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31 lines
1.1 KiB
31 lines
1.1 KiB
This file is part of MXE. See LICENSE.md for licensing information.
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Taken from: https://github.com/mariusmuja/flann/commit/3645f0c30a47267e56e5acdecfc7bac2b76bc3d5
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From 3645f0c30a47267e56e5acdecfc7bac2b76bc3d5 Mon Sep 17 00:00:00 2001
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From: Alastair Quadros <alastair.j.quadros@gmail.com>
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Date: Sun, 15 Mar 2015 10:58:57 +1100
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Subject: [PATCH] abs -> std::abs
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diff --git a/src/cpp/flann/algorithms/kdtree_index.h b/src/cpp/flann/algorithms/kdtree_index.h
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index 42659ca..fc12d8f 100644
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--- a/src/cpp/flann/algorithms/kdtree_index.h
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+++ b/src/cpp/flann/algorithms/kdtree_index.h
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@@ -36,6 +36,7 @@
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#include <cassert>
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#include <cstring>
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#include <stdarg.h>
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+#include <cmath>
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#include "flann/general.h"
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#include "flann/algorithms/nn_index.h"
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@@ -663,7 +664,7 @@
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ElementType max_span = 0;
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size_t div_feat = 0;
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for (size_t i=0;i<veclen_;++i) {
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- ElementType span = abs(point[i]-leaf_point[i]);
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+ ElementType span = std::abs(point[i]-leaf_point[i]);
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if (span > max_span) {
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max_span = span;
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div_feat = i;
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