gcpGetLuminance3
Manipulate luminance
Usage
#include <ggi/gcp.h> ggi_float gcpGetLuminance(ggi_visual_t vis, const gcp_pixel pix);
Overview
gcpGetLuminance calculates the luminance of the pix pixel.
Return value
gcpGetLuminance returns the luminance of the pixel.
Releases
3 releases since Debian 4.0 (Etch); the text changed 1 time.