diff --git a/src/dab_flock_acceleration_behavior.cpp b/src/dab_flock_acceleration_behavior.cpp
index 1b6b290..ae5aa59 100644
--- a/src/dab_flock_acceleration_behavior.cpp
+++ b/src/dab_flock_acceleration_behavior.cpp
@@ -98,10 +98,10 @@ AccelerationBehavior::act()
 	float dotProd = prefAccel.dot(linearAccel);
 	linearAccel *= dotProd;
 	angularAccel = prefAccel - linearAccel;
-    
-    linearAccel.cwiseMax(maxLinearAcceleration);
-    angularAccel.cwiseMax(maxAngularAcceleration);
-        
+
+	linearAccel = linearAccel.cwiseMin(maxLinearAcceleration).cwiseMax(-maxLinearAcceleration);
+	angularAccel = angularAccel.cwiseMin(maxAngularAcceleration).cwiseMax(-maxAngularAcceleration);
+
 	acceleration = (linearAccel + angularAccel);
     
 	//std::cout << "AccelerationBehavior end: out values" << mOutputParameters[0]->values() << " bValues " << mOutputParameters[0]->backupValues() << "\n";
diff --git a/src/dab_flock_visual.cpp b/src/dab_flock_visual.cpp
index 08e4791..4241ed4 100644
--- a/src/dab_flock_visual.cpp
+++ b/src/dab_flock_visual.cpp
@@ -329,6 +329,17 @@ FlockVisuals::setAgentLineWidth( const std::string& pSwarmName, float pLineWidth
     _visSwarm->setAgentLineWidth(pLineWidth);
 }
 
+void
+FlockVisuals::setTrailColor(const std::string& pSwarmName, const std::array<float, 4>& pTrailColor)
+{
+	VisSwarm* _visSwarm = visualSwarm(pSwarmName);
+
+	if (_visSwarm == nullptr) return;
+
+	_visSwarm->setTrailColor(pTrailColor);
+}
+
+
 VisGridSpace*
 FlockVisuals::visualGridSpace( const std::string& pSpaceName )
 {
diff --git a/src/dab_flock_visual.h b/src/dab_flock_visual.h
index b2311d0..1b0af3a 100644
--- a/src/dab_flock_visual.h
+++ b/src/dab_flock_visual.h
@@ -64,6 +64,8 @@ public:
 	void setAgentScale( const std::string& pSwarmName, float pScale );
 	void setAgentScale( const std::string& pSwarmName, const ofVec3f& pAgentScale );
 	void setAgentLineWidth( const std::string& pSwarmName, float pLineWidth );
+
+	void setTrailColor(const std::string& pSwarmName, const std::array<float, 4>& pTrailColor);
     
     VisGridSpace* visualGridSpace( const std::string& pSpaceName );
     VisNeighborSpace* visualNeighborSpace( const std::string& pSpaceName );