.\" Generated by the Allegro makedoc utility .TH exflame 3alleg4 "version 4.4.3" "Allegro" "Allegro manual" .SH NAME exflame \- How to write directly to video memory improving performance. Allegro game programming library.\& .SH SYNOPSIS .B #include .sp .B Example exflame .SH DESCRIPTION This program demonstrates how to write directly to video memory. It implements a simple fire effect, first by calling getpixel() and putpixel(), then by accessing video memory directly a byte at a time, and finally using block memory copy operations. .SH SEE ALSO .BR END_OF_MAIN (3alleg4), .BR PALETTE (3alleg4), .BR SCREEN_H (3alleg4), .BR SCREEN_W (3alleg4), .BR acquire_screen (3alleg4), .BR allegro_error (3alleg4), .BR allegro_init (3alleg4), .BR allegro_message (3alleg4), .BR bmp_read_line (3alleg4), .BR bmp_unwrite_line (3alleg4), .BR bmp_write_line (3alleg4), .BR clear_keybuf (3alleg4), .BR font (3alleg4), .BR getpixel (3alleg4), .BR install_keyboard (3alleg4), .BR keypressed (3alleg4), .BR line (3alleg4), .BR makecol (3alleg4), .BR putpixel (3alleg4), .BR release_screen (3alleg4), .BR rest (3alleg4), .BR screen (3alleg4), .BR set_gfx_mode (3alleg4), .BR set_palette (3alleg4), .BR textout_ex (3alleg4)