TempEffectTraits.h

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#pragma once
 
#include "RE/B/BSTempEffect.h"
#include "RE/B/BSTempEffectDebris.h"
#include "RE/B/BSTempEffectGeometryDecal.h"
#include "RE/B/BSTempEffectParticle.h"
#include "RE/B/BSTempEffectSPG.h"
#include "RE/B/BSTempEffectSimpleDecal.h"
#include "RE/B/BSTempEffectWeaponBlood.h"
#include "RE/B/BSTerrainEffect.h"
#include "RE/M/ModelReferenceEffect.h"
#include "RE/R/ReferenceEffect.h"
#include "RE/S/ShaderReferenceEffect.h"
#include "RE/S/SummonPlacementEffect.h"
 
#define TEMPEFFECT_TRAITS(a_elem)                                       \
    case a_elem::TYPE:                                                  \
        if constexpr (std::is_convertible_v<const a_elem*, const T*>) { \
            return static_cast<const a_elem*>(this);                    \
        }                                                               \
        break
 
namespace RE
{
    template <class T, class>
    T* BSTempEffect::As() noexcept
    {
        return const_cast<T*>(
            static_cast<const BSTempEffect*>(this)->As<T>());
    }
 
    template <class T, class>
    const T* BSTempEffect::As() const noexcept
    {
        switch (GetType()) {
            TEMPEFFECT_TRAITS(BSTerrainEffect);
            TEMPEFFECT_TRAITS(BSTempEffectWeaponBlood);
            TEMPEFFECT_TRAITS(BSTempEffectSimpleDecal);
            TEMPEFFECT_TRAITS(BSTempEffectGeometryDecal);
            TEMPEFFECT_TRAITS(BSTempEffectParticle);
            TEMPEFFECT_TRAITS(BSTempEffectDebris);
            TEMPEFFECT_TRAITS(BSTempEffectSPG);
            TEMPEFFECT_TRAITS(BSTempEffect);
            TEMPEFFECT_TRAITS(ReferenceEffect);
            TEMPEFFECT_TRAITS(ModelReferenceEffect);
            TEMPEFFECT_TRAITS(ShaderReferenceEffect);
            TEMPEFFECT_TRAITS(SummonPlacementEffect);
        default:
            break;
        }
 
        return nullptr;
    }
}
 
#undef TEMPEFFECT_TRAITS