couch/core/Rigidbody.cpp

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2021-01-24 22:55:36 -06:00
#include "Rigidbody.h"
#include "World.h"
Rigidbody::Rigidbody() {}
Rigidbody *Rigidbody::Create() {
return new Rigidbody;
}
Rigidbody *Rigidbody::Duplicate() {
Rigidbody *rigidbody = static_cast<Rigidbody*>(Spatial::Duplicate());
rigidbody->collisionShape = collisionShape;
rigidbody->btBody = btBody;
rigidbody->mass = mass;
return rigidbody;
}
Rigidbody *Rigidbody::Instance() {
Rigidbody *rigidbody = static_cast<Rigidbody*>(Node::Instance());
rigidbody->collisionShape = new btSphereShape(1.0f);
rigidbody->btBody = new btRigidBody(rigidbody->mass, new RigidbodyMotionState(rigidbody), rigidbody->collisionShape);
assert(rigidbody);
World *world = World::GetWorld();
world->AddRigidbody(rigidbody);
return rigidbody;
}
RigidbodyMotionState::RigidbodyMotionState(Rigidbody *rigidbody) {
this->rigidbody = rigidbody;
}
void RigidbodyMotionState::getWorldTransform(btTransform &worldTrans) const {
worldTrans.setOrigin(btVector3(
rigidbody->transform.position.x,
rigidbody->transform.position.y,
rigidbody->transform.position.z));
btQuaternion quat;
quat.setEuler(rigidbody->transform.rotation.z,
rigidbody->transform.rotation.y,
rigidbody->transform.rotation.x);
worldTrans.setRotation(quat);
}
void RigidbodyMotionState::setWorldTransform(const btTransform &worldTrans) {
rigidbody->transform.position = Vector3(worldTrans.getOrigin().getX(),
worldTrans.getOrigin().getY(),
worldTrans.getOrigin().getZ());
worldTrans.getRotation().getEulerZYX(rigidbody->transform.rotation.z,
rigidbody->transform.rotation.y,
rigidbody->transform.rotation.x);
}