68 lines
1.7 KiB
C++
68 lines
1.7 KiB
C++
// Copyright 2016 Citra Emulator Project
|
|
// Licensed under GPLv2 or any later version
|
|
// Refer to the license.txt file included.
|
|
|
|
#include <cstring>
|
|
#include <vector>
|
|
#include "common/common_types.h"
|
|
#include "core/loader/loader.h"
|
|
#include "core/loader/smdh.h"
|
|
#include "video_core/utils.h"
|
|
|
|
namespace Loader {
|
|
|
|
bool IsValidSMDH(const std::vector<u8>& smdh_data) {
|
|
if (smdh_data.size() < sizeof(Loader::SMDH))
|
|
return false;
|
|
|
|
u32 magic;
|
|
memcpy(&magic, smdh_data.data(), sizeof(u32));
|
|
|
|
return Loader::MakeMagic('S', 'M', 'D', 'H') == magic;
|
|
}
|
|
|
|
std::vector<u16> SMDH::GetIcon(bool large) const {
|
|
u32 size;
|
|
const u8* icon_data;
|
|
|
|
if (large) {
|
|
size = 48;
|
|
icon_data = large_icon.data();
|
|
} else {
|
|
size = 24;
|
|
icon_data = small_icon.data();
|
|
}
|
|
|
|
std::vector<u16> icon(size * size);
|
|
for (u32 x = 0; x < size; ++x) {
|
|
for (u32 y = 0; y < size; ++y) {
|
|
u32 coarse_y = y & ~7;
|
|
const u8* pixel = icon_data + VideoCore::GetMortonOffset(x, y, 2) + coarse_y * size * 2;
|
|
icon[x + size * y] = (pixel[1] << 8) + pixel[0];
|
|
}
|
|
}
|
|
return icon;
|
|
}
|
|
|
|
std::array<u16, 0x40> SMDH::GetShortTitle(Loader::SMDH::TitleLanguage language) const {
|
|
return titles[static_cast<int>(language)].short_title;
|
|
}
|
|
|
|
SMDH::GameRegion SMDH::GetRegion() const {
|
|
if (region_lockout == 0x7fffffff) {
|
|
return GameRegion::RegionFree;
|
|
}
|
|
|
|
constexpr u32 REGION_COUNT = 7;
|
|
u32 region = 0;
|
|
for (; region < REGION_COUNT; ++region) {
|
|
if (region_lockout & (1 << region)) {
|
|
return static_cast<GameRegion>(region);
|
|
}
|
|
}
|
|
|
|
return GameRegion::Invalid;
|
|
}
|
|
|
|
} // namespace Loader
|