sys/dev/hpc/hpccmap_gen.c

   1 /*      $NetBSD: hpccmap_gen.c,v 1.3.22.3 2004/09/21 13:27:37 skrll Exp $       */
   2
   3 /*-
   4  * Copyright (c) 1999
   5  *         Shin Takemura and PocketBSD Project. All rights reserved.
   6  *
   7  * Redistribution and use in source and binary forms, with or without
   8  * modification, are permitted provided that the following conditions
   9  * are met:
  10  * 1. Redistributions of source code must retain the above copyright
  11  *    notice, this list of conditions and the following disclaimer.
  12  * 2. Redistributions in binary form must reproduce the above copyright
  13  *    notice, this list of conditions and the following disclaimer in the
  14  *    documentation and/or other materials provided with the distribution.
  15  * 3. All advertising materials mentioning features or use of this software
  16  *    must display the following acknowledgement:
  17  *      This product includes software developed by the PocketBSD project
  18  *      and its contributors.
  19  * 4. Neither the name of the project nor the names of its contributors
  20  *    may be used to endorse or promote products derived from this software
  21  *    without specific prior written permission.
  22  *
  23  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
  24  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  25  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  26  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
  27  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  28  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  29  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  30  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  31  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  32  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  33  * SUCH DAMAGE.
  34  *
  35  */
  36
  37 #include <sys/cdefs.h>
  38 __RCSID("$NetBSD: hpccmap_gen.c,v 1.3.22.3 2004/09/21 13:27:37 skrll Exp $");
  39
  40 typedef unsigned char u_char;
  41 typedef void (*output_func)(void*, int, u_char,  u_char, u_char);
  42
  43 void main(int ac, char *av[]);
  44 void rgb_separate_out(void*, int, u_char, u_char, u_char);
  45 void cmap_gen(output_func, void *);
  46
  47 unsigned char compo6[6] = {   0,  51, 102, 153, 204, 255 };
  48 unsigned char compo7[7] = {   0,  42,  85, 127, 170, 212, 255 };
  49
  50 void
  51 main(int ac, char *av[])
  52 {
  53         int i;
  54         char *rgb = "rgb";
  55
  56         printf("/*\n");
  57         printf(" *  Do not edit.\n");
  58         printf(" *  This file is automatically generated by hpccmap_gen.\n");
  59         printf(" */\n");
  60         printf("#include <dev/hpc/hpccmapar.h>\n");
  61         for (i = 0; i < 3; i++) {
  62                 printf("unsigned char bivideo_cmap_%c[256] = {\n", rgb[i]);
  63                 cmap_gen(rgb_separate_out, (void*)i);
  64                 printf("};\n");
  65         }
  66 }
  67
  68 void
  69 rgb_separate_out(void *ctxx, int idx, unsigned char r, unsigned char g,
  70     unsigned char b)
  71 {
  72         int rgb = (int)ctxx;
  73
  74         if ((idx % 16) == 0)
  75                 printf("\t");
  76         switch(rgb) {
  77         case 0:
  78                 printf("%3d,", r);
  79                 break;
  80         case 1:
  81                 printf("%3d,", g);
  82                 break;
  83         case 2:
  84                 printf("%3d,", b);
  85                 break;
  86         }
  87         if ((idx % 16) == 15)
  88                 printf("\n");
  89 }
  90
  91 void
  92 cmap_gen(output_func func, void *ctx)
  93 {
  94         int i, r, g, b;
  95
  96         i = 0;
  97
  98         /*
  99          * 0 - 15, for ANSI escape sequence
 100          * (see sys/dev/rasops/rasops.c)
 101          */
 102         (*func)(ctx, i++, 0x00, 0x00, 0x00); /* black   */
 103         (*func)(ctx, i++, 0x7f, 0x00, 0x00); /* red     */
 104         (*func)(ctx, i++, 0x00, 0x7f, 0x00); /* green   */
 105         (*func)(ctx, i++, 0x7f, 0x7f, 0x00); /* brown   */
 106         (*func)(ctx, i++, 0x00, 0x00, 0x7f); /* blue    */
 107         (*func)(ctx, i++, 0x7f, 0x00, 0x7f); /* magenta */
 108         (*func)(ctx, i++, 0x00, 0x7f, 0x7f); /* cyan    */
 109         (*func)(ctx, i++, 0xc7, 0xc7, 0xc7); /* white   */
 110
 111         (*func)(ctx, i++, 0x7f, 0x7f, 0x7f); /* black   */
 112         (*func)(ctx, i++, 0xff, 0x00, 0x00); /* red     */
 113         (*func)(ctx, i++, 0x00, 0xff, 0x00); /* green   */
 114         (*func)(ctx, i++, 0xff, 0xff, 0x00); /* brown   */
 115         (*func)(ctx, i++, 0x00, 0x00, 0xff); /* blue    */
 116         (*func)(ctx, i++, 0xff, 0x00, 0xff); /* magenta */
 117         (*func)(ctx, i++, 0x00, 0xff, 0xff); /* cyan    */
 118         (*func)(ctx, i++, 0xff, 0xff, 0xff); /* white   */
 119
 120         /*
 121          * 16 - 31, gray scale
 122          */
 123         for (; i < 32; i++) {
 124                 (*func)(ctx, i, (i - 16) * 17, (i - 16) * 17, (i - 16) * 17);
 125         }
 126
 127         /*
 128          * 32 - 247, RGB color
 129          */
 130         for (r = 0; r < 6; r++) {
 131                 for (g = 0; g < 6; g++) {
 132                         for (b = 0; b < 6; b++) {
 133                                 (*func)(ctx, i,
 134                                     compo6[r], compo6[g], compo6[b]);
 135                                 i++;
 136                         }
 137                 }
 138         }
 139
 140         /*
 141          * 248 - 255, just white
 142          */
 143         for ( ; i < 256; i++) {
 144                 (*func)(ctx, i, 255, 255, 255);
 145         }
 146 }