GRK/dependencies/physx-4.1/include/cooking/PxBVHStructureDesc.h

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2022-01-12 16:07:16 +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_BVH_STRUCTURE_DESC_H
#define PX_BVH_STRUCTURE_DESC_H
/** \addtogroup cooking
@{
*/
#include "common/PxCoreUtilityTypes.h"
#include "common/PxPhysXCommonConfig.h"
#include "foundation/PxTransform.h"
#include "foundation/PxBounds3.h"
#if !PX_DOXYGEN
namespace physx
{
#endif
/**
\brief Descriptor class for #PxBVHStructure.
@see PxBVHStructure
*/
class PxBVHStructureDesc
{
public:
PX_INLINE PxBVHStructureDesc();
/**
\brief Pointer to first bounding box.
*/
PxBoundedData bounds;
/**
\brief Initialize the BVH structure descriptor
*/
PX_INLINE void setToDefault();
/**
\brief Returns true if the descriptor is valid.
\return true if the current settings are valid.
*/
PX_INLINE bool isValid() const;
protected:
};
PX_INLINE PxBVHStructureDesc::PxBVHStructureDesc()
{
}
PX_INLINE void PxBVHStructureDesc::setToDefault()
{
*this = PxBVHStructureDesc();
}
PX_INLINE bool PxBVHStructureDesc::isValid() const
{
// Check BVH desc data
if(!bounds.data)
return false;
if(bounds.stride < sizeof(PxBounds3)) //should be at least one point's worth of data
return false;
if(bounds.count == 0)
return false;
return true;
}
#if !PX_DOXYGEN
} // namespace physx
#endif
/** @} */
#endif // PX_BVH_STRUCTURE_DESC_H