fix: opengl resource delete error

include/Cubed/debug_collector.hpp

@@ -5,6 +5,7 @@
 #include "Cubed/ui/widget.hpp"
 
 #include <format>
+#include <memory>
 #include <unordered_map>
 
 namespace Cubed {
@@ -12,6 +13,7 @@ namespace Cubed {
 class DebugCollector {
 public:
     static DebugCollector& get();
+    static void distory();
     DebugCollector();
 
     void report(const std::string& name, std::string_view content);
@@ -22,6 +24,7 @@ public:
 private:
     ColumnLayout m_widget;
     std::unordered_map<std::string, Label*> m_component;
+    static std::unique_ptr<DebugCollector>& get_ptr();
 };
 
 template <typename... Args>

include/Cubed/tools/font.hpp

@@ -51,6 +51,8 @@ public:
     Font();
     ~Font();
     static Font& get();
+
+    static void destroy();
     TextMesh vertices(const std::string& text);
     const Texture* text_texture();
     static const std::string& font_path();
@@ -70,6 +72,7 @@ private:
     int m_max_layers = 0;
     Glyph& load_glyph(uint32_t glyph_index);
     void upload_glyph(Glyph& glyph, const unsigned char* buffer);
+    static std::unique_ptr<Font>& get_ptr();
 };
 
 } // namespace Cubed

src/app.cpp

@@ -6,6 +6,7 @@
 #include "Cubed/localization.hpp"
 #include "Cubed/tools/arg_parser.hpp"
 #include "Cubed/tools/cubed_assert.hpp"
+#include "Cubed/tools/font.hpp"
 #include "Cubed/tools/log.hpp"
 #include "Cubed/tools/system_info.hpp"
 #include "Cubed/tools/system_locate.hpp"
@@ -13,6 +14,7 @@
 
 #include <exception>
 #include <imgui_impl_sdl3.h>
+
 namespace Cubed {
 
 App::App()
@@ -21,7 +23,11 @@ App::App()
       m_texture_manager(m_game_config), m_audio(m_game_config),
       m_renderer(m_texture_manager, m_game_config), m_scene_manager(*this) {}
 
-App::~App() { stop_text_input(); }
+App::~App() {
+    stop_text_input();
+    Font::destroy();
+    DebugCollector::distory();
+}
 
 void App::init(int argc, char** argv) {
     handle_argument(argc, argv);

src/debug_collector.cpp

@@ -4,16 +4,19 @@
 #include "version.hpp"
 
 #include <SDL3/SDL_video.h>
+#include <memory>
 
 namespace Cubed {
 
 DebugCollector::DebugCollector() : m_widget(nullptr) {}
 
-DebugCollector& DebugCollector::get() {
-    static DebugCollector instance;
+DebugCollector& DebugCollector::get() { return *get_ptr(); }
+std::unique_ptr<DebugCollector>& DebugCollector::get_ptr() {
+    static std::unique_ptr<DebugCollector> instance =
+        std::make_unique<DebugCollector>();
     return instance;
 }
-
+void DebugCollector::distory() { get_ptr().reset(); }
 void DebugCollector::init(int width, int height) {
     constexpr float SCALE = 0.6f;
 

src/tools/font.cpp

@@ -2,6 +2,9 @@
 
 #include "Cubed/tools/cubed_assert.hpp"
 #include "Cubed/tools/log.hpp"
+
+#include <memory>
+
 namespace fs = std::filesystem;
 
 namespace Cubed {
@@ -72,10 +75,13 @@ void Font::upload_glyph(Glyph& glyph, const unsigned char* buffer) {
                     glyph.size.y / float(CELL_SIZE)};
 }
 
-Font& Font::get() {
-    static Font font;
+Font& Font::get() { return *get_ptr(); }
+std::unique_ptr<Font>& Font::get_ptr() {
+    static std::unique_ptr<Font> font = std::make_unique<Font>();
     return font;
 }
+void Font::destroy() { get_ptr().reset(); }
+
 TextMesh Font::vertices(const std::string& text) {
 
     hb_buffer_t* buffer = hb_buffer_create();