Microsoft DirectX 8.1 (Visual Basic)

D3DXColorNegative

Creates the negative color value of a color value.

D3DXColorNegative( _ 
    COut As D3DCOLORVALUE, _ 
    C As D3DCOLORVALUE)

Parameters

COut
A D3DCOLORVALUE type that is the result of the operation, the negative color value of the color value.
C
A source D3DCOLORVALUE type.

Error Codes

If the function fails, an error is raised and Err.Number can be set to one of the following values.

D3DERR_INVALIDCALL
D3DERR_OUTOFVIDEOMEMORY

For information on trapping errors, see the Microsoft® Visual Basic® Error Handling topic.

Remarks

This function returns the negative color value by subtracting 1.0 from the color components of the D3DCOLORVALUE type, as shown in the following example.

    COut.r = 1.0 - C.r

See Also

D3DXColorLerp, D3DXColorModulate, D3DXColorScale