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- /**
- * Marlin 3D Printer Firmware
- * Copyright (c) 2020 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/>.
- *
- */
-
- #include "../../../inc/MarlinConfigPre.h"
-
- #if ENABLED(MARLIN_MAZE)
-
- #include "game.h"
-
- int8_t move_dir, last_move_dir, // NESW0
- prizex, prizey, prize_cnt, old_encoder;
- fixed_t playerx, playery;
-
- // Up to 50 lines, then you win!
- typedef struct { int8_t x, y; } pos_t;
- uint8_t head_ind;
- pos_t maze_walls[50] = {
- { 0, 0 }
- };
-
- // Turn the player cw or ccw
- inline void turn_player(const bool cw) {
- if (move_dir == 4) move_dir = last_move_dir;
- move_dir += cw ? 1 : -1;
- move_dir &= 0x03;
- last_move_dir = move_dir;
- }
-
- // Reset the player for a new game
- void player_reset() {
- // Init position
- playerx = BTOF(1);
- playery = BTOF(GAME_H / 2);
-
- // Init motion with a ccw turn
- move_dir = 0;
- turn_player(false);
-
- // Clear prize flag
- prize_cnt = 255;
-
- // Clear the controls
- ui.encoderPosition = 0;
- old_encoder = 0;
- }
-
- void MazeGame::game_screen() {
- // Run the sprite logic
- if (game_frame()) do { // Run logic twice for finer resolution
-
- // Move the man one unit in the current direction
- // Direction index 4 is for the stopped man
- const int8_t oldx = FTOB(playerx), oldy = FTOB(playery);
- pos_t dir_add[] = { { 0, -1 }, { 1, 0 }, { 0, 1 }, { -1, 0 }, { 0, 0 } };
- playerx += dir_add[move_dir].x;
- playery += dir_add[move_dir].y;
- const int8_t x = FTOB(playerx), y = FTOB(playery);
-
- } while(0);
-
- u8g.setColorIndex(1);
-
- // Draw Score
- if (PAGE_UNDER(HEADER_H)) lcd_put_int(0, HEADER_H - 1, score);
-
- // Draw the maze
- // LOOP_L_N(n, head_ind) {
- // const pos_t &p = maze_walls[n], &q = maze_walls[n + 1];
- // if (p.x == q.x) {
- // const int8_t y1 = GAMEY(_MIN(p.y, q.y)), y2 = GAMEY(_MAX(p.y, q.y));
- // if (PAGE_CONTAINS(y1, y2))
- // u8g.drawVLine(GAMEX(p.x), y1, y2 - y1 + 1);
- // }
- // else if (PAGE_CONTAINS(GAMEY(p.y), GAMEY(p.y))) {
- // const int8_t x1 = GAMEX(_MIN(p.x, q.x)), x2 = GAMEX(_MAX(p.x, q.x));
- // u8g.drawHLine(x1, GAMEY(p.y), x2 - x1 + 1);
- // }
- // }
-
- // Draw Man
- // const int8_t fy = GAMEY(foody);
- // if (PAGE_CONTAINS(fy, fy + FOOD_WH - 1)) {
- // const int8_t fx = GAMEX(foodx);
- // u8g.drawFrame(fx, fy, FOOD_WH, FOOD_WH);
- // if (FOOD_WH == 5) u8g.drawPixel(fx + 2, fy + 2);
- // }
-
- // Draw Ghosts
- // const int8_t fy = GAMEY(foody);
- // if (PAGE_CONTAINS(fy, fy + FOOD_WH - 1)) {
- // const int8_t fx = GAMEX(foodx);
- // u8g.drawFrame(fx, fy, FOOD_WH, FOOD_WH);
- // if (FOOD_WH == 5) u8g.drawPixel(fx + 2, fy + 2);
- // }
-
- // Draw Prize
- // if (PAGE_CONTAINS(prizey, prizey + PRIZE_WH - 1)) {
- // u8g.drawFrame(prizex, prizey, PRIZE_WH, PRIZE_WH);
- // if (PRIZE_WH == 5) u8g.drawPixel(prizex + 2, prizey + 2);
- // }
-
- // Draw GAME OVER
- if (!game_state) draw_game_over();
-
- // A click always exits this game
- if (ui.use_click()) exit_game();
- }
-
- void MazeGame::enter_game() {
- init_game(1, game_screen); // Game running
- reset_player();
- reset_enemies();
- }
-
- #endif // MARLIN_MAZE
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