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Support rgbgfx -c dmg to imply -c dmg=e4

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Fixes #1776
This commit is contained in:
Rangi42
2025-08-05 14:18:25 -04:00
parent 504a45a4ed
commit a3983b7b0f
5 changed files with 21 additions and 3 deletions
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3
src/gfx/main.cpp
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@@ -322,6 +322,9 @@ static char *parseArgv(int argc, char *argv[]) {
options.palSpecType = Options::EMBEDDED;
} else if (strcasecmp(musl_optarg, "auto") == 0) {
options.palSpecType = Options::NO_SPEC;
} else if (strcasecmp(musl_optarg, "dmg") == 0) {
options.palSpecType = Options::DMG;
parseDmgPalSpec(0xE4); // Same darkest-first order as `sortGrayscale`
} else if (strncasecmp(musl_optarg, "dmg=", literal_strlen("dmg=")) == 0) {
options.palSpecType = Options::DMG;
parseDmgPalSpec(&musl_optarg[literal_strlen("dmg=")]);

6
src/gfx/pal_spec.cpp
View File

@@ -692,7 +692,11 @@ void parseDmgPalSpec(char const * const rawArg) {
return;
}
options.palSpecDmg = toHex(arg[0], arg[1]);
parseDmgPalSpec(toHex(arg[0], arg[1]));
}
void parseDmgPalSpec(uint8_t palSpecDmg) {
options.palSpecDmg = palSpecDmg;
// Map gray shades to their DMG color indexes for fast lookup by `Rgba::grayIndex`
for (uint8_t i = 0; i < 4; ++i) {