.\" Generated by the Allegro makedoc utility .TH set_multiply_blender 3alleg4 "version 4.4.3" "Allegro" "Allegro manual" .SH NAME set_multiply_blender \- Enables a multiply blender mode. Allegro game programming library.\& .SH SYNOPSIS .B #include .sp .B void set_multiply_blender(int r, int g, int b, int a); .SH DESCRIPTION Enables a multiply blender mode for combining translucent or lit truecolor pixels. Combines the source and destination images, multiplying the colours to produce a darker colour. If a colour is multiplied by white it remains unchanged; when multiplied by black it also becomes black. .SH SEE ALSO .BR set_trans_blender (3alleg4), .BR drawing_mode (3alleg4), .BR exalpha (3alleg4)