Header file for particle.c.
void step_gc_rk4_mhd(particle_simd_gc *p, real *h, B_field_data *Bdata, E_field_data *Edata, boozer_data *boozer, mhd_data *mhd)
Integrate a guiding center step with RK4 with MHD modes present.
void step_gc_rk4(particle_simd_gc *p, real *h, B_field_data *Bdata, E_field_data *Edata)
Integrate a guiding center step for a struct of markers with RK4.
Struct representing NSIMD guiding center markers.