<commit_before>// =============================================================================
// PROJECT CHRONO - http://projectchrono.org
//
// Copyright (c) 2014 projectchrono.org
// All right reserved.
//
// Use of this source code is governed by a BSD-style license that can be found
// in the LICENSE file at the top level of the distribution and at
// http://projectchrono.org/license-chrono.txt.
//
// =============================================================================
// Authors: <NAME>
// =============================================================================
//
// Demo for universal joint.
//
// Recall that Irrlicht uses a left-hand frame, so everything is rendered with
// left and right flipped.
//
// =============================================================================

#include <stdio.h>

#include "physics/ChSystem.h"
#include "physics/ChBody.h"

#include "unit_IRRLICHT/ChIrrApp.h"


using namespace chrono;
using namespace irr;

// Comment the following line to use the ChLinkLockUniversal.  By default,
// this demo uses the ChLinkUniversal.
#define USE_LINK_UNIVERSAL<commit_msg>Include header <cmath> for trigonometric functions.<commit_after>// =============================================================================
// PROJECT CHRONO - http://projectchrono.org
//
// Copyright (c) 2014 projectchrono.org
// All right reserved.
//
// Use of this source code is governed by a BSD-style license that can be found
// in the LICENSE file at the top level of the distribution and at
// http://projectchrono.org/license-chrono.txt.
//
// =============================================================================
// Authors: <NAME>
// =============================================================================
//
// Demo for universal joint.
//
// Recall that Irrlicht uses a left-hand frame, so everything is rendered with
// left and right flipped.
//
// =============================================================================

#include <cmath>

#include "physics/ChSystem.h"
#include "physics/ChBody.h"

#include "unit_IRRLICHT/ChIrrApp.h"


using namespace chrono;
using namespace irr;

// Comment the following line to use the ChLinkLockUniversal.  By default,
// this demo uses the ChLinkUniversal.
#define USE_LINK_UNIVERSAL
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