[Home](./index.md) > [@three3d/effect](./effect.md) > [uvDrawRangeModifier](./effect.uvdrawrangemodifier.md) ## uvDrawRangeModifier() function 用于实现绘制指定uv范围的材质修改器 **Signature:** ```typescript export declare function uvDrawRangeModifier(material: M): ModifiedMaterial; ``` ## Parameters | Parameter | Type | Description | | --- | --- | --- | | material | M | | **Returns:** [ModifiedMaterial](./effect.modifiedmaterial.md)<M, { invert: boolean; enableURange: boolean; enableVRange: boolean; uvMax: Vector2; uvMin: Vector2; }> ## Remarks 材质被修改后可具备设置绘制指定uv范围