00001 /* 00002 * Copyright (C) 2007 A.N. Yzelman 00003 * Released under LGPL, see license.txt 00004 * 00005 * Last modified at 1st of June, 2007, by A.N. Yzelman 00006 * 00007 * TGS2.h: Definition of a bulk-loaded R-tree, intersection volume as measurement. 00008 * 00009 */ 00010 00011 #ifndef _H_TGS2 00012 #define _H_TGS2 00013 00014 #include "TGS.h" 00015 #include "Cart.h" 00016 00017 typedef Current_Metric Cart; 00018 00020 template< typename base_tree > 00021 class TGS2_tree : public TGS_tree< base_tree > { 00022 00023 protected: 00025 virtual double cost_function( const BB_type *x, const BB_type *y ) const; 00026 00027 public: 00029 TGS2_tree( R_tree_props *props ) : TGS_tree< base_tree >( props ) {} 00030 00031 }; 00032 00033 template< typename base_tree > 00034 double TGS2_tree< base_tree >::cost_function( const BB_type *x, const BB_type *y ) const { 00035 return Current_Metric::Volume( x->intersect( *y ) ); 00036 //return TGS_tree< base_tree >::cost_function( x, y ) + Current_Metric::Volume( x->intersect( *y ) ); 00037 } 00038 00039 #endif
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