BSGeometry.h

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#pragma once
 
#include "RE/B/BSLightingShaderProperty.h"
#include "RE/N/NiAVObject.h"
#include "RE/N/NiRTTI.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 constexpr auto Ni_RTTI = NiRTTI_BSGeometry;
        inline static constexpr auto VTABLE = VTABLE_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
            };
        };
 
        ~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
        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
 
        // add
        virtual BSMultiIndexTriShape*   AsMultiIndexTriShape();    // 35 - { return 0; }
        virtual BSSkinnedDecalTriShape* AsSkinnedDecalTriShape();  // 36 - { return 0; }
        virtual void                    Unk_37(void);              // 37 - { return 0; }
 
        inline BSLightingShaderProperty* lightingShaderProp_cast()
        {
            if (auto effect = properties[States::kEffect].get(); effect) {
                if (auto rtti = effect->GetRTTI(); rtti) {
                    const std::string rttiStr(rtti->GetName());
                    if (rttiStr == "BSLightingShaderProperty") {
                        return static_cast<BSLightingShaderProperty*>(effect);
                    }
                }
            }
            return nullptr;
        }
 
// members
#ifndef SKYRIMVR
        // members
        NiBound                          modelBound;                  // 110
        NiPointer<NiProperty>            properties[States::kTotal];  // 120
        NiPointer<NiSkinInstance>        skinInstance;                // 130
        BSGraphics::TriShape*            rendererData;                // 138
        void*                            unk140;                      // 140 - smart ptr
        BSGraphics::VertexDesc           vertexDesc;                  // 148
        REX::EnumSet<Type, std::uint8_t> type;                        // 150
        std::uint8_t                     pad151;                      // 151
        std::uint16_t                    pad152;                      // 152
        std::uint32_t                    pad154;                      // 154
    private:
        KEEP_FOR_RE()
    };
    static_assert(sizeof(BSGeometry) == 0x158);
#else
        NiBound                          modelBound;                  // 138
        NiPoint3                         unk148;                      // 148
        NiPoint3                         unk154;                      // 154
        NiPointer<NiProperty>            properties[States::kTotal];  // 160
        NiPointer<NiSkinInstance>        skinInstance;                // 170
        BSGraphics::TriShape*            rendererData;                // 178
        void*                            unk180;                      // 180
        BSGraphics::VertexDesc           vertexDesc;                  // 188
        REX::EnumSet<Type, std::uint8_t> type;                        // 190
        std::uint8_t                     pad191;                      // 191
        std::uint16_t                    pad192;                      // 192
        std::uint32_t                    pad194;                      // 194
    private:
        KEEP_FOR_RE()
    };
    static_assert(sizeof(BSGeometry) == 0x198);
#endif
}