/* define these to use additional elements */
#define EM_ENGINE_USE_ADDITIONAL_ELEMENTS
-/* with border for steelwall, if needed (when converted from R'n'D level) */
-#define CAVE_WIDTH (MAX_PLAYFIELD_WIDTH + 2)
-#define CAVE_HEIGHT (MAX_PLAYFIELD_HEIGHT + 2)
+#define CAVE_WIDTH MAX_PLAYFIELD_WIDTH
+#define CAVE_HEIGHT MAX_PLAYFIELD_HEIGHT
-/* with border for Zborder elements (surrounding the visible playfield) */
+/* additional padding for Zborder elements and linked cave buffer columns */
#define CAVE_BUFFER_XOFFSET 4
#define CAVE_BUFFER_YOFFSET 2
#define CAVE_BUFFER_WIDTH (CAVE_WIDTH + 2 * CAVE_BUFFER_XOFFSET)