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Microsoft DirectX 9.0

D3DX_CHANNEL

The following flags are used to specify which channels in a texture to operate on.

#defineDescription
D3DX_CHANNEL_REDIndicates the red channel should be used.
D3DX_CHANNEL_BLUEIndicates the blue channel should be used.
D3DX_CHANNEL_GREENIndicates the green channel should be used.
D3DX_CHANNEL_ALPHAIndicates the alpha channel should be used.
D3DX_CHANNEL_LUMINANCEIndicates the luminances of the red, green, and blue channels should be used.

Constant Information

Headerd3dx9tex.h
Minimum operating systemWindows 98

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