[Home](./index.md) > [rc-js-util](./rc-js-util.md) > [Range2d](./rc-js-util.range2d.md) > [getRangeTransform](./rc-js-util.range2d.getrangetransform.md) ## Range2d.getRangeTransform() method Creates a transform matrix that maps values in this range onto `_toRange`. **Signature:** ```typescript getRangeTransform(_toRange: IReadonlyRange2d, _result?: IReadonlyMat3): Mat3; ``` ## Parameters

Parameter	Type	Description
\_toRange	[IReadonlyRange2d](./rc-js-util.ireadonlyrange2d.md)<[TTypedArray](./rc-js-util.ttypedarray.md)>
\_result	[IReadonlyMat3](./rc-js-util.ireadonlymat3.md)<TResult>	_(Optional)_

**Returns:** [Mat3](./rc-js-util.mat3.md)<TResult>