From fc978f0ee72b9c1c34995c5cb98004238feb5124 Mon Sep 17 00:00:00 2001
From: amantley <amantley@googlemail.com>
Date: Wed, 13 Feb 2019 17:31:48 -0800
Subject: [PATCH] fixed twist angle bug.  need to fix wrap around 180 to -180
 behaviour

---
 libraries/animation/src/AnimPoleVectorConstraint.cpp | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/libraries/animation/src/AnimPoleVectorConstraint.cpp b/libraries/animation/src/AnimPoleVectorConstraint.cpp
index bf246cf51a..22d45c5c85 100644
--- a/libraries/animation/src/AnimPoleVectorConstraint.cpp
+++ b/libraries/animation/src/AnimPoleVectorConstraint.cpp
@@ -311,8 +311,8 @@ const AnimPoseVec& AnimPoleVectorConstraint::evaluate(const AnimVariantMap& anim
                 trueTwist.w *= -1.0f;
             }
             glm::vec3 trueTwistAxis = glm::axis(trueTwist);
-            float trueTwistTheta = glm::angle(trueTwist);
-            trueTwistTheta *= glm::sign(trueTwistAxis[1]) * glm::angle(trueTwist);
+            float trueTwistTheta;
+            trueTwistTheta = glm::sign(trueTwistAxis[1]) * glm::angle(trueTwist);
             _twistThetaRunningAverage = 0.5f * _twistThetaRunningAverage + 0.5f * trueTwistTheta;