IDirect3DDevice9::GetVertexShaderConstantB

Gets a Boolean vertex shader constant.

HRESULT GetVertexShaderConstantB(
  UINT StartRegister,
  BOOL * pConstantData,
  UINT BoolCount
);

Parameters

StartRegister

[in] Register number that will contain the first constant value.

pConstantData

[in, out] Pointer to an array of constants.

BoolCount

[in] Number of Boolean values in the array of constants.

Return Values

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

Requirements

Header: Declared in D3d9.h.