Fix release of Vulkan resources

openVulkanoCpp/Vulkan/Resources/ResourceManager.cpp

@@ -79,11 +79,21 @@ namespace openVulkanoCpp::Vulkan
 		{
 			device.freeCommandBuffers(cmdPools[i], 1, &cmdBuffers[i]);
 			device.destroyCommandPool(cmdPools[i]);
+			device.destroy(semaphores[i]);
 		}
+		cmdPools = nullptr;
+		cmdBuffers = nullptr;
+		semaphores = nullptr;
 		device.destroyDescriptorPool(descriptorPool);
+		allocations.clear();
+		lastAllocation = nullptr;
+		toFree.clear();
+		recycleBuffers.clear();
+		descriptorSetLayoutCache.clear();
 		shaders.clear();
 		cmdBuffers = nullptr;
 		cmdPools = nullptr;
+		transferQueue = nullptr;
 		device = nullptr;
 	}
 
@@ -311,18 +321,18 @@ namespace openVulkanoCpp::Vulkan
 		MemoryAllocation* alloc = new MemoryAllocation(size, type, device);
 		const vk::MemoryAllocateInfo allocInfo = { size, type };
 		alloc->memory = device.allocateMemory(allocInfo);
-		if (addToCache) allocations.push_back(alloc);
+		if (addToCache) allocations.emplace_back(alloc);
 		return alloc;
 	}
 
 	MemoryAllocation* ResourceManager::GetFreeMemoryAllocation(size_t size, uint32_t type, bool createIfAllFull)
 	{
 		MemoryAllocation* alloc = nullptr;
-		for (MemoryAllocation* allocation : allocations)
+		for (auto& allocation : allocations)
 		{
 			if (allocation->type == type && allocation->FreeSpace() >= size)
 			{
-				alloc = allocation;
+				alloc = allocation.get();
 				break;
 			}
 		}