00001 // Filename: geomCacheEntry.I 00002 // Created by: drose (21Mar05) 00003 // 00004 //////////////////////////////////////////////////////////////////// 00005 // 00006 // PANDA 3D SOFTWARE 00007 // Copyright (c) Carnegie Mellon University. All rights reserved. 00008 // 00009 // All use of this software is subject to the terms of the revised BSD 00010 // license. You should have received a copy of this license along 00011 // with this source code in a file named "LICENSE." 00012 // 00013 //////////////////////////////////////////////////////////////////// 00014 00015 00016 //////////////////////////////////////////////////////////////////// 00017 // Function: GeomCacheEntry::Constructor 00018 // Access: Public 00019 // Description: 00020 //////////////////////////////////////////////////////////////////// 00021 INLINE GeomCacheEntry:: 00022 GeomCacheEntry() { 00023 #ifndef NDEBUG 00024 _next = NULL; 00025 _prev = NULL; 00026 #endif 00027 } 00028 00029 //////////////////////////////////////////////////////////////////// 00030 // Function: GeomCacheEntry::remove_from_list 00031 // Access: Private 00032 // Description: Removes a GeomCacheEntry record from the 00033 // doubly-linked list. 00034 //////////////////////////////////////////////////////////////////// 00035 INLINE void GeomCacheEntry:: 00036 remove_from_list() { 00037 nassertv(_prev->_next == this && _next->_prev == this); 00038 _prev->_next = _next; 00039 _next->_prev = _prev; 00040 #ifndef NDEBUG 00041 _next = NULL; 00042 _prev = NULL; 00043 #endif 00044 } 00045 00046 //////////////////////////////////////////////////////////////////// 00047 // Function: GeomCacheEntry::insert_before 00048 // Access: Private 00049 // Description: Adds a GeomCacheEntry record before the indicated 00050 // node in the doubly-linked list. 00051 //////////////////////////////////////////////////////////////////// 00052 INLINE void GeomCacheEntry:: 00053 insert_before(GeomCacheEntry *node) { 00054 nassertv(node->_prev->_next == node && node->_next->_prev == node); 00055 nassertv(_prev == (GeomCacheEntry *)NULL && 00056 _next == (GeomCacheEntry *)NULL); 00057 _prev = node->_prev; 00058 _next = node; 00059 _prev->_next = this; 00060 node->_prev = this; 00061 } 00062 00063 INLINE ostream & 00064 operator << (ostream &out, const GeomCacheEntry &entry) { 00065 entry.output(out); 00066 return out; 00067 } 00068