Files
FlaxEngine/Source/Engine/Physics/Joints/SphericalJoint.cpp
2021-01-02 14:28:49 +01:00

94 lines
3.0 KiB
C++

// Copyright (c) 2012-2021 Wojciech Figat. All rights reserved.
#include "SphericalJoint.h"
#include "Engine/Serialization/Serialization.h"
#include "Engine/Physics/Utilities.h"
#include <ThirdParty/PhysX/extensions/PxSphericalJoint.h>
SphericalJoint::SphericalJoint(const SpawnParams& params)
: Joint(params)
, _flags(SphericalJointFlag::Limit)
{
}
void SphericalJoint::SetFlags(const SphericalJointFlag value)
{
if (_flags == value)
return;
_flags = value;
if (_joint)
{
auto joint = static_cast<PxSphericalJoint*>(_joint);
joint->setSphericalJointFlag(PxSphericalJointFlag::eLIMIT_ENABLED, (_flags & SphericalJointFlag::Limit) != 0);
}
}
void SphericalJoint::SetLimit(const LimitConeRange& value)
{
if (_limit == value)
return;
_limit = value;
if (_joint)
{
auto joint = static_cast<PxSphericalJoint*>(_joint);
PxJointLimitCone limit(value.YLimitAngle * DegreesToRadians, value.ZLimitAngle * DegreesToRadians, value.ContactDist);
limit.stiffness = value.Spring.Stiffness;
limit.damping = value.Spring.Damping;
limit.restitution = value.Restitution;
joint->setLimitCone(limit);
}
}
void SphericalJoint::Serialize(SerializeStream& stream, const void* otherObj)
{
// Base
Joint::Serialize(stream, otherObj);
SERIALIZE_GET_OTHER_OBJ(SphericalJoint);
SERIALIZE_MEMBER(Flags, _flags);
SERIALIZE_MEMBER(ContactDist, _limit.ContactDist);
SERIALIZE_MEMBER(Restitution, _limit.Restitution);
SERIALIZE_MEMBER(Stiffness, _limit.Spring.Stiffness);
SERIALIZE_MEMBER(Damping, _limit.Spring.Damping);
SERIALIZE_MEMBER(YLimitAngle, _limit.YLimitAngle);
SERIALIZE_MEMBER(ZLimitAngle, _limit.ZLimitAngle);
}
void SphericalJoint::Deserialize(DeserializeStream& stream, ISerializeModifier* modifier)
{
// Base
Joint::Deserialize(stream, modifier);
DESERIALIZE_MEMBER(Flags, _flags);
DESERIALIZE_MEMBER(ContactDist, _limit.ContactDist);
DESERIALIZE_MEMBER(Restitution, _limit.Restitution);
DESERIALIZE_MEMBER(Stiffness, _limit.Spring.Stiffness);
DESERIALIZE_MEMBER(Damping, _limit.Spring.Damping);
DESERIALIZE_MEMBER(YLimitAngle, _limit.YLimitAngle);
DESERIALIZE_MEMBER(ZLimitAngle, _limit.ZLimitAngle);
}
PxJoint* SphericalJoint::CreateJoint(JointData& data)
{
const PxTransform trans0(C2P(data.Pos0), C2P(data.Rot0));
const PxTransform trans1(C2P(data.Pos1), C2P(data.Rot1));
auto joint = PxSphericalJointCreate(*data.Physics, data.Actor0, trans0, data.Actor1, trans1);
int32 flags = 0;
if (_flags & SphericalJointFlag::Limit)
flags |= PxSphericalJointFlag::eLIMIT_ENABLED;
joint->setSphericalJointFlags(static_cast<PxSphericalJointFlag::Enum>(flags));
PxJointLimitCone limit(_limit.YLimitAngle * DegreesToRadians, _limit.ZLimitAngle * DegreesToRadians, _limit.ContactDist);
limit.stiffness = _limit.Spring.Stiffness;
limit.damping = _limit.Spring.Damping;
limit.restitution = _limit.Restitution;
joint->setLimitCone(limit);
return joint;
}