BGSDistantTreeBlock.h

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#pragma once
 
#include "RE/B/BSTArray.h"
#include "RE/B/BSTHashMap.h"
#include "RE/N/NiSmartPointer.h"
 
namespace RE
{
    class BGSTerrainNode;
    class BSMultiStreamInstanceTriShape;
 
    class BGSDistantTreeBlock
    {
    public:
        struct InstanceData
        {
        public:
            // members
            FormID        id;      // 00 - Only the lower 24 bits used
            std::uint16_t x;       // 04
            std::uint16_t y;       // 06
            std::uint16_t z;       // 08
            std::uint16_t rotZ;    // 0A
            std::uint16_t scale;   // 0C
            std::uint16_t alpha;   // 0E - This is Float2Word(fAlpha)
            bool          hidden;  // 10 - alpha <= 0.0f or set by object flags
            std::uint8_t  pad11;   // 11
            std::uint16_t pad12;   // 12
        };
        static_assert(sizeof(InstanceData) == 0x14);
 
        struct TreeGroup
        {
        public:
            // members
            NiPointer<BSMultiStreamInstanceTriShape> geometry;                // 00
            BSTArray<InstanceData>                   instances;               // 08
            std::uint32_t                            num;                     // 20
            bool                                     shaderPropertyUpToDate;  // 24
            std::int8_t                              treeType;                // 25
            std::uint16_t                            pad26;                   // 26
        };
        static_assert(sizeof(TreeGroup) == 0x28);
 
        // members
        BSTArray<TreeGroup*>                     treeGroups;   // 00
        BSTHashMap<std::uint32_t, InstanceData*> instanceMap;  // 18
        BSTHashMap<std::uint32_t, TreeGroup*>    nextGroup;    // 48
        BGSTerrainNode*                          node;         // 78
        bool                                     doneLoading;  // 80
        bool                                     attached;     // 81
        bool                                     allVisible;   // 82
        std::uint8_t                             pad83;        // 83
        std::uint32_t                            pad84;        // 84
    };
    static_assert(sizeof(BGSDistantTreeBlock) == 0x88);
}