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Add geom::sign function

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This commit is contained in:
Nikita Lisitsa 2020-11-29 12:24:52 +03:00
parent d470fe7346
commit d5495a52ce
1 changed files with 11 additions and 0 deletions
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11
libs/geom/include/psemek/geom/math.hpp
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@ -8,6 +8,17 @@
namespace psemek::geom namespace psemek::geom
{ {
template <typename T>
T sign(T const & x)
{
if (x > 0)
return 1;
else if (x < 0)
return -1;
else
return 0;
}
template <typename T> template <typename T>
auto sqr(T const & x) auto sqr(T const & x)
{ {