Adde default value to _HeadPitch. Change bounds

ryzom/client/src/user_entity.cpp

@@ -186,7 +186,7 @@ CUserEntity::CUserEntity()
 	_MoveToAction= CUserEntity::None;
 	_MoveToDist= 0.0;
 	_MoveToColStartTime= 0;
-
+	_HeadPitch = Pi/2;
 	_FollowForceHeadPitch= false;
 
 	_ForceLookSlot= CLFECOMMON::INVALID_SLOT;
@@ -2552,9 +2552,9 @@ void CUserEntity::rotHeadVertically(float ang)
 //-----------------------------------------------
 void CUserEntity::setHeadPitch(double hp)
 {
-	_HeadPitch= hp;
-	const double bound= Pi/2 - 0.01;	//  epsilon to avoid gimbal lock
-	clamp(_HeadPitch, -bound, bound);
+	_HeadPitch = hp;
+	//  epsilon to avoid gimbal lock
+	clamp(_HeadPitch, -Pi/2 + 0.01, Pi/2 - 0.5);
 }
 
 //---------------------------------------------------