Bear in mind that the shortest distance that two infinite short surfaces can approach each other before contact is in the direction of the contactnormal.
记住两个无限接近的表面在接触之前的最短距离是沿着接触点法线方向。
2
This paper introduces a method for calculating the contact point, contactnormal and penetration depth in collision detection of irregular objects expressed by triangle mesh.
介绍了一种针对用三角形网面表示的不规则物体的碰撞检测中接触点，接触法线和刺穿深度的计算方法。
3
Although men's touching is more normal in these cultures, physical contact between persons of opposite sexes who are not family members is negatively perceived in Arabian countries.