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Libretro: Allow custom palettes via MesenPalette.pal file

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This commit is contained in:
Sour 2018-01-08 20:36:05 -05:00
parent 29668dc5ab
commit 8a107d7ecd
2 changed files with 28 additions and 2 deletions
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2
Core/MessageManager.cpp
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@ -188,7 +188,7 @@ std::unordered_map<string, string> MessageManager::_jaResources = {
{ "CouldNotLoadFile", u8"ファイルをロードできませんでした: %1" },
{ "EmulationMaximumSpeed", u8"最高速度" },
{ "EmulationSpeedPercent", u8"%1%" },
{ "FdsDiskInserted", u8"ディスク%1、%2面。" },
{ "FdsDiskInserted", u8"ディスク%1%2。" },
{ "Frame", u8"フレーム" },
{ "GameCrash", u8"ゲームは停止しました (%1)" },
{ "KeyboardModeDisabled", u8"キーボードモードを無効にしました。" },

28
Libretro/libretro.cpp
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@ -119,7 +119,7 @@ extern "C" {
static const struct retro_variable vars[] = {
{ MesenNtscFilter, "NTSC filter; Disabled|Composite (Blargg)|S-Video (Blargg)|RGB (Blargg)|Monochrome (Blargg)|Bisqwit 2x|Bisqwit 4x|Bisqwit 8x" },
{ MesenNtscVerticalBlend, "NTSC filter: Vertical blending; disabled|enabled" },
{ MesenPalette, "Palette; Default|Composite Direct (by FirebrandX)|Nes Classic|Nestopia (RGB)|Original Hardware (by FirebrandX)|PVM Style (by FirebrandX)|Sony CXA2025AS|Unsaturated v6 (by FirebrandX)|YUV v3 (by FirebrandX)" },
{ MesenPalette, "Palette; Default|Composite Direct (by FirebrandX)|Nes Classic|Nestopia (RGB)|Original Hardware (by FirebrandX)|PVM Style (by FirebrandX)|Sony CXA2025AS|Unsaturated v6 (by FirebrandX)|YUV v3 (by FirebrandX)|Custom" },
{ MesenOverclock, "Overclock; None|Low|Medium|High|Very High" },
{ MesenOverclockType, "Overclock Type; Before NMI (Recommended)|After NMI" },
{ MesenRegion, "Region; Auto|NTSC|PAL|Dendy" },
@ -191,6 +191,30 @@ extern "C" {
}
}
void load_custom_palette()
{
//Setup default palette in case we can't load the custom one
EmulationSettings::SetRgbPalette(defaultPalette);
//Try to load the custom palette from the MesenPalette.pal file
string palettePath = FolderUtilities::CombinePath(FolderUtilities::GetHomeFolder(), "MesenPalette.pal");
uint8_t fileData[64 * 3] = {};
ifstream palette(palettePath, ios::binary || ios::in);
if(palette) {
palette.seekg(0, ios::end);
std::streampos fileSize = palette.tellg();
palette.seekg(0, ios::beg);
if(fileSize >= 64 * 3) {
palette.read((char*)fileData, 64 * 3);
uint32_t customPalette[64];
for(int i = 0; i < 64; i++) {
customPalette[i] = 0xFF000000 | fileData[i * 3 + 2] | (fileData[i * 3 + 1] << 8) | (fileData[i * 3] << 16);
}
EmulationSettings::SetRgbPalette(customPalette);
}
}
}
void update_settings()
{
struct retro_variable var = { };
@ -278,6 +302,8 @@ extern "C" {
EmulationSettings::SetRgbPalette(unsaturatedPalette);
} else if(value == "YUV v3 (by FirebrandX)") {
EmulationSettings::SetRgbPalette(yuvPalette);
} else if(value == "Custom") {
load_custom_palette();
}
}