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D3DXMatrixIsIdentity function

Determines if a matrix is an identity matrix.

Syntax


BOOL D3DXMatrixIsIdentity(
  _In_  const D3DXMATRIX *pM
);

Parameters

pM [in]

Type: const D3DXMATRIX*

Pointer to the D3DXMATRIX structure that will be tested for identity.

Return value

Type: BOOL

If the matrix is an identity matrix, this function returns TRUE. Otherwise, this function returns FALSE.

Requirements

Header

D3dx9math.h

Library

D3dx9.lib

See also

D3DXMatrixIdentity

 

 

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