1 | // |
2 | // Redistribution and use in source and binary forms, with or without |
3 | // modification, are permitted provided that the following conditions |
4 | // are met: |
5 | // * Redistributions of source code must retain the above copyright |
6 | // notice, this list of conditions and the following disclaimer. |
7 | // * Redistributions in binary form must reproduce the above copyright |
8 | // notice, this list of conditions and the following disclaimer in the |
9 | // documentation and/or other materials provided with the distribution. |
10 | // * Neither the name of NVIDIA CORPORATION nor the names of its |
11 | // contributors may be used to endorse or promote products derived |
12 | // from this software without specific prior written permission. |
13 | // |
14 | // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS ''AS IS'' AND ANY |
15 | // EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
16 | // IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
17 | // PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR |
18 | // CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, |
19 | // EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
20 | // PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR |
21 | // PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY |
22 | // OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
23 | // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
24 | // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
25 | // |
26 | // Copyright (c) 2008-2021 NVIDIA Corporation. All rights reserved. |
27 | // Copyright (c) 2004-2008 AGEIA Technologies, Inc. All rights reserved. |
28 | // Copyright (c) 2001-2004 NovodeX AG. All rights reserved. |
29 | |
30 | #ifndef PXFOUNDATION_PXBITANDDATA_H |
31 | #define PXFOUNDATION_PXBITANDDATA_H |
32 | |
33 | #include "foundation/Px.h" |
34 | |
35 | /** \addtogroup foundation |
36 | @{ |
37 | */ |
38 | #if !PX_DOXYGEN |
39 | namespace physx |
40 | { |
41 | #endif |
42 | |
43 | template <typename storageType, storageType bitMask> |
44 | class PxBitAndDataT |
45 | { |
46 | public: |
47 | PX_FORCE_INLINE PxBitAndDataT(const PxEMPTY) |
48 | { |
49 | } |
50 | PX_FORCE_INLINE PxBitAndDataT() : mData(0) |
51 | { |
52 | } |
53 | PX_FORCE_INLINE PxBitAndDataT(storageType data, bool bit = false) |
54 | { |
55 | mData = bit ? storageType(data | bitMask) : data; |
56 | } |
57 | |
58 | PX_CUDA_CALLABLE PX_FORCE_INLINE operator storageType() const |
59 | { |
60 | return storageType(mData & ~bitMask); |
61 | } |
62 | PX_CUDA_CALLABLE PX_FORCE_INLINE void setBit() |
63 | { |
64 | mData |= bitMask; |
65 | } |
66 | PX_CUDA_CALLABLE PX_FORCE_INLINE void clearBit() |
67 | { |
68 | mData &= ~bitMask; |
69 | } |
70 | PX_CUDA_CALLABLE PX_FORCE_INLINE storageType isBitSet() const |
71 | { |
72 | return storageType(mData & bitMask); |
73 | } |
74 | |
75 | protected: |
76 | storageType mData; |
77 | }; |
78 | typedef PxBitAndDataT<unsigned char, 0x80> PxBitAndByte; |
79 | typedef PxBitAndDataT<unsigned short, 0x8000> PxBitAndWord; |
80 | typedef PxBitAndDataT<unsigned int, 0x80000000> PxBitAndDword; |
81 | |
82 | #if !PX_DOXYGEN |
83 | } // namespace physx |
84 | #endif |
85 | |
86 | /** @} */ |
87 | #endif // PXFOUNDATION_PXBITANDDATA_H |
88 | |