1 /* Copyright (c) 2013 Scott Lembcke and Howling Moon Software
3 * Permission is hereby granted, free of charge, to any person obtaining a copy
4 * of this software and associated documentation files (the "Software"), to deal
5 * in the Software without restriction, including without limitation the rights
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7 * copies of the Software, and to permit persons to whom the Software is
8 * furnished to do so, subject to the following conditions:
10 * The above copyright notice and this permission notice shall be included in
11 * all copies or substantial portions of the Software.
13 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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15 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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22 /// @defgroup cpRotaryLimitJoint cpRotaryLimitJoint
25 /// Check if a constraint is a damped rotary springs.
26 CP_EXPORT cpBool cpConstraintIsRotaryLimitJoint(const cpConstraint *constraint);
28 /// Allocate a damped rotary limit joint.
29 CP_EXPORT cpRotaryLimitJoint* cpRotaryLimitJointAlloc(void);
30 /// Initialize a damped rotary limit joint.
31 CP_EXPORT cpRotaryLimitJoint* cpRotaryLimitJointInit(cpRotaryLimitJoint *joint, cpBody *a, cpBody *b, cpFloat min, cpFloat max);
32 /// Allocate and initialize a damped rotary limit joint.
33 CP_EXPORT cpConstraint* cpRotaryLimitJointNew(cpBody *a, cpBody *b, cpFloat min, cpFloat max);
35 /// Get the minimum distance the joint will maintain between the two anchors.
36 CP_EXPORT cpFloat cpRotaryLimitJointGetMin(const cpConstraint *constraint);
37 /// Set the minimum distance the joint will maintain between the two anchors.
38 CP_EXPORT void cpRotaryLimitJointSetMin(cpConstraint *constraint, cpFloat min);
40 /// Get the maximum distance the joint will maintain between the two anchors.
41 CP_EXPORT cpFloat cpRotaryLimitJointGetMax(const cpConstraint *constraint);
42 /// Set the maximum distance the joint will maintain between the two anchors.
43 CP_EXPORT void cpRotaryLimitJointSetMax(cpConstraint *constraint, cpFloat max);