raylib python example

example.py

# Example of using raylib using only Python standard library
# whilst raylib-py looks useful, it seems quite out of date
from pathlib import Path
from ctypes import CDLL, c_int, c_char_p, c_ubyte, c_bool, Structure

raylib = CDLL(Path(__file__).parent / "lib" / "libraylib.3.7.0.dylib")

raylib.InitWindow.argtypes = [c_int, c_int, c_char_p]
raylib.InitWindow.restype = None

raylib.SetTargetFPS.argtypes = [c_int]
raylib.SetTargetFPS.restype = None

raylib.WindowShouldClose.argtypes = []
raylib.WindowShouldClose.restype = c_bool

raylib.BeginDrawing.argtypes = []
raylib.BeginDrawing.restype = None

raylib.EndDrawing.argtypes = []
raylib.EndDrawing.restype = None


class _Color(Structure):
    _fields_ = [
        ("r", c_ubyte),
        ("g", c_ubyte),
        ("b", c_ubyte),
        ("a", c_ubyte),
    ]


class Color(_Color):
    pass


raylib.ClearBackground.argtypes = [Color]
raylib.ClearBackground.restype = None

LIGHTGRAY = Color(200, 200, 200, 255)
RAYWHITE = Color(245, 245, 245, 255)  # raylib logo white


raylib.DrawText.argtypes = [c_char_p, c_int, c_int, c_int, Color]
raylib.DrawText.restype = None


raylib.CloseWindow.argtypes = []
raylib.CloseWindow.restype = None


def main() -> int:
    raylib.InitWindow(800, 450, b"raylib [core] example - basic window")

    raylib.SetTargetFPS(60)

    while not raylib.WindowShouldClose():
        raylib.BeginDrawing()
        raylib.ClearBackground(RAYWHITE)
        raylib.DrawText(
            b"Congrats! You created your first window!",
            190,
            200,
            20,
            LIGHTGRAY,
        )
        raylib.EndDrawing()

    raylib.CloseWindow()

    return 0


if __name__ == "__main__":
    exit(main())