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add static_casts to avoid unnecessary conversion from double to float

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This commit is contained in:
Dennis Luxen 2014-06-17 12:37:55 +02:00
parent b112becbba
commit 5d14016366
1 changed files with 2 additions and 2 deletions
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4
Util/MercatorUtil.h
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@ -32,12 +32,12 @@ SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
inline float y2lat(const float a)
{
return 180.f / M_PI * (2.f * std::atan(std::exp(a * M_PI / 180.f)) - M_PI / 2.f);
return 180.f / static_cast<float>(M_PI) * (2.f * std::atan(std::exp(a * static_cast<float>(M_PI) / 180.f)) - static_cast<float>(M_PI) / 2.f);
}
inline float lat2y(const float a)
{
return 180.f / M_PI * std::log(std::tan(M_PI / 4.f + a * (M_PI / 180.f) / 2.f));
return 180.f / static_cast<float>(M_PI) * std::log(std::tan(static_cast<float>(M_PI) / 4.f + a * (static_cast<float>(M_PI) / 180.f) / 2.f));
}
#endif // MERCATOR_UTIL_H