公告牌资源 (Billboard Asset) 整合了用于与公告牌渲染器 (Billboard Renderer) 结合使用的较复杂网格的预渲染图像,目的是在较低的细节级别 (LOD) 下渲染与摄像机相距一定距离的对象,从而节省渲染时间。
生成公告牌资源的最常用方法是在 SpeedTree Modeler 中创建文件,然后将这些文件导入 Unity。此外,也可通过脚本创建自己的公告牌资源。请参阅有关 BillboardAsset 的 API 参考以了解更多详细信息。
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