NovaECS - v1.0.11
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    Interface IColumn

    Column storage interface for array and SAB backends 数组和SAB后端的列存储接口

    interface IColumn {
        buildSliceDescriptor(start: number, end: number): any;
        capacity(): number;
        clearChangeTracking(): void;
        ensureCapacity(rows: number): void;
        getRowEpochs?(): null | Uint32Array;
        getWriteMask?(): null | Uint8Array;
        length(): number;
        markWrittenRange?(start: number, end: number): void;
        pushDefault(): number;
        readToObject(row: number, out?: any): any;
        swapRemove(row: number): void;
        writeFromObject(row: number, obj: any, epoch?: number): void;
    }

    Implemented by

    Index

    Methods

    buildSliceDescriptor capacity clearChangeTracking ensureCapacity getRowEpochs? getWriteMask? length markWrittenRange? pushDefault readToObject swapRemove writeFromObject

    Methods

    • Build Worker payload "column view" descriptor for [start,end) (zero-copy) 为[start,end)构建Worker载荷的"列视图"描述（零拷贝）

      Parameters

      • start: number
      • end: number

      Returns any

    • Clear change tracking for new frame 清理变更追踪开始新帧

      Returns void

    • Ensure capacity 确保容量

      Parameters

      • rows: number

      Returns void

    • Get per-row epochs/frame numbers for change detection 获取每行的时代/帧号用于变更检测

      Returns null | Uint32Array

    • Get write mask for frame-level change detection (1 bit per row, read-only) 获取帧级变更检测的写掩码（每行1位，只读）

      Returns null | Uint8Array

    • (Main thread) Mark certain rows in this column as written, for changed() （主线程）标记这一列某些行被写，用于changed()

      Parameters

      • start: number
      • end: number

      Returns void

    • Add new row with default value at end, return row index 在末尾新增一行默认值，返回行号

      Returns number

    • Read to object (for debugging/serialization) 读取为对象（调试/序列化用）

      Parameters

      • row: number
      • Optionalout: any

      Returns any

    • Swap-remove a row (for archetype migration) 交换删除一行（用于archetype迁移）

      Parameters

      • row: number

      Returns void

    • Write from object to specified row (for addInstance/serde) 从对象写入指定行（用于addInstance/序列化）

      Parameters

      • row: number
      • obj: any
      • Optionalepoch: number

      Returns void

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