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GetGValue macro (wingdi.h)

The GetGValue macro retrieves an intensity value for the green component of a red, green, blue (RGB) value.

Syntax

BYTE GetGValue(
    DWORD rgb
);

Parameters

rgb

Specifies an RGB color value.

Return value

Type: BYTE

The return value is the intensity of the green component of the specified RGB color.

Remarks

The intensity value is in the range 0 through 255.

Requirements

Requirement Value
Minimum supported client Windows 2000 Professional [desktop apps only]
Minimum supported server Windows 2000 Server [desktop apps only]
Target Platform Windows
Header wingdi.h (include Windows.h)

See also

Color Macros

Colors Overview

GetBValue

GetRValue

PALETTEINDEX

PALETTERGB

RGB