175 lines
4.1 KiB
C++
175 lines
4.1 KiB
C++
/*
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* Copyright (C) 2010 Thorsten Liebig (Thorsten.Liebig@gmx.de)
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef ARRAY_OPS_H
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#define ARRAY_OPS_H
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#ifdef __SIZEOF_FLOAT__
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#if __SIZEOF_FLOAT__ != 4
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#error wrong size of float
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#endif
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#endif
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#include <stdio.h>
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#include <stdlib.h>
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#include <iostream>
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#include <string>
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#include <math.h>
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#include "constants.h"
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using namespace std;
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typedef float v4sf __attribute__ ((vector_size (16))); // vector of four single floats
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union f4vector
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{
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v4sf v;
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float f[4];
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};
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void Delete1DArray_v4sf(f4vector* array);
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void Delete3DArray_v4sf(f4vector*** array, const unsigned int* numLines);
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void Delete_N_3DArray_v4sf(f4vector**** array, const unsigned int* numLines);
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f4vector* Create1DArray_v4sf(const unsigned int numLines);
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f4vector*** Create3DArray_v4sf(const unsigned int* numLines);
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f4vector**** Create_N_3DArray_v4sf(const unsigned int* numLines);
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// *************************************************************************************
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// templates
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// *************************************************************************************
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template <typename T>
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T** Create2DArray(const unsigned int* numLines)
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{
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T** array=NULL;
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unsigned int pos[3];
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array = new T*[numLines[0]];
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for (pos[0]=0;pos[0]<numLines[0];++pos[0])
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{
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array[pos[0]] = new T[numLines[1]];
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for (pos[1]=0;pos[1]<numLines[1];++pos[1])
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{
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array[pos[0]][pos[1]] = 0;
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}
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}
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return array;
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}
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template <typename T>
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void Delete2DArray(T** array, const unsigned int* numLines)
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{
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if (array==NULL) return;
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unsigned int pos[3];
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for (pos[0]=0;pos[0]<numLines[0];++pos[0])
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{
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delete[] array[pos[0]];
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}
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delete[] array;
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}
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template <typename T>
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inline T& Access_N_3DArray(T**** array, unsigned int n, unsigned int* pos)
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{
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return array[n][pos[0]][pos[1]][pos[2]];
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}
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template <typename T>
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inline T& Access_N_3DArray(T**** array, unsigned int n, unsigned int x, unsigned int y, unsigned int z )
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{
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return array[n][x][y][z];
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}
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template <typename T>
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T*** Create3DArray(const unsigned int* numLines)
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{
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T*** array=NULL;
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unsigned int pos[3];
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array = new T**[numLines[0]];
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for (pos[0]=0;pos[0]<numLines[0];++pos[0])
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{
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array[pos[0]] = new T*[numLines[1]];
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for (pos[1]=0;pos[1]<numLines[1];++pos[1])
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{
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array[pos[0]][pos[1]] = new T[numLines[2]];
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for (pos[2]=0;pos[2]<numLines[2];++pos[2])
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{
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array[pos[0]][pos[1]][pos[2]] = 0;
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}
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}
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}
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return array;
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}
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template <typename T>
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T**** Create_N_3DArray(const unsigned int* numLines)
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{
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T**** array=NULL;
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array = new T***[3];
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for (int n=0;n<3;++n)
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{
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array[n]=Create3DArray<T>( numLines );
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}
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return array;
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}
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template <typename T>
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void Delete3DArray(T*** array, const unsigned int* numLines)
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{
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if (!array) return;
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unsigned int pos[3];
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for (pos[0]=0;pos[0]<numLines[0];++pos[0])
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{
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for (pos[1]=0;pos[1]<numLines[1];++pos[1])
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{
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delete[] array[pos[0]][pos[1]];
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}
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delete[] array[pos[0]];
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}
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delete[] array;
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}
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template <typename T>
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void Delete_N_3DArray(T**** array, const unsigned int* numLines)
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{
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if (!array) return;
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for (int n=0;n<3;++n)
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{
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Delete3DArray<T>(array[n],numLines);
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}
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delete[] array;
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}
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template <typename T>
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void Dump_N_3DArray2File(ostream &file, T**** array, const unsigned int* numLines)
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{
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unsigned int pos[3];
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for (pos[0]=0;pos[0]<numLines[0];++pos[0])
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{
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for (pos[1]=0;pos[1]<numLines[1];++pos[1])
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{
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for (pos[2]=0;pos[2]<numLines[2];++pos[2])
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{
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file << pos[0] << "\t" << pos[1] << "\t" << pos[2];
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for (int n=0;n<3;++n)
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file << "\t" << (float)array[n][pos[0]][pos[1]][pos[2]];
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file << endl;
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}
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}
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}
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}
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#endif // ARRAY_OPS_H
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