physxCAPI/physxCDLL/include/vehicle2/tire/PxVehicleTireHelpers.h

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2023-08-11 10:55:58 +08:00
// Redistribution and use in source and binary forms, with or without
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// are met:
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// notice, this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above copyright
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//
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// Copyright (c) 2008-2023 NVIDIA Corporation. All rights reserved.
// Copyright (c) 2004-2008 AGEIA Technologies, Inc. All rights reserved.
// Copyright (c) 2001-2004 NovodeX AG. All rights reserved.
#pragma once
/** \addtogroup vehicle2
@{
*/
#include "vehicle2/PxVehicleParams.h"
#include "vehicle2/wheel/PxVehicleWheelStates.h"
#include "PxVehicleTireStates.h"
#if !PX_DOXYGEN
namespace physx
{
namespace vehicle2
{
#endif
/**
\brief Compute the intention to accelerate by inspecting the actuation states of the wheels of a powered vehicle.
\param[in] poweredVehicleAxleDesc describes the axles and wheels of a powered vehicle in a jointed ensemble of vehicles.
\param[in] poweredVehicleActuationStates describes the drive state of each wheel of the powered vehicle.
@see PxVehicleTireStickyStateReset
*/
bool PxVehicleAccelerationIntentCompute
(const PxVehicleAxleDescription& poweredVehicleAxleDesc, const PxVehicleArrayData<const PxVehicleWheelActuationState>& poweredVehicleActuationStates);
/**
\brief Reset the sticky tire states of an unpowered vehicle if it is in a jointed ensemble of vehicles with at least one powered vehicle.
\param[in] poweredVehicleIntentionToAccelerate describes the state of the powered vehicle in an ensemble of jointed vehicles.
\param[in] unpoweredVehicleAxleDesc describes the axles and wheels of an unpowered vehicle towed by a powered vehicle.
\param[out] unpoweredVehicleStickyState is the sticky state of the wheels of an unpowered vehicle towed by a powered vehicle.
\note If any wheel on the powered vehicle is to receive a drive torque, the sticky tire states of the towed vehicle will be reset to the deactivated state.
\note poweredVehicleIntentionToAccelerate may be computed using PxVehicleAccelerationIntentCompute().
@see PxVehicleAccelerationIntentCompute
*/
void PxVehicleTireStickyStateReset
(const bool poweredVehicleIntentionToAccelerate,
const PxVehicleAxleDescription& unpoweredVehicleAxleDesc,
PxVehicleArrayData<PxVehicleTireStickyState>& unpoweredVehicleStickyState);
#if !PX_DOXYGEN
} // namespace vehicle2
} // namespace physx
#endif
/** @} */