#ifdef USE_TILE
    tiles.update_minimap(x, y);
#endif

#ifdef USE_TILE
    tile_clear_buf();
#endif

    }
    if (f == MF_WALL || f == MF_FLOOR)
    {
        if (is_terrain_known(gx, gy) && !is_terrain_seen(gx, gy)
            || is_envmap_detected_item(gx, gy)
            || is_envmap_detected_mons(gx, gy))
        {
            f = (f == MF_WALL) ? MF_MAP_WALL : MF_MAP_FLOOR;
        }

std::vector<mcache_entry> mcache;

static std::vector<mcache_entry> mcache;

// tile index cache to reduce tileidx() calls
static FixedArray < unsigned int, GXM, GYM > tile_dngn;

    tile_clear_buf();

void tile_clear_buf()
{
    for (int y = 0; y < GYM; y++)
        for (int x = 0; x < GXM; x++)
        {
            tile_dngn[x][y] = TILE_DNGN_UNSEEN;
        }
}

                tile_dngn[gc.x][gc.y] = tileidx_feature(object, gc.x, gc.y);

                bg = tileidx_feature(object, gc.x, gc.y);

                    tile_dngn[gc.x][gc.y] |= TILE_FLAG_NEW_STAIR;

                    bg |= TILE_FLAG_NEW_STAIR;

                bg = tile_dngn[gc.x][gc.y];

                tile_dngn[gc.x][gc.y] = tileidx_feature(object, gc.x, gc.y);
                bg = tile_dngn[gc.x][gc.y];

                bg = tileidx_feature(object, gc.x, gc.y);

        if (menv[idx].is_named())

        if (menv[idx].is_named() && !mons_friendly(&menv[idx]))

    tile_clear_buf();