Add file structure to code

- Rename project to CopiumEngine

CopiumEngine/src/copium/buffer/Buffer.h

@@ -0,0 +1,40 @@
+#pragma once
+
+#include "copium/core/Instance.h"
+#include "copium/util/Common.h"
+
+#include <vulkan/vulkan.hpp>
+
+namespace Copium
+{
+  class Buffer
+  {
+    CP_DELETE_COPY_AND_MOVE_CTOR(Buffer);
+  protected:
+    Instance& instance;
+
+    VkDeviceMemory memory;
+    VkBuffer handle;
+    VkDeviceSize size;
+    int count;
+
+    void* mappedData = nullptr;
+
+  public:
+    Buffer(Instance& instance, VkBufferUsageFlags usage, VkMemoryPropertyFlags properties, VkDeviceSize size, int count);
+    virtual ~Buffer();
+
+    void Update(void* indexData, int index);
+    void UpdateStaging(void* data);
+    void UpdateStaging(void* data, VkDeviceSize offset, VkDeviceSize size);
+
+    void* Map();
+    void Unmap();
+
+    operator VkBuffer() const;
+    VkDeviceSize GetSize() const;
+    VkDeviceSize GetPosition(int index) const;
+
+    static void CopyBuffer(Instance& instance, const Buffer& srcBuffer, const Buffer& dstBuffer, VkDeviceSize offset, VkDeviceSize size);
+  };
+}