.\" Generated by the Allegro makedoc utility .TH set_luminance_blender 3alleg4 "version 4.4.2" "Allegro" "Allegro manual" .SH NAME set_luminance_blender \- Enables a luminance blender mode. Allegro game programming library.\& .SH SYNOPSIS .B #include .sp .B void set_luminance_blender(int r, int g, int b, int a); .SH DESCRIPTION Enables a luminance blender mode for combining translucent or lit truecolor pixels. Applies the luminance of the source to the destination. The colour of the destination is not affected. .SH SEE ALSO .BR set_trans_blender (3alleg4), .BR drawing_mode (3alleg4)