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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-15 05:54:39 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-15 05:54:39 +0000
commit267c6f2ac71f92999e969232431ba04678e7437e (patch)
tree358c9467650e1d0a1d7227a21dac2e3d08b622b2 /include/comphelper/random.hxx
parentInitial commit. (diff)
downloadlibreoffice-267c6f2ac71f92999e969232431ba04678e7437e.tar.xz
libreoffice-267c6f2ac71f92999e969232431ba04678e7437e.zip
Adding upstream version 4:24.2.0.upstream/4%24.2.0
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'include/comphelper/random.hxx')
-rw-r--r--include/comphelper/random.hxx39
1 files changed, 39 insertions, 0 deletions
diff --git a/include/comphelper/random.hxx b/include/comphelper/random.hxx
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+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ */
+
+#ifndef INCLUDED_COMPHELPER_RANDOM_HXX
+#define INCLUDED_COMPHELPER_RANDOM_HXX
+
+#include <comphelper/comphelperdllapi.h>
+
+namespace comphelper::rng
+{
+// These functions obey the SAL_RAND_REPEATABLE environment
+// variable: If it is set, use a fixed seed.
+
+// note that uniform_int_distribution is inclusive of b, i.e. [a,b] while
+// uniform_real_distribution is exclusive of b, i.e. [a,b), std::nextafter may be your friend there
+
+/// uniform distribution in [a,b)
+COMPHELPER_DLLPUBLIC double uniform_real_distribution(double a = 0.0, double b = 1.0);
+
+/// uniform distribution in [a,b]
+COMPHELPER_DLLPUBLIC int uniform_int_distribution(int a, int b);
+
+/// uniform distribution in [a,b]
+COMPHELPER_DLLPUBLIC unsigned int uniform_uint_distribution(unsigned int a, unsigned int b);
+
+/// uniform distribution in [a,b]
+COMPHELPER_DLLPUBLIC size_t uniform_size_distribution(size_t a, size_t b);
+
+} // namespace
+
+#endif
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */