mirror of
https://github.com/love2d/love.git
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rude
147 lines
3.2 KiB
C++
147 lines
3.2 KiB
C++
/**
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* Copyright (c) 2006-2009 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_REVOLUTE_JOINT_H
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#define LOVE_PHYSICS_BOX2D_REVOLUTE_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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* A RevoluteJoint allows two bodies relative rotation
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* around a single point.
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**/
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class RevoluteJoint : public Joint
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{
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private:
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// The Box2D revolute joint object.
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b2RevoluteJoint * joint;
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public:
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/**
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* Creates a new RevoluteJoint connecting body1 and body2.
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**/
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RevoluteJoint(Body * body1, Body * body2, float x, float y);
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virtual ~RevoluteJoint();
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/**
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* Get the current joint angle in degrees.
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**/
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float getJointAngle() const;
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/**
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* Get the current joint angle speed in degrees per second.
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**/
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float getJointSpeed() const;
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/**
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* Enable/disable the joint motor.
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**/
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void setMotorEnabled(bool motor);
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/**
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* Checks whether the motor is enabled.
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**/
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bool isMotorEnabled() const;
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/**
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* Set the maximum motor torque, usually in N-m.
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**/
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void setMaxMotorTorque(float torque);
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/**
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* Gets the maximum motor torque, usually in N-m.
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**/
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float getMaxMotorTorque() const;
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/**
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* Sets the motor speed in degrees per second.
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**/
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void setMotorSpeed(float speed);
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/**
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* Gets the motor speed in degrees per second.
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**/
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float getMotorSpeed() const;
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/**
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* Get the current motor torque, usually in N-m.
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**/
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float getMotorTorque() const;
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/**
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* Enable/disable the joint limit.
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**/
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void setLimitsEnabled(bool limit);
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/**
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* Checks whether limits are enabled.
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**/
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bool isLimitsEnabled() const;
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/**
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* Sets the upper limit in degrees.
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**/
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void setUpperLimit(float limit);
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/**
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* Sets the lower limit in degrees.
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**/
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void setLowerLimit(float limit);
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/**
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* Sets the limits in degrees.
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**/
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void setLimits(float lower, float upper);
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/**
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* Gets the lower limit in degrees.
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**/
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float getLowerLimit() const;
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/**
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* Gets the upper limit in degrees.
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**/
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float getUpperLimit() const;
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/**
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* Gets the limits in degrees.
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* @returns The lower limit.
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* @returns The upper limit.
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**/
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int getLimits(lua_State * L);
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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_REVOLUTE_JOINT_H
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