包含指向树原型的指针的简单类。
此类由 TerrainData GameObject 使用。
| bendFactor | 树原型的弯曲系数。 |
| navMeshLod | The LOD index of a Tree LODGroup that Unity uses to generate a NavMesh. It uses this value only for Trees with a LODGroup, and ignores this value for regular Trees. |
| prefab | 检索树使用的实际 GameObject。 |