[772] | 1 | /* ----------------- */ |
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| 2 | /* --- nrsort2.c --- */ |
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| 3 | /* ----------------- */ |
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| 4 | |
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| 5 | /* |
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| 6 | * Copyright (c) 2000-2014, Lionel Lacassagne, All rights reserved |
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| 7 | * Univ Paris Sud XI, CNRS |
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| 8 | * |
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| 9 | * Distributed under the Boost Software License, Version 1.0 |
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| 10 | * see accompanying file LICENSE.txt or copy it at |
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| 11 | * http://www.boost.org/LICENSE_1_0.txt |
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| 12 | */ |
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| 13 | |
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| 14 | |
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| 15 | #include <stdio.h> |
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| 16 | #include <stddef.h> |
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| 17 | #include <stdlib.h> |
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| 18 | |
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| 19 | #include "mypredef.h" |
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| 20 | #include "nrtype.h" |
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| 21 | #include "nrdef.h" |
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| 22 | #include "nrmacro.h" |
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| 23 | #include "nrkernel.h" |
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| 24 | |
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| 25 | #include "nrset1.h" |
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| 26 | #include "nrset2.h" |
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| 27 | |
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| 28 | #include "nrsort1.h" |
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| 29 | #include "nrsort2.h" |
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| 30 | |
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[826] | 31 | |
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| 32 | #undef extractnz_boundaries_type_matrix |
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| 33 | #define extractnz_boundaries_type_matrix(t) \ |
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| 34 | void short_name(t,extractnz_boundaries_,matrix)(t ** m, int32_t nrl, int32_t nrh, int32_t ncl, int32_t nch, int32_t * nclnz, int32_t * nchnz) \ |
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| 35 | { \ |
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| 36 | int32_t a, b; \ |
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| 37 | int32_t left, right; \ |
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| 38 | short_name(t,extractnz_boundaries_,vector)(m[nrl], ncl, nch, &left, &right); /* premier intervalle */ \ |
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| 39 | for (int32_t i = nrl + 1; i <= nrh; i++) { \ |
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| 40 | short_name(t,extractnz_boundaries_,vector)(m[i], ncl, nch, &a, &b); \ |
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| 41 | if (a < left) { \ |
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| 42 | left = a; /* agrandissement de l'intervalle SI necessaire (et non le contraire) */ \ |
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| 43 | } \ |
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| 44 | if (b > right) { \ |
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| 45 | right = b; \ |
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| 46 | } \ |
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| 47 | } \ |
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| 48 | *nclnz = left; \ |
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| 49 | *nchnz = right; \ |
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| 50 | } |
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| 51 | |
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| 52 | extractnz_boundaries_type_matrix(int8_t); |
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| 53 | extractnz_boundaries_type_matrix(uint8_t); |
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| 54 | extractnz_boundaries_type_matrix(int16_t); |
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| 55 | extractnz_boundaries_type_matrix(uint16_t); |
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| 56 | extractnz_boundaries_type_matrix(int32_t); |
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| 57 | extractnz_boundaries_type_matrix(uint32_t); |
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| 58 | extractnz_boundaries_type_matrix(int64_t); |
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| 59 | extractnz_boundaries_type_matrix(uint64_t); |
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| 60 | extractnz_boundaries_type_matrix(float); |
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| 61 | extractnz_boundaries_type_matrix(double); |
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| 62 | |
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| 63 | |
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| 64 | |
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| 65 | void sort_si32matrix_selection2(int32_t ** m, int32_t nl, int32_t nh) |
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[772] | 66 | { |
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[826] | 67 | /* |
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| 68 | * sort an matrix of int32_t with the selection algorithm |
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| 69 | * the key is supposed to be in row 1 |
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| 70 | * the flag associated, in row 0 |
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| 71 | */ |
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| 72 | int32_t x, min, pos, tmp; |
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| 73 | |
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| 74 | for (int32_t i = nl; i < nh; i++) { |
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| 75 | min = m[1][i]; |
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| 76 | pos = i; |
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| 77 | for (int32_t j = i + 1; j <= nh; j++) { |
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| 78 | x = m[1][j]; |
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| 79 | if (x < min) { |
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| 80 | min = x; |
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| 81 | pos = j; |
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| 82 | } |
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| 83 | } |
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| 84 | m[1][pos] = m[1][i]; |
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| 85 | m[1][i] = min; |
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| 86 | |
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| 87 | tmp = m[0][i]; |
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| 88 | m[0][i] = m[0][pos]; |
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| 89 | m[0][pos] = tmp; |
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[772] | 90 | } |
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| 91 | } |
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[826] | 92 | |
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| 93 | void sort_si32matrix_leftpart_selection2(int32_t ** m, int32_t nl, int32_t nh, int32_t len) |
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[772] | 94 | { |
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[826] | 95 | /* |
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| 96 | * sort an matrix of int32_t with the selection algorithm |
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| 97 | * the key is supposed to be in row 1 |
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| 98 | * the flag associated, in row 0 |
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| 99 | * the sort is performed only on the len first items |
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| 100 | * for selecting the len first smallest values (for Tracking algo) |
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| 101 | */ |
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| 102 | int32_t x, min, pos, tmp; |
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| 103 | int32_t ih = nl + len - 1; |
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| 104 | int32_t * X; |
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| 105 | int32_t * F; |
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| 106 | |
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| 107 | F = m[0]; |
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| 108 | X = m[1]; |
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| 109 | |
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| 110 | for (int32_t i = nl; i <= ih; i++) { |
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| 111 | min = X[i]; |
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| 112 | pos = i; |
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| 113 | for (int32_t j = i + 1; j <= nh; j++) { |
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| 114 | x = X[j]; |
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| 115 | if (x < min) { |
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| 116 | min = x; |
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| 117 | pos = j; |
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| 118 | } |
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| 119 | } |
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| 120 | X[pos] = X[i]; |
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| 121 | X[i] = min; |
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| 122 | |
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| 123 | tmp = F[i]; |
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| 124 | F[i] = F[pos]; |
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| 125 | F[pos] = tmp; |
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[772] | 126 | } |
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| 127 | } |
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[826] | 128 | |
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| 129 | void sort_f64matrix_selection(double * m, int32_t nl, int32_t nh) |
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[772] | 130 | { |
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[826] | 131 | int32_t pos; |
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| 132 | float64 x, min; |
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| 133 | |
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| 134 | for (int32_t i = nl; i < nh; i++) { |
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| 135 | min = m[i]; |
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| 136 | pos = i; |
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| 137 | for (int32_t j = i + 1; j <= nh; j++) { |
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| 138 | x = m[j]; |
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| 139 | if (x < min) { |
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| 140 | min = x; |
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| 141 | pos = j; |
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| 142 | } |
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| 143 | } |
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| 144 | m[pos] = m[i]; |
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| 145 | m[i] = min; |
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[772] | 146 | } |
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| 147 | } |
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[826] | 148 | |
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| 149 | void sort_si32matrix_selection(int32_t ** m, int32_t nrl, int32_t nrh, int32_t ncl, int32_t nch, int32_t nrow) |
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[772] | 150 | { |
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[826] | 151 | /* |
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| 152 | * sort an matrix of int32_t with the selection algorithm |
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| 153 | * the key is supposed to be in row nrow |
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| 154 | */ |
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| 155 | int32_t x, min, pos, tmp; |
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| 156 | |
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| 157 | for (int32_t i = ncl; i < nch; i++) { |
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| 158 | min = m[nrow][i]; |
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| 159 | pos = i; |
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| 160 | for (int32_t j = i + 1; j <= nch; j++) { |
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| 161 | x = m[nrow][j]; |
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| 162 | if (x < min) { |
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| 163 | min = x; |
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| 164 | pos = j; |
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| 165 | } |
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| 166 | } |
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| 167 | |
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| 168 | // big swap |
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| 169 | for (int32_t k = nrl; k <= nrh; k++) { |
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| 170 | tmp = m[k][i]; |
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| 171 | m[k][i] = m[k][pos]; |
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| 172 | m[k][pos] = tmp; |
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| 173 | } |
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[772] | 174 | } |
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| 175 | } |
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[826] | 176 | |
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| 177 | void sortv_si32matrix_selection_min(int32_t ** m, int32_t nrl, int32_t nrh, int32_t ncl, int32_t nch, int32_t nc) |
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[772] | 178 | { |
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[826] | 179 | /* |
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| 180 | * sort an matrix of int, with the selection algorithm. |
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| 181 | * the key is in column nc |
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| 182 | * the sort is performed, by doing a purmutation on the lines, |
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| 183 | * instead of copying the lines. |
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| 184 | */ |
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| 185 | |
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| 186 | int32_t x, min, pos; |
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| 187 | int32_t * ptr; |
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| 188 | |
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| 189 | for (int32_t i = nrl; i < nrh; i++) { |
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| 190 | min = m[i][nc]; |
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| 191 | pos = i; |
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| 192 | for (int32_t j = i + 1; j <= nrh; j++) { |
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| 193 | x = m[j][nc]; |
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| 194 | if (x < min) { |
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| 195 | min = x; |
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| 196 | pos = j; |
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| 197 | } |
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| 198 | } |
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| 199 | |
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| 200 | /* permutation des pointeurs de ligne de la matrice */ |
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| 201 | ptr = m[i]; |
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| 202 | m[i] = m[pos]; |
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| 203 | m[pos] = ptr; |
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[772] | 204 | } |
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| 205 | } |
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[826] | 206 | |
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| 207 | void sortv_si32matrix_selection_kmin(int32_t ** m, int32_t nrl, int32_t nrh, int32_t ncl, int32_t nch, int32_t nc, int32_t k) |
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[772] | 208 | { |
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[826] | 209 | /* |
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| 210 | * sort an matrix of int, with the selection algorithm. |
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| 211 | * the key is in column nc |
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| 212 | * the sort is performed, by doing a purmutation on the lines, |
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| 213 | * instead of copying the lines. |
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| 214 | */ |
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| 215 | int32_t il = nrl; |
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| 216 | int32_t ih = nrl + k; |
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| 217 | |
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| 218 | int32_t x, min, pos; |
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| 219 | int32_t * ptr; |
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| 220 | |
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| 221 | for (int32_t i = il; i < ih; i++) { |
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| 222 | min = m[i][nc]; |
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| 223 | pos = i; |
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| 224 | for(int32_t j = i + 1; j <= nrh; j++) { |
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| 225 | x = m[j][nc]; |
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| 226 | if (x < min) { |
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| 227 | min = x; |
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| 228 | pos = j; |
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| 229 | } |
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| 230 | } |
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| 231 | |
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| 232 | /* permutation des pointeurs de ligne de la matrice */ |
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| 233 | ptr = m[i]; |
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| 234 | m[i] = m[pos]; |
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| 235 | m[pos] = ptr; |
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| 236 | |
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[772] | 237 | } |
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| 238 | } |
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[826] | 239 | |
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| 240 | void sortv_si32matrix_selection_max(int32_t ** m, int32_t nrl, int32_t nrh, int32_t ncl, int32_t nch, int32_t nc) |
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[772] | 241 | { |
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[826] | 242 | /* |
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| 243 | * sort an matrix of int, with the selection algorithm. |
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| 244 | * from max to min |
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| 245 | * the key is in column nc |
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| 246 | * the sort is performed, by doing a purmutation on the lines, |
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| 247 | * instead of copying the lines. |
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| 248 | */ |
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| 249 | |
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| 250 | int32_t x, max, pos; |
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| 251 | int32_t * ptr; |
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| 252 | |
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| 253 | for (int32_t i = nrl; i < nrh; i++) { |
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| 254 | max = m[i][nc]; |
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| 255 | pos = i; |
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| 256 | for (int32_t j = i + 1; j <= nrh; j++) { |
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| 257 | x = m[j][nc]; |
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| 258 | if (x > max) { |
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| 259 | max = x; |
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| 260 | pos = j; |
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| 261 | } |
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| 262 | } |
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| 263 | |
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| 264 | /* permutation des pointeurs de ligne de la matrice */ |
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| 265 | ptr = m[i]; |
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| 266 | m[i] = m[pos]; |
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| 267 | m[pos] = ptr; |
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[772] | 268 | } |
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| 269 | } |
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[826] | 270 | |
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| 271 | void sortv_si32matrix_selection_kmax(int32_t ** m, int32_t nrl, int32_t nrh, int32_t ncl, int32_t nch, int32_t nc, int32_t k) |
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[772] | 272 | { |
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[826] | 273 | /* |
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| 274 | * sort an matrix of int, with the selection algorithm. |
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| 275 | * from max to min |
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| 276 | * the key is in column nc |
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| 277 | * the sort is performed, by doing a purmutation on the lines, |
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| 278 | * instead of copying the lines. |
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| 279 | */ |
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| 280 | int32_t x, max, pos; |
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| 281 | int32_t * ptr; |
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| 282 | |
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| 283 | for (int32_t i = nrl; i < nrh; i++) { |
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| 284 | max = m[i][nc]; |
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| 285 | pos = i; |
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| 286 | for (int32_t j = i + 1; j <= nrh; j++) { |
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| 287 | x = m[j][nc]; |
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| 288 | if (x > max) { |
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| 289 | max = x; |
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| 290 | pos = j; |
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| 291 | } |
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| 292 | } |
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| 293 | |
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| 294 | /* permutation des pointeurs de ligne de la matrice */ |
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| 295 | ptr = m[i]; |
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| 296 | m[i] = m[pos]; |
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| 297 | m[pos] = ptr; |
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| 298 | } |
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[772] | 299 | } |
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[826] | 300 | |
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| 301 | void sort_index_si32matrix_selection_kmin(int32_t ** key, int32_t nrl, int32_t nrh, int32_t ncl, int32_t nch, int32_t ** index, int32_t k) |
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[772] | 302 | { |
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[826] | 303 | set_si32matrix_j(index, nrl,nrh, ncl,nch); |
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| 304 | for (int32_t i = nrl; i <= nrh; i++) { |
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| 305 | sort_index_ivector_selection_kmin(key[i], ncl, nch, index[i], k); |
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| 306 | } |
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[772] | 307 | } |
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[826] | 308 | |
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| 309 | void sort_index_si32matrix_selection_kmax(int32_t ** key, int32_t nrl, int32_t nrh, int32_t ncl, int32_t nch, int32_t ** index, int32_t k) |
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[772] | 310 | { |
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[826] | 311 | set_si32matrix_j(index, nrl,nrh, ncl,nch); |
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| 312 | for (int32_t i = nrl; i <= nrh; i++) { |
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| 313 | sort_index_ivector_selection_kmax(key[i], ncl, nch, index[i], k); |
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| 314 | } |
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[772] | 315 | } |
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[826] | 316 | |
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| 317 | void sortv_index_imatrix_selection_max(int ** key, int32_t nrl, int32_t nrh, int32_t ncl, int32_t nch, int32_t * index, int32_t nc) |
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[772] | 318 | { |
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[826] | 319 | int32_t pos, tmp, il, ih; |
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| 320 | int32_t x, max; |
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| 321 | int32_t * ptr; |
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| 322 | |
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| 323 | il = nrl; |
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| 324 | ih = nrh; |
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| 325 | |
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| 326 | for (int32_t i = il; i <= ih; i++) { |
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| 327 | index[i] = i; |
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| 328 | } |
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| 329 | |
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| 330 | for (int32_t i = il; i < ih; i++) { |
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| 331 | max = key[i][nc]; |
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| 332 | pos = i; |
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| 333 | for (int32_t j = i + 1; j <= nrh; j++) { |
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| 334 | x = key[j][nc]; |
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| 335 | if (x > max) { |
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| 336 | max = x; |
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| 337 | pos = j; |
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| 338 | } |
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| 339 | } |
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| 340 | /* permutation des pointeurs de ligne de la matrice */ |
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| 341 | ptr = key[i]; |
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| 342 | key[i] = key[pos]; |
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| 343 | key[pos] = ptr; |
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| 344 | |
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| 345 | /* permutation des indices de l'index */ |
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| 346 | tmp = index[i]; |
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| 347 | index[i] = index[pos]; |
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| 348 | index[pos] = tmp; |
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| 349 | } |
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[772] | 350 | } |
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[826] | 351 | |
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| 352 | void sortv_index_imatrix_selection_min(int32_t ** key, int32_t nrl, int32_t nrh, int32_t ncl, int32_t nch, int32_t * index, int32_t nc) |
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[772] | 353 | { |
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[826] | 354 | int32_t pos, tmp, il, ih; |
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| 355 | int32_t x, min; |
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| 356 | int32_t * ptr; |
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| 357 | |
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| 358 | il = nrl; |
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| 359 | ih = nrh; |
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| 360 | |
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| 361 | for (int32_t i = il; i <= ih; i++) { |
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| 362 | index[i] = i; |
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| 363 | } |
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| 364 | |
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| 365 | for (int32_t i = il; i < ih; i++) { |
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| 366 | min = key[i][nc]; |
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| 367 | pos = i; |
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| 368 | for (int32_t j = i + 1; j <= nrh; j++) { |
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| 369 | x = key[j][nc]; |
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| 370 | if (x < min) { |
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| 371 | min = x; |
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| 372 | pos = j; |
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| 373 | } |
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| 374 | } |
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| 375 | /* permutation des pointeurs de ligne de la matrice */ |
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| 376 | ptr = key[i]; |
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| 377 | key[i] = key[pos]; |
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| 378 | key[pos] = ptr; |
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| 379 | |
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| 380 | /* permutation des indices de l'index */ |
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| 381 | tmp = index[i]; |
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| 382 | index[i] = index[pos]; |
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| 383 | index[pos] = tmp; |
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| 384 | } |
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[772] | 385 | } |
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| 386 | |
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[826] | 387 | |
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| 388 | // Local Variables: |
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| 389 | // tab-width: 4 |
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| 390 | // c-basic-offset: 4 |
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| 391 | // c-file-offsets:((innamespace . 0)(inline-open . 0)) |
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| 392 | // indent-tabs-mode: nil |
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| 393 | // End: |
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| 394 | |
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| 395 | // vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=4:softtabstop=4 |
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| 396 | |
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