/* tiles currently on screen */
static int screentiles[MAX_PLAYFIELD_HEIGHT + 2][MAX_PLAYFIELD_WIDTH + 2];
static int crumbled_state[MAX_PLAYFIELD_HEIGHT + 2][MAX_PLAYFIELD_WIDTH + 2];
-static boolean redraw[MAX_PLAYFIELD_WIDTH + 2][MAX_PLAYFIELD_HEIGHT + 2];
/* copy the entire screen to the window at the scroll position */
void BackToFront_EM(void)
{
- int x, y;
-
/* blit all (up to four) parts of the scroll buffer to the backbuffer */
BlitScreenToBitmap_EM(backbuffer);
/* blit the completely updated backbuffer to the window (in one blit) */
BlitBitmap(backbuffer, window, SX, SY, SXSIZE, SYSIZE, SX, SY);
-
- for (x = 0; x < MAX_BUF_XSIZE; x++)
- for (y = 0; y < MAX_BUF_YSIZE; y++)
- redraw[x][y] = FALSE;
- redraw_tiles = 0;
}
void blitscreen(void)
screentiles[sy][sx] = obj;
crumbled_state[sy][sx] = crm;
-
- redraw[sx][sy] = TRUE;
- redraw_tiles++;
}
}
}
/* redraw screen tiles in the next frame (player may have left the tiles) */
screentiles[old_sy][old_sx] = -1;
screentiles[new_sy][new_sx] = -1;
-
- /* mark screen tiles as dirty (force screen refresh with changed content) */
- redraw[old_sx][old_sy] = TRUE;
- redraw[new_sx][new_sy] = TRUE;
- redraw_tiles += 2;
}
}