ComponentAccess.h File Reference

ComponentAccess<Container, Comp> is a general functor class that users can specialize to tell POOMA how to access components inside an object used as an element in expressions. More...

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Classes
class	ComponentWrapper< Components >
	Wrapper class to encapsulate a component specification. More...
struct	ComponentAccess< T, Components >
	ComponentAccess is an interface class that is used to provide an API for accessing components of a composite type. More...
Defines
#define	POOMA_COMPONENT_ACCESS(IN, TAG, TYPE, MEMBER)

---

Detailed Description

ComponentAccess<Container, Comp> is a general functor class that users can specialize to tell POOMA how to access components inside an object used as an element in expressions.

(For example, Vector, Tensor etc.)

---

Define Documentation

#define POOMA_COMPONENT_ACCESS	(	IN,
		TAG,
		TYPE,
		MEMBER		)

Value:

\
struct TAG                                                              \
{                                                                       \
  TAG() { }                                                             \
  TAG(const TAG &) { }                                                  \
};                                                                      \
                                                                        \
template<>                                                              \
struct ComponentAccess<IN, TAG>                                         \
{                                                                       \
  typedef TYPE Element_t;                                               \
  typedef TYPE &ElementRef_t;                                           \
                                                                        \
  static inline ElementRef_t indexRef(IN &in, const TAG &)              \
  {                                                                     \
    return in.MEMBER;                                                   \
  }                                                                     \
                                                                        \
  static inline Element_t index(const IN &in, const TAG &)              \
  {                                                                     \
    return in.MEMBER;                                                   \
  }                                                                     \
};