- for (y = 0; y < CAVE_HEIGHT; y++)
- for (x = 0; x < CAVE_WIDTH; x++)
- lev.cave[x + CAVE_BUFFER_XOFFSET][y + CAVE_BUFFER_YOFFSET] =
- native_em_level.cave[x][y];
+ game_init_cave_buffers();
+
+ lev.left = CAVE_BUFFER_XOFFSET;
+ lev.top = CAVE_BUFFER_YOFFSET;
+ lev.right = lev.left + lev.width;
+ lev.bottom = lev.top + lev.height;
+
+ /* add linked cave buffer columns for wrap-around movement */
+ for (x = 0; x < lev.left; x++)
+ {
+ lev.cavecol[x] = lev.cavecol[lev.width + x];
+ lev.nextcol[x] = lev.nextcol[lev.width + x];
+ lev.drawcol[x] = lev.drawcol[lev.width + x];
+ lev.boomcol[x] = lev.boomcol[lev.width + x];
+
+ lev.cavecol[lev.right + x] = lev.cavecol[lev.left + x];
+ lev.nextcol[lev.right + x] = lev.nextcol[lev.left + x];
+ lev.drawcol[lev.right + x] = lev.drawcol[lev.left + x];
+ lev.boomcol[lev.right + x] = lev.boomcol[lev.left + x];
+ }