adding a new tool : fimgops

This commit is contained in:
tth 2019-09-11 07:43:08 +02:00
parent 0eff0039eb
commit 9f42b813e7
3 changed files with 86 additions and 1 deletions

1
.gitignore vendored
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@ -36,3 +36,4 @@ tools/png2fimg
tools/addtga2fimg tools/addtga2fimg
tools/addpnm2fimg tools/addpnm2fimg
tools/cumulfimgs tools/cumulfimgs
tools/fimgops

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@ -9,7 +9,7 @@ DEPS = ../floatimg.h ../libfloatimg.a Makefile
# ---------- # ----------
all: fimg2pnm mkfimg png2fimg fimgstats fimg2png \ all: fimg2pnm mkfimg png2fimg fimgstats fimg2png \
addpnm2fimg cumulfimgs addpnm2fimg cumulfimgs fimgops
fimgstats: fimgstats.c $(DEPS) fimgstats: fimgstats.c $(DEPS)
gcc $(COPT) $< ../libfloatimg.a -o $@ gcc $(COPT) $< ../libfloatimg.a -o $@
@ -20,6 +20,9 @@ cumulfimgs: cumulfimgs.c $(DEPS)
mkfimg: mkfimg.c $(DEPS) mkfimg: mkfimg.c $(DEPS)
gcc $(COPT) $< ../libfloatimg.a -o $@ gcc $(COPT) $< ../libfloatimg.a -o $@
fimgops: fimgops.c $(DEPS)
gcc $(COPT) $< ../libfloatimg.a -o $@
fimg2pnm: fimg2pnm.c $(DEPS) fimg2pnm: fimg2pnm.c $(DEPS)
gcc $(COPT) $< ../libfloatimg.a -o $@ gcc $(COPT) $< ../libfloatimg.a -o $@

81
tools/fimgops.c Normal file
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@ -0,0 +1,81 @@
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <unistd.h>
#include "../floatimg.h"
int verbosity;
/* --------------------------------------------------------------------- */
#define OP_ADD 1
#define OP_MUL 2
typedef struct {
int code;
char *op;
} Opcode;
Opcode opcodes[] = {
{ OP_ADD, "add" },
{ OP_MUL, "mul" },
{ 0, NULL }
};
static void pr_opcodes(void)
{
Opcode *optr;
puts("operators:");
for (optr = opcodes; optr->code; optr++) {
printf("\t%-20s %d\n", optr->op, optr->code);
}
}
static int look_opcodes(char *txt)
{
Opcode *optr;
for (optr = opcodes; optr->code; optr++) {
if (!strcmp(txt, optr->op)) {
printf("found %s as %d\n", optr->op, optr->code);
return optr->code;
}
}
return -1;
}
/* --------------------------------------------------------------------- */
static void help(int lj)
{
puts("usage:\n\tfimgops [options] A.fimg B.fimg operator D.fimg");
pr_opcodes();
if (verbosity) fimg_print_version(1);
exit(0);
}
/* --------------------------------------------------------------------- */
int main(int argc, char *argv[])
{
int foo, opt;
float fvalue;
FloatImg fimg;
while ((opt = getopt(argc, argv, "hk:v")) != -1) {
switch(opt) {
case 'h': help(0); break;
case 'k': fvalue = atof(optarg); break;
case 'v': verbosity++; break;
}
}
#if DEBUG_LEVEL
fprintf(stderr, "argc %d optind %d\n", argc, optind);
for (foo=0; foo<argc; foo++)
fprintf(stderr, "%3d %s\n", foo, argv[foo]);
#endif
if (4 != argc-optind) {
fprintf(stderr, "%s need some arguments...\n", argv[0]);
exit(1);
}
return 0;
}
/* --------------------------------------------------------------------- */