bla

tools/fimgops.c

@@ -66,8 +66,8 @@ static void help(int lj)
 puts("usage:\n\tfimgops [options] A.fimg B.fimg operator D.fimg");
 puts("options:");
 // puts("\t-g              convert output to gray");
-puts("\t-k N.N          set float value");
-puts("\t-v              increase verbosity");
+printf("\t-k N.N\t\tset float value (def=%.3f)\n", global_fvalue);
+puts("\t-v\t\tincrease verbosity");
 pr_opcodes();
 if (verbosity) fimg_print_version(1);
 exit(0);
@@ -107,9 +107,10 @@ int main(int argc, char *argv[])
 {
 int		foo, opt, action;
 char		*operator;
-
 FloatImg	srcA, srcB, dest;
 
+global_fvalue = 0.5;
+
 while ((opt = getopt(argc, argv, "hk:v")) != -1) {
 	switch(opt) {
 		case 'g':					break;