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// Copyright (c) 2001-2004 NovodeX AG. All rights reserved.
// Copyright (c) 2004-2008 AGEIA Technologies, Inc. All rights reserved.
// SPDX-FileCopyrightText: Copyright (c) 2008-2026 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
// SPDX-License-Identifier: Apache-2.0
#ifndef PX_BOX_CONTROLLER_H
#define PX_BOX_CONTROLLER_H
#include "characterkinematic/PxController.h"
#if !PX_DOXYGEN
namespace physx
{
#endif
/**
\brief Descriptor for a box character controller.
\see PxBoxController PxControllerDesc
*/
class PxBoxControllerDesc : public PxControllerDesc
{
public:
/**
\brief constructor sets to default.
*/
PX_INLINE PxBoxControllerDesc();
PX_INLINE virtual ~PxBoxControllerDesc() {}
/**
\brief copy constructor.
*/
PX_INLINE PxBoxControllerDesc(const PxBoxControllerDesc&);
/**
\brief assignment operator.
*/
PX_INLINE PxBoxControllerDesc& operator=(const PxBoxControllerDesc&);
/**
\brief (re)sets the structure to the default.
*/
PX_INLINE virtual void setToDefault();
/**
\brief returns true if the current settings are valid
\return True if the descriptor is valid.
*/
PX_INLINE virtual bool isValid() const;
/**
\brief Half height
<b>Default:</b> 1.0
*/
PxF32 halfHeight; // Half-height in the "up" direction
/**
\brief Half side extent
<b>Default:</b> 0.5
*/
PxF32 halfSideExtent; // Half-extent in the "side" direction
/**
\brief Half forward extent
<b>Default:</b> 0.5
*/
PxF32 halfForwardExtent; // Half-extent in the "forward" direction
protected:
PX_INLINE void copy(const PxBoxControllerDesc&);
};
PX_INLINE PxBoxControllerDesc::PxBoxControllerDesc() :
PxControllerDesc (PxControllerShapeType::eBOX),
halfHeight (1.0f),
halfSideExtent (0.5f),
halfForwardExtent (0.5f)
{
}
PX_INLINE PxBoxControllerDesc::PxBoxControllerDesc(const PxBoxControllerDesc& other) : PxControllerDesc(other)
{
copy(other);
}
PX_INLINE PxBoxControllerDesc& PxBoxControllerDesc::operator=(const PxBoxControllerDesc& other)
{
PxControllerDesc::operator=(other);
copy(other);
return *this;
}
PX_INLINE void PxBoxControllerDesc::copy(const PxBoxControllerDesc& other)
{
halfHeight = other.halfHeight;
halfSideExtent = other.halfSideExtent;
halfForwardExtent = other.halfForwardExtent;
}
PX_INLINE void PxBoxControllerDesc::setToDefault()
{
*this = PxBoxControllerDesc();
}
PX_INLINE bool PxBoxControllerDesc::isValid() const
{
if(!PxControllerDesc::isValid()) return false;
if(halfHeight<=0.0f) return false;
if(halfSideExtent<=0.0f) return false;
if(halfForwardExtent<=0.0f) return false;
if(stepOffset>2.0f*halfHeight) return false; // Prevents obvious mistakes
return true;
}
/**
\brief Box character controller.
\see PxBoxControllerDesc PxController
*/
class PxBoxController : public PxController
{
public:
/**
\brief Gets controller's half height.
\return The half height of the controller.
\see PxBoxControllerDesc.halfHeight setHalfHeight()
*/
virtual PxF32 getHalfHeight() const = 0;
/**
\brief Gets controller's half side extent.
\return The half side extent of the controller.
\see PxBoxControllerDesc.halfSideExtent setHalfSideExtent()
*/
virtual PxF32 getHalfSideExtent() const = 0;
/**
\brief Gets controller's half forward extent.
\return The half forward extent of the controller.
\see PxBoxControllerDesc.halfForwardExtent setHalfForwardExtent()
*/
virtual PxF32 getHalfForwardExtent() const = 0;
/**
\brief Sets controller's half height.
\warning this doesn't check for collisions.
\param[in] halfHeight The new half height for the controller.
\return Currently always true.
\see PxBoxControllerDesc.halfHeight getHalfHeight()
*/
virtual bool setHalfHeight(PxF32 halfHeight) = 0;
/**
\brief Sets controller's half side extent.
\warning this doesn't check for collisions.
\param[in] halfSideExtent The new half side extent for the controller.
\return Currently always true.
\see PxBoxControllerDesc.halfSideExtent getHalfSideExtent()
*/
virtual bool setHalfSideExtent(PxF32 halfSideExtent) = 0;
/**
\brief Sets controller's half forward extent.
\warning this doesn't check for collisions.
\param[in] halfForwardExtent The new half forward extent for the controller.
\return Currently always true.
\see PxBoxControllerDesc.halfForwardExtent getHalfForwardExtent()
*/
virtual bool setHalfForwardExtent(PxF32 halfForwardExtent) = 0;
protected:
PX_INLINE PxBoxController() {}
virtual ~PxBoxController() {}
};
#if !PX_DOXYGEN
} // namespace physx
#endif
#endif