forked from tTh/FloatImg
139 lines
2.8 KiB
C
139 lines
2.8 KiB
C
#include <stdio.h>
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#include <string.h>
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#include <stdlib.h>
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#include <unistd.h>
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#include <time.h>
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#include "../floatimg.h"
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int verbosity;
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/* --------------------------------------------------------------------- */
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#define T_BLACK 1
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#define T_DRAND48 2
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#define T_GRAY 3
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#define T_HDEG_A 4
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#define T_VDEG_A 5
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typedef struct {
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int code;
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char *name;
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} Type;
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Type types[] = {
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{ T_BLACK, "black" },
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{ T_DRAND48, "drand48" },
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{ T_GRAY, "gray" },
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{ T_GRAY, "grey" },
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{ T_HDEG_A, "hdeg" },
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{ T_VDEG_A, "vdeg" },
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{ 0, NULL }
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};
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static int get_type(char *name)
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{
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Type *type;
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#if DEBUG_LEVEL
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fprintf(stderr, ">>> %s ( '%s' )\n", __func__, name);
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#endif
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// #define TEST(str) ( ! strcmp(name, str) )
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for (type = types; type->code; type++) {
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if (!strcmp(name, type->name)) {
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return type->code;
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}
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}
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return -1;
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}
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/* --------------------------------------------------------------------- */
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static void help(int lj)
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{
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int foo;
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puts("Usage:\tmkfimg [options] quux.fimg width height");
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puts("\t-k N.N\tgive a float parameter");
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fputs("\t-t bla\thowto make the pic\n\t\t", stdout);
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for (foo=0; types[foo].code; foo++) {
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printf("%s ", types[foo].name);
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}
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puts("\n\t-v\tincrease verbosity");
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if (verbosity) fimg_print_version(1);
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exit(0);
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}
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/* --------------------------------------------------------------------- */
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int main(int argc, char *argv[])
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{
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int foo, opt;
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int width, height;
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char *fname;
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float fvalue = 0.01;
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int type = T_BLACK;
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char *tname = "wtf?";
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FloatImg fimg;
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while ((opt = getopt(argc, argv, "hk:t:v")) != -1) {
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switch(opt) {
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case 'h': help(0); break;
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case 'k': fvalue = atof(optarg); break;
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case 't': type = get_type(tname=optarg); break;
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case 'v': verbosity++; break;
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}
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}
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#if DEBUG_LEVEL
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fprintf(stderr, "argc %d optind %d\n", argc, optind);
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for (foo=0; foo<argc; foo++)
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fprintf(stderr, "%3d %s\n", foo, argv[foo]);
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#endif
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if (3 != argc-optind) {
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fprintf(stderr, "%s need filename, width & height\n", argv[0]);
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exit(1);
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}
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if (type < 0) {
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fprintf(stderr, "type '%s' is unknow\n", tname);
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exit(2);
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}
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fname = argv[optind];
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width = atoi(argv[optind+1]); height = atoi(argv[optind+2]);
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if (verbosity) fprintf(stderr, "making '%s' %d x %d\n", fname, width, height);
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srand48(getpid() ^ time(NULL));
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foo = fimg_create(&fimg, width, height, 3);
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if (foo) {
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fprintf(stderr, "create floatimg -> %d\n", foo);
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exit(3);
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}
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switch(type) {
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default:
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case T_BLACK: fimg_clear(&fimg); break;
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case T_DRAND48: fimg_drand48(&fimg, fvalue); break;
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case T_GRAY: fimg_rgb_constant(&fimg, fvalue, fvalue, fvalue);
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break;
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case T_HDEG_A: fimg_hdeg_a(&fimg, 1.0); break;
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case T_VDEG_A: fimg_vdeg_a(&fimg, 1.0); break;
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}
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foo = fimg_dump_to_file(&fimg, fname, 0);
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if (foo) {
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fprintf(stderr, "dump fimg -> %d\n", foo);
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exit(1);
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}
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return 0;
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}
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/* --------------------------------------------------------------------- */
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