BSGeometry.h

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#pragma once
 
#include "RE/N/NiAVObject.h"
#include "RE/N/NiSkinPartition.h"
#include "RE/N/NiSmartPointer.h"
 
namespace RE
{
    class BSMultiIndexTriShape;
    class BSSkinnedDecalTriShape;
    class NiProperty;
    class NiSkinInstance;
 
    class BSGeometry : public NiAVObject
    {
    public:
        inline static constexpr auto RTTI = RTTI_BSGeometry;
        inline static auto           Ni_RTTI = NiRTTI_BSGeometry;
 
        enum class Type
        {
            kGeometry = 0,
            kParticles = 1,
            kStripParticles = 2,
            kTriShape = 3,
            kDynamicTriShape = 4,
            kMeshLODTriShape = 5,
            kLODMultiIndexTriShape = 6,
            kMultiIndexTriShape = 7,
            kSubIndexTriShape = 8,
            kSubIndexLandTriShape = 9,
            kMultiStreamInstanceTriShape = 10,
            kParticleShaderDynamicTriShape = 11,
            kLines = 12,
            kDynamicLines = 13,
            kInstanceGroup = 14
        };
 
        struct States
        {
            enum State
            {
                kProperty,
                kEffect,
                kTotal
            };
        };
 
        struct MODEL_DATA
        {
#if !defined(ENABLE_SKYRIM_AE) && !defined(ENABLE_SKYRIM_SE)
#   define MODEL_DATA_CONTENT        \
        NiBound  modelBound; /* 0 */  \
        NiPoint3 unk148;     /* 10 */ \
        NiPoint3 unk154;     /* 2C */
#else
#   define MODEL_DATA_CONTENT NiBound modelBound; /* 0 */
#endif
            MODEL_DATA_CONTENT
        };
#ifndef ENABLE_SKYRIM_VR
        static_assert(sizeof(MODEL_DATA) == 0x10);
#elif !defined(ENABLE_SKYRIM_AE) && !defined(ENABLE_SKYRIM_SE)
        static_assert(sizeof(MODEL_DATA) == 0x28);
#endif
 
        struct GEOMETRY_RUNTIME_DATA
        {
#define RUNTIME_DATA_CONTENT                                                   \
    NiPointer<NiProperty>     properties[States::kTotal]; /* 00 */             \
    NiPointer<NiSkinInstance> skinInstance;               /* 10 */             \
    BSGraphics::TriShape*     rendererData;               /* 18 */             \
    void*                     unk20;                      /* 20 - smart ptr */ \
    BSGraphics::VertexDesc    vertexDesc;                 /* 28 */
 
            RUNTIME_DATA_CONTENT
        };
        static_assert(sizeof(GEOMETRY_RUNTIME_DATA) == 0x30);
 
        ~BSGeometry() override;  // 00
 
        // override (NiAVObject)
        const NiRTTI* GetRTTI() const override;                            // 02
        BSGeometry*   AsGeometry() override;                               // 07 - { return this; }
        void          LoadBinary(NiStream& a_stream) override;             // 18
        void          LinkObject(NiStream& a_stream) override;             // 19
        bool          RegisterStreamables(NiStream& a_stream) override;    // 1A
        void          SaveBinary(NiStream& a_stream) override;             // 1B
        bool          IsEqual(NiObject* a_object) override;                // 1C - { return false; }
        void          ProcessClone(NiCloningProcess& a_cloning) override;  // 1D
        void          PostLinkObject(NiStream& a_stream) override;         // 1E
#ifndef SKYRIM_CROSS_VR
        // The following are virtual functions past the point where VR compatibility breaks.
        void AttachProperty(NiAlphaProperty* a_property) override;                                                        // 27
        void SetSelectiveUpdateFlags(bool& a_selectiveUpdate, bool a_selectiveUpdateTransforms, bool& a_rigid) override;  // 2B
        void UpdateDownwardPass(NiUpdateData& a_data, std::uint32_t a_arg2) override;                                     // 2C
        void UpdateSelectedDownwardPass(NiUpdateData& a_data, std::uint32_t a_arg2) override;                             // 2D
        void UpdateRigidDownwardPass(NiUpdateData& a_data, std::uint32_t a_arg2) override;                                // 2E
        void UpdateWorldBound() override;                                                                                 // 2F
        void OnVisible(NiCullingProcess& a_process) override;                                                             // 34
#endif
 
        // add
        SKYRIM_REL_VR_VIRTUAL BSMultiIndexTriShape* AsMultiIndexTriShape();      // 35 - { return 0; }
        SKYRIM_REL_VR_VIRTUAL BSSkinnedDecalTriShape* AsSkinnedDecalTriShape();  // 36 - { return 0; }
        SKYRIM_REL_VR_VIRTUAL void                    Unk_37(void);              // 37 - { return 0; }
 
        [[nodiscard]] inline MODEL_DATA& GetModelData() noexcept
        {
            return REL::RelocateMember<MODEL_DATA>(this, 0x110, 0x138);
        }
 
        [[nodiscard]] inline const MODEL_DATA& GetModelData() const noexcept
        {
            return REL::RelocateMember<MODEL_DATA>(this, 0x110, 0x138);
        }
 
        [[nodiscard]] inline GEOMETRY_RUNTIME_DATA& GetGeometryRuntimeData() noexcept
        {
            return REL::RelocateMember<GEOMETRY_RUNTIME_DATA>(this, 0x120, 0x160);
        }
 
        [[nodiscard]] inline const GEOMETRY_RUNTIME_DATA& GetGeometryRuntimeData() const noexcept
        {
            return REL::RelocateMember<GEOMETRY_RUNTIME_DATA>(this, 0x120, 0x160);
        }
 
        [[nodiscard]] inline stl::enumeration<Type, std::uint8_t>& GetType() noexcept
        {
            return REL::RelocateMember<stl::enumeration<Type, std::uint8_t>>(this, 0x150, 0x190);
        }
 
        [[nodiscard]] inline const stl::enumeration<Type, std::uint8_t>& GetType() const noexcept
        {
            return REL::RelocateMember<stl::enumeration<Type, std::uint8_t>>(this, 0x150, 0x190);
        }
 
        // members
#ifndef SKYRIM_CROSS_VR
        MODEL_DATA_CONTENT;    // 110, 138
        RUNTIME_DATA_CONTENT;  // 120, 160
#   ifndef ENABLE_SKYRIM_VR
        stl::enumeration<Type, std::uint8_t> type;   // 150
        std::uint8_t                         pad31;  // 151
        std::uint16_t                        pad32;  // 152
        std::uint32_t                        pad34;  // 154
#   elif !defined(ENABLE_SKYRIM_AE) && !defined(ENABLE_SKYRIM_SE)
        stl::enumeration<Type, std::uint32_t> type;   // 190
        std::uint8_t                          pad31;  // 194
        std::uint16_t                         pad32;  // 195
        std::uint32_t                         pad34;  // 197
#   endif
#endif
    };
#ifndef ENABLE_SKYRIM_VR
    static_assert(sizeof(BSGeometry) == 0x158);
#elif !defined(ENABLE_SKYRIM_AE) && !defined(ENABLE_SKYRIM_SE)
    static_assert(sizeof(BSGeometry) == 0x1A0);
#endif
}
#undef MODEL_DATA_CONTENT
#undef RUNTIME_DATA_CONTENT