Searched refs:q_delta (Results 1 – 1 of 1) sorted by relevance
61 Quaternionf q_delta; in ExpSU2() local65 q_delta.w() = cos(theta); in ExpSU2()66 q_delta.vec() = (sin(theta) / theta) * delta; in ExpSU2()69 q_delta.w() = 1.f - 0.5f * theta_squared; in ExpSU2()70 q_delta.vec() = (1.f - 1.f / 6.f * theta_squared) * delta; in ExpSU2()72 return q_delta; in ExpSU2()