PI

#define PI   3.1415926535897932384626433832795

Definition at line 89 of file math_macros.h.

Referenced by animartrix_detail::ANIMartRIX::calculate_oscillators(), fl::ScreenMap::Circle(), fl::ArchimedeanSpiralPath::compute(), fl::CirclePath::compute(), fl::HeartPath::compute(), fl::PhyllotaxisPath::compute(), fl::RosePath::compute(), drawRadialSpectrum(), fillFrameBufferNoise(), FL_DISABLE_WARNING(), makeCorkScrew(), makeScreenMap(), animartrix_detail::ANIMartRIX::Module_Experiment10(), animartrix_detail::ANIMartRIX::Module_Experiment8(), animartrix_detail::ANIMartRIX::SM10(), animartrix_detail::ANIMartRIX::SM9(), animartrix_detail::ANIMartRIX::Water(), and animartrix_detail::ANIMartRIX::Yves().