Python DynLib test
From Allegro Wiki
(Redirected from PythonDynLibTest)
This is a test to show how you can directly access the Allegro dynamic library from python under unix.
#!/usr/bin/env python
import dl
al = dl.open("/usr/local/lib/liballd.so.4.2")
al.call("install_allegro", 0, 0, 0)
al.call("install_keyboard")
al.call("install_timer")
al.call("install_mouse")
al.call("show_os_cursor", 2)
al.call("set_color_depth", 32)
al.call("set_gfx_mode", 0, 256, 256, 0, 0)
screen = al.call("gui_get_screen")
for x in range(16):
for y in range(16):
pal = y * 16 + x
r = (pal & 3) >> 0
g = (pal & 12) >> 2
b = (pal & 48) >> 4
a = (pal & 192) >> 6
a += 1
r *= a
g *= a
b *= a
r = 255 * r / 12
g = 255 * g / 12
b = 255 * b / 12
rgb = r + (g << 8) + (b << 16)
al.call("rectfill", screen, x * 16, y * 16, x * 16 + 15, y * 16 + 15,
rgb);
al.call("readkey")
al.call("allegro_exit")
This is the same program under windows.
from ctypes import *;
al = CDLL("alleg42.dll");
al.install_allegro(0, 0, 0);
al.install_keyboard();
al.install_timer();
al.install_mouse();
al.show_os_cursor(2);
al.set_color_depth(32);
al.set_gfx_mode(0, 256, 256, 0, 0);
screen = al.gui_get_screen();
for x in range(16):
for y in range(16):
pal = y * 16 + x
r = (pal & 3) >> 0
g = (pal & 12) >> 2
b = (pal & 48) >> 4
a = (pal & 192) >> 6
a += 1
r *= a
g *= a
b *= a
r = 255 * r / 12
g = 255 * g / 12
b = 255 * b / 12
rgb = r + (g << 8) + (b << 16)
al.rectfill(screen, x * 16, y * 16, x * 16 + 15, y * 16 + 15,
rgb);
al.readkey();
al.allegro_exit();
