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d3dxvec4transformarray.md

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description ms.assetid title ms.topic ms.date topic_type api_name api_type api_location
D3DXVec4TransformArray function (D3dx9math.h) - Transforms an array (x, y, 0, 1) by a given matrix.
11d69f65-2aef-46f4-b274-e173a11382a8
D3DXVec4TransformArray function (D3dx9math.h)
reference
05/31/2018
APIRef
kbSyntax
D3DXVec4TransformArray
LibDef
d3dx9.lib
d3dx9.dll

D3DXVec4TransformArray function (D3dx9math.h)

Note

The D3DX utility library is deprecated. We recommend that you use DirectXMath instead.

Transforms an array (x, y, 0, 1) by a given matrix.

Syntax

D3DXVECTOR4* D3DXVec4TransformArray(
  _Inout_       D3DXVECTOR4 *pOut,
  _In_          UINT        OutStride,
  _In_    const D3DXVECTOR4 *pV,
  _In_          UINT        VStride,
  _In_    const D3DXMATRIX  *pM,
  _In_          UINT        n
);

Parameters

pOut [in, out]

Type: D3DXVECTOR4*

Pointer to the D3DXVECTOR4 array that is the result of the operation.

OutStride [in]

Type: UINT

Stride between vectors in the output data stream.

pV [in]

Type: const D3DXVECTOR4*

Pointer to the source D3DXVECTOR4 array.

VStride [in]

Type: UINT

Stride between vectors in the input data stream.

pM [in]

Type: const D3DXMATRIX*

Pointer to the source D3DXMATRIX structure.

n [in]

Type: UINT

Number of elements in the array.

Return value

Type: D3DXVECTOR4*

Pointer to a D3DXVECTOR4 structure that is the transformed array.

Remarks

This function transforms the array pV (x, y, 0, 1) by the matrix pM.

The return value for this function is the same value returned in the pOut parameter. In this way, the D3DXVec4TransformArray function can be used as a parameter for another function.

Requirements

Requirement Value
Header
D3dx9math.h
Library
D3dx9.lib

See also

Math Functions