From 7b6a5111c9ed061bcfe9fc7c93055f952f4a34a0 Mon Sep 17 00:00:00 2001 From: Sadeep Madurange Date: Mon, 20 Oct 2025 18:33:15 +0800 Subject: Example with Makefile. --- main.c | 45 +++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 45 insertions(+) create mode 100644 main.c (limited to 'main.c') diff --git a/main.c b/main.c new file mode 100644 index 0000000..b012c2d --- /dev/null +++ b/main.c @@ -0,0 +1,45 @@ +#include + +int main(void) +{ + /* you should always do this at the start of Allegro programs */ + if (allegro_init() != 0) + return 1; + + /* set up the keyboard handler */ + install_keyboard(); + + /* set a graphics mode sized 320x200 */ + if (set_gfx_mode(GFX_AUTODETECT, 320, 200, 0, 0) != 0) { + if (set_gfx_mode(GFX_SAFE, 320, 200, 0, 0) != 0) { + set_gfx_mode(GFX_TEXT, 0, 0, 0, 0); + allegro_message("Unable to set any graphic mode\n%s\n", allegro_error); + return 1; + } + } + + /* set the color palette */ + set_palette(desktop_palette); + + /* clear the screen to white */ + clear_to_color(screen, makecol(255, 255, 255)); + + /* you don't need to do this, but on some platforms (eg. Windows) things + * will be drawn more quickly if you always acquire the screen before + * trying to draw onto it. + */ + acquire_screen(); + + /* write some text to the screen with black letters and transparent background */ + textout_centre_ex(screen, font, "Hello, world!", SCREEN_W/2, SCREEN_H/2, makecol(0,0,0), -1); + + /* you must always release bitmaps before calling any input functions */ + release_screen(); + + /* wait for a key press */ + readkey(); + + return 0; +} + +END_OF_MAIN() -- cgit v1.2.3