IDirect3DDevice9::GetVertexShaderConstantB method (d3d9.h)

Gets a Boolean vertex shader constant.

Syntax

HRESULT GetVertexShaderConstantB(
  [in]      UINT StartRegister,
  [in, out] BOOL *pConstantData,
  [in]      UINT BoolCount
);

Parameters

[in] StartRegister

Type: UINT

Register number that will contain the first constant value.

[in, out] pConstantData

Type: BOOL*

Pointer to an array of constants.

[in] BoolCount

Type: UINT

Number of Boolean values in the array of constants.

Return value

Type: HRESULT

If the method succeeds, the return value is D3D_OK. If the method fails, the return value can be D3DERR_INVALIDCALL.

Requirements

   
Target Platform Windows
Header d3d9.h (include D3D9.h)
Library D3D9.lib

See also

IDirect3DDevice9