- gt->vel[0] += d0 / gt->mass;
- gt->vel[1] += d1 / gt->mass;
- gt->vel[2] += d2 / gt->mass;
- gtk->vel[0] -= d0 / gtk->mass;
- gtk->vel[1] -= d1 / gtk->mass;
- gtk->vel[2] -= d2 / gtk->mass;
+ gt->vel[0] += d0 * gtk->mass;
+ gt->vel[1] += d1 * gtk->mass;
+ gt->vel[2] += d2 * gtk->mass;
+ gtk->vel[0] -= d0 * gt->mass;
+ gtk->vel[1] -= d1 * gt->mass;
+ gtk->vel[2] -= d2 * gt->mass;