marlin/Marlin/src/lcd/menu/game/types.h

/**
 * Marlin 3D Printer Firmware
 * Copyright (c) 2019 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
 *
 * Based on Sprinter and grbl.
 * Copyright (c) 2011 Camiel Gubbels / Erik van der Zalm
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 *
 */
#pragma once

#include <stdint.h>

typedef struct { int8_t x, y; } pos_t;

// Simple 8:8 fixed-point
typedef int16_t fixed_t;
#define FTOP(F) fixed_t((F)*256.0f)
#define PTOF(P) (float(P)*(1.0f/256.0f))
#define BTOF(X) (fixed_t(X)<<8)
#define FTOB(X) int8_t(fixed_t(X)>>8)

class MarlinGame {
protected:
  static int score;
  static uint8_t game_state;
  static millis_t next_frame;

  static bool game_frame();
  static void draw_game_over();
  static void exit_game();
public:
  static void init_game(const uint8_t init_state, const screenFunc_t screen);
};