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#pragma once
#include <special_members.hpp>
#include <stdexcept>
template<typename IdType, auto get, auto release, auto... fixed> class glRef {
public:
template<typename... Args> explicit glRef(Args &&... args) : id {(*get)(fixed..., std::forward<Args>(args)...)}
{
if (!id) {
throw std::runtime_error("Get function failed");
}
}
glRef(glRef && other) : id {other.id}
{
other.id = {};
}
~glRef()
{
if (id) {
(*release)(id);
}
}
NO_COPY(glRef);
const auto &
operator=(glRef && other)
{
if (id) {
release(id);
}
id = other.id;
other.id = {};
return *this;
}
auto
operator*() const
{
return id;
}
auto
operator->() const
{
return id;
}
operator IdType() const
{
return id;
}
private:
IdType id;
};
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