---
UID: NF:d2d1_1helper.Matrix4x4F.ReinterpretBaseType(D2D1_MATRIX_4X4_F)
title: Matrix4x4F::ReinterpretBaseType(D2D1_MATRIX_4X4_F) (d2d1_1helper.h)
description: Converts the specified D2D1_MATRIX_4X4_F matrix to a Matrix4x4F without making a copy.
old-location: direct2d\matrix4x4f_reinterpretbasetype.htm
tech.root: Direct2D
ms.assetid: 379F9F01-EE5E-438B-BD0A-F0EB6B92E28F
ms.date: 12/05/2018
ms.keywords: Matrix4x4F interface [Direct2D],ReinterpretBaseType method, Matrix4x4F.ReinterpretBaseType, Matrix4x4F.ReinterpretBaseType(D2D1_MATRIX_4X4_F), Matrix4x4F::ReinterpretBaseType, Matrix4x4F::ReinterpretBaseType(D2D1_MATRIX_4X4_F), ReinterpretBaseType, ReinterpretBaseType method [Direct2D], ReinterpretBaseType method [Direct2D],Matrix4x4F interface, d2d1_1helper/Matrix4x4F::ReinterpretBaseType, direct2d.matrix4x4f_reinterpretbasetype
f1_keywords:
- d2d1_1helper/Matrix4x4F.ReinterpretBaseType
dev_langs:
- c++
req.header: d2d1_1helper.h
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req.target-type: Windows
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topic_type:
- APIRef
- kbSyntax
api_type:
- COM
api_location:
- d2d1_1helper.h
api_name:
- Matrix4x4F.ReinterpretBaseType
targetos: Windows
req.typenames: 
req.redist: 
ms.custom: 19H1
---

# Matrix4x4F::ReinterpretBaseType(D2D1_MATRIX_4X4_F)


## -description


Converts the specified <a href="https://docs.microsoft.com/windows/desktop/Direct2D/d2d1-matrix-3x2-f">D2D1_MATRIX_4X4_F</a> matrix to a <a href="https://docs.microsoft.com/windows/desktop/api/d2d1_1helper/nl-d2d1_1helper-matrix4x4f">Matrix4x4F</a> without making a copy.


## -parameters




### -param pMatrix

Type: <b><a href="https://docs.microsoft.com/previous-versions/windows/desktop/legacy/hh848012(v=vs.85)">D2D1_MATRIX_4X4_F</a>*</b>

The matrix to convert.


## -returns



Type: <b><a href="https://docs.microsoft.com/windows/desktop/api/d2d1_1helper/nl-d2d1_1helper-matrix4x4f">Matrix4x4F</a>*</b>

The converted matrix.




## -see-also




<a href="https://docs.microsoft.com/windows/desktop/api/d2d1_1helper/nl-d2d1_1helper-matrix4x4f">Matrix4x4F</a>
 

 

