NAME¶

exflame - How to write directly to video memory improving performance. Allegro game programming library.

SYNOPSIS¶

#include <allegro.h>

Example exflame

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.

SEE ALSO¶

END_OF_MAIN(3alleg4), PALETTE(3alleg4), SCREEN_H(3alleg4), SCREEN_W(3alleg4), acquire_screen(3alleg4), allegro_error(3alleg4), allegro_init(3alleg4), allegro_message(3alleg4), bmp_read_line(3alleg4), bmp_unwrite_line(3alleg4), bmp_write_line(3alleg4), clear_keybuf(3alleg4), font(3alleg4), getpixel(3alleg4), install_keyboard(3alleg4), keypressed(3alleg4), line(3alleg4), makecol(3alleg4), putpixel(3alleg4), release_screen(3alleg4), rest(3alleg4), screen(3alleg4), set_gfx_mode(3alleg4), set_palette(3alleg4), textout_ex(3alleg4)