#pragma once

#include "Buffer.h"

namespace Copium
{
  class IndexBuffer : public Buffer
  {
    CP_DELETE_COPY_AND_MOVE_CTOR(IndexBuffer);
  private:
    int indexCount;
  public:
    IndexBuffer(Instance& instance, int indexCount)
      : Buffer{instance, VK_BUFFER_USAGE_TRANSFER_DST_BIT | VK_BUFFER_USAGE_INDEX_BUFFER_BIT, VK_MEMORY_PROPERTY_DEVICE_LOCAL_BIT, indexCount * sizeof(uint16_t), 1}, indexCount{indexCount}
    {}

    void Bind(const CommandBuffer& commandBuffer) override
    {
      vkCmdBindIndexBuffer(commandBuffer, handle, 0, VK_INDEX_TYPE_UINT16);
    }

    void Draw(const CommandBuffer& commandBuffer)
    {
      vkCmdDrawIndexed(commandBuffer, indexCount, 1, 0, 0, 0);
    }
  };
}