| mats | The selected materials. |
| name | 属性名称。 |
| propertyIndex | 属性索引。 |
MaterialProperty Returns the property at the specified index.
获取有关单个着色器属性的信息。
When implementing custom MaterialEditors, you'd usually pass the this.targets array to this function, where this.targets is all the selected materials.
另请参阅：GetMaterialProperties、MaterialProperty。