[805] | 1 | /* ------------- */ |
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| 2 | /* --- MCA.h --- */ |
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| 3 | /* ------------- */ |
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| 4 | |
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| 5 | /* |
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| 6 | * Copyright (c) 2016 Lionel Lacassagne, LIP6, UPMC, CNRS |
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| 7 | * Init : 2016/03/03 |
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| 8 | */ |
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| 9 | |
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| 10 | // Multi/Many Cores Connected Component Computation en Analysis |
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| 11 | // extension of pixel-based and run-based algorithm to manycores with distributed memory |
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| 12 | |
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| 13 | #ifndef __MCA_H__ |
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| 14 | #define __MCA_H__ |
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| 15 | |
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[821] | 16 | #include "ecc_features.h" |
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[805] | 17 | |
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[821] | 18 | #include "nrc_os_config.h" |
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[805] | 19 | |
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[821] | 20 | #if TARGET_OS == GIETVM |
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| 21 | #include <user_lock.h> |
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| 22 | #include <user_barrier.h> |
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| 23 | #elif TARGET_OS == LINUX |
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| 24 | #include <pthread.h> |
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[805] | 25 | #endif |
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| 26 | |
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| 27 | |
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[821] | 28 | // QM : using mutex lock instead of mutexlock, |
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| 29 | // because apparently mutexlocks cause a bug in valgrind |
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| 30 | // (solved but the installed version is not recent enough) |
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| 31 | // cf. https://bugs.kde.org/show_bug.cgi?id=336435 |
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| 32 | pthread_mutex_t print_lock; |
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| 33 | |
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| 34 | #define MCA_VERBOSE0(X) ({ \ |
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| 35 | pthread_mutex_lock(&print_lock); \ |
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| 36 | X; \ |
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| 37 | pthread_mutex_unlock(&print_lock); \ |
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[805] | 38 | }) |
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[821] | 39 | #define MCA_VERBOSE1(X) ({ \ |
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| 40 | pthread_mutex_lock(&print_lock); \ |
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| 41 | X; \ |
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| 42 | pthread_mutex_unlock(&print_lock); \ |
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[805] | 43 | }) |
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[821] | 44 | #define MCA_DISPLAY0(X) ({ \ |
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| 45 | pthread_mutex_lock(&print_lock); \ |
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| 46 | X; \ |
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| 47 | pthread_mutex_unlock(&print_lock); \ |
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| 48 | }) |
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| 49 | #define MCA_DISPLAY1(X) ({ \ |
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| 50 | pthread_mutex_lock(&print_lock); \ |
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| 51 | X; \ |
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| 52 | pthread_mutex_unlock(&print_lock); \ |
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| 53 | }) |
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[805] | 54 | |
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| 55 | |
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[821] | 56 | #define MCA_VERBOSE2(X) |
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| 57 | /* |
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| 58 | #define MCA_VERBOSE2(X) ({ \ |
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| 59 | pthread_mutex_lock(&print_lock); \ |
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| 60 | X; \ |
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| 61 | pthread_mutex_unlock(&print_lock); \ |
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| 62 | }) |
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| 63 | */ |
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[805] | 64 | |
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[821] | 65 | #define MCA_DISPLAY2(X) |
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[805] | 66 | |
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| 67 | |
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[821] | 68 | |
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[805] | 69 | typedef struct sMCA { |
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| 70 | int p, np; // numero du processeur et nb total de processeurs |
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| 71 | |
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| 72 | uint8 ** X; // image source |
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| 73 | uint32 ** E; // image d'etiquette 32 bits |
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| 74 | |
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| 75 | int width; |
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| 76 | int height; |
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| 77 | |
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| 78 | int i0, i1; |
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| 79 | int j0, j1; |
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| 80 | |
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| 81 | uint32 e0, e1; // indice pour chaque bande |
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[821] | 82 | uint32 ne; // indice max d'etiquettes utilise par bande |
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[805] | 83 | |
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[821] | 84 | int alpha; // puissance de 2 >= a la taille d'un bloc |
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| 85 | uint32 * T; // table d'quivalence table (Rosenfeld) ou d'indices (Warp) |
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| 86 | uint32 ** D; // distributed table (instanciee dans chaque worker) |
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[805] | 87 | |
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[821] | 88 | RegionStats * stats; |
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| 89 | RegionStats ** F; |
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[805] | 90 | |
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| 91 | struct sMCA * mca; // pointeur vers le maitre (pour les esclaves) |
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| 92 | struct sMCA ** mcas; // tableau de pointeurs vers les workers |
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[821] | 93 | |
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| 94 | // For pyramidal barriers |
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| 95 | int nb_level; |
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| 96 | pthread_barrier_t * barriers; |
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[805] | 97 | } MCA; |
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[821] | 98 | |
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[805] | 99 | void MCA_Error(char * msg); |
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| 100 | |
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| 101 | MCA * MCA_pConstructor_Empty(void); |
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| 102 | MCA * MCA_pDestructor(MCA * mca); |
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| 103 | |
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| 104 | void MCA_Set_ImageX(MCA * mca, uint8 ** X); |
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| 105 | void MCA_Set_ImageL(MCA * mca, uint32 ** E); |
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| 106 | |
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[821] | 107 | void MCA_Set_Size(MCA * mca, int width, int height); |
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| 108 | void MCA_Set_NP(MCA * mca, int np); |
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[805] | 109 | |
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| 110 | uint32 MCA_CalcMaxLabels(int connection, uint32 height, uint32 width); |
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| 111 | |
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| 112 | void MCA_Display_Parameters(MCA *mca); |
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| 113 | |
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| 114 | void MCA_Initialize(MCA * mca); |
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| 115 | void MCA_Finalize (MCA * mca); |
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| 116 | |
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| 117 | |
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| 118 | // master to workers |
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| 119 | void MCA_Scatter_ImageX(MCA * mca); |
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| 120 | |
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| 121 | // workers to master |
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| 122 | void MCA_Gather_ImageL(MCA * mca); |
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| 123 | |
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| 124 | // CC run |
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| 125 | void MCA_Rosenfeld(MCA * mca); |
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| 126 | void MCA_MPar(MCA * mca); |
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| 127 | void MCA_Warp(MCA * mca); |
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| 128 | |
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| 129 | |
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| 130 | #endif // __MCA_H__ |
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| 131 | |
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