GetBValue

  • 项目

This macro retrieves an intensity value for the blue component of a 32-bit RGB value.

BYTE GetBValue( 
  DWORD rgb 
);

Parameters

  • rgb
    Specifies an RGB color value.

Return Values

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

Remarks

The intensity value is in the range 0 through 255.

The GetBValue macro is defined as follows.

#define GetBValue(rgb)   ((BYTE) ((rgb) >> 16))

Requirements

OS Versions: Windows CE 1.0 and later.
Header: Windows.h.

See Also

GetGValue | GetRValue | PALETTERGB | RGB | GDI Macros

Last updated on Wednesday, April 13, 2005

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