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geomCacheEntry.I
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68 lines (62 loc) · 2.04 KB
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// Filename: geomCacheEntry.I
// Created by: drose (21Mar05)
//
////////////////////////////////////////////////////////////////////
//
// 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."
//
////////////////////////////////////////////////////////////////////
////////////////////////////////////////////////////////////////////
// Function: GeomCacheEntry::Constructor
// Access: Public
// Description:
////////////////////////////////////////////////////////////////////
INLINE GeomCacheEntry::
GeomCacheEntry() {
#ifndef NDEBUG
_next = NULL;
_prev = NULL;
#endif
}
////////////////////////////////////////////////////////////////////
// Function: GeomCacheEntry::remove_from_list
// Access: Private
// Description: Removes a GeomCacheEntry record from the
// doubly-linked list.
////////////////////////////////////////////////////////////////////
INLINE void GeomCacheEntry::
remove_from_list() {
nassertv(_prev->_next == this && _next->_prev == this);
_prev->_next = _next;
_next->_prev = _prev;
#ifndef NDEBUG
_next = NULL;
_prev = NULL;
#endif
}
////////////////////////////////////////////////////////////////////
// Function: GeomCacheEntry::insert_before
// Access: Private
// Description: Adds a GeomCacheEntry record before the indicated
// node in the doubly-linked list.
////////////////////////////////////////////////////////////////////
INLINE void GeomCacheEntry::
insert_before(GeomCacheEntry *node) {
nassertv(node->_prev->_next == node && node->_next->_prev == node);
nassertv(_prev == (GeomCacheEntry *)NULL &&
_next == (GeomCacheEntry *)NULL);
_prev = node->_prev;
_next = node;
_prev->_next = this;
node->_prev = this;
}
INLINE ostream &
operator << (ostream &out, const GeomCacheEntry &entry) {
entry.output(out);
return out;
}