// CC0 1.0 Universal (CC0 1.0) // Public Domain Dedication // https://github.com/nmrr #include #include #include #include #include #include #define SCREEN_SIZE_X 128 #define SCREEN_SIZE_Y 64 #define FPS 20 #define PAD_SIZE_X 3 #define PAD_SIZE_Y 8 #define PLAYER1_PAD_SPEED 2 #define PLAYER2_PAD_SPEED 2 #define BALL_SIZE 4 typedef enum { EventTypeInput, ClockEventTypeTick, } EventType; typedef struct { EventType type; InputEvent input; } EventApp; typedef struct Players { uint8_t player1_X, player1_Y, player2_X, player2_Y; uint16_t player1_score, player2_score; uint8_t ball_X, ball_Y, ball_X_speed, ball_Y_speed, ball_X_direction, ball_Y_direction; } Players; static void draw_callback(Canvas* canvas, void* ctx) { UNUSED(ctx); Players* playersMutex = (Players*)acquire_mutex_block((ValueMutex*)ctx); canvas_draw_frame(canvas, 0, 0, 128, 64); canvas_draw_box( canvas, playersMutex->player1_X, playersMutex->player1_Y, PAD_SIZE_X, PAD_SIZE_Y); canvas_draw_box( canvas, playersMutex->player2_X, playersMutex->player2_Y, PAD_SIZE_X, PAD_SIZE_Y); canvas_draw_box(canvas, playersMutex->ball_X, playersMutex->ball_Y, BALL_SIZE, BALL_SIZE); canvas_set_font(canvas, FontPrimary); canvas_set_font_direction(canvas, CanvasDirectionBottomToTop); char buffer[16]; snprintf( buffer, sizeof(buffer), "%u - %u", playersMutex->player1_score, playersMutex->player2_score); canvas_draw_str_aligned( canvas, SCREEN_SIZE_X / 2 + 15, SCREEN_SIZE_Y / 2 + 2, AlignCenter, AlignTop, buffer); release_mutex((ValueMutex*)ctx, playersMutex); } static void input_callback(InputEvent* input_event, void* ctx) { furi_assert(ctx); FuriMessageQueue* event_queue = ctx; EventApp event = {.type = EventTypeInput, .input = *input_event}; furi_message_queue_put(event_queue, &event, FuriWaitForever); } static void clock_tick(void* ctx) { furi_assert(ctx); FuriMessageQueue* queue = ctx; EventApp event = {.type = ClockEventTypeTick}; furi_message_queue_put(queue, &event, 0); } bool insidePad(uint8_t x, uint8_t y, uint8_t playerX, uint8_t playerY) { if(x >= playerX && x <= playerX + PAD_SIZE_X && y >= playerY && y <= playerY + PAD_SIZE_Y) return true; return false; } uint8_t changeSpeed() { uint8_t randomuint8[1]; while(1) { furi_hal_random_fill_buf(randomuint8, 1); randomuint8[0] &= 0b00000011; if(randomuint8[0] >= 1) break; } return randomuint8[0]; } uint8_t changeDirection() { uint8_t randomuint8[1]; furi_hal_random_fill_buf(randomuint8, 1); randomuint8[0] &= 0b1; return randomuint8[0]; } int32_t flipper_pong_app() { EventApp event; FuriMessageQueue* event_queue = furi_message_queue_alloc(8, sizeof(EventApp)); Players players; players.player1_X = SCREEN_SIZE_X - PAD_SIZE_X - 1; players.player1_Y = SCREEN_SIZE_Y / 2 - PAD_SIZE_Y / 2; players.player1_score = 0; players.player2_X = 1; players.player2_Y = SCREEN_SIZE_Y / 2 - PAD_SIZE_Y / 2; players.player2_score = 0; players.ball_X = SCREEN_SIZE_X / 2 - BALL_SIZE / 2; players.ball_Y = SCREEN_SIZE_Y / 2 - BALL_SIZE / 2; players.ball_X_speed = 1; players.ball_Y_speed = 1; players.ball_X_direction = changeDirection(); players.ball_Y_direction = changeDirection(); ValueMutex state_mutex; init_mutex(&state_mutex, &players, sizeof(Players)); ViewPort* view_port = view_port_alloc(); view_port_draw_callback_set(view_port, draw_callback, &state_mutex); view_port_input_callback_set(view_port, input_callback, event_queue); Gui* gui = furi_record_open(RECORD_GUI); gui_add_view_port(gui, view_port, GuiLayerFullscreen); NotificationApp* notification = furi_record_open(RECORD_NOTIFICATION); if(players.ball_X_direction == 0) notification_message(notification, &sequence_set_only_red_255); else notification_message(notification, &sequence_set_only_blue_255); FuriTimer* timer = furi_timer_alloc(clock_tick, FuriTimerTypePeriodic, event_queue); furi_timer_start(timer, 1000 / FPS); while(1) { FuriStatus event_status = furi_message_queue_get(event_queue, &event, FuriWaitForever); Players* playersMutex = (Players*)acquire_mutex_block(&state_mutex); if(event_status == FuriStatusOk) { if(event.type == EventTypeInput) { if(event.input.key == InputKeyBack) { release_mutex(&state_mutex, playersMutex); notification_message(notification, &sequence_set_only_green_255); break; } else if(event.input.key == InputKeyUp) { if(playersMutex->player1_Y >= 1 + PLAYER1_PAD_SPEED) playersMutex->player1_Y -= PLAYER1_PAD_SPEED; else playersMutex->player1_Y = 1; } else if(event.input.key == InputKeyDown) { if(playersMutex->player1_Y <= SCREEN_SIZE_Y - PAD_SIZE_Y - PLAYER1_PAD_SPEED - 1) playersMutex->player1_Y += PLAYER1_PAD_SPEED; else playersMutex->player1_Y = SCREEN_SIZE_Y - PAD_SIZE_Y - 1; } } else if(event.type == ClockEventTypeTick) { if(playersMutex->ball_X + BALL_SIZE / 2 <= SCREEN_SIZE_X * 0.35 && playersMutex->ball_X_direction == 0) { if(playersMutex->ball_Y + BALL_SIZE / 2 < playersMutex->player2_Y + PAD_SIZE_Y / 2) { if(playersMutex->player2_Y >= 1 + PLAYER2_PAD_SPEED) playersMutex->player2_Y -= PLAYER2_PAD_SPEED; else playersMutex->player2_Y = 1; } else if( playersMutex->ball_Y + BALL_SIZE / 2 > playersMutex->player2_Y + PAD_SIZE_Y / 2) { if(playersMutex->player2_Y <= SCREEN_SIZE_Y - PAD_SIZE_Y - PLAYER2_PAD_SPEED - 1) playersMutex->player2_Y += PLAYER2_PAD_SPEED; else playersMutex->player2_Y = SCREEN_SIZE_Y - PAD_SIZE_Y - 1; } } uint8_t ball_corner_X[4] = { playersMutex->ball_X, playersMutex->ball_X + BALL_SIZE, playersMutex->ball_X + BALL_SIZE, playersMutex->ball_X}; uint8_t ball_corner_Y[4] = { playersMutex->ball_Y, playersMutex->ball_Y, playersMutex->ball_Y + BALL_SIZE, playersMutex->ball_Y + BALL_SIZE}; bool insidePlayer1 = false, insidePlayer2 = false; for(int i = 0; i < 4; i++) { if(insidePad( ball_corner_X[i], ball_corner_Y[i], playersMutex->player1_X, playersMutex->player1_Y) == true) { insidePlayer1 = true; break; } if(insidePad( ball_corner_X[i], ball_corner_Y[i], playersMutex->player2_X, playersMutex->player2_Y) == true) { insidePlayer2 = true; break; } } if(insidePlayer1 == true) { playersMutex->ball_X_direction = 0; playersMutex->ball_X -= playersMutex->ball_X_speed; playersMutex->ball_X_speed = changeSpeed(); playersMutex->ball_Y_speed = changeSpeed(); notification_message(notification, &sequence_set_only_red_255); } else if(insidePlayer2 == true) { playersMutex->ball_X_direction = 1; playersMutex->ball_X += playersMutex->ball_X_speed; playersMutex->ball_X_speed = changeSpeed(); playersMutex->ball_Y_speed = changeSpeed(); notification_message(notification, &sequence_set_only_blue_255); } else { if(playersMutex->ball_X_direction == 1) { if(playersMutex->ball_X <= SCREEN_SIZE_X - BALL_SIZE - 1 - playersMutex->ball_X_speed) { playersMutex->ball_X += playersMutex->ball_X_speed; } else { playersMutex->ball_X = SCREEN_SIZE_X / 2 - BALL_SIZE / 2; playersMutex->ball_Y = SCREEN_SIZE_Y / 2 - BALL_SIZE / 2; playersMutex->ball_X_speed = 1; playersMutex->ball_Y_speed = 1; playersMutex->ball_X_direction = 0; playersMutex->player2_score++; notification_message(notification, &sequence_set_only_red_255); } } else { if(playersMutex->ball_X >= 1 + playersMutex->ball_X_speed) { playersMutex->ball_X -= playersMutex->ball_X_speed; } else { playersMutex->ball_X = SCREEN_SIZE_X / 2 - BALL_SIZE / 2; playersMutex->ball_Y = SCREEN_SIZE_Y / 2 - BALL_SIZE / 2; playersMutex->ball_X_speed = 1; playersMutex->ball_Y_speed = 1; playersMutex->ball_X_direction = 1; playersMutex->player1_score++; notification_message(notification, &sequence_set_only_blue_255); } } } if(playersMutex->ball_Y_direction == 1) { if(playersMutex->ball_Y <= SCREEN_SIZE_Y - BALL_SIZE - 1 - playersMutex->ball_Y_speed) { playersMutex->ball_Y += playersMutex->ball_Y_speed; } else { playersMutex->ball_Y = SCREEN_SIZE_Y - BALL_SIZE - 1; playersMutex->ball_X_speed = changeSpeed(); playersMutex->ball_Y_speed = changeSpeed(); playersMutex->ball_Y_direction = 0; } } else { if(playersMutex->ball_Y >= 1 + playersMutex->ball_Y_speed) { playersMutex->ball_Y -= playersMutex->ball_Y_speed; } else { playersMutex->ball_Y = 1; playersMutex->ball_X_speed = changeSpeed(); playersMutex->ball_Y_speed = changeSpeed(); playersMutex->ball_Y_direction = 1; } } } } release_mutex(&state_mutex, playersMutex); view_port_update(view_port); } notification_message(notification, &sequence_reset_rgb); furi_message_queue_free(event_queue); delete_mutex(&state_mutex); gui_remove_view_port(gui, view_port); view_port_free(view_port); furi_timer_free(timer); furi_record_close(RECORD_GUI); furi_record_close(RECORD_NOTIFICATION); return 0; }