historical/toontown-classic.git/panda/include/cycleDataReader.I
2024-01-16 11:20:27 -06:00

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/**
* PANDA 3D SOFTWARE
* Copyright (c) Carnegie Mellon University. All rights reserved.
*
* All use of this software is subject to the terms of the revised BSD
* license. You should have received a copy of this license along
* with this source code in a file named "LICENSE."
*
* @file cycleDataReader.I
* @author drose
* @date 2002-02-21
*/
#ifndef CPPPARSER
#ifdef DO_PIPELINING
// This is the implementation for full support of pipelining (as well as the
// sanity-check only implementation).
/**
*
*/
template<class CycleDataType>
INLINE CycleDataReader<CycleDataType>::
CycleDataReader(const PipelineCycler<CycleDataType> &cycler,
Thread *current_thread) :
_cycler(&cycler),
_current_thread(current_thread)
{
_pointer = _cycler->read_unlocked(_current_thread);
}
/**
*
*/
template<class CycleDataType>
INLINE CycleDataReader<CycleDataType>::
CycleDataReader(const CycleDataReader<CycleDataType> &copy) :
_cycler(copy._cycler),
_current_thread(copy._current_thread),
_pointer(copy._pointer)
{
}
/**
*
*/
template<class CycleDataType>
INLINE void CycleDataReader<CycleDataType>::
operator = (const CycleDataReader<CycleDataType> &copy) {
nassertv(_current_thread == copy._current_thread);
_cycler = copy._cycler;
_pointer = copy._pointer;
}
/**
*
*/
template<class CycleDataType>
INLINE CycleDataReader<CycleDataType>::
~CycleDataReader() {
}
/**
* This provides an indirect member access to the actual CycleData data.
*/
template<class CycleDataType>
INLINE const CycleDataType *CycleDataReader<CycleDataType>::
operator -> () const {
return _pointer;
}
/**
* This allows the CycleDataReader to be passed to any function that expects a
* const CycleDataType pointer.
*/
template<class CycleDataType>
INLINE CycleDataReader<CycleDataType>::
operator const CycleDataType * () const {
return _pointer;
}
/**
* This allows the CycleDataReader to be passed to any function that expects a
* const CycleDataType pointer.
*/
template<class CycleDataType>
INLINE const CycleDataType *CycleDataReader<CycleDataType>::
p() const {
return _pointer;
}
/**
* Returns the Thread pointer of the currently-executing thread, as passed to
* the constructor of this object.
*/
template<class CycleDataType>
INLINE Thread *CycleDataReader<CycleDataType>::
get_current_thread() const {
return _current_thread;
}
#else // !DO_PIPELINING
// This is the trivial, do-nothing implementation.
/**
*
*/
template<class CycleDataType>
INLINE CycleDataReader<CycleDataType>::
CycleDataReader(const PipelineCycler<CycleDataType> &cycler, Thread *) {
_pointer = cycler.cheat();
}
/**
*
*/
template<class CycleDataType>
INLINE CycleDataReader<CycleDataType>::
CycleDataReader(const CycleDataReader<CycleDataType> &copy) :
_pointer(copy._pointer)
{
}
/**
*
*/
template<class CycleDataType>
INLINE void CycleDataReader<CycleDataType>::
operator = (const CycleDataReader<CycleDataType> &copy) {
_pointer = copy._pointer;
}
/**
*
*/
template<class CycleDataType>
INLINE CycleDataReader<CycleDataType>::
~CycleDataReader() {
}
/**
* This provides an indirect member access to the actual CycleData data.
*/
template<class CycleDataType>
INLINE const CycleDataType *CycleDataReader<CycleDataType>::
operator -> () const {
return _pointer;
}
/**
* This allows the CycleDataReader to be passed to any function that expects a
* const CycleDataType pointer.
*/
template<class CycleDataType>
INLINE CycleDataReader<CycleDataType>::
operator const CycleDataType * () const {
return _pointer;
}
/**
* This allows the CycleDataReader to be passed to any function that expects a
* const CycleDataType pointer.
*/
template<class CycleDataType>
INLINE const CycleDataType *CycleDataReader<CycleDataType>::
p() const {
return _pointer;
}
/**
* Returns the Thread pointer of the currently-executing thread, as passed to
* the constructor of this object.
*/
template<class CycleDataType>
INLINE Thread *CycleDataReader<CycleDataType>::
get_current_thread() const {
return Thread::get_current_thread();
}
#endif // DO_PIPELINING
#endif // CPPPARSER