4 #include <gmath/gmath.h>
19 std::vector<HairStrand> hair;
21 std::vector<CollSphere *> colliders;
27 bool init(const Mesh *m, int num_spawns, float thresh = 0.4);
30 void set_transform(Mat4 &xform);
31 void update(float dt);
32 void add_collider(CollSphere *cobj);
33 Vec3 handle_collision(const Vec3 &v) const;