physics_2d.h File Reference

#include <banjo/api.h>
#include <banjo/math.h>
#include <banjo/vec.h>

Include dependency graph for physics_2d.h:

Go to the source code of this file.

Data Structures
struct	bj_particle_2d_t
struct	bj_angular_2d_t
struct	bj_rigid_body_2d_t

Typedefs
typedef struct bj_particle_2d_t	bj_particle_2d
typedef struct bj_angular_2d_t	bj_angular_2d
typedef struct bj_rigid_body_2d_t	bj_rigid_body_2d

Functions
void	bj_compute_kinematics_2d (bj_real out[restrict static(2)], const bj_real position[restrict static(2)], const bj_real velocity[restrict static(2)], const bj_real acceleration[restrict static(2)], bj_real time)
void	bj_compute_kinematics_velocity_2d (bj_real out[restrict static(2)], const bj_real velocity[restrict static(2)], const bj_real acceleration[restrict static(2)], bj_real time)
void	bj_apply_particle_force_2d (bj_particle_2d *p_particle, const bj_vec2 force)
void	bj_step_particle_2d (bj_particle_2d *p_particle, bj_real dt)
void	bj_apply_gravity_2d (bj_particle_2d *p_particle, bj_real gravity)
void	bj_apply_point_gravity_2d (bj_particle_2d *restrict p_particle_from, const bj_particle_2d *restrict p_particle_to, const bj_real gravity_factor)
void	bj_apply_point_gravity_softened_2d (bj_particle_2d *restrict p_particle_from, const bj_particle_2d *restrict p_particle_to, const bj_real gravity_factor, const bj_real epsilon)
void	bj_apply_drag_2d (bj_particle_2d *p_particle, bj_real k1, bj_real k2)
bj_real	bj_compute_particle_drag_coefficient_2d (const bj_vec2 vel, const bj_real k1, const bj_real k2)
bj_bool	bj_compute_particle_drag_force_2d (bj_real result[restrict static(2)], const bj_real vel[restrict static(2)], const bj_real k1, const bj_real k2)
void	bj_apply_angular_torque_2d (bj_angular_2d *angular, bj_real torque)
void	bj_step_angular_2d (bj_angular_2d *angular, double delta_time)
void	bj_apply_rigidbody_force_2d (bj_rigid_body_2d *body, const bj_vec2 force)
void	bj_step_rigid_body_2d (bj_rigid_body_2d *body, double delta_time)

Detailed Description

Physics helpers (SI units, but dimensionally consistent with any unit system).