GetRValue (Windows CE 5.0)
This macro retrieves an intensity value for the red component of a 32-bit RGB value.
BYTEGetRValue( DWORDrgb);
Parameters
- rgb
Specifies an RGB color value.
Return Values
The return value is the intensity of the red component of the specified RGB color.
Remarks
The intensity value is in the range 0 through 255.
The GetRValue macro is defined as follows.
#define GetRValue(rgb) ((BYTE) (rgb))
Requirements
OS Versions: Windows CE 1.0 and later.
Header: Windows.h.
See Also
GetBValue | GetGValue | PALETTERGB | RGB | GDI Macros
Send Feedback on this topic to the authors