1 files changed, 207 insertions, 0 deletions
diff --git a/Marlin/src/lcd/menu/game/brickout.cpp b/Marlin/src/lcd/menu/game/brickout.cpp
new file mode 100644
index 0000000..4bdc924
--- /dev/null
+++ b/Marlin/src/lcd/menu/game/brickout.cpp
@@ -0,0 +1,207 @@
+/**
+ * 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 <https://www.gnu.org/licenses/>.
+ *
+ */
+
+#include "../../../inc/MarlinConfigPre.h"
+
+#if ENABLED(MARLIN_BRICKOUT)
+
+#include "game.h"
+
+#define BRICK_H      5
+#define BRICK_TOP    MENU_FONT_ASCENT
+
+#define PADDLE_H     2
+#define PADDLE_VEL   3
+#define PADDLE_W    ((LCD_PIXEL_WIDTH) / 8)
+#define PADDLE_Y    (LCD_PIXEL_HEIGHT - 1 - PADDLE_H)
+
+#define BRICK_W     ((LCD_PIXEL_WIDTH) / (BRICK_COLS))
+#define BRICK_BOT   (BRICK_TOP + BRICK_H * BRICK_ROWS - 1)
+
+#define BRICK_COL(X) ((X) / (BRICK_W))
+#define BRICK_ROW(Y) ((Y - (BRICK_TOP)) / (BRICK_H))
+
+brickout_data_t &bdat = marlin_game_data.brickout;
+
+inline void reset_bricks(const uint16_t v) {
+  bdat.brick_count = (BRICK_COLS) * (BRICK_ROWS);
+  LOOP_L_N(i, BRICK_ROWS) bdat.bricks[i] = v;
+}
+
+void reset_ball() {
+  constexpr uint8_t ball_dist = 24;
+  bdat.bally = BTOF(PADDLE_Y - ball_dist);
+  bdat.ballv = FTOP(1.3f);
+  bdat.ballh = -FTOP(1.25f);
+  uint8_t bx = bdat.paddle_x + (PADDLE_W) / 2 + ball_dist;
+  if (bx >= LCD_PIXEL_WIDTH - 10) { bx -= ball_dist * 2; bdat.ballh = -bdat.ballh; }
+  bdat.ballx = BTOF(bx);
+  bdat.hit_dir = -1;
+}
+
+void BrickoutGame::game_screen() {
+  if (game_frame()) {     // Run logic twice for finer resolution
+    // Update Paddle Position
+    bdat.paddle_x = constrain(int8_t(ui.encoderPosition), 0, (LCD_PIXEL_WIDTH - (PADDLE_W)) / (PADDLE_VEL));
+    ui.encoderPosition = bdat.paddle_x;
+    bdat.paddle_x *= (PADDLE_VEL);
+
+    // Run the ball logic
+    if (game_state) do {
+
+      // Provisionally update the ball position
+      const fixed_t newx = bdat.ballx + bdat.ballh, newy = bdat.bally + bdat.ballv;  // current next position
+      if (!WITHIN(newx, 0, BTOF(LCD_PIXEL_WIDTH - 1))) {    // out in x?
+        bdat.ballh = -bdat.ballh; _BUZZ(5, 220);            // bounce x
+      }
+      if (newy < 0) {                                       // out in y?
+        bdat.ballv = -bdat.ballv; _BUZZ(5, 280);            // bounce v
+        bdat.hit_dir = 1;
+      }
+      // Did the ball go below the bottom?
+      else if (newy > BTOF(LCD_PIXEL_HEIGHT)) {
+        _BUZZ(500, 75);
+        if (--bdat.balls_left) reset_ball(); else game_state = 0;
+        break; // done
+      }
+
+      // Is the ball colliding with a brick?
+      if (WITHIN(newy, BTOF(BRICK_TOP), BTOF(BRICK_BOT))) {
+        const int8_t bit = BRICK_COL(FTOB(newx)), row = BRICK_ROW(FTOB(newy));
+        const uint16_t mask = _BV(bit);
+        if (bdat.bricks[row] & mask) {
+          // Yes. Remove it!
+          bdat.bricks[row] &= ~mask;
+          // Score!
+          score += BRICK_ROWS - row;
+          // If bricks are gone, go to reset state
+          if (!--bdat.brick_count) game_state = 2;
+          // Bounce the ball cleverly
+          if ((bdat.ballv < 0) == (bdat.hit_dir < 0)) { bdat.ballv = -bdat.ballv; bdat.ballh += fixed_t(random(-16, 16)); _BUZZ(5, 880); }
+                                       else { bdat.ballh = -bdat.ballh; bdat.ballv += fixed_t(random(-16, 16)); _BUZZ(5, 640); }
+        }
+      }
+      // Is the ball moving down and in paddle range?
+      else if (bdat.ballv > 0 && WITHIN(newy, BTOF(PADDLE_Y), BTOF(PADDLE_Y + PADDLE_H))) {
+        // Ball actually hitting paddle
+        const int8_t diff = FTOB(newx) - bdat.paddle_x;
+        if (WITHIN(diff, 0, PADDLE_W - 1)) {
+
+          // Reverse Y direction
+          bdat.ballv = -bdat.ballv; _BUZZ(3, 880);
+          bdat.hit_dir = -1;
+
+          // Near edges affects X velocity
+          const bool is_left_edge = (diff <= 1);
+          if (is_left_edge || diff >= PADDLE_W-1 - 1) {
+            if ((bdat.ballh > 0) == is_left_edge) bdat.ballh = -bdat.ballh;
+          }
+          else if (diff <= 3) {
+            bdat.ballh += fixed_t(random(-64, 0));
+            NOLESS(bdat.ballh, BTOF(-2));
+            NOMORE(bdat.ballh, BTOF(2));
+          }
+          else if (diff >= PADDLE_W-1 - 3) {
+            bdat.ballh += fixed_t(random( 0, 64));
+            NOLESS(bdat.ballh, BTOF(-2));
+            NOMORE(bdat.ballh, BTOF(2));
+          }
+
+          // Paddle hit after clearing the board? Reset the board.
+          if (game_state == 2) { reset_bricks(0xFFFF); game_state = 1; }
+        }
+      }
+
+      bdat.ballx += bdat.ballh; bdat.bally += bdat.ballv; // update with new velocity
+
+    } while (false);
+  }
+
+  u8g.setColorIndex(1);
+
+  // Draw bricks
+  if (PAGE_CONTAINS(BRICK_TOP, BRICK_BOT)) {
+    LOOP_L_N(y, BRICK_ROWS) {
+      const uint8_t yy = y * BRICK_H + BRICK_TOP;
+      if (PAGE_CONTAINS(yy, yy + BRICK_H - 1)) {
+        LOOP_L_N(x, BRICK_COLS) {
+          if (TEST(bdat.bricks[y], x)) {
+            const uint8_t xx = x * BRICK_W;
+            LOOP_L_N(v, BRICK_H - 1)
+              if (PAGE_CONTAINS(yy + v, yy + v))
+                u8g.drawHLine(xx, yy + v, BRICK_W - 1);
+          }
+        }
+      }
+    }
+  }
+
+  // Draw paddle
+  if (PAGE_CONTAINS(PADDLE_Y-1, PADDLE_Y)) {
+    u8g.drawHLine(bdat.paddle_x, PADDLE_Y, PADDLE_W);
+    #if PADDLE_H > 1
+      u8g.drawHLine(bdat.paddle_x, PADDLE_Y-1, PADDLE_W);
+      #if PADDLE_H > 2
+        u8g.drawHLine(bdat.paddle_x, PADDLE_Y-2, PADDLE_W);
+      #endif
+    #endif
+  }
+
+  // Draw ball while game is running
+  if (game_state) {
+    const uint8_t by = FTOB(bdat.bally);
+    if (PAGE_CONTAINS(by, by+1))
+      u8g.drawFrame(FTOB(bdat.ballx), by, 2, 2);
+  }
+  // Or draw GAME OVER
+  else
+    draw_game_over();
+
+  if (PAGE_UNDER(MENU_FONT_ASCENT)) {
+    // Score Digits
+    //const uint8_t sx = (LCD_PIXEL_WIDTH - (score >= 10 ? score >= 100 ? score >= 1000 ? 4 : 3 : 2 : 1) * MENU_FONT_WIDTH) / 2;
+    constexpr uint8_t sx = 0;
+    lcd_put_int(sx, MENU_FONT_ASCENT - 1, score);
+
+    // Balls Left
+    lcd_moveto(LCD_PIXEL_WIDTH - MENU_FONT_WIDTH * 3, MENU_FONT_ASCENT - 1);
+    PGM_P const ohs = PSTR("ooo\0\0");
+    lcd_put_u8str_P(ohs + 3 - bdat.balls_left);
+  }
+
+  // A click always exits this game
+  if (ui.use_click()) exit_game();
+}
+
+#define SCREEN_M ((LCD_PIXEL_WIDTH) / 2)
+
+void BrickoutGame::enter_game() {
+  init_game(2, game_screen); // 2 = reset bricks on paddle hit
+  constexpr uint8_t paddle_start = SCREEN_M - (PADDLE_W) / 2;
+  bdat.paddle_x = paddle_start;
+  bdat.balls_left = 3;
+  reset_bricks(0x0000);
+  reset_ball();
+  ui.encoderPosition = paddle_start / (PADDLE_VEL);
+}
+
+#endif // MARLIN_BRICKOUT