xref: /netbsd/sys/dev/hpc/hpccmap_gen.c (revision bf9ec67e)
1 /*	$NetBSD: hpccmap_gen.c,v 1.3 2001/06/04 18:59:31 uch 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 typedef unsigned char u_char;
38 typedef void (*output_func)(void*, int, u_char,  u_char, u_char);
39 
40 void main(int ac, char *av[]);
41 void rgb_separate_out(void*, int, u_char, u_char, u_char);
42 void cmap_gen(output_func, void *);
43 
44 unsigned char compo6[6] = {   0,  51, 102, 153, 204, 255 };
45 unsigned char compo7[7] = {   0,  42,  85, 127, 170, 212, 255 };
46 
47 void
48 main(int ac, char *av[])
49 {
50 	int i;
51 	char *rgb = "rgb";
52 
53 	printf("/*\n");
54 	printf(" *  Do not edit.\n");
55 	printf(" *  This file is automatically generated by hpccmap_gen.\n");
56 	printf(" */\n");
57 	printf("#include <dev/hpc/hpccmapar.h>\n");
58 	for (i = 0; i < 3; i++) {
59 		printf("unsigned char bivideo_cmap_%c[256] = {\n", rgb[i]);
60 		cmap_gen(rgb_separate_out, (void*)i);
61 		printf("};\n");
62 	}
63 }
64 
65 void
66 rgb_separate_out(void *ctxx, int idx, unsigned char r, unsigned char g,
67     unsigned char b)
68 {
69 	int rgb = (int)ctxx;
70 
71 	if ((idx % 16) == 0)
72 		printf("\t");
73 	switch(rgb) {
74 	case 0:
75 		printf("%3d,", r);
76 		break;
77 	case 1:
78 		printf("%3d,", g);
79 		break;
80 	case 2:
81 		printf("%3d,", b);
82 		break;
83 	}
84 	if ((idx % 16) == 15)
85 		printf("\n");
86 }
87 
88 void
89 cmap_gen(output_func func, void *ctx)
90 {
91 	int i, r, g, b;
92 
93 	i = 0;
94 
95 	/*
96 	 * 0 - 15, for ANSI escape sequence
97 	 * (see sys/dev/rasops/rasops.c)
98 	 */
99 	(*func)(ctx, i++, 0x00, 0x00, 0x00); /* black	*/
100 	(*func)(ctx, i++, 0x7f, 0x00, 0x00); /* red	*/
101 	(*func)(ctx, i++, 0x00, 0x7f, 0x00); /* green	*/
102 	(*func)(ctx, i++, 0x7f, 0x7f, 0x00); /* brown	*/
103 	(*func)(ctx, i++, 0x00, 0x00, 0x7f); /* blue	*/
104 	(*func)(ctx, i++, 0x7f, 0x00, 0x7f); /* magenta	*/
105 	(*func)(ctx, i++, 0x00, 0x7f, 0x7f); /* cyan	*/
106 	(*func)(ctx, i++, 0xc7, 0xc7, 0xc7); /* white	*/
107 
108 	(*func)(ctx, i++, 0x7f, 0x7f, 0x7f); /* black	*/
109 	(*func)(ctx, i++, 0xff, 0x00, 0x00); /* red	*/
110 	(*func)(ctx, i++, 0x00, 0xff, 0x00); /* green	*/
111 	(*func)(ctx, i++, 0xff, 0xff, 0x00); /* brown	*/
112 	(*func)(ctx, i++, 0x00, 0x00, 0xff); /* blue	*/
113 	(*func)(ctx, i++, 0xff, 0x00, 0xff); /* magenta	*/
114 	(*func)(ctx, i++, 0x00, 0xff, 0xff); /* cyan	*/
115 	(*func)(ctx, i++, 0xff, 0xff, 0xff); /* white	*/
116 
117 	/*
118 	 * 16 - 31, gray scale
119 	 */
120 	for (; i < 32; i++) {
121 		(*func)(ctx, i, (i - 16) * 17, (i - 16) * 17, (i - 16) * 17);
122 	}
123 
124 	/*
125 	 * 32 - 247, RGB color
126 	 */
127 	for (r = 0; r < 6; r++) {
128 		for (g = 0; g < 6; g++) {
129 			for (b = 0; b < 6; b++) {
130 				(*func)(ctx, i,
131 				    compo6[r], compo6[g], compo6[b]);
132 				i++;
133 			}
134 		}
135 	}
136 
137 	/*
138 	 * 248 - 255, just white
139 	 */
140 	for ( ; i < 256; i++) {
141 		(*func)(ctx, i, 255, 255, 255);
142 	}
143 }
144