working on garbage collection, fixing small issues with font destroy

runtime/Sources/Core/Application.cpp

@@ -91,7 +91,6 @@ namespace mlx
 			if(gs)
 				gs->TryEraseSpritesInScene(texture);
 		}
-		m_image_registry.UnregisterTexture(texture);
 		delete texture;
 	}
 

runtime/Sources/Core/Memory.cpp

@@ -15,15 +15,24 @@ namespace mlx
 	{
 		void* ptr = std::malloc(size);
 		if(ptr != nullptr)
-			s_blocks.push_back(ptr);
+			s_blocks.emplace_back(ptr, size, false);
 		return ptr;
 	}
 
 	void* MemManager::AlignedMalloc(std::size_t alignment, std::size_t size)
 	{
-		void* ptr = std::aligned_alloc(alignment, size);
+		if(alignment < sizeof(void*))
+			alignment = sizeof(void*);
+		if(size % alignment != 0)
+			size += alignment - (size % alignment);
+
+		#ifdef MLX_COMPILER_MSVC
+			void* ptr = _aligned_malloc(alignment, size);
+		#else
+			void* ptr = std::aligned_alloc(alignment, size);
+		#endif
 		if(ptr != nullptr)
-			s_blocks.push_back(ptr);
+			s_blocks.emplace_back(ptr, size, true);
 		return ptr;
 	}
 
@@ -31,7 +40,14 @@ namespace mlx
 	{
 		void* ptr = std::calloc(n, size);
 		if(ptr != nullptr)
-			s_blocks.push_back(ptr);
+			s_blocks.emplace_back(ptr, n * size, false);
+		return ptr;
+	}
+
+	void* MemManager::AlignedCalloc(std::size_t alignment, std::size_t n, std::size_t size)
+	{
+		void* ptr = AlignedMalloc(alignment, n * size);
+		std::memset(ptr, 0, n * size);
 		return ptr;
 	}
 
@@ -39,33 +55,65 @@ namespace mlx
 	{
 		void* ptr2 = std::realloc(ptr, size);
 		if(ptr2 != nullptr)
-			s_blocks.push_back(ptr2);
-		auto it = std::find(s_blocks.begin(), s_blocks.end(), ptr);
+			s_blocks.emplace_back(ptr, size, false);
+		auto it = std::find_if(s_blocks.begin(), s_blocks.end(), [=](const Descriptor& rhs){ return ptr == rhs.ptr; });
 		if(it != s_blocks.end())
 			s_blocks.erase(it);
 		return ptr2;
 	}
 
+	void* MemManager::AlignedRealloc(void* ptr, std::size_t alignment, std::size_t size)
+	{
+		auto it = std::find_if(s_blocks.begin(), s_blocks.end(), [=](const Descriptor& rhs){ return ptr == rhs.ptr; });
+
+		#ifdef MLX_COMPILER_MSVC
+			void* ptr2 = _aligned_realloc(ptr, alignment, size);
+		#else
+			void* ptr2 = AlignedMalloc(alignment, size);
+			if(it != s_blocks.end())
+				std::memcpy(ptr2, ptr, it->size);
+		#endif
+
+		if(it != s_blocks.end())
+			s_blocks.erase(it);
+
+		if(ptr2 != nullptr)
+			s_blocks.emplace_back(ptr, size, true);
+		return ptr2;
+	}
+
 	void MemManager::Free(void* ptr)
 	{
 		if(ptr == nullptr)
 			return;
-		auto it = std::find(s_blocks.begin(), s_blocks.end(), ptr);
+		auto it = std::find_if(s_blocks.begin(), s_blocks.end(), [=](const Descriptor& rhs){ return ptr == rhs.ptr; });
 		if(it == s_blocks.end())
-		{
-			Error("Memory Manager: trying to free a pointer not allocated by the memory manager");
 			return;
-		}
-		std::free(*it);
+		#ifdef MLX_COMPILER_MSVC
+			if(it->aligned)
+				_aligned_free(it->ptr);
+			else
+				std::free(it->ptr);
+		#else
+			std::free(it->ptr);
+		#endif
 		s_blocks.erase(it);
 	}
 
 	MemManager::~MemManager()
 	{
-		std::for_each(s_blocks.begin(), s_blocks.end(), [](void* ptr)
+		for(const Descriptor& desc : s_blocks)
 		{
-			std::free(ptr);
-		});
+			#ifdef MLX_COMPILER_MSVC
+				if(it->aligned)
+					_aligned_free(desc.ptr);
+				else
+					std::free(desc.ptr);
+			#else
+				std::free(desc.ptr);
+			#endif
+		}
+		DebugLog("Memory Manager: finished garbage collection");
 		s_instance = nullptr;
 	}
 }

runtime/Sources/Graphics/Font.cpp

@@ -8,8 +8,8 @@
 #include <stb_rect_pack.h>
 
 #define STB_TRUETYPE_IMPLEMENTATION
-#define STB_malloc(x, u) ((void)(u), mlx::MemManager::Get().Malloc(x))
-#define STB_free(x, u) ((void)(u), mlx::MemManager::Get().Free(x))
+#define STB_malloc(x, u) ((void)(u), mlx::MemManager::Malloc(x))
+#define STB_free(x, u) ((void)(u), mlx::MemManager::Free(x))
 #include <stb_truetype.h>
 
 namespace mlx
@@ -64,6 +64,8 @@ namespace mlx
 
 	void Font::Destroy()
 	{
+		if(!m_atlas.IsInit())
+			return;
 		m_atlas.Destroy();
 		DebugLog("Font: unloaded % with a scale of %", m_name, m_scale);
 	}

runtime/Sources/Renderer/Image.cpp

@@ -9,9 +9,9 @@
 #define STB_IMAGE_IMPLEMENTATION
 
 #define STBI_ASSERT(x) (mlx::Assert(x, "internal stb assertion " #x))
-#define STBI_MALLOC(x) (mlx::MemManager::Get().Malloc(x))
-#define STBI_REALLOC(p, x) (mlx::MemManager::Get().Realloc(p, x))
-#define STBI_FREE(x) (mlx::MemManager::Get().Free(x))
+#define STBI_MALLOC(x) (mlx::MemManager::Malloc(x))
+#define STBI_REALLOC(p, x) (mlx::MemManager::Realloc(p, x))
+#define STBI_FREE(x) (mlx::MemManager::Free(x))
 
 #ifdef MLX_COMPILER_GCC
 	#pragma GCC diagnostic push
@@ -295,7 +295,7 @@ namespace mlx
 		int channels;
 
 		std::uint8_t* data = stbi_load(filename.c_str(), &size.x, &size.y, &channels, 4);
-		CallOnExit defer([=]() { stbi_image_free(data); });
+		CallOnExit defer([&]() { stbi_image_free(data); });
 
 		CPUBuffer buffer(size.x * size.y * 4);
 		std::memcpy(buffer.GetData(), data, buffer.GetSize());

runtime/Sources/Renderer/RenderCore.cpp

@@ -59,9 +59,9 @@ namespace mlx
 		return MemManager::AlignedMalloc(alignment, size);
 	}
 
-	void* VulkanReallocationFunction(void*, void* ptr, std::size_t size, std::size_t, VkSystemAllocationScope)
+	void* VulkanReallocationFunction(void*, void* ptr, std::size_t size, std::size_t alignment, VkSystemAllocationScope)
 	{
-		return MemManager::Realloc(ptr, size);
+		return MemManager::AlignedRealloc(ptr, alignment, size);
 	}
 
 	void VulkanFreeFunction(void*, void* ptr)

runtime/Sources/Renderer/Swapchain.cpp

@@ -102,6 +102,7 @@ namespace mlx
 		VkFence fence = kvfCreateFence(RenderCore::Get().GetDevice());
 		kvfSubmitSingleTimeCommandBuffer(RenderCore::Get().GetDevice(), cmd, KVF_GRAPHICS_QUEUE, fence);
 		kvfDestroyFence(RenderCore::Get().GetDevice(), fence);
+		m_resize = false;
 		DebugLog("Vulkan: swapchain created");
 	}
 }