mirror of
https://github.com/love2d/love.git
synced 2026-08-12 08:30:56 +02:00
Garrett Brown
109 lines
2.5 KiB
C++
109 lines
2.5 KiB
C++
/**
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* Copyright (c) 2006-2020 LOVE Development Team
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*
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* This software is provided 'as-is', without any express or implied
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* warranty. In no event will the authors be held liable for any damages
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* arising from the use of this software.
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*
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* Permission is granted to anyone to use this software for any purpose,
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* including commercial applications, and to alter it and redistribute it
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* freely, subject to the following restrictions:
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*
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* 1. The origin of this software must not be misrepresented; you must not
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* claim that you wrote the original software. If you use this software
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* in a product, an acknowledgment in the product documentation would be
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* appreciated but is not required.
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* 2. Altered source versions must be plainly marked as such, and must not be
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* misrepresented as being the original software.
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* 3. This notice may not be removed or altered from any source distribution.
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**/
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#ifndef LOVE_PHYSICS_BOX2D_DISTANCE_JOINT_H
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#define LOVE_PHYSICS_BOX2D_DISTANCE_JOINT_H
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// Module
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#include "Joint.h"
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namespace love
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{
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namespace physics
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{
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namespace box2d
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{
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/**
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* The DistanceJoint keeps Bodies at a fixed distance
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* from eachother.
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**/
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class DistanceJoint : public Joint
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{
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public:
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/**
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* Creates a DistanceJoint connecting body1 to body2.
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**/
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DistanceJoint(Body *body1, Body *body2, float x1, float y1, float x2, float y2, bool collideConnected);
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virtual ~DistanceJoint();
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/**
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* Sets the equilibrium distance between the two bodies.
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**/
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void setLength(float length);
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/**
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* Gets the equilibrium distance between the two bodies.
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**/
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float getLength() const;
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/**
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* Sets the response speed. Independent of mass
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**/
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void setFrequency(float hz);
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/**
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* Gets the response speed. Independent of mass
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**/
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float getFrequency() const;
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/**
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* Set the spring damping ratio. Independent of mass
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**/
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void setDampingRatio(float ratio);
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/**
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* Get the spring damping ratio. Independent of mass
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**/
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float getDampingRatio() const;
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/**
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* Sets the response speed. Dependent of mass
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**/
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void setStiffness(float k);
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/**
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* Gets the response speed. Dependent of mass
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**/
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float getStiffness() const;
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/**
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* Set the spring damping. Dependent of mass
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**/
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void setDamping(float ratio);
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/**
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* Get the spring damping. Dependent of mass
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**/
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float getDamping() const;
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private:
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// The Box2D DistanceJoint object.
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b2DistanceJoint *joint;
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};
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} // box2d
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} // physics
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} // love
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#endif // LOVE_PHYSICS_BOX2D_DISTANCE_JOINT_H
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