计算机图形学，利用中点算法、DDA算法、Bresenham算法完成直线的生成。-Computer graphics, using the midpoint algorithm, DDA algorithm, Bresenham algorithm to complete the generation of a straight line.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.003087s ]
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:0.142253s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.002129s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.002808s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.002826s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.004102s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.002176s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003337s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.016805s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.002879s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 173135 [ RunTime:0.001857s ]
