atan 94 core/MathClass.cpp return MathUtils::atan(x); atan 71 core/MathClass.h double atan(double x); atan 93 core/MathUtils.h static double atan(double value); atan 64 platform/arm/MathUtilsUnix.cpp return ::atan(value); atan 76 platform/unix/MathUtilsSolaris.cpp return ::atan(value); atan 61 platform/unix/MathUtilsUnix.cpp return ::atan(value); atan 129 platform/win32/MathUtilsWin.cpp return ::atan(value);