| 1 | // |
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| 2 | // Redistribution and use in source and binary forms, with or without |
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| 3 | // modification, are permitted provided that the following conditions |
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| 4 | // are met: |
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| 5 | // * Redistributions of source code must retain the above copyright |
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| 6 | // notice, this list of conditions and the following disclaimer. |
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| 7 | // * Redistributions in binary form must reproduce the above copyright |
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| 8 | // notice, this list of conditions and the following disclaimer in the |
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| 9 | // documentation and/or other materials provided with the distribution. |
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| 10 | // * Neither the name of NVIDIA CORPORATION nor the names of its |
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| 11 | // contributors may be used to endorse or promote products derived |
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| 12 | // from this software without specific prior written permission. |
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| 13 | // |
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| 14 | // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS ''AS IS'' AND ANY |
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| 15 | // EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
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| 16 | // IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
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| 17 | // PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR |
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| 18 | // CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, |
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| 19 | // EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
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| 20 | // PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR |
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| 21 | // PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY |
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| 22 | // OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
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| 23 | // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
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| 24 | // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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| 25 | // |
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| 26 | // Copyright (c) 2008-2021 NVIDIA Corporation. All rights reserved. |
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| 27 | // Copyright (c) 2004-2008 AGEIA Technologies, Inc. All rights reserved. |
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| 28 | // Copyright (c) 2001-2004 NovodeX AG. All rights reserved. |
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| 29 | |
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| 30 | |
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| 31 | #ifndef PX_BVH_STRUCTURE_DESC_H |
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| 32 | #define PX_BVH_STRUCTURE_DESC_H |
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| 33 | /** \addtogroup cooking |
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| 34 | @{ |
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| 35 | */ |
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| 36 | |
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| 37 | #include "common/PxCoreUtilityTypes.h" |
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| 38 | #include "common/PxPhysXCommonConfig.h" |
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| 39 | #include "foundation/PxTransform.h" |
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| 40 | #include "foundation/PxBounds3.h" |
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| 41 | |
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| 42 | #if !PX_DOXYGEN |
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| 43 | namespace physx |
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| 44 | { |
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| 45 | #endif |
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| 46 | |
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| 47 | /** |
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| 48 | |
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| 49 | \brief Descriptor class for #PxBVHStructure. |
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| 50 | |
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| 51 | @see PxBVHStructure |
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| 52 | */ |
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| 53 | class PxBVHStructureDesc |
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| 54 | { |
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| 55 | public: |
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| 56 | PX_INLINE PxBVHStructureDesc(); |
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| 57 | |
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| 58 | /** |
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| 59 | \brief Pointer to first bounding box. |
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| 60 | */ |
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| 61 | PxBoundedData bounds; |
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| 62 | |
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| 63 | /** |
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| 64 | \brief Initialize the BVH structure descriptor |
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| 65 | */ |
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| 66 | PX_INLINE void setToDefault(); |
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| 67 | |
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| 68 | /** |
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| 69 | \brief Returns true if the descriptor is valid. |
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| 70 | \return true if the current settings are valid. |
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| 71 | */ |
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| 72 | PX_INLINE bool isValid() const; |
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| 73 | |
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| 74 | |
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| 75 | protected: |
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| 76 | }; |
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| 77 | |
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| 78 | |
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| 79 | |
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| 80 | PX_INLINE PxBVHStructureDesc::PxBVHStructureDesc() |
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| 81 | { |
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| 82 | } |
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| 83 | |
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| 84 | PX_INLINE void PxBVHStructureDesc::setToDefault() |
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| 85 | { |
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| 86 | *this = PxBVHStructureDesc(); |
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| 87 | } |
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| 88 | |
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| 89 | PX_INLINE bool PxBVHStructureDesc::isValid() const |
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| 90 | { |
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| 91 | // Check BVH desc data |
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| 92 | if(!bounds.data) |
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| 93 | return false; |
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| 94 | if(bounds.stride < sizeof(PxBounds3)) //should be at least one point's worth of data |
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| 95 | return false; |
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| 96 | |
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| 97 | if(bounds.count == 0) |
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| 98 | return false; |
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| 99 | |
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| 100 | return true; |
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| 101 | } |
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| 102 | |
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| 103 | #if !PX_DOXYGEN |
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| 104 | } // namespace physx |
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| 105 | #endif |
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| 106 | |
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| 107 | |
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| 108 | /** @} */ |
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| 109 | #endif // PX_BVH_STRUCTURE_DESC_H |
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| 110 | |
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