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]
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Type: UINT
Register number that will contain the first constant value.
- pConstantData [in]
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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
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Header |
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See also
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