example_refactor.md

Example Refactor

Before

public final void run() {
    if (loadingStep == 1) {
        loadingStep = 2;
        graphics = getGraphics();
        load_jagex();
        draw_loading_screen(0, "Loading...");
        startGame();
        loadingStep = 0;
    }
    int i = 0;
    int j = 256;
    int sleep = 1;
    int i1 = 0;
    for (int j1 = 0; j1 < 10; j1++)
        timings[j1] = System.currentTimeMillis();

    //long l = System.currentTimeMillis();
    while (stop_timeout >= 0) {
        if (stop_timeout > 0) {
            stop_timeout--;
            if (stop_timeout == 0) {
                close_program();
                appletThread = null;
                return;
            }
        }
        int k1 = j;
        int last_sleep = sleep;
        j = 300;
        sleep = 1;
        long time = System.currentTimeMillis();
        if (timings[i] == 0L) {
            j = k1;
            sleep = last_sleep;
        } else if (time > timings[i])
            j = (int) ((long) (2560 * anInt4) / (time - timings[i]));
        if (j < 25)
            j = 25;
        if (j > 256) {
            j = 256;
            sleep = (int) ((long) anInt4 - (time - timings[i]) / 10L);
            if (sleep < threadSleep)
                sleep = threadSleep;
        }
        try {
            Thread.sleep(sleep);
        } catch (InterruptedException _ex) {
        }
        timings[i] = time;
        i = (i + 1) % 10;
        if (sleep > 1) {
            for (int j2 = 0; j2 < 10; j2++)
                if (timings[j2] != 0L)
                    timings[j2] += sleep;

        }
        int k2 = 0;
        while (i1 < 256) {
            handle_inputs();
            i1 += j;
            if (++k2 > max_draw_time) {
                i1 = 0;
                interlace_timer += 6;
                if (interlace_timer > 25) {
                    interlace_timer = 0;
                    interlace = true;
                }
                break;
            }
        }
        interlace_timer--;
        i1 &= 0xff;
        draw();
    }
    if (stop_timeout == -1)
        close_program();
    appletThread = null;
}

After

public void run() {
    while (!exiting) {
        long before = System.currentTimeMillis();

        pollInput();
        tick();
        render();

        int elapsed = (int) (System.currentTimeMillis() - before);
        int sleepTime = MS_PER_FRAME - elapsed;

        if (sleepTime < 1) {
            sleepTime = 1;
        }

        try {
            Thread.sleep(sleepTime);
        } catch (InterruptedException e) {
            e.printStackTrace();
        }
    }
}