CLAM-Development
1.1
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00001 /* 00002 * Copyright (c) 2001-2004 MUSIC TECHNOLOGY GROUP (MTG) 00003 * UNIVERSITAT POMPEU FABRA 00004 * 00005 * 00006 * This program is free software; you can redistribute it and/or modify 00007 * it under the terms of the GNU General Public License as published by 00008 * the Free Software Foundation; either version 2 of the License, or 00009 * (at your option) any later version. 00010 * 00011 * This program is distributed in the hope that it will be useful, 00012 * but WITHOUT ANY WARRANTY; without even the implied warranty of 00013 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 00014 * GNU General Public License for more details. 00015 * 00016 * You should have received a copy of the GNU General Public License 00017 * along with this program; if not, write to the Free Software 00018 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 00019 * 00020 */ 00021 00022 #ifndef _ArrayToBPFCnv_ 00023 #define _ArrayToBPFCnv_ 00024 00025 #include "BPF.hxx" 00026 #include "DataTypes.hxx" 00027 00028 namespace CLAM { 00029 00030 /*Conversion Routines*/ 00031 00032 //Convert values array (supposed to be equidistant) to BPF 00033 template <class TX, class TY> 00034 void ConvertToBPF(BPFTmpl<TX,TY>& newBPF,const Array<TY>& originalArray) 00035 { 00036 CLAM_ASSERT(originalArray.Size()>=1, "Zero lenght array."); 00037 CLAM_ASSERT(originalArray.Size()==newBPF.Size(), "Different array dimensions"); 00038 00039 for(int i=0;i<originalArray.Size();i++) 00040 { 00041 newBPF.SetXValue( i, (TX)i ); 00042 newBPF.SetValue( i,originalArray[i]); 00043 } 00044 } 00045 00046 template <class TX, class TY> 00047 void ConvertToBPF( BPFTmpl<TX,TY>& newBPF, TX X0, TX deltaX, const Array<TY>& originalArray ) 00048 { 00049 CLAM_ASSERT( originalArray.Size() >= 1, 00050 "ArrayToBPFCnv::ConvertToBPF(): Array to be converted into a BPF must have a positive non-zero length!" ); 00051 00052 CLAM_ASSERT(originalArray.Size()==newBPF.Size(), "Different array dimensions on write"); 00053 00054 TX currentX = X0; 00055 00056 for ( int i = 0; i < originalArray.Size(); i++ ) 00057 { 00058 newBPF.SetXValue( i, currentX ); 00059 newBPF.SetValue( i, originalArray[i] ); 00060 currentX += deltaX; 00061 } 00062 00063 } 00064 00065 //Convert X and Y values arrays to BPF 00066 template <class TX, class TY> 00067 void ConvertToBPF(BPFTmpl<TX,TY>& newBPF,const Array<TX>& originalXArray, 00068 const Array<TY>& originalYArray) 00069 { 00070 CLAM_ASSERT(originalXArray.Size()>=1, "Zero lenght X array."); 00071 CLAM_ASSERT(originalYArray.Size()>=1, "Zero lenght Y array."); 00072 CLAM_ASSERT(originalXArray.Size()==originalYArray.Size(), "Different array dimensions for X and Y"); 00073 CLAM_ASSERT(originalXArray.Size()==newBPF.Size(), "Different array dimensions on write"); 00074 00075 for(int i=0;i<originalXArray.Size();i++) 00076 { 00077 newBPF.SetValue(i,originalYArray[i]); 00078 newBPF.SetXValue(i,originalXArray[i]); 00079 } 00080 } 00081 00082 //Convert BPF to X and Y values arrays 00083 template <class TX, class TY> 00084 void ConvertToArray(const BPFTmpl<TX,TY>& originalBPF,Array<TX>& 00085 newXArray,Array<TY>& newYArray) 00086 { 00087 for(int i=0;i<originalBPF.Size();i++) 00088 { 00089 newXArray.AddElem(originalBPF.GetXValue(i)); 00090 newYArray.AddElem(originalBPF.GetValueFromIndex(i)); 00091 } 00092 } 00093 00094 /*Convert BPF to values array (points are supposed to be equidistant in the 00095 X axis)*/ 00096 template <class TX, class TY> 00097 void ConvertToArray(const BPFTmpl<TX,TY>& originalBPF, 00098 Array<TY>& newArray) 00099 { 00100 for(int i=0;i<originalBPF.Size();i++) 00101 { 00102 newArray.AddElem(originalBPF.GetValueFromIndex(i)); 00103 } 00104 } 00105 00106 00107 } 00108 00109 #endif 00110