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Support loading backgrounds from the sd

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This commit is contained in:
Edoardo Lolletti 2024-07-28 12:01:02 +02:00
parent 001442fd8a
commit 8c77633767
1 changed files with 22 additions and 12 deletions
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34
arm9/src/bgMenu.cpp
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@ -2,6 +2,7 @@
#include "main.h"
#include "menu.h"
#include <algorithm>
#include <nds.h>
#include <dirent.h>
#include <string>
@ -11,19 +12,28 @@ static const auto& getBackgroundList()
{
static auto bgs = []{
std::vector<std::pair<std::string,std::string>> bgs;
static const std::string bgstr{"nitro:/backgrounds/"};
auto* pdir = opendir("nitro:/backgrounds");
if(!pdir) return bgs;
dirent* pent;
while((pent = readdir(pdir))) {
if(pent->d_type == DT_DIR)
continue;
std::string name{pent->d_name};
if(!name.ends_with(".gif") && !name.ends_with(".GIF"))
continue;
bgs.emplace_back(name.substr(0, name.size() - 4), bgstr + name);
for(const auto* bgstr : {"nitro:/backgrounds/", "sd:/backgrounds/"}) {
auto* pdir = opendir(bgstr);
if(!pdir) continue;
dirent* pent;
while((pent = readdir(pdir))) {
if(pent->d_type == DT_DIR)
continue;
std::string name{pent->d_name};
if(!name.ends_with(".gif") && !name.ends_with(".GIF"))
continue;
bgs.emplace_back(name.substr(0, name.size() - 4), bgstr + name);
}
closedir(pdir);
}
closedir(pdir);
std::sort(bgs.begin(), bgs.end(), [](const auto& lhs, const auto& rhs){
const auto& [lhs_name, lhs_fullpath] = lhs;
const auto& [rhs_name, rhs_fullpath] = rhs;
if(lhs_fullpath[0] != rhs_fullpath[0])
return lhs_fullpath[0] < rhs_fullpath[0];
return lhs_name < rhs_name;
});
return bgs;
}();
return bgs;