Ejemplo n.º 1
0
int view_text(const char *title, const char *text)
{
    struct view_info info;
    const struct button_mapping *view_contexts[] = {
        pla_main_ctx,
    };
    int button;

    init_view(&info, title, text);
    draw_text(&info);

    /* wait for keypress */
    while(1)
    {
        button = pluginlib_getaction(TIMEOUT_BLOCK, view_contexts,
                                     ARRAYLEN(view_contexts));
        switch (button)
        {
        case PLA_UP:
        case PLA_UP_REPEAT:
#ifdef HAVE_SCROLLWHEEL
        case PLA_SCROLL_BACK:
        case PLA_SCROLL_BACK_REPEAT:
#endif
            scroll_up(&info, 1);
            break;
        case PLA_DOWN:
        case PLA_DOWN_REPEAT:
#ifdef HAVE_SCROLLWHEEL
        case PLA_SCROLL_FWD:
        case PLA_SCROLL_FWD_REPEAT:
#endif
            scroll_down(&info, 1);
            break;
        case PLA_LEFT:
            scroll_up(&info, info.display_lines);
            break;
        case PLA_RIGHT:
            scroll_down(&info, info.display_lines);
            break;
        case PLA_LEFT_REPEAT:
            scroll_to_top(&info);
            break;
        case PLA_RIGHT_REPEAT:
            scroll_to_bottom(&info);
            break;
        case PLA_EXIT:
        case PLA_CANCEL:
            return PLUGIN_OK;
        default:
            if (rb->default_event_handler(button) == SYS_USB_CONNECTED)
                return PLUGIN_USB_CONNECTED;
            break;
        }
   }

    return PLUGIN_OK;
}
Ejemplo n.º 2
0
enum plugin_status plugin_start(const void* parameter)
{
    int button;
    (void)(parameter);

#ifdef HAVE_LCD_CHARCELLS
    if (!pgfx_init(4, 2))
    {
        rb->splash(HZ*2, "Old LCD :(");
        return PLUGIN_OK;
    }
#endif
#ifdef HAVE_LCD_COLOR
    rb->lcd_clear_display();
    rb->lcd_set_foreground(LCD_WHITE);
    rb->lcd_set_background(LCD_DEFAULT_BG);
#endif
    snow_init();
    while (1) {
        snow_move();
        mylcd_update();
#ifdef HAVE_REMOTE_LCD
        rb->lcd_remote_update();
#endif
        rb->sleep(HZ/20);
        
                /*We get button from PLA this way */
        button = pluginlib_getaction(TIMEOUT_NOBLOCK, plugin_contexts,
                               ARRAYLEN(plugin_contexts));

        if ((button == SNOW_QUIT) || (button == SNOW_QUIT2))
        {
#ifdef HAVE_LCD_CHARCELLS
            pgfx_release();
#endif
            return PLUGIN_OK;
        }
        else
            if (rb->default_event_handler(button) == SYS_USB_CONNECTED)
            {
#ifdef HAVE_LCD_CHARCELLS
                pgfx_release();
#endif
                return PLUGIN_USB_CONNECTED;
            }
    }
}
Ejemplo n.º 3
0
zchar do_input(int timeout, bool show_cursor)
{
    int action;
    long timeout_at;
    zchar menu_ret;

    dumb_show_screen(show_cursor);

    /* Convert timeout (tenths of a second) to ticks */
    if (timeout > 0)
        timeout = (timeout * HZ) / 10;
    else
        timeout = TIMEOUT_BLOCK;

    timeout_at = *rb->current_tick + timeout;

    for (;;)
    {
        action = pluginlib_getaction(timeout,
                                     plugin_contexts, 1);
        switch (action)
        {
        case PLA_QUIT:
            return ZC_HKEY_QUIT;
        
        case PLA_MENU:
            menu_ret = menu();
            if (menu_ret != ZC_BAD)
                return menu_ret;
            timeout_at = *rb->current_tick + timeout;
            break;

        case PLA_FIRE:
            return ZC_RETURN;

        case PLA_START:
            return ZC_BAD;

        default:
            if (timeout != TIMEOUT_BLOCK && 
                    !TIME_BEFORE(*rb->current_tick, timeout_at))
                return ZC_TIME_OUT;
        }
    }
}
Ejemplo n.º 4
0
void wait_for_key()
{
    int action;

    dumb_show_screen(false);

    for (;;)
    {
        action = pluginlib_getaction(TIMEOUT_BLOCK,
                                     plugin_contexts, 1);
        switch (action)
        {
        case PLA_QUIT:
            hot_key_quit();
            break;
        
        case PLA_FIRE:
            return;
        }
    }
}
Ejemplo n.º 5
0
enum plugin_status plugin_start(const void* parameter)
{
    int action, i;
    struct jackpot game;
    (void)parameter;
    rb->srand(*rb->current_tick);
#ifdef HAVE_LCD_CHARCELLS
    patterns_init(rb->screens[SCREEN_MAIN]);
#endif /* HAVE_LCD_CHARCELLS */
    jackpot_init(&game);

    FOR_NB_SCREENS(i){
        rb->screens[i]->clear_display();
        jackpot_display_slot_machine(&game, rb->screens[i]);
    }
    /*Empty the event queue*/
    rb->button_clear_queue();
    while (true)
    {
        action = pluginlib_getaction(TIMEOUT_BLOCK,
                                plugin_contexts, ARRAYLEN(plugin_contexts));
        switch ( action )
        {
            case PLA_CANCEL:
                return PLUGIN_OK;
            case PLA_SELECT:
                jackpot_play_turn(&game);
                break;

            default:
                if (rb->default_event_handler_ex(action, jackpot_exit, NULL)
                    == SYS_USB_CONNECTED)
                    return PLUGIN_USB_CONNECTED;
                break;
        }
    }
    jackpot_exit(NULL);
    return PLUGIN_OK;
}
Ejemplo n.º 6
0
static inline int get_button(void) {
    return pluginlib_getaction(HZ/2, plugin_contexts,
                               ARRAYLEN(plugin_contexts));
}
Ejemplo n.º 7
0
enum plugin_status plugin_start(const void* parameter)
{
    int button;
#ifdef MAZE_NEW_PRE
    int lastbutton = BUTTON_NONE;
#endif
    int quit = 0;
    struct maze maze;
    (void)parameter;

    /* Turn off backlight timeout */
    backlight_ignore_timeout();

    /* Seed the RNG */
    rb->srand(*rb->current_tick);

    FOR_NB_SCREENS(i)
        rb->screens[i]->set_viewport(NULL);

    /* Draw the background */
#if LCD_DEPTH > 1
    rb->lcd_set_backdrop(NULL);
#if LCD_DEPTH >= 16
    rb->lcd_set_foreground(LCD_RGBPACK( 0, 0, 0));
    rb->lcd_set_background(LCD_RGBPACK(182, 198, 229)); /* rockbox blue */
#elif LCD_DEPTH == 2
    rb->lcd_set_foreground(0);
    rb->lcd_set_background(LCD_DEFAULT_BG);
#endif
#endif

    /* Initialize and draw the maze */
    maze_init(&maze);
    maze_generate(&maze);
    FOR_NB_SCREENS(i)
        maze_draw(&maze, rb->screens[i]);

    while(!quit) {
#ifdef __PLUGINLIB_ACTIONS_H__
        button = pluginlib_getaction(TIMEOUT_BLOCK, plugin_contexts,
                ARRAYLEN(plugin_contexts));
#else
        button = rb->button_get(true);
#endif
        switch(button) {
        case MAZE_NEW:
#ifdef MAZE_NEW_PRE
            if(lastbutton != MAZE_NEW_PRE)
                break;
#endif
            maze_init(&maze);
            maze_generate(&maze);
            FOR_NB_SCREENS(i)
                maze_draw(&maze, rb->screens[i]);
            break;
        case MAZE_SOLVE:
            maze_solve(&maze);
            FOR_NB_SCREENS(i)
                maze_draw(&maze, rb->screens[i]);
            break;
        case MAZE_UP:
        case MAZE_UP_REPEAT:
            maze_move_player_up(&maze);
            FOR_NB_SCREENS(i)
                maze_draw(&maze, rb->screens[i]);
            break;
        case MAZE_RIGHT:
        case MAZE_RIGHT_REPEAT:
            maze_move_player_right(&maze);
            FOR_NB_SCREENS(i)
                maze_draw(&maze, rb->screens[i]);
            break;
        case MAZE_DOWN:
        case MAZE_DOWN_REPEAT:
            maze_move_player_down(&maze);
            FOR_NB_SCREENS(i)
                maze_draw(&maze, rb->screens[i]);
            break;
        case MAZE_LEFT:
        case MAZE_LEFT_REPEAT:
            maze_move_player_left(&maze);
            FOR_NB_SCREENS(i)
                maze_draw(&maze, rb->screens[i]);
            break;
        case MAZE_QUIT:
            /* quit plugin */
            quit=1;
            break;
        default:
            if (rb->default_event_handler(button) == SYS_USB_CONNECTED) {
                /* quit plugin */
                quit=2;
            }
            break;
        }
#ifdef MAZE_NEW_PRE
        if( button != BUTTON_NONE )
            lastbutton = button;
#endif
    }
    /* Turn on backlight timeout (revert to settings) */
    backlight_use_settings();
    return ((quit == 1) ? PLUGIN_OK : PLUGIN_USB_CONNECTED);
}
Ejemplo n.º 8
0
int plugin_main(void)
{
    int action;
    int sleep_time=DEFAULT_WAIT_TIME;
    int nb_wanted_polygons=DEFAULT_NB_POLYGONS;
    int i;
    struct polygon_fifo polygons[NB_SCREENS];
    struct polygon_move move[NB_SCREENS]; /* This describes the movement of the leading
                                             polygon, the others just follow */
    struct polygon leading_polygon[NB_SCREENS];
    FOR_NB_SCREENS(i)
    {
#ifdef HAVE_LCD_COLOR
        struct screen *display = rb->screens[i];
        if (display->is_color)
            display->set_background(LCD_BLACK);
#endif
        fifo_init(&polygons[i]);
        polygon_move_init(&move[i]);
        polygon_init(&leading_polygon[i], rb->screens[i]);
    }

#ifdef HAVE_LCD_COLOR
    struct line_color color;
    color_init(&color);
#endif

    while (true)
    {
        FOR_NB_SCREENS(i)
        {
            struct screen * display=rb->screens[i];
            if(polygons[i].nb_items>nb_wanted_polygons)
            {   /* We have too many polygons, we must drop some of them */
                fifo_pop(&polygons[i]);
            }
            if(nb_wanted_polygons==polygons[i].nb_items)
            {   /* We have the good number of polygons, we can safely drop
                the last one to add the new one later */
                fifo_pop(&polygons[i]);
            }
            fifo_push(&polygons[i], &leading_polygon[i]);

            /*
            * Then we update the leading polygon for the next round acording to
            * current move (the move may be altered in case of sreen border
            * collision)
            */
            polygon_update(&leading_polygon[i], display, &move[i]);

            /* Now the drawing part */
#ifdef HAVE_LCD_COLOR
            color_apply(&color, display);
#endif
            display->clear_display();
            polygons_draw(&polygons[i], display);
            display->update();
        }
#ifdef HAVE_LCD_COLOR
        color_change(&color);
#endif
        /* Speed handling*/
        if (sleep_time<0)/* full speed */
            rb->yield();
        else
            rb->sleep(sleep_time);
        action = pluginlib_getaction(TIMEOUT_NOBLOCK,
                                     plugin_contexts, ARRAYLEN(plugin_contexts));
        switch(action)
        {
        case DEMYSTIFY_QUIT:
            cleanup(NULL);
            return PLUGIN_OK;

        case DEMYSTIFY_ADD_POLYGON:
        case DEMYSTIFY_ADD_POLYGON_REPEAT:
            if(nb_wanted_polygons<MAX_POLYGONS)
                ++nb_wanted_polygons;
            break;

        case DEMYSTIFY_REMOVE_POLYGON:
        case DEMYSTIFY_REMOVE_POLYGON_REPEAT:
            if(nb_wanted_polygons>MIN_POLYGONS)
                --nb_wanted_polygons;
            break;

        case DEMYSTIFY_INCREASE_SPEED:
        case DEMYSTIFY_INCREASE_SPEED_REPEAT:
            if(sleep_time>=0)
                --sleep_time;
            break;

        case DEMYSTIFY_DECREASE_SPEED:
        case DEMYSTIFY_DECREASE_SPEED_REPEAT:
            ++sleep_time;
            break;

        default:
            if (rb->default_event_handler_ex(action, cleanup, NULL)
                    == SYS_USB_CONNECTED)
                return PLUGIN_USB_CONNECTED;
            break;
        }
    }
}
Ejemplo n.º 9
0
static void time_greyscale(void)
{
    char str[32];     /* text buffer */
    long time_start;  /* start tickcount */
    long time_end;    /* end tickcount */
    long time_1, time_2;
    int frames_1, frames_2;
    int fps, load;
    size_t gbuf_size;
    unsigned char *gbuf = (unsigned char *) rb->plugin_get_buffer(&gbuf_size);

#if NUM_CORES > 1
    int i;
    for (i = 0; i < NUM_CORES; i++)
    {
        rb->snprintf(str, sizeof(str), "Greyscale (%s)",
                     (i > 0) ? "COP" : "CPU");
        log_text(str);
#else
    const int i = 0;
    log_text("Greyscale library");
    {
#endif

        if (!grey_init(gbuf, gbuf_size, (i > 0) ? GREY_ON_COP : 0,
                       LCD_WIDTH, LCD_HEIGHT, NULL))
        {
            log_text("greylib: out of memory.");
            return;
        }
        make_grey_rect(LCD_WIDTH, LCD_HEIGHT);

        /* Test 1 - greyscale overlay not yet enabled */
        frames_1 = 0;
        rb->sleep(0); /* sync to tick */
        time_start = *rb->current_tick;
        while((time_end = *rb->current_tick) - time_start < DURATION)
        {
            grey_ub_gray_bitmap(greydata[0], 0, 0, LCD_WIDTH, LCD_HEIGHT);
            frames_1++;
        }
        time_1 = time_end - time_start;
    
        /* Test 2 - greyscale overlay enabled */
        grey_show(true);
        frames_2 = 0;
        rb->sleep(0); /* sync to tick */
        time_start = *rb->current_tick;
        while((time_end = *rb->current_tick) - time_start < DURATION)
        {
            grey_ub_gray_bitmap(greydata[0], 0, 0, LCD_WIDTH, LCD_HEIGHT);
            frames_2++;
        }
        time_2 = time_end - time_start;

        grey_release();
        fps = calc_tenth_fps(frames_2, time_2);
        load = 100 - (100 * frames_2 * time_1) / (frames_1 * time_2);
        rb->snprintf(str, sizeof(str), "1/1: %d.%d fps", fps / 10, fps % 10);
        log_text(str);

        if (load > 0 && load < 100)
        {
            rb->snprintf(str, sizeof(str), "CPU load: %d%%", load);
            log_text(str);
        }
        else
            log_text("CPU load err (boost?)");
    }
}
#endif

void plugin_quit(void)
{
#ifdef HAVE_TOUCHSCREEN
    static struct touchbutton button[] = {{
            .action = ACTION_STD_OK,
            .title = "OK",
            /* .vp runtime initialized, rest false/NULL */
    }};
    struct viewport *vp = &button[0].vp;
    struct screen *lcd = rb->screens[SCREEN_MAIN];
    rb->viewport_set_defaults(vp, SCREEN_MAIN);
    const int border = 10;
    const int height = 50;

    lcd->set_viewport(vp);
    /* button matches the bottom center in the grid */
    vp->x = lcd->lcdwidth/3;
    vp->width = lcd->lcdwidth/3;
    vp->height = height;
    vp->y = lcd->lcdheight - height - border;

    touchbutton_draw(button, ARRAYLEN(button));
    lcd->update_viewport();
    if (rb->touchscreen_get_mode() == TOUCHSCREEN_POINT)
    {
        while(touchbutton_get(button, ARRAYLEN(button)) != ACTION_STD_OK);
    }
    else
#endif
        while (1)
        {
            int btn = pluginlib_getaction(TIMEOUT_BLOCK, plugin_contexts,
                                                   ARRAYLEN(plugin_contexts));
            exit_on_usb(btn);
            if ((btn == FPS_QUIT) || (btn == FPS_QUIT2))
                break;
        }
}
/* this is the plugin entry point */
enum plugin_status plugin_start(const void* parameter)
{
    (void)parameter;

    b = rb->lcd_framebuffer;

    rb->lcd_set_background(LCD_RGBPACK(0,0,0));
    rb->lcd_clear_display(); // TODO: Optimizes this by e.g. invalidating rects

    input_bmp.data = (char*)input_bmp_data;
    output_bmp.data = (char*)output_bmp_data;

    int ret = rb->read_bmp_file("/test.bmp", &input_bmp, sizeof(input_bmp_data),
                                FORMAT_NATIVE, NULL);

    if (ret < 0) {
        rb->splash(HZ, "Could not load /test.bmp");
        return PLUGIN_ERROR;
    }

    int button;
    output_bmp.width = 50;
    output_bmp.height = 50;

    DEBUGF("input_bmp_data starts at %p\n", input_bmp_data);
    DEBUGF("output_bmp_data starts at %p\n", output_bmp_data);

    int scale_algorithm = 0;

    while(1) {
        rb->lcd_clear_display();
        rb->lcd_bitmap(input_bmp_data, 0, 0, input_bmp.width, input_bmp.height);

        switch ( scale_algorithm ) {
            case 0:
                smooth_resize_bitmap(&input_bmp, &output_bmp);
                rb->lcd_putsxy(0,0,"smooth_resize_bitmap");
                break;
            case 1:
                simple_resize_bitmap(&input_bmp, &output_bmp);
                rb->lcd_putsxy(0,0,"simple_resize_bitmap");
                break;
        }

        rb->lcd_bitmap(output_bmp_data, 0, 100, output_bmp.width,
                       output_bmp.height);

        rb->lcd_update();
        button = pluginlib_getaction(HZ, plugin_contexts,
                        ARRAYLEN(plugin_contexts));
        switch (button) {
            case BUTTON_QUIT:
                return PLUGIN_OK;
            case SIZE_INCREASE:
            case SIZE_INCREASE_REPEAT:
                if (output_bmp.width < MAX_OUTPUT_WIDTH - 2)
                    output_bmp.width += 2;
                if (output_bmp.height < MAX_OUTPUT_HEIGHT - 2)
                    output_bmp.height += 2;
                break;

            case SIZE_DECREASE:
            case SIZE_DECREASE_REPEAT:
                if (output_bmp.width > 2) output_bmp.width -= 2;
                if (output_bmp.height > 2) output_bmp.height -= 2;
                break;

            case WIDTH_INCREASE:
            case WIDTH_INCREASE_REPEAT:
                if (output_bmp.width < MAX_OUTPUT_WIDTH - 2)
                    output_bmp.width += 2;
                break;

            case WIDTH_DECREASE:
            case WIDTH_DECREASE_REPEAT:
                if (output_bmp.width > 2) output_bmp.width -= 2;
                break;

            case CHANGE_MODE:
                scale_algorithm = (scale_algorithm+1)%2;
                break;
        }
    }
    return PLUGIN_OK;
}
Ejemplo n.º 11
0
/**********************************************************************
 * Plugin starts here
 **********************************************************************/
enum plugin_status plugin_start(const void* parameter){
    int button;
    int last_second = -1;
    bool redraw=true;
    struct time time;
    struct counter counter;
    bool exit_clock = false;
    (void)parameter;
    atexit(cleanup);

#if LCD_DEPTH > 1
    rb->lcd_set_backdrop(NULL);
#endif

    load_settings();

    /* init xlcd functions */
    counter_init(&counter);
    clock_draw_set_colors();

    while(!exit_clock){
        clock_update_time(&time);

        if(!clock_settings.general.idle_poweroff)
            rb->reset_poweroff_timer();

        /*************************
         * Scan for button presses
         ************************/
        button =  pluginlib_getaction(HZ/10, plugin_contexts, PLA_ARRAY_COUNT);
        redraw=true;/* we'll set it to false afterwards if there was no action */
        switch (button){
            case ACTION_COUNTER_TOGGLE: /* start/stop counter */
                if(clock_settings.general.show_counter)
                    counter_toggle(&counter);
                break;

            case ACTION_COUNTER_RESET: /* reset counter */
                if(clock_settings.general.show_counter)
                    counter_reset(&counter);
                break;

            case ACTION_MODE_NEXT_REPEAT:
            case ACTION_MODE_NEXT:
                clock_settings.mode++;
                if(clock_settings.mode >= NB_CLOCK_MODES)
                    clock_settings.mode = 0;
                break;

            case ACTION_MODE_PREV_REPEAT:
            case ACTION_MODE_PREV:
                clock_settings.mode--;
                if(clock_settings.mode < 0)
                    clock_settings.mode = NB_CLOCK_MODES-1;
                break;
            case ACTION_SKIN_PREV_REPEAT:
            case ACTION_SKIN_PREV:
                clock_settings_skin_next(&clock_settings);
                break;
            case ACTION_SKIN_NEXT_REPEAT:
            case ACTION_SKIN_NEXT:
                clock_settings_skin_previous(&clock_settings);
                break;
            case ACTION_MENU:
                clock_draw_restore_colors();
                exit_clock=main_menu();
                break;
            default:
                exit_on_usb(button);
                if(time.second != last_second){
                    last_second=time.second;
                    redraw=true;
                }else
                    redraw=false;
                break;
        }

        if(redraw){
            clock_draw_set_colors();
            FOR_NB_SCREENS(i)
                clock_draw(rb->screens[i], &time, &counter);
            redraw=false;
        }
    }

    return PLUGIN_OK;
}
Ejemplo n.º 12
0
int main(void)
{
    plasma_frequency = 1;
    int action, x, y;
    unsigned char p1,p2,p3,p4,t1,t2,t3,t4, z,z0;
#ifdef HAVE_ADJUSTABLE_CPU_FREQ
    long last_tick = *rb->current_tick;
    int delay;
    int cumulated_lag = 0;
#endif
#ifdef HAVE_LCD_COLOR
#if defined(HAVE_LCD_MODES) && (HAVE_LCD_MODES & LCD_MODE_PAL256)
    unsigned char *ptr;
#else
    fb_data *ptr;
#endif
    int time=0;
#else
    unsigned char *ptr;
#endif

    /*Generate the neccesary pre calced stuff*/
    wave_table_generate();

#ifndef HAVE_LCD_COLOR
    shades_generate();  /* statically */

    /* get the remainder of the plugin buffer */
    gbuf = (unsigned char *) rb->plugin_get_buffer(&gbuf_size);

    if (!grey_init(gbuf, gbuf_size, GREY_ON_COP, LCD_WIDTH, LCD_HEIGHT, NULL))
    {
        rb->splash(HZ, "Couldn't init greyscale display");
        return PLUGIN_ERROR;
    }
    /* switch on greyscale overlay */
    grey_show(true);
#endif
    atexit(cleanup);
    sp1 = 4;
    sp2 = 2;
    sp3 = 4;
    sp4 = 2;
    p1=p2=p3=p4=0;
    while (true)
    {
#ifdef HAVE_LCD_COLOR
        shades_generate(time++); /* dynamically */
#if defined(HAVE_LCD_MODES) && (HAVE_LCD_MODES & LCD_MODE_PAL256)
        ptr = (unsigned char*)rb->lcd_framebuffer;
#else
        ptr = rb->lcd_framebuffer;
#endif

#else
        ptr = greybuffer;
#endif
        t1=p1;
        t2=p2;
        for(y = 0; y < LCD_HEIGHT; ++y)
        {
            t3=p3;
            t4=p4;
            z0 = wave_array[t1] + wave_array[t2];
            for(x = 0; x < LCD_WIDTH; ++x)
            {
                z = z0 + wave_array[t3] + wave_array[t4];
#if defined(HAVE_LCD_MODES) && (HAVE_LCD_MODES & LCD_MODE_PAL256)
                *ptr++ = z;
#else
                *ptr++ = colours[z];
#endif
                t3+=1;
                t4+=2;
            }
            t1+=2;
            t2+=1;
            rb->yield();
        }
        p1+=sp1;
        p2-=sp2;
        p3+=sp3;
        p4-=sp4;
#ifdef HAVE_LCD_COLOR
#if defined(HAVE_LCD_MODES) && (HAVE_LCD_MODES & LCD_MODE_PAL256)
        rb->lcd_blit_pal256(    (unsigned char*)rb->lcd_framebuffer,
                                0,0,0,0,LCD_WIDTH,LCD_HEIGHT);
#else
        rb->lcd_update();
#endif
#else
        grey_ub_gray_bitmap(greybuffer, 0, 0, LCD_WIDTH, LCD_HEIGHT);
#endif

#ifdef HAVE_ADJUSTABLE_CPU_FREQ
        delay = last_tick - *rb->current_tick + HZ/33;
        if (!boosted && delay < 0)
        {
            cumulated_lag -= delay;     /* proportional increase */
            if (cumulated_lag >= HZ)
                rb->cpu_boost(boosted = true);
        }
        else if (boosted && delay > 1)  /* account for jitter */
        {
            if (--cumulated_lag <= 0)   /* slow decrease */
                rb->cpu_boost(boosted = false);
        }
        last_tick = *rb->current_tick;
#endif
        action = pluginlib_getaction(0, plugin_contexts,
                        ARRAYLEN(plugin_contexts));

        switch(action)
        {
            case PLA_EXIT:
            case PLA_CANCEL:
                return PLUGIN_OK;
                break;

#ifdef HAVE_SCROLLWHEEL
            case PLA_SCROLL_FWD:
            case PLA_SCROLL_FWD_REPEAT:
#endif
            case PLA_UP:
            case PLA_UP_REPEAT:
                ++plasma_frequency;
                wave_table_generate();
                break;

#ifdef HAVE_SCROLLWHEEL
            case PLA_SCROLL_BACK:
            case PLA_SCROLL_BACK_REPEAT:
#endif
            case PLA_DOWN:
            case PLA_DOWN_REPEAT:
                if(plasma_frequency>1)
                {
                    --plasma_frequency;
                    wave_table_generate();
                }
                break;
#ifdef HAVE_LCD_COLOR
            case PLA_SELECT:
                redfactor=rb->rand()%4;
                greenfactor=rb->rand()%4;
                bluefactor=rb->rand()%4;
                redphase=rb->rand()%256;
                greenphase=rb->rand()%256;
                bluephase=rb->rand()%256;
                break;
#endif

            default:
                exit_on_usb(action);
                break;
        }
    }
}