  81    { GRM_360x400x24,   0x0,  360,  400, 24, 0, 0 },
  82    { GRM_640x350x24,   0x0,  640,  350, 24, 0, 0 },
  83    { GRM_640x400x24,   0x0,  640,  400, 24, 0, 0 },
  84    { GRM_640x480x24,   0x0,  640,  480, 24, 0, 0 },
  85    { GRM_800x600x24,   0x0,  800,  600, 24, 0, 0 },
  86    { GRM_1024x768x24,  0x0, 1024,  768, 24, 0, 0 },
  87    { GRM_1280x1024x24, 0x0, 1280, 1024, 24, 0, 0 },
  88    { GRM_1600x1200x24, 0x0, 1600, 1200, 24, 0, 0 },
  89
  90    { GRM_320x200x32,   0x0,  320,  200, 32, 0, 0 },
  91    { GRM_320x240x32,   0x0,  320,  240, 32, 0, 0 },
  92    { GRM_320x400x32,   0x0,  320,  400, 32, 0, 0 },
  93    { GRM_360x200x32,   0x0,  360,  200, 32, 0, 0 },
  94    { GRM_360x240x32,   0x0,  360,  240, 32, 0, 0 },
  95    { GRM_360x400x32,   0x0,  360,  400, 32, 0, 0 },
  96    { GRM_640x350x32,   0x0,  640,  350, 32, 0, 0 },
  97    { GRM_640x400x32,   0x0,  640,  400, 32, 0, 0 },
  98    { GRM_640x480x32,   0x0,  640,  480, 32, 0, 0 },
  99    { GRM_800x600x32,   0x0,  800,  600, 32, 0, 0 },
 100    { GRM_1024x768x32,  0x0, 1024,  768, 32, 0, 0 },
 101    { GRM_1280x1024x32, 0x0, 1280, 1024, 32, 0, 0 },
 102    { GRM_1600x1200x32, 0x0, 1600, 1200, 32, 0, 0 },
 103
 104    { GRM_400x300x8,    0x0,  400,  300,  8, 1, 0 },
 105    { GRM_512x384x8,    0x0,  512,  384,  8, 1, 0 },
 106    { GRM_400x300x15,   0x0,  400,  300, 15, 1, 0 },
 107    { GRM_512x384x15,   0x0,  512,  384, 15, 1, 0 },
 108    { GRM_400x300x16,   0x0,  400,  300, 16, 1, 0 },
 109    { GRM_512x384x16,   0x0,  512,  384, 16, 1, 0 },
 110    { GRM_400x300x24,   0x0,  400,  300, 24, 0, 0 },
 111    { GRM_512x384x24,   0x0,  512,  384, 24, 0, 0 },
 112    { GRM_400x300x32,   0x0,  400,  300, 32, 0, 0 },
 113    { GRM_512x384x32,   0x0,  512,  384, 32, 0, 0 },
 114 };
 115
 116 const char * grd_mode_names[GRD_MODES] = {
 117    "320x200x8",
 118    "320x200x8X",
 119    "320x400x8",
 120    "320x240x8",
 121    "320x480x8",
 122    "640x350x4",
 123    "640x400x4",
 124    "640x480x4",
 125    "800x600x4",
 126    "1024x768x4",
 127    "1280x1024x4",
 128    "1600x1200x4",
 129    "320x200x8S",
 130    "320x240x8S",
 131    "320x400x8S",
 132    "360x200x8",
 133    "360x240x8",
 134    "360x400x8",
 135    "640x350x8",
 136    "640x400x8",
 137    "640x480x8",
 138    "800x600x8",
 139    "1024x768x8",
 140    "1280x1024x8",
 141    "1600x1200x8",
 142    "320x200x15",
 143    "320x240x15",
 144    "320x400x15",
 145    "360x200x15",
 146    "360x240x15",
 147    "360x400x15",
 148    "640x350x15",
 149    "640x400x15",
 150    "640x480x15",
 151    "800x600x15",
 152    "1024x768x15",
 153    "1280x1024x15",
 154    "1600x1200x15",
 155    "320x200x16",
 156    "320x240x16",
 157    "320x400x16",
 158    "360x200x16",
 159    "360x240x16",
 160    "360x400x16",
 161    "640x350x16",
 162    "640x400x16",
 163    "640x480x16",
 164    "800x600x16",
 165    "1024x768x16",
 166    "1280x1024x16",
 167    "1600x1200x16",
 168    "320x200x24",
 169    "320x240x24",
 170    "320x400x24",
 171    "360x200x24",
 172    "360x240x24",
 173    "360x400x24",
 174    "640x350x24",
 175    "640x400x24",
 176    "640x480x24",
 177    "800x600x24",
 178    "1024x768x24",
 179    "1280x1024x24",
 180    "1600x1200x24",
 181    "320x200x32",
 182    "320x240x32",
 183    "320x400x32",
 184    "360x200x32",
 185    "360x240x32",
 186    "360x400x32",
 187    "640x350x32",
 188    "640x400x32",
 189    "640x480x32",
 190    "800x600x32",
 191    "1024x768x32",
 192    "1280x1024x32",
 193    "1600x1200x32",
 194    "400x300x8",
 195    "512x384x8",
 196    "400x300x15",
 197    "512x384x15",
 198    "400x300x16",
 199    "512x384x16",
 200    "400x300x24",
 201    "512x384x24",
 202    "400x300x32",
 203    "512x384x32",
 204 };
 205
 206
 207 // Finds the first 2d mode with w,h, and bitdepth. Differs
 208 // from gr_find_mode() in that it doesn't care whether the
 209 // mode is really supported by the current hardware
 210 int gr_mode_from_info(int w, int h, int bitDepth)
 211 {
 212    int i;
 213    grs_mode_info *info;
 214
 215    for (i = 0, info = grd_mode_info; i < GRD_MODES; i++, info++) {
 216       if (info->w==w && info->h==h && info->bitDepth==bitDepth)
 217          return i;
 218    }
 219    return -1;
 220 }
 221
 222 // Get a human-readable form of the mode name
 223 const char * gr_mode_name(int mode)
 224 {
 225    if (mode < GRD_MODES)
 226       return grd_mode_names[mode];
 227    return "Unknown";
 228 }