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diff --git a/src/libjin/3rdparty/Box2D/Dynamics/Joints/b2GearJoint.h b/src/libjin/3rdparty/Box2D/Dynamics/Joints/b2GearJoint.h
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-/*
-* Copyright (c) 2006-2011 Erin Catto http://www.box2d.org
-*
-* 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.
-*/
-
-#ifndef B2_GEAR_JOINT_H
-#define B2_GEAR_JOINT_H
-
-#include "Box2D/Dynamics/Joints/b2Joint.h"
-
-/// Gear joint definition. This definition requires two existing
-/// revolute or prismatic joints (any combination will work).
-struct b2GearJointDef : public b2JointDef
-{
- b2GearJointDef()
- {
- type = e_gearJoint;
- joint1 = nullptr;
- joint2 = nullptr;
- ratio = 1.0f;
- }
-
- /// The first revolute/prismatic joint attached to the gear joint.
- b2Joint* joint1;
-
- /// The second revolute/prismatic joint attached to the gear joint.
- b2Joint* joint2;
-
- /// The gear ratio.
- /// @see b2GearJoint for explanation.
- float32 ratio;
-};
-
-/// A gear joint is used to connect two joints together. Either joint
-/// can be a revolute or prismatic joint. You specify a gear ratio
-/// to bind the motions together:
-/// coordinate1 + ratio * coordinate2 = constant
-/// The ratio can be negative or positive. If one joint is a revolute joint
-/// and the other joint is a prismatic joint, then the ratio will have units
-/// of length or units of 1/length.
-/// @warning You have to manually destroy the gear joint if joint1 or joint2
-/// is destroyed.
-class b2GearJoint : public b2Joint
-{
-public:
- b2Vec2 GetAnchorA() const override;
- b2Vec2 GetAnchorB() const override;
-
- b2Vec2 GetReactionForce(float32 inv_dt) const override;
- float32 GetReactionTorque(float32 inv_dt) const override;
-
- /// Get the first joint.
- b2Joint* GetJoint1() { return m_joint1; }
-
- /// Get the second joint.
- b2Joint* GetJoint2() { return m_joint2; }
-
- /// Set/Get the gear ratio.
- void SetRatio(float32 ratio);
- float32 GetRatio() const;
-
- /// Dump joint to dmLog
- void Dump() override;
-
-protected:
-
- friend class b2Joint;
- b2GearJoint(const b2GearJointDef* data);
-
- void InitVelocityConstraints(const b2SolverData& data) override;
- void SolveVelocityConstraints(const b2SolverData& data) override;
- bool SolvePositionConstraints(const b2SolverData& data) override;
-
- b2Joint* m_joint1;
- b2Joint* m_joint2;
-
- b2JointType m_typeA;
- b2JointType m_typeB;
-
- // Body A is connected to body C
- // Body B is connected to body D
- b2Body* m_bodyC;
- b2Body* m_bodyD;
-
- // Solver shared
- b2Vec2 m_localAnchorA;
- b2Vec2 m_localAnchorB;
- b2Vec2 m_localAnchorC;
- b2Vec2 m_localAnchorD;
-
- b2Vec2 m_localAxisC;
- b2Vec2 m_localAxisD;
-
- float32 m_referenceAngleA;
- float32 m_referenceAngleB;
-
- float32 m_constant;
- float32 m_ratio;
-
- float32 m_impulse;
-
- // Solver temp
- int32 m_indexA, m_indexB, m_indexC, m_indexD;
- b2Vec2 m_lcA, m_lcB, m_lcC, m_lcD;
- float32 m_mA, m_mB, m_mC, m_mD;
- float32 m_iA, m_iB, m_iC, m_iD;
- b2Vec2 m_JvAC, m_JvBD;
- float32 m_JwA, m_JwB, m_JwC, m_JwD;
- float32 m_mass;
-};
-
-#endif