利用opengl生成水面和地形，能用键盘进行控制漫游效果。这个程序十分具有参考价值，生成的效果是非常不错的！-use opengl generate topographic surface and can use the keyboard to control the roaming effect. This procedure is very valuable, and the production was very good!
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001087s ]
SELECT `a`.`aid`,`a`.`title`,`a`.`create_time`,`m`.`username` FROM `jrk_downrecords` `a` INNER JOIN `jrk_member` `m` ON `a`.`uid`=`m`.`id` WHERE `a`.`status` = 1 GROUP BY `a`.`aid` ORDER BY `a`.`create_time` DESC LIMIT 10 [ RunTime:0.098903s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.000900s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001130s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.000964s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003002s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.000834s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003602s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.021143s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001632s ]
UPDATE `jrk_articles` SET `hits` = 2 WHERE `id` = 170014 [ RunTime:0.019570s ]
