1) OBBTree
有向包围盒树
1.
Based on Oriented Boundary Box Tree(OBBTree)of point cloud model,a simplified model with topological information is constructed first.
基于点模型的有向包围盒树,首先建立点模型带拓扑信息的简化模型,基于这种几何表示,将网格模型的层次分片算法推广到点模型中·为解决大规模点模型的分片速度和分片效果之间的矛盾,将有向包围盒树与层次分片技术相结合,实现了多分辨率层次点模型分片·实验结果表明,文中算法能直接处理大规模点模型,且具有速度快、对噪声数据不敏感的优点
2) OBB
有向包围盒
1.
Analyzing the performance of various hierarchical bounding volumes(HBVs),a fast algorithm for real-time collision detection(CD)was proposed using a structure of hybrid hierarchical bounding volume(HHBV)based on OBB and sphere BV.
针对各种层次包围盒的特点,提出了基于球状包围盒(Sphere)结构与有向包围盒(OBB)的复合层次包围盒的碰撞检测方法。
2.
Oriented bounding box (OBB) hierarchy is a popular and efficient approach for accelerating collision detection (CD) among complex rigid models, but it can’t determine the contact status among objects far away as fast as other bounding volumes (BVs), such as axis-aligned bounding boxes (AABB) or sphere BV, because each intersection test of OBBs is much more complex than that of others.
有向包围盒(OBB)是一中用于复杂结构刚体模型间碰撞检测的有效方法,但是由于其自身的算法复杂性导致在检测距离较远的模型时检测效率不及轴向包围盒(AABB)或球形盒(Sphere)。
3) BoxTree
[英]['bɔkstri:] [美]['bɑks,tri]
包围盒树
1.
The algorithm builds BoxTreees of arbitrary non convex polyhedra using a hierarchical adaptive space subdivision scheme,and speeds up collision detection by traversing the BoxTrees in parallel.
该算法面向动态复杂场景采用层次的自适应空间剖分方法建构物体的平衡包围盒树 ,然后通过并行遍历包围盒树来加速碰撞检测。
4) bounding volume tree
包围盒树
1.
Collision detection was implemented through constructing bounding volume tree and adapting collision detection algorithm based on enveloping tree.
通过建立包围盒树,采用基于包络树的碰撞检测算法实现碰撞检测。
5) AABB bounding volume tree
AABB包围盒树
1.
The efficiency of updating AABB bounding volume tree is one of the bottlenecks of collision detection algorithms using AABB trees.
包围盒树的更新效率是基于AABB包围盒树碰撞检测算法的瓶颈之一。
6) oriented bounding box(OBB)
方向包围盒
1.
In order to slove collision detection problem in virtual surgery,a fast collision detection algorithm based on oriented bounding box(OBB) was presented,which simplifies geometric representation to facilitate the process of collision detection between complex geometric objects.
为了解决虚拟手术的快速碰撞检测问题,提出了一种新的基于方向包围盒层次树的快速碰撞检测算法,利用简化的几何模型表示一方向包围盒层次树来实现复杂物体间的实时碰撞检测。
补充资料：圣诞树餐盒
雪里红 1/2杯
白饭 1碗
热狗 3条
玉米、青豆仁及红萝蔔丁 各少许
豆干丝 少许
盐 1/2小匙
糖 1/2小匙
蒜、辣椒 少许
沙拉 少许
制作：
(1)将热狗上下切斜纹，1条切成约圆0.2公分薄片，煎熟备用。
(2)雪里红切细连同蒜和辣椒一起炒熟拌匀起锅。
(3)白饭装入餐盒盒内铺底，再将雪里红排出圣诞树造形，在树上放一片热狗沙拉，其它部份排上玉米、青豆、红萝蔔丁等装饰，豆干丝装饰在树上。
(4)再将切成圆片的热狗排在树下整齐顺一方向排列。
(5)可爱的造形便当餐盒能增加小孩的食慾，不妨多些创意用爱心做便当。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条