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Allow mirroring only the X or Y axes (#1468)

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This commit is contained in:
Sylvie
2024-08-18 21:47:39 -04:00
committed by GitHub
parent b7290366cb
commit 356367bfd3
5 changed files with 51 additions and 23 deletions
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23
src/gfx/main.cpp
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@@ -144,14 +144,16 @@ static option const longopts[] = {
{"unique-tiles", no_argument, nullptr, 'u'},
{"version", no_argument, nullptr, 'V'},
{"verbose", no_argument, nullptr, 'v'},
{"mirror-x", no_argument, nullptr, 'X'},
{"trim-end", required_argument, nullptr, 'x'},
{"mirror-y", no_argument, nullptr, 'Y'},
{"columns", no_argument, nullptr, 'Z'},
{nullptr, no_argument, nullptr, 0 }
};
static void printUsage() {
fputs(
"Usage: rgbgfx [-r stride] [-CmOuVZ] [-v [-v ...]] [-a <attr_map> | -A]\n"
"Usage: rgbgfx [-r stride] [-CmOuVXYZ] [-v [-v ...]] [-a <attr_map> | -A]\n"
" [-b <base_ids>] [-c <colors>] [-d <depth>] [-L <slice>] [-N <nb_tiles>]\n"
" [-n <nb_pals>] [-o <out_file>] [-p <pal_file> | -P] [-q <pal_map> | -Q]\n"
" [-s <nb_colors>] [-t <tile_map> | -T] [-x <nb_tiles>] <file>\n"
@@ -466,8 +468,9 @@ static char *parseArgv(int argc, char *argv[]) {
}
break;
case 'm':
options.allowMirroring = true;
[[fallthrough]]; // Imply `-u`
options.allowMirroringX = true; // Imply `-X`
options.allowMirroringY = true; // Imply `-Y`
[[fallthrough]]; // Imply `-u`
case 'u':
options.allowDedup = true;
break;
@@ -582,6 +585,14 @@ static char *parseArgv(int argc, char *argv[]) {
error("Tile trim (-x) argument must be a valid number, not \"%s\"", musl_optarg);
}
break;
case 'X':
options.allowMirroringX = true;
options.allowDedup = true; // Imply `-u`
break;
case 'Y':
options.allowMirroringY = true;
options.allowDedup = true; // Imply `-u`
break;
case 'Z':
options.columnMajor = true;
break;
@@ -757,10 +768,12 @@ int main(int argc, char *argv[]) {
fputs("Options:\n", stderr);
if (options.columnMajor)
fputs("\tVisit image in column-major order\n", stderr);
if (options.allowMirroring)
fputs("\tAllow mirroring tiles\n", stderr);
if (options.allowDedup)
fputs("\tAllow deduplicating tiles\n", stderr);
if (options.allowMirroringX)
fputs("\tAllow deduplicating horizontally mirrored tiles\n", stderr);
if (options.allowMirroringY)
fputs("\tAllow deduplicating vertically mirrored tiles\n", stderr);
if (options.useColorCurve)
fputs("\tUse color curve\n", stderr);
fprintf(stderr, "\tBit depth: %" PRIu8 "bpp\n", options.bitDepth);