用jsr184编写的手机3d编程实例，用户可以任意旋转箭头，放大缩小等等。包含如何使用数据定义mesh，如何操作camera如何旋转等等，程序功能较繁杂，但是界面较粗糙（数据定义的模型当然是越简单越好啦），学习意义大于实用意义。-a jsr 184 sample of j2me 3d development, very detail and usefull!
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bin JSR184Coordinates.jad JSR184Coordinates.jar coord64.png JSR184Coordinates.java MeshTool.java CoordinatesCanvas.java
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001986s ]
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:0.085469s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.002345s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001963s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.002203s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003830s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001930s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003297s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.014628s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.002333s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 317552 [ RunTime:0.001154s ]
