GenUserData.h

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//
// Copyright Contributors to the MaterialX Project
// SPDX-License-Identifier: Apache-2.0
//
 
#ifndef MATERIALX_GENUSERDATA_H
#define MATERIALX_GENUSERDATA_H
 
 
#include <MaterialXGenShader/Export.h>
 
MATERIALX_NAMESPACE_BEGIN
 
class GenUserData;
 
using GenUserDataPtr = std::shared_ptr<GenUserData>;
 
using ConstGenUserDataPtr = std::shared_ptr<const GenUserData>;
 
class MX_GENSHADER_API GenUserData : public std::enable_shared_from_this<GenUserData>
{
  public:
    virtual ~GenUserData() { }
 
    GenUserDataPtr getSelf()
    {
        return shared_from_this();
    }
 
    ConstGenUserDataPtr getSelf() const
    {
        return shared_from_this();
    }
 
    template <class T> shared_ptr<T> asA()
    {
        return std::dynamic_pointer_cast<T>(getSelf());
    }
 
    template <class T> shared_ptr<const T> asA() const
    {
        return std::dynamic_pointer_cast<const T>(getSelf());
    }
 
  protected:
    GenUserData() { }
};
 
MATERIALX_NAMESPACE_END
 
#endif // MATERIALX_GENCONTEXT_H