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#ifndef EAX_FX_SLOT_INDEX_INCLUDED
#define EAX_FX_SLOT_INDEX_INCLUDED
#include <cstddef>
#include "aloptional.h"
#include "eax_api.h"
using EaxFxSlotIndexValue = std::size_t;
class EaxFxSlotIndex : public al::optional<EaxFxSlotIndexValue>
{
public:
using al::optional<EaxFxSlotIndexValue>::optional;
EaxFxSlotIndex& operator=(const EaxFxSlotIndexValue &value) { set(value); return *this; }
EaxFxSlotIndex& operator=(const GUID &guid) { set(guid); return *this; }
void set(EaxFxSlotIndexValue index);
void set(const GUID& guid);
private:
[[noreturn]]
static void fail(const char *message);
}; // EaxFxSlotIndex
inline bool operator==(const EaxFxSlotIndex& lhs, const EaxFxSlotIndex& rhs) noexcept
{
if(lhs.has_value() != rhs.has_value())
return false;
if(lhs.has_value())
return *lhs == *rhs;
return true;
}
inline bool operator!=(const EaxFxSlotIndex& lhs, const EaxFxSlotIndex& rhs) noexcept
{ return !(lhs == rhs); }
#endif // !EAX_FX_SLOT_INDEX_INCLUDED
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