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The GetGValue macro retrieves an intensity value for the green
component of a 32-bit red, green, blue (RGB) value.
BYTE GetGValue(
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DWORD rgb
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// 32-bit RGB value
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);
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Parameters
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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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