---
name: "exmem"
section: "3alleg4"
platform: "linux"
package: "allegro4-doc"
version: "2:4.4.3.1-5"
release: "Debian 13 (Trixie)"
platforms: ["linux"]
url: "https://new.carta.tech/exmem/3alleg4"
---

# exmem(3alleg4)

Drawing onto memory bitmaps and then blitting them to the screen. Allegro game programming library.

## NAME

exmem - Drawing onto memory bitmaps and then blitting them to the screen. Allegro game programming library.

## SYNOPSIS

**#include \<allegro.h\>**

**Example exmem**

## DESCRIPTION

This program demonstrates the use of memory bitmaps. It creates a small temporary bitmap in memory, draws some circles onto it, and then blits lots of copies of it onto the screen.

## SEE ALSO

**BITMAP**(3alleg4), **END\_OF\_MAIN**(3alleg4), **SCREEN\_H**(3alleg4), **SCREEN\_W**(3alleg4), **acquire\_screen**(3alleg4), **allegro\_error**(3alleg4), **allegro\_init**(3alleg4), **allegro\_message**(3alleg4), **blit**(3alleg4), **circle**(3alleg4), **clear\_bitmap**(3alleg4), **create\_bitmap**(3alleg4), **desktop\_palette**(3alleg4), **destroy\_bitmap**(3alleg4), **install\_keyboard**(3alleg4), **palette\_color**(3alleg4), **readkey**(3alleg4), **release\_screen**(3alleg4), **screen**(3alleg4), **set\_gfx\_mode**(3alleg4), **set\_palette**(3alleg4)