Alec JacobsonandBruegelN
182e36df24
* remove `using namespace std;` and fix resulting errors with missing namespaces * remove `using namespace Eigen;` and fix resulting errors with missing namespaces This should fix issues like https://github.com/libigl/libigl/issues/2480 * Add missing namespaces fixup for9ef213ba34fixup for3e88aa04fd* missing Eigen:: * missing std:: * more missing std:: --------- Co-authored-by: BruegelN <bruegeln@crashing.systems>
38 lines
961 B
C++
38 lines
961 B
C++
// This file is part of libigl, a simple c++ geometry processing library.
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//
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// Copyright (C) 2014 Alec Jacobson <alecjacobson@gmail.com>
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//
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// This Source Code Form is subject to the terms of the Mozilla Public License
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// v. 2.0. If a copy of the MPL was not distributed with this file, You can
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// obtain one at http://mozilla.org/MPL/2.0/.
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#include "next_filename.h"
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#include "STR.h"
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#include "file_exists.h"
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#include <cmath>
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#include <iomanip>
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bool igl::next_filename(
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const std::string & prefix,
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const int zeros,
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const std::string & suffix,
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std::string & next)
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{
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// O(n), for huge lists could at least find bounds with exponential search
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// and then narrow with binary search O(log(n))
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int i = 0;
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while(true)
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{
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next = STR(prefix << std::setfill('0') << std::setw(zeros)<<i<<suffix);
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if(!file_exists(next))
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{
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return true;
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}
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i++;
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if(zeros > 0 && i >= pow(10,zeros))
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{
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return false;
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}
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}
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}
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