Platform SDK: DirectX

D3DXVec2LengthSq

The D3DXVec2LengthSq function returns the square of the length of the specified 2-D vector.

float D3DXVec2LengthSq(
  const D3DXVECTOR2* pV
); 

Parameters

pV
A pointer to the souce D3DXVECTOR2 structure.

Return Values

The vector's squared length.

Requirements

  Windows NT/2000: Requires Windows 2000.
  Windows 95/98: Requires Windows 95 or later. Available as a redistributable for Windows 95.
  Version: Requires DirectX 7.0.
  Header: Declared in d3dxmath.h.
  Library: Use d3dx.lib.

See Also

D3DXVec2Length