BlendColor
Keywords: BlendColor, NVIDIA, NVIDIA Cg Toolkit, Cg Toolkit, Shader, Shader Programming, GPU Shader Programming, GPU Program

> ## Name

> BlendColor - 3D API blend color

> ## Usage

> BlendColor = float4(r, g, b, a)

> ## Valid Enumerants

> r, g, b, a: floating point values

> ## Description

> Set the blend color. See the OpenGL glBlendColor manual page for details. See the D3DRS_BLENDFACTOR render state description for DirectX 9.

> The standard reset callback sets the BlendColor state to float4(0, 0, 0, 0).

> ## Opengl Functionality Requirements

> OpenGL 1.0

> ## Direct3D Functionality Requirements

> DirectX 9

> ## See Also

> AlphaBlendEnable, BlendEnable, BlendEquation, BlendEquationSeparate, BlendFunc, BlendFuncSeparate, BlendOp, DestBlend, IndexedVertexBlendEnable, SrcBlend, VertexBlend, BlendOpAlpha, SrcBlendAlpha, DestBlendAlpha, SeparateAlphaBlendEnable