#include "physics.h"

PhysicsInfo physics = {0};

void
physics_init(void) {
	physics.world_def = b3DefaultWorldDef();
	physics.world_id = b3CreateWorld(&physics.world_def);
	physics.simulate = false;
}

void
physics_exit(void) {
	if (b3World_IsValid(physics.world_id)) {
		b3DestroyWorld(physics.world_id);
	}

	physics.world_id = b3_nullWorldId;
}

void
physics_update(void) {
	if (!physics.simulate) {
		return;
	}

	// TODO: timestep is temporary, should be global value
	b3World_Step(physics.world_id, 1.0f / 60.0f, 4);
}

// PhysicsObject
// physics_obj_create_def(void) {
// 	PhysicsObject obj = {0};
// 	return obj;
// }

// void
// physics_obj_delete(PhysicsObject* phys) {
	
// }