[WIP] Move to shared_ptr.

aster/include/aster/core/buffer.h

@@ -65,6 +65,11 @@ struct Buffer
     }
 
     void Destroy();
+    ~Buffer()
+    {
+        Destroy();
+    }
+
     void Write(usize offset, usize size, const void *data);
 
     void Allocate(const Device *device, usize size, vk::BufferUsageFlags bufferUsage,

aster/include/aster/core/global.h

@@ -222,4 +222,4 @@ struct fmt::formatter<eastl::fixed_string<TType, TCount, TOverflow>> : nested_fo
 };
 
 template <concepts::Manageable T>
-using Ref = eastl::intrusive_ptr<T>;
+using Ref = std::shared_ptr<T>;

aster/include/aster/core/image.h

@@ -106,6 +106,10 @@ struct Image
     }
 
     void Destroy();
+    ~Image()
+    {
+        Destroy();
+    }
 
     static bool
     Conforms(const Image &)

aster/include/aster/core/image_view.h

@@ -56,7 +56,7 @@ struct View
     [[nodiscard]] bool
     IsValid() const
     {
-        return m_Image;
+        return Cast<bool>(m_Image);
     }
 
     void
@@ -67,6 +67,11 @@ struct View
 
         m_Image->DestroyView(Take(m_View));
     }
+
+    ~View()
+    {
+        Destroy();
+    }
 };
 
 struct ImageView : View<Image>

aster/include/aster/systems/commit_manager.h

@@ -82,8 +82,6 @@ class CommitManager
             };
         };
 
-        static_assert(sizeof(Entry) == 24);
-
         eastl::vector<Entry> m_Data;
         FreeList<Entry> m_FreeList;
         eastl::intrusive_hash_map<typename Entry::key_type, Entry, 31, typename Entry::Hash> m_InUse;

aster/include/aster/systems/image_manager.h

@@ -18,7 +18,7 @@ static Ref<TTo>
 CastImage(const concepts::ImageRef auto &from)
 {
     assert(TTo::Conforms(*from.get()));
-    return Recast<TTo *>(from.get());
+    return std::reinterpret_pointer_cast<TTo>(from);
 }
 
 struct Texture2DCreateInfo

aster/include/aster/systems/manager.h

@@ -27,66 +27,19 @@ class Manager
     /**
      * Constructor for the Manager class template.
      * @param device Device with which resources are created.
-     * @param maxCount Max number of resources that can be created (maxCount <= Handle::INDEX_MASK)
      */
-    explicit Manager(const Device *device, const u32 maxCount)
-        : m_Data{maxCount}
-        , m_Device{device}
+    explicit Manager(const Device *device, const u32)
+        : m_Device{device}
     {
-        for (auto &element : m_Data)
-        {
-            m_FreeList.Push(element);
-        }
     }
 
     virtual ~Manager()
     {
-        if constexpr (concepts::DeviceDestructible<Type>)
-        {
-            for (auto &element : m_Data)
-            {
-                element.Destroy(m_Device);
-            }
-        }
-
         m_Device = nullptr;
     }
 
-    // TODO: Work on deletion!!
-    void
-    Sweep()
-        requires concepts::DeviceDestructible<Type>
-    {
-        for (i64 i = m_Data.size() - 1; i >= 0; --i)
-        {
-            if (auto *pIter = &m_Data[i]; !pIter->IsReferenced())
-            {
-                pIter->Destroy(m_Device);
-                m_FreeList.Push(*pIter);
-            }
-        }
-    }
-
-    void
-    Sweep()
-        requires concepts::SelfDestructible<Type>
-    {
-        for (i64 i = m_Data.size() - 1; i >= 0; --i)
-        {
-            if (auto *pIter = &m_Data[i]; !pIter->IsValid())
-            {
-                pIter->Destroy();
-                m_FreeList.Push(*pIter);
-            }
-        }
-    }
-
     PIN_MEMORY(Manager);
 
-  private:
-    eastl::vector<Type> m_Data; // Data also keeps the freelist during 'not use'.
-    FreeList<Type> m_FreeList;
-
   protected:
     const Device *m_Device;
 
@@ -97,15 +50,9 @@ class Manager
     [[nodiscard]] Handle
     Alloc()
     {
-        ERROR_IF(m_FreeList.Empty(), "Max buffers allocated.") THEN_ABORT(-1);
-
-        Type &pAlloc = m_FreeList.Pop();
-        memset(&pAlloc, 0, sizeof pAlloc);
-        if constexpr (concepts::SelfDestructible<Type>)
-        {
-            pAlloc.m_Device = m_Device;
-        }
-        return {&pAlloc};
+        auto object = std::make_shared<Type>();
+        object->m_Device = m_Device;
+        return object;
     }
 };
 } // namespace systems

aster/include/aster/systems/resource_manager.h

@@ -138,10 +138,7 @@ class ResourceManager
     void
     Update()
     {
-        m_Views.Sweep();
-        m_Images.Sweep();
-        m_Buffers.Sweep();
-        m_Samplers.Sweep();
+        // TODO: Remove
     }
 
     ~ResourceManager() = default;

aster/include/aster/systems/view_manager.h

@@ -20,7 +20,7 @@ static Ref<TTo>
 CastView(const concepts::ImageViewRef auto &from)
 {
     assert(TTo::ImageType::Conforms(*from->m_Image.get()));
-    return Recast<TTo *>(from.get());
+    return std::reinterpret_pointer_cast<TTo>(from);
 }
 
 template <concepts::Image TImage = Image>