Overview
Group
Quick Info

Windows NT
Yes
Win95
Yes
Win32s
Yes
Import Library

Header File
wingdi.h
Unicode
No
Platform Notes
None

GetGValue

The GetGValue macro retrieves an intensity value for the green component of a 32-bit red, green, blue (RGB) value.

BYTE GetGValue(

DWORD rgb
// 32-bit RGB value
);

Parameters

rgb

Specifies an RGB color value.

Return Values

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.

The GetGValue macro is defined as follows:

#define GetGValue(rgb) ((BYTE) (((WORD) (rgb)) >> 8))

See Also

GetBValue
, GetRValue, PALETTEINDEX, PALETTERGB, RGB

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