69 lines
1.6 KiB
C
69 lines
1.6 KiB
C
#include "rigidbody.h"
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#include "program.h"
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struct RigidBody {
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Transformable transformable;
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float mass;
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Vector linear_velocity;
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Vector linear_force;
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int is_static;
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};
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RigidBody* rigidbody_make(Transformable transform) {
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RigidBody* self = malloc(sizeof(RigidBody));
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*self = (RigidBody){
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.transformable = transform,
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.mass = 0.0f,
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.linear_velocity = ZeroVector,
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.linear_force = ZeroVector,
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.is_static = 0
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};
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return self;
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}
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void rigidbody_destroy(RigidBody* self) {
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free(self);
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}
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void rigidbody_apply_physics(RigidBody* self) {
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Vector velocity = vmulff(self->linear_velocity, delta_time());
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Vector* position = (self->transformable.tc->get_position(self->transformable.data));
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*position = vaddf(*position, velocity);
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}
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float rigidbody_get_mass(const RigidBody* self) {
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return self->mass;
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}
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void rigidbody_set_mass(RigidBody* self, float mass) {
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self->mass = mass;
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}
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void rigidbody_add_impulse(RigidBody* self, Vector force) {
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self->linear_force = vaddf(self->linear_force, force);
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}
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void rigidbody_accelerate(RigidBody* self, Vector force) {
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force = vmulff(force, delta_time());
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self->linear_force = vaddf(self->linear_force, force);
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}
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int rigidbody_is_static(const RigidBody* self) {
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return self->is_static;
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}
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void rigidbody_set_static(RigidBody* self, int is_static) {
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self->is_static = is_static;
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}
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Vector rigidbody_get_velocity(const RigidBody* self) {
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return self->linear_velocity;
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}
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void rigidbody_set_velocity(RigidBody* self, Vector velocity) {
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self->linear_velocity = velocity;
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}
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