This macro retrieves an intensity value for the blue component of a 32-bit red, green, blue (RGB) value.
At a Glance
| Header file: | Wingdi.h |
| Windows CE versions: | 1.0 and later |
Syntax
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))
See Also