1.3 - 导入法线

导入法线

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CE_1_3_001.png

虚幻引擎4可以接收只来自于一个FBX文件的法线、来自一个FBX文件的法线和切线,或者对其进行重新计算。上图显示了 左边计算法线右边导入法线和切线 的差异。

导入FBX文件时,此功能靠近 网格体 下方导入对话的顶部。下拉将出现这3个选项: ImportPulldown.png

选项

说明

计算法线(Compute Normals)

引擎计算法线和切线。平滑组和法线信息将从FBX信息中丢弃。

导入法线(Import Normals)

法线从FBX文件导入,切线由引擎计算。

导入法线和切线(Import Normals and Tangents)

法线和切线是从FBX文件导入的,引擎不计算任何东西。

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