prosperon/source/engine/thirdparty/Chipmunk2D/include/chipmunk/cpConstraint.h
2022-01-25 15:22:03 +00:00

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/* Copyright (c) 2013 Scott Lembcke and Howling Moon Software
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
/// @defgroup cpConstraint cpConstraint
/// @{
/// Callback function type that gets called before solving a joint.
typedef void (*cpConstraintPreSolveFunc)(cpConstraint *constraint, cpSpace *space);
/// Callback function type that gets called after solving a joint.
typedef void (*cpConstraintPostSolveFunc)(cpConstraint *constraint, cpSpace *space);
/// Destroy a constraint.
CP_EXPORT void cpConstraintDestroy(cpConstraint *constraint);
/// Destroy and free a constraint.
CP_EXPORT void cpConstraintFree(cpConstraint *constraint);
/// Get the cpSpace this constraint is added to.
CP_EXPORT cpSpace* cpConstraintGetSpace(const cpConstraint *constraint);
/// Get the first body the constraint is attached to.
CP_EXPORT cpBody* cpConstraintGetBodyA(const cpConstraint *constraint);
/// Get the second body the constraint is attached to.
CP_EXPORT cpBody* cpConstraintGetBodyB(const cpConstraint *constraint);
/// Get the maximum force that this constraint is allowed to use.
CP_EXPORT cpFloat cpConstraintGetMaxForce(const cpConstraint *constraint);
/// Set the maximum force that this constraint is allowed to use. (defaults to INFINITY)
CP_EXPORT void cpConstraintSetMaxForce(cpConstraint *constraint, cpFloat maxForce);
/// Get rate at which joint error is corrected.
CP_EXPORT cpFloat cpConstraintGetErrorBias(const cpConstraint *constraint);
/// Set rate at which joint error is corrected.
/// Defaults to pow(1.0 - 0.1, 60.0) meaning that it will
/// correct 10% of the error every 1/60th of a second.
CP_EXPORT void cpConstraintSetErrorBias(cpConstraint *constraint, cpFloat errorBias);
/// Get the maximum rate at which joint error is corrected.
CP_EXPORT cpFloat cpConstraintGetMaxBias(const cpConstraint *constraint);
/// Set the maximum rate at which joint error is corrected. (defaults to INFINITY)
CP_EXPORT void cpConstraintSetMaxBias(cpConstraint *constraint, cpFloat maxBias);
/// Get if the two bodies connected by the constraint are allowed to collide or not.
CP_EXPORT cpBool cpConstraintGetCollideBodies(const cpConstraint *constraint);
/// Set if the two bodies connected by the constraint are allowed to collide or not. (defaults to cpFalse)
CP_EXPORT void cpConstraintSetCollideBodies(cpConstraint *constraint, cpBool collideBodies);
/// Get the pre-solve function that is called before the solver runs.
CP_EXPORT cpConstraintPreSolveFunc cpConstraintGetPreSolveFunc(const cpConstraint *constraint);
/// Set the pre-solve function that is called before the solver runs.
CP_EXPORT void cpConstraintSetPreSolveFunc(cpConstraint *constraint, cpConstraintPreSolveFunc preSolveFunc);
/// Get the post-solve function that is called before the solver runs.
CP_EXPORT cpConstraintPostSolveFunc cpConstraintGetPostSolveFunc(const cpConstraint *constraint);
/// Set the post-solve function that is called before the solver runs.
CP_EXPORT void cpConstraintSetPostSolveFunc(cpConstraint *constraint, cpConstraintPostSolveFunc postSolveFunc);
/// Get the user definable data pointer for this constraint
CP_EXPORT cpDataPointer cpConstraintGetUserData(const cpConstraint *constraint);
/// Set the user definable data pointer for this constraint
CP_EXPORT void cpConstraintSetUserData(cpConstraint *constraint, cpDataPointer userData);
/// Get the last impulse applied by this constraint.
CP_EXPORT cpFloat cpConstraintGetImpulse(cpConstraint *constraint);
#include "cpPinJoint.h"
#include "cpSlideJoint.h"
#include "cpPivotJoint.h"
#include "cpGrooveJoint.h"
#include "cpDampedSpring.h"
#include "cpDampedRotarySpring.h"
#include "cpRotaryLimitJoint.h"
#include "cpRatchetJoint.h"
#include "cpGearJoint.h"
#include "cpSimpleMotor.h"
///@}