目录
卡马克卷轴算法研究...............................................................................................................................................1
摘要与关键词...........................................................................................................................................................2
中文摘要...............................................................................................................................................................2
ENGLISH ABSTRACT..............................................................................................................................................2
关键词...................................................................................................................................................................3
正文...........................................................................................................................................................................5
绪论...........................................................................................................................................................................5
主体...........................................................................................................................................................................5
一、地图绘制的常用算法和优化.......................................................................................................................5
1.1
无缝图片滚动画法
.....................................................................................................................................5
1.2MIDP1.0
的裁剪区画法
..............................................................................................................................6
1.3MIDP2.0
的图素切片画法
..........................................................................................................................8
1.4
最常见的地图绘制优化——只绘制当前屏幕
.........................................................................................9
1.5
卡马克卷轴算法的引入
.............................................................................................................................9
二、卡马克卷轴算法原理.................................................................................................................................10
2.1X|Y
单轴滚动的卡马克卷轴
.....................................................................................................................10
2.2X&Y
双轴滚动的卡马克卷轴
......................................................................................................... ......11
三、卡马克卷轴的代码实现方法.....................................................................................................................13
3.1
问题简化与算法步骤
...............................................................................................................................13
3.2
类
CarMapBuffer
设计
..............................................................................................................................13
3.3
步骤一的实现
...........................................................................................................................................15
3.4
步骤二、三的实现
...................................................................................................................................15
3.5
步骤四的实现
...........................................................................................................................................16
3.6
步骤五的实现
...........................................................................................................................................18
四、卡马克卷轴的实际应用项目分析.............................................................................................................20
4.1
项目测试概述
...........................................................................................................................................20
4.2
事件查看器的数据比较
...........................................................................................................................21
4.3
内存监视器的数据比较
...........................................................................................................................23
4.4
真机测试比较
.......................................................................................................................................24
结论.....................................................................................................................................................................24
致谢.........................................................................................................................................................................25
参考文献.................................................................................................................................................................25
附录.........................................................................................................................................................................25
卡马克卷轴的相关历史.........................................................................................................................................25
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