99 lines
2.7 KiB
C++
99 lines
2.7 KiB
C++
// Copyright (C) 2017 Jérôme Leclercq
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// This file is part of the "Nazara Development Kit"
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// For conditions of distribution and use, see copyright notice in Prerequesites.hpp
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#include <NDK/Components/PhysicsComponent3D.hpp>
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#include <Nazara/Physics3D/RigidBody3D.hpp>
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#include <NDK/Algorithm.hpp>
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#include <NDK/World.hpp>
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#include <NDK/Components/CollisionComponent3D.hpp>
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#include <NDK/Components/NodeComponent.hpp>
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#include <NDK/Systems/PhysicsSystem3D.hpp>
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namespace Ndk
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{
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/*!
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* \ingroup NDK
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* \class Ndk::PhysicsComponent3D
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* \brief NDK class that represents the component for physics (meant for dynamic objects)
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*/
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/*!
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* \brief Operation to perform when component is attached to an entity
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*
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* \remark Produces a NazaraAssert if the world does not have a physics system
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*/
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void PhysicsComponent3D::OnAttached()
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{
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World* entityWorld = m_entity->GetWorld();
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NazaraAssert(entityWorld->HasSystem<PhysicsSystem3D>(), "World must have a physics system");
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Nz::PhysWorld3D& world = entityWorld->GetSystem<PhysicsSystem3D>().GetWorld();
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Nz::Collider3DRef geom;
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if (m_entity->HasComponent<CollisionComponent3D>())
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geom = m_entity->GetComponent<CollisionComponent3D>().GetGeom();
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Nz::Matrix4f matrix;
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if (m_entity->HasComponent<NodeComponent>())
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matrix = m_entity->GetComponent<NodeComponent>().GetTransformMatrix();
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else
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matrix.MakeIdentity();
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m_object.reset(new Nz::RigidBody3D(&world, geom, matrix));
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m_object->SetMass(1.f);
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}
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/*!
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* \brief Operation to perform when component is attached to this component
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*
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* \param component Component being attached
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*
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* \remark Produces a NazaraAssert if physical object is invalid
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*/
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void PhysicsComponent3D::OnComponentAttached(BaseComponent& component)
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{
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if (IsComponent<CollisionComponent3D>(component))
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{
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NazaraAssert(m_object, "Invalid object");
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m_object->SetGeom(static_cast<CollisionComponent3D&>(component).GetGeom());
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}
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}
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/*!
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* \brief Operation to perform when component is detached from this component
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*
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* \param component Component being detached
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*
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* \remark Produces a NazaraAssert if physical object is invalid
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*/
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void PhysicsComponent3D::OnComponentDetached(BaseComponent& component)
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{
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if (IsComponent<CollisionComponent3D>(component))
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{
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NazaraAssert(m_object, "Invalid object");
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m_object->SetGeom(Nz::NullCollider3D::New());
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}
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}
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/*!
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* \brief Operation to perform when component is detached from an entity
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*/
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void PhysicsComponent3D::OnDetached()
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{
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m_object.reset();
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}
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void PhysicsComponent3D::OnEntityDestruction()
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{
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// Kill rigid body before entity destruction to force contact callbacks to be called while the entity is still valid
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m_object.reset();
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}
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ComponentIndex PhysicsComponent3D::componentIndex;
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}
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