Scalar.h

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/*
Copyright 2007-2025. Algoryx Simulation AB.
 
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tutorials, scene files and technical white papers, are copyrighted, proprietary
and confidential material of Algoryx Simulation AB. You may not download, read,
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valid commercial license from Algoryx Simulation AB.
 
Algoryx Simulation AB disclaims all responsibilities for loss or damage caused
from using this software, unless otherwise stated in written agreements with
Algoryx Simulation AB.
*/
 
#ifndef AGXDATA_SCALAR_H
#define AGXDATA_SCALAR_H
 
#include <agxData/Data.h>
#include <agxData/Type.h>
#include <agx/config/AGX_DEBUG_INTRUSIVE.h>
 
namespace agxData
{
  class AbstractScalar : public Data
  {
  public:
    AbstractScalar();
    AbstractScalar(void *storage);
    AbstractScalar(const AbstractScalar& other, agx::IndexRange localRange);
 
    template <typename T>
    T& get();
 
    template <typename T>
    const T& get() const;
 
    size_t size() const;
 
    void setStorage(void *storage);
  };
 
  //---------------------------------------------------------------
 
  template <typename T>
  class Scalar : public AbstractScalar
  {
  public:
    typedef T Type;
    static const bool IsScalar = true;
 
  public:
    Scalar(const T& value = T());
    Scalar(void *storage);
    Scalar(const Scalar<T>& other, agx::IndexRange localRange);
 
    T& get();
    const T& get() const;
 
    operator T& ();
    operator const T& () const;
 
    Scalar<T>& operator= (const Scalar<T>& value);
    Scalar<T>& operator= (const T& value);
 
    T& operator[] (size_t index);
    const T& operator[] (size_t index) const;
 
  private:
    T m_value;
  };
 
 
 
 
  /* Implementation */
 
  //---------------------------------------------------------------
 
  AGX_FORCE_INLINE AbstractScalar& Data::asScalar() { return *static_cast<AbstractScalar *>(this); }
  AGX_FORCE_INLINE const AbstractScalar& Data::asScalar() const { return *static_cast<const AbstractScalar *>(this); }
 
  template <typename T>
  AGX_FORCE_INLINE Scalar<T>& Data::asScalar() { return *static_cast<Scalar<T> *>(this); }
 
  template <typename T>
  AGX_FORCE_INLINE const Scalar<T>& Data::asScalar() const { return *static_cast<const Scalar<T> *>(this); }
 
  //---------------------------------------------------------------
 
 
  AGX_FORCE_INLINE AbstractScalar::AbstractScalar()
  {}
 
  AGX_FORCE_INLINE AbstractScalar::AbstractScalar(void *storage) : Data(storage)
  {}
 
  AGX_FORCE_INLINE AbstractScalar::AbstractScalar(const AbstractScalar& other, agx::IndexRange) : Data(other.m_ptr)
  {}
 
  AGX_FORCE_INLINE size_t AbstractScalar::size() const { return 1; }
 
  // AGX_FORCE_INLINE void *AbstractScalar::get() { return m_ptr; }
  // AGX_FORCE_INLINE const void *AbstractScalar::get() const { return m_ptr; }
 
  template <typename T>
  AGX_FORCE_INLINE T& AbstractScalar::get()
  {
    agxAssert(m_ptr);
    #if AGX_DEBUG_INTRUSIVE()
    agxAssert(agxData::getFormat<T>() == this->getFormat());
    #endif
 
    return *static_cast<T *>(m_ptr);
  }
 
  template <typename T>
  AGX_FORCE_INLINE const T& AbstractScalar::get() const
  {
    agxAssert(m_ptr);
    #if AGX_DEBUG_INTRUSIVE()
    agxAssert(agxData::getFormat<T>() == this->getFormat());
    #endif
 
    return *static_cast<const T *>(m_ptr);
  }
 
 
  AGX_FORCE_INLINE void AbstractScalar::setStorage(void *storage) { m_ptr = storage; }
 
  //---------------------------------------------------------------
 
  template <typename T>
  AGX_FORCE_INLINE Scalar<T>::Scalar(const T& value) : AbstractScalar(&m_value, agxData::getFormat<T>()), m_value(value) {}
 
  template <typename T>
  AGX_FORCE_INLINE Scalar<T>::Scalar(void *storage) : AbstractScalar(storage, agxData::getFormat<T>()) {}
 
  template <typename T>
  AGX_FORCE_INLINE Scalar<T>::Scalar(const Scalar<T>& other, agx::IndexRange localRange) : AbstractScalar(other, localRange)
  {
  }
 
  template <typename T>
  AGX_FORCE_INLINE T& Scalar<T>::get() { return *(T *)m_ptr; }
 
  template <typename T>
  AGX_FORCE_INLINE const T& Scalar<T>::get() const { return *(T *)m_ptr; }
 
  template <typename T>
  AGX_FORCE_INLINE T& Scalar<T>::operator[] (size_t /* index */) { return *(T *)m_ptr; }
 
  template <typename T>
  AGX_FORCE_INLINE const T& Scalar<T>::operator[] (size_t /* index */) const { return *(T *)m_ptr; }
 
  template <typename T>
  AGX_FORCE_INLINE Scalar<T>::operator T& () { return *(T *)m_ptr; }
 
  template <typename T>
  AGX_FORCE_INLINE Scalar<T>::operator const T& () const { return *(T *)m_ptr; }
 
  template <typename T>
  AGX_FORCE_INLINE Scalar<T>& Scalar<T>::operator= (const Scalar<T>& value) { *(T *)m_ptr = *(T *)value.m_ptr; return *this; }
 
  template <typename T>
  AGX_FORCE_INLINE Scalar<T>& Scalar<T>::operator= (const T& value) { *(T *)m_ptr = value; return *this; }
 
}
 
AGX_TEMPLATED_TYPE_BINDING(agxData::Scalar, "Scalar")
 
 
 
#endif /* AGXDATA_SCALAR_H */