Table 2: Spring Force Calculate Algorithm
Input
Node(Pos, Vel), Spring
output
Node(Force)
1
BEGIN
for 1=0, KSpringCount, I++
2
Node1 = NodetSpring [I].index1]
Node2 = NodetSpring [I].index2]
3
len = sqrt(PDir.x^2 + PDir.y^2 + PDir.z^2)
4
Stiffness = Ks * (len - RestLength)
Damping = Dot(VDir，Pdir) / len * Kd
5
SpringForce = Stiffness + Damping
SpringForce *= PDir / len
6
Node1. AddF orce(SpringForce)
Node2.AddForce(-SpringForce)
END