+ drawto = backbuffer;
+ fieldbuffer = pix[PIX_DB_FIELD];
+ SetDrawtoField(DRAW_BACKBUFFER);
+
+ BlitBitmap(pix[PIX_BACK], backbuffer, 0, 0, WIN_XSIZE, WIN_YSIZE, 0, 0);
+ ClearRectangle(backbuffer, REAL_SX, REAL_SY, FULL_SXSIZE, FULL_SYSIZE);
+ ClearRectangle(pix[PIX_DB_DOOR], 0, 0, 3 * DXSIZE, DYSIZE + VYSIZE);
+
+ for(x=0; x<MAX_BUF_XSIZE; x++)
+ for(y=0; y<MAX_BUF_YSIZE; y++)
+ redraw[x][y] = 0;
+ redraw_tiles = 0;
+ redraw_mask = REDRAW_ALL;