From c817c81d9d79fe77b0729216b7db5a7eab56a23c Mon Sep 17 00:00:00 2001 From: "ulrich.bauer@gmail.com" Date: Thu, 28 Feb 2013 19:31:04 +0000 Subject: initial checkin git-svn-id: https://phat.googlecode.com/svn/trunk@2 8e3bb3c2-eed4-f18f-5264-0b6c94e6926d --- src/self_test.cpp | 154 ++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 154 insertions(+) create mode 100644 src/self_test.cpp (limited to 'src/self_test.cpp') diff --git a/src/self_test.cpp b/src/self_test.cpp new file mode 100644 index 0000000..4cda0ae --- /dev/null +++ b/src/self_test.cpp @@ -0,0 +1,154 @@ +/* Copyright 2013 IST Austria + Contributed by: Ulrich Bauer, Michael Kerber, Jan Reininghaus + + This file is part of PHAT. + + PHAT is free software: you can redistribute it and/or modify + it under the terms of the GNU Lesser General Public License as published by + the Free Software Foundation, either version 3 of the License, or + (at your option) any later version. + + PHAT is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public License + along with PHAT. If not, see . */ + +#include + +#include +#include +#include +#include + +#include +#include +#include +#include + +int main( int argc, char** argv ) +{ + std::string test_data = argc > 1 ? argv[ 1 ] : "torus.bin"; + + typedef phat::sparse_pivot_column Sparse; + typedef phat::full_pivot_column Full; + typedef phat::vector_vector Vec_vec; + typedef phat::vector_set Vec_set; + + std::cout << "Reading test data " << test_data << " in binary format ..." << std::endl; + phat::boundary_matrix< Full > boundary_matrix; + if( !boundary_matrix.load_binary( test_data ) ) { + std::cerr << "Error: test data " << test_data << " not found!" << std::endl; + return EXIT_FAILURE; + } + + bool error = false; + std::cout << "Comparing representations using Chunk algorithm ..." << std::endl; + { + std::cout << "Running Chunk - Sparse ..." << std::endl; + phat::persistence_pairs sparse_pairs; + phat::boundary_matrix< Sparse > sparse_boundary_matrix = boundary_matrix; + phat::compute_persistence_pairs< phat::chunk_reduction >( sparse_pairs, sparse_boundary_matrix ); + + std::cout << "Running Chunk - Full ..." << std::endl; + phat::persistence_pairs full_pairs; + phat::boundary_matrix< Full > full_boundary_matrix = boundary_matrix; + phat::compute_persistence_pairs< phat::chunk_reduction >( full_pairs, full_boundary_matrix ); + + std::cout << "Running Chunk - Vec_vec ..." << std::endl; + phat::persistence_pairs vec_vec_pairs; + phat::boundary_matrix< Vec_vec > vec_vec_boundary_matrix = boundary_matrix; + phat::compute_persistence_pairs< phat::chunk_reduction >( vec_vec_pairs, vec_vec_boundary_matrix ); + + std::cout << "Running Chunk - Vec_set ..." << std::endl; + phat::persistence_pairs vec_set_pairs; + phat::boundary_matrix< Vec_set > vec_set_boundary_matrix = boundary_matrix; + phat::compute_persistence_pairs< phat::chunk_reduction >( vec_set_pairs, vec_set_boundary_matrix ); + + if( sparse_pairs != full_pairs ) { + std::cerr << "Error: sparse and full differ!" << std::endl; + error = true; + } + if( full_pairs != vec_vec_pairs ) { + std::cerr << "Error: full and vec_vec differ!" << std::endl; + error = true; + } + if( vec_vec_pairs != vec_set_pairs ) { + std::cerr << "Error: vec_vec and vec_set differ!" << std::endl; + error = true; + } + if( vec_set_pairs != sparse_pairs ) { + std::cerr << "Error: vec_set and sparse differ!" << std::endl; + error = true; + } + + if( error ) return EXIT_FAILURE; + else std::cout << "All results are identical (as they should be)" << std::endl; + } + + std::cout << "Comparing algorithms using full_pivot_column representation ..." << std::endl; + { + std::cout << "Running Twist - Full ..." << std::endl; + phat::persistence_pairs twist_pairs; + phat::boundary_matrix< Full > twist_boundary_matrix = boundary_matrix; + phat::compute_persistence_pairs< phat::twist_reduction >( twist_pairs, twist_boundary_matrix ); + + std::cout << "Running Standard - Full ..." << std::endl; + phat::persistence_pairs std_pairs; + phat::boundary_matrix< Full > std_boundary_matrix = boundary_matrix; + phat::compute_persistence_pairs< phat::standard_reduction >( std_pairs, std_boundary_matrix ); + + std::cout << "Running Chunk - Full ..." << std::endl; + phat::persistence_pairs chunk_pairs; + phat::boundary_matrix< Full > chunk_boundary_matrix = boundary_matrix; + phat::compute_persistence_pairs< phat::chunk_reduction >( chunk_pairs, chunk_boundary_matrix ); + + std::cout << "Running Row - Full ..." << std::endl; + phat::persistence_pairs row_pairs; + phat::boundary_matrix< Full > row_boundary_matrix = boundary_matrix; + phat::compute_persistence_pairs< phat::row_reduction >( row_pairs, row_boundary_matrix ); + + if( twist_pairs != std_pairs ) { + std::cerr << "Error: twist and standard differ!" << std::endl; + error = true; + } + if( std_pairs != chunk_pairs ) { + std::cerr << "Error: standard and chunk differ!" << std::endl; + error = true; + } + if( chunk_pairs != row_pairs ) { + std::cerr << "Error: chunk and row differ!" << std::endl; + error = true; + } + if( row_pairs != twist_pairs ) { + std::cerr << "Error: row and twist differ!" << std::endl; + error = true; + } + + if( error ) return EXIT_FAILURE; + else std::cout << "All results are identical (as they should be)" << std::endl; + } + + std::cout << "Comparing primal and dual approach using Chunk - Full ..." << std::endl; + { + phat::persistence_pairs primal_pairs; + phat::boundary_matrix< Full > primal_boundary_matrix = boundary_matrix; + phat::compute_persistence_pairs< phat::chunk_reduction >( primal_pairs, primal_boundary_matrix ); + + phat::persistence_pairs dual_pairs; + phat::boundary_matrix< Full > dual_boundary_matrix = boundary_matrix; + phat::compute_persistence_pairs_dualized< phat::chunk_reduction >( dual_pairs, dual_boundary_matrix ); + + if( primal_pairs != dual_pairs ) { + std::cerr << "Error: primal and dual differ!" << std::endl; + error = true; + } + + if( error ) return EXIT_FAILURE; + else std::cout << "All results are identical (as they should be)" << std::endl; + } + + return EXIT_SUCCESS; +} -- cgit v1.2.3