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Add a way to monitor the icon cache from the system info screen.

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This commit is contained in:
Henrik Rydgård 2023-06-18 14:18:45 +02:00
parent 8a27627a9f
commit cb5926761b
3 changed files with 38 additions and 0 deletions
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15
Common/UI/IconCache.cpp
View file

@ -225,3 +225,18 @@ Draw::Texture *IconCache::BindIconTexture(UIContext *context, const std::string
return texture;
}
IconCacheStats IconCache::GetStats() {
IconCacheStats stats{};
std::unique_lock<std::mutex> lock(lock_);
for (auto &iter : cache_) {
stats.cachedCount++;
if (iter.second.texture)
stats.textureCount++;
stats.dataSize += iter.second.data.size();
}
return stats;
}

8
Common/UI/IconCache.h
View file

@ -20,6 +20,12 @@ class Texture;
// TODO: Possibly make this smarter and use instead of ManagedTexture?
struct IconCacheStats {
size_t cachedCount;
size_t textureCount; // number of cached images that are "live" textures
size_t dataSize;
};
class IconCache {
public:
Draw::Texture *BindIconTexture(UIContext *context, const std::string &key);
@ -35,6 +41,8 @@ public:
void ClearTextures();
void ClearData();
IconCacheStats GetStats();
private:
struct Entry {
std::string data;

15
UI/DevScreens.cpp
View file

@ -43,6 +43,8 @@
#include "Common/UI/View.h"
#include "Common/UI/ViewGroup.h"
#include "Common/UI/UI.h"
#include "Common/UI/IconCache.h"
#include "Common/Data/Text/Parsers.h"
#include "Common/Profiler/Profiler.h"
#include "Common/LogManager.h"
@ -782,6 +784,19 @@ void SystemInfoScreen::CreateTabs() {
gpuExtensions->Add(new TextView(extension, new LayoutParams(FILL_PARENT, WRAP_CONTENT)))->SetFocusable(true);
}
}
LinearLayout *internals = AddTab("DevSystemInfoInternals", si->T("Internals"));
internals->Add(new ItemHeader(si->T("Icon cache")));
IconCacheStats iconStats = g_iconCache.GetStats();
internals->Add(new InfoItem(si->T("Image data count"), StringFromFormat("%d", iconStats.cachedCount)));
internals->Add(new InfoItem(si->T("Texture count"), StringFromFormat("%d", iconStats.textureCount)));
internals->Add(new InfoItem(si->T("Data size"), NiceSizeFormat(iconStats.dataSize)));
internals->Add(new Choice(di->T("Clear")))->OnClick.Add([&](UI::EventParams &) {
g_iconCache.ClearData();
RecreateViews();
return UI::EVENT_DONE;
});
}
void AddressPromptScreen::CreatePopupContents(UI::ViewGroup *parent) {