hkpShape.h

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#pragma once
 
#include "RE/H/hkReferencedObject.h"
#include "RE/H/hkSseMathTypes.h"
#include "RE/H/hkpShapeBuffer.h"
#include "RE/H/hkpShapeType.h"
 
namespace RE
{
    class hkAabb;
    class hkSphere;
    class hkTransform;
    class hkpCdBody;
    class hkpCdVertex;
    class hkpConvexShape;
    class hkpRayHitCollector;
    class hkpShapeContainer;
    class hkpShapeRayBundleCastInput;
    class hkpShapeRayBundleCastOutput;
    class hkVector4;
    struct hkpShapeRayCastInput;
    struct hkpShapeRayCastOutput;
 
    using hkpVertexID = std::uint16_t;
    constexpr hkpVertexID HK_INVALID_VERTEX_ID = static_cast<hkpVertexID>(-1);
 
    using hkpShapeKey = std::uint32_t;
    constexpr hkpShapeKey HK_INVALID_SHAPE_KEY = static_cast<hkpShapeKey>(-1);
 
    class hkpShape : public hkReferencedObject
    {
    public:
        inline static constexpr auto RTTI = RTTI_hkpShape;
 
        using GetSupportingVertexFunc = void(const void* a_this, const hkVector4& a_direction, hkpCdVertex& a_supportVertex);
        using ConvertVertexIdsToVerticesFunc = void(const void* a_this, const hkpVertexID* a_ids, std::int32_t a_numIDs, class hkpCdVertex* a_verticesOut);
        using WeldContactPointFunc = std::int32_t(const void* a_this, hkpVertexID* a_featurePoints, std::uint8_t& a_numFeaturePoints, hkVector4& a_contactPointWs, const hkTransform* a_thisTransform, const hkpConvexShape* a_collidingShape, const hkTransform* a_collidingTransform, hkVector4& a_separatingNormalInOut);
        using GetCentreFunc = void(const void* a_this, hkVector4& a_centreOut);
        using GetNumCollisionSpheresFunc = std::int32_t(const void* a_this);
        using GetCollisionSpheresFunc = const hkSphere*(const void* a_this, hkSphere* a_sphereBuffer);
        using GetAabbFunc = void(const void* a_this, const hkTransform& a_localToWorld, float a_tolerance, hkAabb& a_out);
        using CastRayFunc = bool(const void* a_this, const hkpShapeRayCastInput& a_input, hkpShapeRayCastOutput& a_output);
        using CastRayWithCollectorFunc = void(const void* a_this, const hkpShapeRayCastInput& a_input, const hkpCdBody& a_cdBody, hkpRayHitCollector& a_collector);
        using CastRayBundleFunc = hkVector4Comparison(const void* a_this, const hkpShapeRayBundleCastInput& a_input, hkpShapeRayBundleCastOutput& a_output, const hkVector4Comparison& a_mask);
        using GetChildShapeFunc = const hkpShape*(const void* a_this, hkpShapeKey a_key, hkpShapeBuffer& a_buffer);
        using GetCollisionFilterInfoFunc = std::uint32_t(const void* a_this, hkpShapeKey a_key);
 
        struct CalcSizeForSpuInput
        {
        public:
            // members
            bool midphaseAgent3Registered;  // 0
            bool isFixedOrKeyframed;        // 1
            bool hasDynamicMotionSaved;     // 2
        };
        static_assert(sizeof(CalcSizeForSpuInput) == 0x3);
 
        struct ShapeFuncs
        {
        public:
            // members
            GetSupportingVertexFunc*        getSupportingVertexFunc;     // 00
            ConvertVertexIdsToVerticesFunc* convertVertexIdsToVertices;  // 08
            WeldContactPointFunc*           weldContactPointFunc;        // 10
            GetCentreFunc*                  getCentreFunc;               // 18
            GetNumCollisionSpheresFunc*     getNumCollisionSpheresFunc;  // 20
            GetCollisionSpheresFunc*        getCollisionSpheresFunc;     // 28
            GetAabbFunc*                    getAabbFunc;                 // 30
            CastRayFunc*                    castRay;                     // 38
            CastRayWithCollectorFunc*       castRayWithCollector;        // 40
            CastRayBundleFunc*              castRayBundle;               // 48
            GetChildShapeFunc*              getChildShapeFunc;           // 50
            GetCollisionFilterInfoFunc*     getCollisionFilterInfoFunc;  // 58
        };
        static_assert(sizeof(ShapeFuncs) == 0x60);
 
        struct ShapeFuncs2
        {
        public:
            // members
            alignas(0x40) GetSupportingVertexFunc* getSupportingVertexFunc;  // 00
            ConvertVertexIdsToVerticesFunc* convertVertexIdsToVertices;      // 08
            WeldContactPointFunc*           weldContactPointFunc;            // 10
            GetCentreFunc*                  getCentreFunc;                   // 18
            GetNumCollisionSpheresFunc*     getNumCollisionSpheresFunc;      // 20
            GetCollisionSpheresFunc*        getCollisionSpheresFunc;         // 28
            GetAabbFunc*                    getAabbFunc;                     // 30
            CastRayFunc*                    castRay;                         // 38
            CastRayWithCollectorFunc*       castRayWithCollector;            // 40
            CastRayBundleFunc*              castRayBundle;                   // 48
            GetChildShapeFunc*              getChildShapeFunc;               // 50
            GetCollisionFilterInfoFunc*     getCollisionFilterInfoFunc;      // 58
            std::uint64_t                   pad60;                           // 60
            std::uint64_t                   pad68;                           // 68
            std::uint64_t                   pad70;                           // 70
            std::uint64_t                   pad78;                           // 78
        };
        static_assert(sizeof(ShapeFuncs2) == 0x80);
 
        using RegsiterFunc = void(ShapeFuncs& a_sf);
 
        ~hkpShape() override;  // 00
 
        // add
        virtual float                    GetMaximumProjection(const hkVector4& a_direction) const;                                                                                      // 03
        virtual const hkpShapeContainer* GetContainer() const;                                                                                                                          // 04 - { return 0; }
        virtual bool                     IsConvex() const;                                                                                                                              // 05 - { return false; }
        virtual std::int32_t             CalcSizeForSpu(const CalcSizeForSpuInput& a_input, std::int32_t a_spuBufferSizeLeft) const;                                                    // 06 - { return -1; }
        virtual void                     GetAabbImpl(const hkTransform& a_localToWorld, float a_tolerance, hkAabb& a_out) const = 0;                                                    // 07
        virtual bool                     CastRayImpl(const hkpShapeRayCastInput& a_input, hkpShapeRayCastOutput& a_output) const = 0;                                                   // 08
        virtual void                     CastRayWithCollectorImpl(const hkpShapeRayCastInput& a_input, const hkpCdBody& a_cdBody, hkpRayHitCollector& a_collector) const = 0;           // 09
        virtual hkVector4Comparison      CastRayBundleImpl(const hkpShapeRayBundleCastInput& a_input, hkpShapeRayBundleCastOutput& a_output, const hkVector4Comparison& a_mask) const;  // 0A
 
        // members
        std::uint64_t userData;  // 10
        hkpShapeType  type;      // 18
        std::uint32_t pad1C;     // 1C
    };
    static_assert(sizeof(hkpShape) == 0x20);
}