2015-06-07 New Havok FX tech aims to imbue particle effects with real weight (Havok FX, エフェクト用のミドルウェア) VFX MIDDLEWARE http://www.gamasutra.com/view/news/244258/New_Havok_FX_tech_aims_to_imbue_particle_effects_with_real_weight.php
