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feat: change orientation (#7)

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* feat: change orientation (wip)

* wip

* working rotation

* small fix in help
This commit is contained in:
Klemek
2025-06-05 12:03:15 +02:00
committed by GitHub
parent 533960f46f
commit 0172286d9a
6 changed files with 34 additions and 19 deletions
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src/args.c
+14 -4
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@@ -20,8 +20,9 @@ void print_help(int status_code) {
"[-p=PIXEL_SIZE] "
"[-s=SLOPE] "
"[-c=R,G,B] "
"[--var=R,G,B] "
"[-vr=VAR_RANGE]"
"[-va=R,G,B] "
"[-vr=VAR_RANGE] "
"[-r=ROTATION] "
// "[-m]"
"\n\n"
"generate a marble-like pattern bitmap image, blazing fast.\n\n"
@@ -38,6 +39,7 @@ void print_help(int status_code) {
" -va, --variation fixed variation [0-255,0-255,0-255] (default: "
"random)\n"
" -vr, --var-range random variation range [0-255] (default: 30)\n"
" -r, --rotation start corner rotation [0-3] (default: random)\n"
// " -m, --monochrome black & white generation\n"
);
exit(status_code);
@@ -131,6 +133,7 @@ parameters parse_args(int argc, char **argv) {
bool slope_set = false;
bool start_set = false;
bool var_set = false;
bool rot_set = false;
int i;
char *arg;
@@ -182,8 +185,11 @@ parameters parse_args(int argc, char **argv) {
var_set = true;
} else if (is_arg(arg, "-vr") || is_arg(arg, "--var-range")) {
var_range = parse_char(arg, value);
// } else if (is_arg(arg, "-m") || is_arg(arg, "--monochrome")) {
// params.monochrome = true;
} else if (is_arg(arg, "-r") || is_arg(arg, "--rotation")) {
params.rotation = parse_char(arg, value) % 4;
rot_set = true;
} else if (is_arg(arg, "-m") || is_arg(arg, "--monochrome")) {
params.monochrome = true;
} else {
invalid_arg(arg);
}
@@ -216,5 +222,9 @@ parameters parse_args(int argc, char **argv) {
params.var[2] = rand_uchar(var_range);
}
if (!rot_set) {
params.rotation = rand_uchar(4);
}
return params;
}