ScopeLock.hh

#pragma once
 
#include <Common.hh>
 
#include <egg/core/ExpHeap.hh>
 
template <typename T>
class ScopeLock;
 
template <>
class ScopeLock<GroupID> {
public:
    ScopeLock(GroupID newID) {
        EGG::ExpHeap *heap = EGG::Heap::dynamicCastToExp(EGG::Heap::getCurrentHeap());
        ASSERT(heap);
        GroupID prevID = static_cast<GroupID>(heap->getGroupID());
 
        if (prevID != GroupID::None) {
            WARN("Overwriting non-default group ID! Replacing %d with %d", prevID, newID);
        }
 
        heap->setGroupID(static_cast<u16>(newID));
    }
 
    ~ScopeLock() {
        EGG::ExpHeap *heap = EGG::Heap::dynamicCastToExp(EGG::Heap::getCurrentHeap());
        ASSERT(heap);
        heap->setGroupID(static_cast<u16>(GroupID::None));
    }
};