Initial Mercurial commit.

src/modules/physics/box2d/GearJoint.cpp

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+/**
+* Copyright (c) 2006-2009 LOVE Development Team
+* 
+* This software is provided 'as-is', without any express or implied
+* warranty.  In no event will the authors be held liable for any damages
+* arising from the use of this software.
+* 
+* Permission is granted to anyone to use this software for any purpose,
+* including commercial applications, and to alter it and redistribute it
+* freely, subject to the following restrictions:
+* 
+* 1. The origin of this software must not be misrepresented; you must not
+*    claim that you wrote the original software. If you use this software
+*    in a product, an acknowledgment in the product documentation would be
+*    appreciated but is not required.
+* 2. Altered source versions must be plainly marked as such, and must not be
+*    misrepresented as being the original software.
+* 3. This notice may not be removed or altered from any source distribution.
+**/
+
+#include "GearJoint.h"
+
+// Module
+#include "Body.h"
+#include "World.h"
+
+namespace love
+{
+namespace physics
+{
+namespace box2d
+{
+	GearJoint::GearJoint(Joint * joint1, Joint * joint2, float ratio)
+		: Joint(joint1->body2, joint2->body2)
+	{
+		b2GearJointDef def;
+		def.joint1 = joint1->joint;
+		def.joint2 = joint2->joint;
+		def.body1 = joint1->body2->body;
+		def.body2 = joint2->body2->body;
+		def.ratio = ratio;
+		
+		joint = (b2GearJoint*)createJoint(&def);
+	}
+
+	GearJoint::~GearJoint()
+	{
+		destroyJoint(joint);
+		joint = 0;
+	}
+	
+	void GearJoint::setRatio(float ratio)
+	{
+		joint->m_ratio = ratio;
+	}
+	
+	float GearJoint::getRatio() const
+	{
+		return joint->m_ratio;
+	}
+
+} // box2d
+} // physics
+} // love