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https://github.com/zeldaret/ss
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robojumper
43 lines
1000 B
C++
43 lines
1000 B
C++
#ifndef D_SND_UTIL_H
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#define D_SND_UTIL_H
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#include "common.h"
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#include "egg/core/eggDisposer.h"
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// This setup is only inferred. d/snd uses it all over the place.
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// This works for dSndPlayerMgr_c, which has a vtable of its own but the Disposer at offset 0.
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// It also works for the factory at 0x80399c20, which calls a base class ctor,
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// an inline ctor, and has the Disposer at offset 0x18
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template <typename T>
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struct SndMgrDisposer : public EGG::Disposer {
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virtual ~SndMgrDisposer();
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static T *create();
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static void remove();
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};
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template <typename T>
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SndMgrDisposer<T>::~SndMgrDisposer() {
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if (this == T::sDisposer) {
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remove();
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}
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}
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template <typename T>
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T *SndMgrDisposer<T>::create() {
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if (T::sInstance == nullptr) {
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T::sInstance = new T();
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T::sDisposer = T::sInstance->GetDisposer();
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}
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return T::sInstance;
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}
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template <typename T>
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void SndMgrDisposer<T>::remove() {
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T::sInstance = nullptr;
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T::sDisposer = nullptr;
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}
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#endif
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