> ## Name

> AlphaArg0 - 3D API AlphaArg0

> ## Usage

> AlphaArg0 = int(third)

> ## Valid Enumerants

> third: Constant, Current, Diffuse, SelectMask, Specular, Temp, Texture, TFactor

> ## Description

> Specify the alpha channel selector operand for triadic operations. See the D3DTSS_ALPHAARG0 texture stage state description for DirectX 9.

> The standard reset callback sets the AlphaArg0 state to int(Current).

> ## Opengl Functionality Requirements

> Not applicable.

> ## Direct3D Functionality Requirements

> DirectX 9

> ## See Also

> AlphaArg1, AlphaArg2, AlphaBlendEnable, AlphaFunc, AlphaOp, AlphaRef, AlphaTestEnable, ColorArg0, ColorArg1, ColorArg2, ColorOp, BlendOpAlpha