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 GetGValue

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

    BYTE GetGValue(
      DWORD rgb     // 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.

Requirements

• Windows NT/2000/XP/Vista: Included in Windows NT 3.1 and later.
• Windows 95/98/Me: Included in Windows 95 and later.
• Header: Declared in Wingdi.h; include Windows.h.

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