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IDirect3DDevice9::SetVertexShaderConstantB method

Sets a Boolean vertex shader constant.

Syntax


HRESULT SetVertexShaderConstantB(
  [in]  UINT StartRegister,
  [in]  const BOOL *pConstantData,
  [in]  UINT BoolCount
);

Parameters

StartRegister [in]

Type: UINT

Register number that will contain the first constant value.

pConstantData [in]

Type: const BOOL*

Pointer to an array of constants.

BoolCount [in]

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

Header

D3D9.h

Library

D3D9.lib

 

 

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