1 /* $NetBSD: hpccmap_gen.c,v 1.5 2005/12/11 12:21:22 christos 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 1.5 2005/12/11 12:21:22 christos 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
main(int ac,char * av[])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
rgb_separate_out(void * ctxx,int idx,unsigned char r,unsigned char g,unsigned char b)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
cmap_gen(output_func func,void * ctx)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 }
147