167 lines
5.7 KiB
C++
167 lines
5.7 KiB
C++
// Redistribution and use in source and binary forms, with or without
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// modification, are permitted provided that the following conditions
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// are met:
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// * Redistributions of source code must retain the above copyright
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// notice, this list of conditions and the following disclaimer.
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// * Redistributions in binary form must reproduce the above copyright
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// notice, this list of conditions and the following disclaimer in the
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// documentation and/or other materials provided with the distribution.
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// * Neither the name of NVIDIA CORPORATION nor the names of its
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// contributors may be used to endorse or promote products derived
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// from this software without specific prior written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS ''AS IS'' AND ANY
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// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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// PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
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// CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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// EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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// PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
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// OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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//
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// Copyright (c) 2008-2023 NVIDIA Corporation. All rights reserved.
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// Copyright (c) 2004-2008 AGEIA Technologies, Inc. All rights reserved.
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// Copyright (c) 2001-2004 NovodeX AG. All rights reserved.
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#ifndef PX_FIXED_JOINT_H
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#define PX_FIXED_JOINT_H
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/** \addtogroup extensions
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@{
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*/
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#include "extensions/PxJoint.h"
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#if !PX_DOXYGEN
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namespace physx
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{
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#endif
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class PxFixedJoint;
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/**
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\brief Create a fixed joint.
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\param[in] physics The physics SDK
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\param[in] actor0 An actor to which the joint is attached. NULL may be used to attach the joint to a specific point in the world frame
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\param[in] localFrame0 The position and orientation of the joint relative to actor0
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\param[in] actor1 An actor to which the joint is attached. NULL may be used to attach the joint to a specific point in the world frame
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\param[in] localFrame1 The position and orientation of the joint relative to actor1
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@see PxFixedJoint
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*/
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PxFixedJoint* PxFixedJointCreate(PxPhysics& physics, PxRigidActor* actor0, const PxTransform& localFrame0, PxRigidActor* actor1, const PxTransform& localFrame1);
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/**
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\brief A fixed joint permits no relative movement between two bodies. ie the bodies are glued together.
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\image html fixedJoint.png
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@see PxFixedJointCreate() PxJoint
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*/
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class PxFixedJoint : public PxJoint
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{
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public:
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/**
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\brief Set the linear tolerance threshold for projection. Projection is enabled if PxConstraintFlag::ePROJECTION
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is set for the joint.
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If the joint separates by more than this distance along its locked degrees of freedom, the solver
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will move the bodies to close the distance.
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Setting a very small tolerance may result in simulation jitter or other artifacts.
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Sometimes it is not possible to project (for example when the joints form a cycle).
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<b>Range:</b> [0, PX_MAX_F32)<br>
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<b>Default:</b> 1e10f
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\param[in] tolerance the linear tolerance threshold
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@see getProjectionLinearTolerance() PxJoint::setConstraintFlags() PxConstraintFlag::ePROJECTION
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@deprecated
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*/
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PX_DEPRECATED virtual void setProjectionLinearTolerance(PxReal tolerance) = 0;
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/**
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\brief Get the linear tolerance threshold for projection.
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\return the linear tolerance threshold
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@see setProjectionLinearTolerance() PxJoint::setConstraintFlag()
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@deprecated
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*/
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PX_DEPRECATED virtual PxReal getProjectionLinearTolerance() const = 0;
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/**
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\brief Set the angular tolerance threshold for projection. Projection is enabled if
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PxConstraintFlag::ePROJECTION is set for the joint.
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If the joint deviates by more than this angle around its locked angular degrees of freedom,
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the solver will move the bodies to close the angle.
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Setting a very small tolerance may result in simulation jitter or other artifacts.
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Sometimes it is not possible to project (for example when the joints form a cycle).
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<b>Range:</b> [0,Pi] <br>
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<b>Default:</b> Pi
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\param[in] tolerance the angular tolerance threshold in radians
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@see getProjectionAngularTolerance() PxJoint::setConstraintFlag() PxConstraintFlag::ePROJECTION
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@deprecated
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*/
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PX_DEPRECATED virtual void setProjectionAngularTolerance(PxReal tolerance) = 0;
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/**
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\brief Get the angular tolerance threshold for projection.
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\return the angular tolerance threshold in radians
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@see setProjectionAngularTolerance()
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@deprecated
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*/
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PX_DEPRECATED virtual PxReal getProjectionAngularTolerance() const = 0;
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/**
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\brief Returns string name of PxFixedJoint, used for serialization
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*/
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virtual const char* getConcreteTypeName() const { return "PxFixedJoint"; }
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protected:
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//serialization
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/**
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\brief Constructor
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*/
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PX_INLINE PxFixedJoint(PxType concreteType, PxBaseFlags baseFlags) : PxJoint(concreteType, baseFlags) {}
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/**
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\brief Deserialization constructor
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*/
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PX_INLINE PxFixedJoint(PxBaseFlags baseFlags) : PxJoint(baseFlags) {}
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/**
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\brief Returns whether a given type name matches with the type of this instance
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*/
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virtual bool isKindOf(const char* name) const { return !::strcmp("PxFixedJoint", name) || PxJoint::isKindOf(name); }
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//~serialization
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};
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#if !PX_DOXYGEN
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} // namespace physx
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#endif
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/** @} */
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#endif
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