Space-Project/dependencies/physx-4.1/include/PxActor.h

331 lines
8.8 KiB
C
Raw Normal View History

2021-01-16 17:11:39 +01:00
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions
// are met:
// * Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above copyright
// notice, this list of conditions and the following disclaimer in the
// documentation and/or other materials provided with the distribution.
// * Neither the name of NVIDIA CORPORATION nor the names of its
// contributors may be used to endorse or promote products derived
// from this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS ``AS IS'' AND ANY
// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
// PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
// CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
// EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
// PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
// OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
//
// Copyright (c) 2008-2019 NVIDIA Corporation. All rights reserved.
// Copyright (c) 2004-2008 AGEIA Technologies, Inc. All rights reserved.
// Copyright (c) 2001-2004 NovodeX AG. All rights reserved.
#ifndef PX_PHYSICS_NX_ACTOR
#define PX_PHYSICS_NX_ACTOR
/** \addtogroup physics
@{
*/
#include "PxPhysXConfig.h"
#include "foundation/PxBounds3.h"
#include "PxClient.h"
#include "common/PxBase.h"
#if !PX_DOXYGEN
namespace physx
{
#endif
class PxRigidActor;
class PxRigidBody;
class PxRigidStatic;
class PxRigidDynamic;
class PxArticulation;
class PxArticulationLink;
/** Group index which allows to specify 1- or 2-way interaction */
typedef PxU8 PxDominanceGroup; // Must be < 32, PxU8.
/**
\brief Flags which control the behavior of an actor.
@see PxActorFlags PxActor PxActor.setActorFlag() PxActor.getActorFlags()
*/
struct PxActorFlag
{
enum Enum
{
/**
\brief Enable debug renderer for this actor
@see PxScene.getRenderBuffer() PxRenderBuffer PxVisualizationParameter
*/
eVISUALIZATION = (1<<0),
/**
\brief Disables scene gravity for this actor
*/
eDISABLE_GRAVITY = (1<<1),
/**
\brief Enables the sending of PxSimulationEventCallback::onWake() and PxSimulationEventCallback::onSleep() notify events
@see PxSimulationEventCallback::onWake() PxSimulationEventCallback::onSleep()
*/
eSEND_SLEEP_NOTIFIES = (1<<2),
/**
\brief Disables simulation for the actor.
\note This is only supported by PxRigidStatic and PxRigidDynamic actors and can be used to reduce the memory footprint when rigid actors are
used for scene queries only.
\note Setting this flag will remove all constraints attached to the actor from the scene.
\note If this flag is set, the following calls are forbidden:
\li PxRigidBody: setLinearVelocity(), setAngularVelocity(), addForce(), addTorque(), clearForce(), clearTorque()
\li PxRigidDynamic: setKinematicTarget(), setWakeCounter(), wakeUp(), putToSleep()
\par <b>Sleeping:</b>
Raising this flag will set all velocities and the wake counter to 0, clear all forces, clear the kinematic target, put the actor
to sleep and wake up all touching actors from the previous frame.
*/
eDISABLE_SIMULATION = (1<<3)
};
};
/**
\brief collection of set bits defined in PxActorFlag.
@see PxActorFlag
*/
typedef PxFlags<PxActorFlag::Enum,PxU8> PxActorFlags;
PX_FLAGS_OPERATORS(PxActorFlag::Enum,PxU8)
/**
\brief Identifies each type of actor.
@see PxActor
*/
struct PxActorType
{
enum Enum
{
/**
\brief A static rigid body
@see PxRigidStatic
*/
eRIGID_STATIC,
/**
\brief A dynamic rigid body
@see PxRigidDynamic
*/
eRIGID_DYNAMIC,
/**
\brief An articulation link
@see PxArticulationLink
*/
eARTICULATION_LINK,
//brief internal use only!
eACTOR_COUNT,
eACTOR_FORCE_DWORD = 0x7fffffff
};
};
/**
\brief PxActor is the base class for the main simulation objects in the physics SDK.
The actor is owned by and contained in a PxScene.
*/
class PxActor : public PxBase
{
public:
/**
\brief Deletes the actor.
Do not keep a reference to the deleted instance.
If the actor belongs to a #PxAggregate object, it is automatically removed from the aggregate.
@see PxBase.release(), PxAggregate
*/
virtual void release() = 0;
/**
\brief Retrieves the type of actor.
\return The actor type of the actor.
@see PxActorType
*/
virtual PxActorType::Enum getType() const = 0;
/**
\brief Retrieves the scene which this actor belongs to.
\return Owner Scene. NULL if not part of a scene.
@see PxScene
*/
virtual PxScene* getScene() const = 0;
// Runtime modifications
/**
\brief Sets a name string for the object that can be retrieved with getName().
This is for debugging and is not used by the SDK. The string is not copied by the SDK,
only the pointer is stored.
\param[in] name String to set the objects name to.
<b>Default:</b> NULL
@see getName()
*/
virtual void setName(const char* name) = 0;
/**
\brief Retrieves the name string set with setName().
\return Name string associated with object.
@see setName()
*/
virtual const char* getName() const = 0;
/**
\brief Retrieves the axis aligned bounding box enclosing the actor.
\param[in] inflation Scale factor for computed world bounds. Box extents are multiplied by this value.
\return The actor's bounding box.
@see PxBounds3
*/
virtual PxBounds3 getWorldBounds(float inflation=1.01f) const = 0;
/**
\brief Raises or clears a particular actor flag.
See the list of flags #PxActorFlag
<b>Sleeping:</b> Does <b>NOT</b> wake the actor up automatically.
\param[in] flag The PxActor flag to raise(set) or clear. See #PxActorFlag.
\param[in] value The boolean value to assign to the flag.
<b>Default:</b> PxActorFlag::eVISUALIZATION
@see PxActorFlag getActorFlags()
*/
virtual void setActorFlag(PxActorFlag::Enum flag, bool value) = 0;
/**
\brief sets the actor flags
See the list of flags #PxActorFlag
@see PxActorFlag setActorFlag()
*/
virtual void setActorFlags( PxActorFlags inFlags ) = 0;
/**
\brief Reads the PxActor flags.
See the list of flags #PxActorFlag
\return The values of the PxActor flags.
@see PxActorFlag setActorFlag()
*/
virtual PxActorFlags getActorFlags() const = 0;
/**
\brief Assigns dynamic actors a dominance group identifier.
PxDominanceGroup is a 5 bit group identifier (legal range from 0 to 31).
The PxScene::setDominanceGroupPair() lets you set certain behaviors for pairs of dominance groups.
By default every dynamic actor is created in group 0.
<b>Default:</b> 0
<b>Sleeping:</b> Changing the dominance group does <b>NOT</b> wake the actor up automatically.
\param[in] dominanceGroup The dominance group identifier. <b>Range:</b> [0..31]
@see getDominanceGroup() PxDominanceGroup PxScene::setDominanceGroupPair()
*/
virtual void setDominanceGroup(PxDominanceGroup dominanceGroup) = 0;
/**
\brief Retrieves the value set with setDominanceGroup().
\return The dominance group of this actor.
@see setDominanceGroup() PxDominanceGroup PxScene::setDominanceGroupPair()
*/
virtual PxDominanceGroup getDominanceGroup() const = 0;
/**
\brief Sets the owner client of an actor.
This cannot be done once the actor has been placed into a scene.
<b>Default:</b> PX_DEFAULT_CLIENT
@see PxClientID PxScene::createClient()
*/
virtual void setOwnerClient( PxClientID inClient ) = 0;
/**
\brief Returns the owner client that was specified with at creation time.
This value cannot be changed once the object is placed into the scene.
@see PxClientID PxScene::createClient()
*/
virtual PxClientID getOwnerClient() const = 0;
/**
\brief Retrieves the aggregate the actor might be a part of.
\return The aggregate the actor is a part of, or NULL if the actor does not belong to an aggregate.
@see PxAggregate
*/
virtual PxAggregate* getAggregate() const = 0;
//public variables:
void* userData; //!< user can assign this to whatever, usually to create a 1:1 relationship with a user object.
protected:
PX_INLINE PxActor(PxType concreteType, PxBaseFlags baseFlags) : PxBase(concreteType, baseFlags), userData(NULL) {}
PX_INLINE PxActor(PxBaseFlags baseFlags) : PxBase(baseFlags) {}
virtual ~PxActor() {}
virtual bool isKindOf(const char* name) const { return !::strcmp("PxActor", name) || PxBase::isKindOf(name); }
};
#if !PX_DOXYGEN
} // namespace physx
#endif
/** @} */
#endif