Resolve "Command Submit Interface"

Closes #39 (closed)

include/vkcv/CommandResources.hpp

 #pragma once
 #include <vulkan/vulkan.hpp>
+#include <unordered_set>
+#include "QueueManager.hpp"
 
 namespace vkcv {
 	struct CommandResources {
-		vk::CommandPool commandPool;
-		vk::CommandBuffer commandBuffer;
+		std::vector<vk::CommandPool> cmdPoolPerQueueFamily;
 	};
 
-	CommandResources createDefaultCommandResources(const vk::Device& device, const int graphicFamilyIndex);
-	void destroyCommandResources(const vk::Device& device, const CommandResources& resources);
+	std::unordered_set<int> generateQueueFamilyIndexSet(const QueueManager& queueManager);
+	CommandResources		createCommandResources(const vk::Device& device, const std::unordered_set<int> &familyIndexSet);
+	void					destroyCommandResources(const vk::Device& device, const CommandResources& resources);
+
+	vk::CommandBuffer		allocateCommandBuffer(const vk::Device& device, const vk::CommandPool cmdPool);
+	vk::CommandPool			chooseCmdPool(const Queue &queue, const CommandResources &cmdResources);
 }
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