不允许超出范围的坐标值。

8By8/8By8.ino

@@ -38,9 +38,9 @@ public:
   }
 
   static void set_status(int x, int y, int z, int brightness) {
-    x %= 8;
-    y %= 8;
-    z %= 8;
+    if (x >= 8 || x <= 0 || y >= 8 || y <= 0 || z >= 8 || z <= 0) {
+        return;
+    }
     brightness %= 4;
     LED_status[z][x] = (LED_status[z][x] & (~(3 << (y * 2)))) | (brightness << (y * 2));
   }