{{htmlmetatags>metatag-robots=() 
metatag-title=(MR_BRIGHTNESS | MIDRES Library) 
metatag-keywords=(Midres,Library,Graphics,Commodore 64,Commodore VIC20,Commodore 16,API) 
metatag-description=(Base value for the luminance of colors.)
metatag-media-og:image=(:midres-logo-fb.png)
metatag-og:title=(MR_BRIGHTNESS| MIDRES Library) 
metatag-og:description=(Base value for the luminance of colors.)
}} 

====== MR_BRIGHTNESS =======

Base value for the luminance of colors.

===== Declaration =====

   extern mr_color MR_BRIGHTNESS;

===== Description =====

On those platforms that have the concept of "luminance", this variable maintains the median value of the luminance attributed to the color component. For all others, this value must be left at zero.

===== See also =====

===== Example =====

[[:midres_library|{{ :midres-logo.png?nolink&600 |}}]]