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make_trans_font(3alleg4) Allegro manual make_trans_font(3alleg4)

NAME

make_trans_font - Makes a font use transparency. Allegro game programming library.

SYNOPSIS

#include <allegro.h>
void make_trans_font(FONT *f);

DESCRIPTION

This function converts a font to use transparency for drawing. That is, each glyph in the font will be drawn with draw_trans_sprite, so you can use the same blenders as with draw_trans_sprite to draw the font. One common use of this is to load a bitmap font with an alpha channel, and therefore get anti-aliased text output by using Allegro's alpha blender. Here's an example how to do that:
   FONT *f = load_font("alphafont.tga", NULL, NULL);
   make_trans_font(f);
   set_alpha_blender();
   textprintf_centre_ex(screen, f, 320, 240, -1, -1, "Anti-aliased Font!");

SEE ALSO

is_trans_font(3alleg4), set_alpha_blender(3alleg4), load_font(3alleg4), draw_trans_sprite(3alleg4)
version 4.4.2 Allegro