Spatial.hpp

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/*
 *  Copyright (C) 2010 - 2016 Leonid Kostrykin
 *
 *  Chair of Medical Engineering (mediTEC)
 *  RWTH Aachen University
 *  Pauwelsstr. 20
 *  52074 Aachen
 *  Germany
 * 
 * 
 *  Copyright (C) 2021 - 2025 Leonid Kostrykin
 * 
 */
 
#ifndef SPATIAL_H_6014714286
#define SPATIAL_H_6014714286
 
#include <LibCarna/LibCarna.hpp>
#include <LibCarna/base/math.hpp>
#include <LibCarna/base/noncopyable.hpp>
#include <functional>
 
namespace LibCarna
{
 
namespace base
{
 
 
 
// ----------------------------------------------------------------------------------
// Spatial
// ----------------------------------------------------------------------------------
 
class LIBCARNA Spatial
{
 
    NON_COPYABLE
 
    Node* myParent;
    math::Matrix4f myWorldTransform;
    const void* myUserData;
    bool movable;
    std::string myTag;
 
public:
 
    EIGEN_MAKE_ALIGNED_OPERATOR_NEW
 
    explicit Spatial( const std::string& tag = "" );
    
    virtual ~Spatial();
    
    typedef std::function< void( Spatial& ) > MutableVisitor;
    
    typedef std::function< void( const Spatial& ) > ImmutableVisitor;
    
    bool hasParent() const;
 
    Spatial* detachFromParent();
 
    void updateParent( Node& parent );
    
    Node& parent();
    
    const Node& parent() const;
 
    Node& findRoot();
    
    const Node& findRoot() const;
    
    math::Matrix4f localTransform;
    
    virtual void updateWorldTransform();
    
    const math::Matrix4f& worldTransform() const;
 
    template< typename UserDataType >
    void setUserData( const UserDataType& userData );
    
    void removeUserData();
 
    bool hasUserData() const;
 
    template< typename UserDataType >
    const UserDataType& userData() const;
 
    void setMovable( bool movable );
    
    bool isMovable() const;
    
    virtual void invalidate();
    
    void setTag( const std::string& tag );
    
    const std::string& tag() const;
 
}; // Spatial
 
 
template< typename UserDataType >
void Spatial::setUserData( const UserDataType& userData )
{
    myUserData = &userData;
    LIBCARNA_ASSERT( hasUserData() );
}
 
 
template< typename UserDataType >
const UserDataType& Spatial::userData() const
{
    LIBCARNA_ASSERT( hasUserData() );
    return *static_cast< const UserDataType* >( myUserData );
}
 
 
 
}  // namespace LibCarna :: base
 
}  // namespace LibCarna
 
#endif // SPATIAL_H_6014714286