forked from tTh/FloatImg
91 lines
1.9 KiB
C
91 lines
1.9 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 "../floatimg.h"
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int verbosity;
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/* --------------------------------------------------------------------- */
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#define T_BLACK 0
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#define T_DRAND48 1
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#define T_RGB_0 2
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static int get_type(char *name)
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{
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fprintf(stderr, ">>> %s ( '%s' )\n", __func__, name);
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#define TEST(str) ( ! strcmp(name, str) )
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if TEST("black") return T_BLACK;
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if TEST("drand48") return T_DRAND48;
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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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puts("Usage:\n\tmkfimg [options] quux.fimg width height\n");
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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;
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int type = 0;
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FloatImg fimg;
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while ((opt = getopt(argc, argv, "ht:v")) != -1) {
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switch(opt) {
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case 'h': help(0); break;
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case 't': type = get_type(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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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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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(1);
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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, 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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