void PaletteDialog::setSettingsFile(QString const &filename, QString const &romTitle) {
saveToSettingsFile();
settingsFile_ = filename;
defaultScheme_ = findGbcTitlePal(romTitle.toLatin1().data())
? romTitle
: tr("Global Palette");
QSettings settings(savedir_ + settingsFile_, QSettings::IniFormat);
loadSettings(settings);
}
static void check_variables(void)
{
struct retro_variable var = {0};
var.key = "gb_colorization";
if (!environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || !var.value)
return;
if (gb.isCgb())
return;
// else it is a GB-mono game -> set a color palette
bool gb_colorization_old = gb_colorization_enable;
if (strcmp(var.value, "disabled") == 0)
gb_colorization_enable = false;
else if (strcmp(var.value, "enabled") == 0)
gb_colorization_enable = true;
//std::string internal_game_name = gb.romTitle(); // available only in latest Gambatte
//std::string internal_game_name = reinterpret_cast<const char *>(info->data + 0x134); // buggy with some games ("YOSSY NO COOKIE", "YOSSY NO PANEPON, etc.)
// load a GBC BIOS builtin palette
unsigned short* gbc_bios_palette = NULL;
if (gb_colorization_enable)
{
gbc_bios_palette = const_cast<unsigned short*>(findGbcTitlePal(internal_game_name));
if (!gbc_bios_palette)
{
// no custom palette found, load the default (blue)
gbc_bios_palette = const_cast<unsigned short*>(findGbcDirPal("GBC - Blue"));
}
}
else
gbc_bios_palette = const_cast<unsigned short*>(findGbcDirPal("GBC - Grayscale"));
unsigned rgb32 = 0;
for (unsigned palnum = 0; palnum < 3; ++palnum)
{
for (unsigned colornum = 0; colornum < 4; ++colornum)
{
rgb32 = gambatte::gbcToRgb32(gbc_bios_palette[palnum * 4 + colornum]);
gb.setDmgPaletteColor(palnum, colornum, rgb32);
}
}
}
static void check_palette(void)
{
unsigned rgb32 = 0;
const char *system_directory_c = NULL;
environ_cb(RETRO_ENVIRONMENT_GET_SYSTEM_DIRECTORY, &system_directory_c);
if (!system_directory_c)
{
if (log_cb)
log_cb(RETRO_LOG_WARN, "[Gambatte]: no system directory defined, unable to look for custom palettes.\n");
return;
}
std::string system_directory(system_directory_c);
std::string custom_palette_path = system_directory + "/palettes/" + basename(rom_path) + ".pal";
std::ifstream palette_file(custom_palette_path.c_str()); // try to open the palette file in read-only mode
if (!palette_file.is_open())
{
// try again with the internal game name from the ROM header
custom_palette_path = system_directory + "/palettes/" + std::string(internal_game_name) + ".pal";
palette_file.open(custom_palette_path.c_str());
}
if (!palette_file.is_open() && !findGbcTitlePal(internal_game_name))
{
// try again with default.pal
// only if no specific title palette from the GBC BIOS is found
custom_palette_path = system_directory + "/palettes/" + "default.pal";
palette_file.open(custom_palette_path.c_str());
}
if (!palette_file.is_open())
return; // unable to find any custom palette file
#if 0
if (log_cb)
fprintf(RETRO_LOG_INFO, "[Gambatte]: using custom palette %s.\n", custom_palette_path.c_str());
#endif
unsigned line_count = 0;
for (std::string line; getline(palette_file, line); ) // iterate over file lines
{
line_count++;
if (line[0]=='[') // skip ini sections
continue;
if (line[0]==';') // skip ini comments
continue;
if (line[0]=='\n') // skip empty lines
continue;
if (line.find("=") == std::string::npos)
{
if (log_cb)
log_cb(RETRO_LOG_ERROR, "[Gambatte]: error in %s, line %d (color left as default).\n", custom_palette_path.c_str(), line_count);
continue; // current line does not contain a palette color definition, so go to next line
}
// Supposed to be a typo here.
if (startswith(line, "slectedScheme="))
continue;
std::string line_value = line.substr(line.find("=") + 1); // extract the color value string
std::stringstream ss(line_value); // convert the color value to int
ss >> rgb32;
if (!ss)
{
if (log_cb)
log_cb(RETRO_LOG_ERROR, "[Gambatte]: unable to read palette color in %s, line %d (color left as default).\n",
custom_palette_path.c_str(), line_count);
continue;
}
#ifdef VIDEO_RGB565
rgb32=(rgb32&0x0000F8)>>3 |//red
(rgb32&0x00FC00)>>5 |//green
(rgb32&0xF80000)>>8;//blue
#endif
if (startswith(line, "Background0="))
gb.setDmgPaletteColor(0, 0, rgb32);
else if (startswith(line, "Background1="))
gb.setDmgPaletteColor(0, 1, rgb32);
else if (startswith(line, "Background2="))
gb.setDmgPaletteColor(0, 2, rgb32);
else if (startswith(line, "Background3="))
gb.setDmgPaletteColor(0, 3, rgb32);
else if (startswith(line, "Sprite%2010="))
gb.setDmgPaletteColor(1, 0, rgb32);
else if (startswith(line, "Sprite%2011="))
gb.setDmgPaletteColor(1, 1, rgb32);
else if (startswith(line, "Sprite%2012="))
gb.setDmgPaletteColor(1, 2, rgb32);
else if (startswith(line, "Sprite%2013="))
gb.setDmgPaletteColor(1, 3, rgb32);
else if (startswith(line, "Sprite%2020="))
gb.setDmgPaletteColor(2, 0, rgb32);
else if (startswith(line, "Sprite%2021="))
gb.setDmgPaletteColor(2, 1, rgb32);
else if (startswith(line, "Sprite%2022="))
gb.setDmgPaletteColor(2, 2, rgb32);
else if (startswith(line, "Sprite%2023="))
gb.setDmgPaletteColor(2, 3, rgb32);
else if (log_cb)
log_cb(RETRO_LOG_ERROR, "[Gambatte]: error in %s, line %d (color left as default).\n", custom_palette_path.c_str(), line_count);
} // endfor
}
